move UIBuilder creation into the layout

.gitattributes

@@ -1,3 +0,0 @@
-*.ogg filter=lfs diff=lfs merge=lfs -text
-*.png filter=lfs diff=lfs merge=lfs -text
-*.ttf filter=lfs diff=lfs merge=lfs -text

.luarc.json

@@ -6,6 +6,5 @@
     "love.filesystem.load": "loadfile"
   },
   "workspace.ignoreDir": ["dev_utils"],
-  "diagnostics.ignoredFiles": "Disable",
-  "hint.enable": true
+  "diagnostics.ignoredFiles": "Disable"
 }

assets/fonts/Roboto_Mono/OFL.txt

@@ -1,91 +0,0 @@
-This Font Software is licensed under the SIL Open Font License, Version 1.1.
-This license is copied below, and is also available with a FAQ at:
-https://openfontlicense.org
-
-
------------------------------------------------------------
-SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
------------------------------------------------------------
-
-PREAMBLE
-The goals of the Open Font License (OFL) are to stimulate worldwide
-development of collaborative font projects, to support the font creation
-efforts of academic and linguistic communities, and to provide a free and
-open framework in which fonts may be shared and improved in partnership
-with others.
-
-The OFL allows the licensed fonts to be used, studied, modified and
-redistributed freely as long as they are not sold by themselves. The
-fonts, including any derivative works, can be bundled, embedded, 
-redistributed and/or sold with any software provided that any reserved
-names are not used by derivative works. The fonts and derivatives,
-however, cannot be released under any other type of license. The
-requirement for fonts to remain under this license does not apply
-to any document created using the fonts or their derivatives.
-
-DEFINITIONS
-"Font Software" refers to the set of files released by the Copyright
-Holder(s) under this license and clearly marked as such. This may
-include source files, build scripts and documentation.
-
-"Reserved Font Name" refers to any names specified as such after the
-copyright statement(s).
-
-"Original Version" refers to the collection of Font Software components as
-distributed by the Copyright Holder(s).
-
-"Modified Version" refers to any derivative made by adding to, deleting,
-or substituting -- in part or in whole -- any of the components of the
-Original Version, by changing formats or by porting the Font Software to a
-new environment.
-
-"Author" refers to any designer, engineer, programmer, technical
-writer or other person who contributed to the Font Software.
-
-PERMISSION & CONDITIONS
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of the Font Software, to use, study, copy, merge, embed, modify,
-redistribute, and sell modified and unmodified copies of the Font
-Software, subject to the following conditions:
-
-1) Neither the Font Software nor any of its individual components,
-in Original or Modified Versions, may be sold by itself.
-
-2) Original or Modified Versions of the Font Software may be bundled,
-redistributed and/or sold with any software, provided that each copy
-contains the above copyright notice and this license. These can be
-included either as stand-alone text files, human-readable headers or
-in the appropriate machine-readable metadata fields within text or
-binary files as long as those fields can be easily viewed by the user.
-
-3) No Modified Version of the Font Software may use the Reserved Font
-Name(s) unless explicit written permission is granted by the corresponding
-Copyright Holder. This restriction only applies to the primary font name as
-presented to the users.
-
-4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
-Software shall not be used to promote, endorse or advertise any
-Modified Version, except to acknowledge the contribution(s) of the
-Copyright Holder(s) and the Author(s) or with their explicit written
-permission.
-
-5) The Font Software, modified or unmodified, in part or in whole,
-must be distributed entirely under this license, and must not be
-distributed under any other license. The requirement for fonts to
-remain under this license does not apply to any document created
-using the Font Software.
-
-TERMINATION
-This license becomes null and void if any of the above conditions are
-not met.
-
-DISCLAIMER
-THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
-OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
-COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
-DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
-OTHER DEALINGS IN THE FONT SOFTWARE.

assets/fonts/WDXL_Lubrifont_TC/OFL.txt

@@ -1,94 +0,0 @@
-Copyright 2025 The WDXL Lubrifont Project Authors (https://github.com/NightFurySL2001/WD-XL-font)
-Copyright 2018-2020 The ZCOOL QingKe HuangYou Project Authors (https://www.github.com/googlefonts/zcool-qingke-huangyou)
-
-This Font Software is licensed under the SIL Open Font License, Version 1.1.
-This license is copied below, and is also available with a FAQ at:
-https://openfontlicense.org
-
-
------------------------------------------------------------
-SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
------------------------------------------------------------
-
-PREAMBLE
-The goals of the Open Font License (OFL) are to stimulate worldwide
-development of collaborative font projects, to support the font creation
-efforts of academic and linguistic communities, and to provide a free and
-open framework in which fonts may be shared and improved in partnership
-with others.
-
-The OFL allows the licensed fonts to be used, studied, modified and
-redistributed freely as long as they are not sold by themselves. The
-fonts, including any derivative works, can be bundled, embedded, 
-redistributed and/or sold with any software provided that any reserved
-names are not used by derivative works. The fonts and derivatives,
-however, cannot be released under any other type of license. The
-requirement for fonts to remain under this license does not apply
-to any document created using the fonts or their derivatives.
-
-DEFINITIONS
-"Font Software" refers to the set of files released by the Copyright
-Holder(s) under this license and clearly marked as such. This may
-include source files, build scripts and documentation.
-
-"Reserved Font Name" refers to any names specified as such after the
-copyright statement(s).
-
-"Original Version" refers to the collection of Font Software components as
-distributed by the Copyright Holder(s).
-
-"Modified Version" refers to any derivative made by adding to, deleting,
-or substituting -- in part or in whole -- any of the components of the
-Original Version, by changing formats or by porting the Font Software to a
-new environment.
-
-"Author" refers to any designer, engineer, programmer, technical
-writer or other person who contributed to the Font Software.
-
-PERMISSION & CONDITIONS
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of the Font Software, to use, study, copy, merge, embed, modify,
-redistribute, and sell modified and unmodified copies of the Font
-Software, subject to the following conditions:
-
-1) Neither the Font Software nor any of its individual components,
-in Original or Modified Versions, may be sold by itself.
-
-2) Original or Modified Versions of the Font Software may be bundled,
-redistributed and/or sold with any software, provided that each copy
-contains the above copyright notice and this license. These can be
-included either as stand-alone text files, human-readable headers or
-in the appropriate machine-readable metadata fields within text or
-binary files as long as those fields can be easily viewed by the user.
-
-3) No Modified Version of the Font Software may use the Reserved Font
-Name(s) unless explicit written permission is granted by the corresponding
-Copyright Holder. This restriction only applies to the primary font name as
-presented to the users.
-
-4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
-Software shall not be used to promote, endorse or advertise any
-Modified Version, except to acknowledge the contribution(s) of the
-Copyright Holder(s) and the Author(s) or with their explicit written
-permission.
-
-5) The Font Software, modified or unmodified, in part or in whole,
-must be distributed entirely under this license, and must not be
-distributed under any other license. The requirement for fonts to
-remain under this license does not apply to any document created
-using the Font Software.
-
-TERMINATION
-This license becomes null and void if any of the above conditions are
-not met.
-
-DISCLAIMER
-THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
-OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
-COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
-DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
-OTHER DEALINGS IN THE FONT SOFTWARE.

assets/overlay_icons/manifest.lua

@@ -1,6 +0,0 @@
-return {
-    tileSize = 32,
-    ["dev_target"] = { 0 },
-    ["dev_path"] = { 1 },
-    ["dev_path_closed"] = { 2 },
-}

assets/shaders/alpha_mask.glsl

@@ -1,8 +0,0 @@
-vec4 effect(vec4 color, Image tex, vec2 texCoord, vec2 screenCoord)
-{
-    vec4 px = Texel(tex, texCoord);
-    if (px.a == 0.0) {
-        discard;
-    }
-    return vec4(1.0);
-}

assets/shaders/black_and_white.glsl

@@ -1,6 +0,0 @@
-vec4 effect(vec4 color, Image tex, vec2 uv, vec2 px)
-{
-    vec4 c = Texel(tex, uv);
-    float gray = dot(c.rgb, vec3(0.299, 0.587, 0.114)); // магические числа человеческого восприятия
-    return vec4(vec3(gray), c.a);
-}

assets/shaders/blur.glsl

@@ -1,18 +0,0 @@
-extern vec2 direction; // (1.0, 0.0) для X, (0.0, 1.0) для Y
-extern number radius; // радиус размытия
-
-vec4 effect(vec4 vcolor, Image tex, vec2 texture_coords, vec2 screen_coords)
-{
-    vec4 sum = vec4(0.0);
-    float weightTotal = 0.0;
-
-    for (int i = -10; i <= 10; i++) {
-        float offset = float(i);
-        float weight = exp(-offset * offset / (2.0 * radius * radius));
-        vec2 shift = direction * offset / love_ScreenSize.xy;
-        sum += Texel(tex, texture_coords + shift) * weight;
-        weightTotal += weight;
-    }
-
-    return sum / weightTotal;
-}

assets/shaders/divine_ripple.glsl

@@ -1,47 +0,0 @@
-extern vec2 center;
-extern number time;
-extern number intensity;
-extern vec2 screenSize;
-
-// Hexagon grid logic
-// Returns distance to nearest hex center
-float hexDist(vec2 p) {
-    p = abs(p);
-    float c = dot(p, normalize(vec2(1.0, 1.73)));
-    c = max(c, p.x);
-    return c;
-}
-
-vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 screen_coords) {
-    // Normalize coordinates to -1..1, correcting for aspect ratio
-    vec2 aspect = vec2(screenSize.x / screenSize.y, 1.0);
-    vec2 uv = (screen_coords / screenSize.y) - (center / screenSize.y);
-    
-    // Wave parameters
-    float dist = length(uv);
-    float speed = 5.0;
-    float waveWidth = 0.1;
-    float decay = 1.0 - smoothstep(0.0, 1.5, dist); // Decay over distance
-    
-    // Calculate wave pulse
-    float wavePhase = time * speed;
-    float pulse = smoothstep(waveWidth, 0.0, abs(dist - mod(wavePhase, 2.0)));
-    
-    // Hex grid pattern (visual only)
-    vec2 hexUV = screen_coords * 0.05; // Scale grid
-    // Basic hex grid approximation
-    vec2 q = vec2(hexUV.x * 2.0/3.0, hexUV.y);
-    
-    // Distortion
-    vec2 distort = normalize(uv) * pulse * intensity * 0.02 * decay;
-    vec2 finalUV = texture_coords - distort;
-    
-    // Sample texture with distortion
-    vec4 texColor = Texel(texture, finalUV);
-    
-    // Add divine glow at the wavefront
-    vec4 glowColor = vec4(1.0, 0.8, 0.4, 1.0); // Gold/Kitsune-fire color
-    texColor += glowColor * pulse * decay * 0.5;
-    
-    return texColor * color;
-}

assets/shaders/invert_color.glsl

@@ -1,5 +0,0 @@
-vec4 effect(vec4 color, Image tex, vec2 uv, vec2 px)
-{
-    vec4 c = Texel(tex, uv);
-    return vec4(vec3(1.0) - c.rgb, c.a);
-}

assets/shaders/light.glsl

@@ -1,30 +0,0 @@
-extern vec3 color;
-extern number time;
-
-vec4 effect(vec4 vcolor, Image tex, vec2 texture_coords, vec2 screen_coords)
-{
-    vec4 texColor = Texel(tex, texture_coords);
-
-    float mask = texColor.r;
-
-    vec2 uv = texture_coords - 0.5;
-    float dist = length(uv * 2.0);
-
-    float t = time;
-
-    float wave = sin((uv.x + uv.y) * 6.0 + t * 1.5) * 0.03;
-    float ripple = sin(length(uv) * 20.0 - t * 2.0) * 0.02;
-    float flicker = sin(t * 2.5) * 0.02;
-
-    dist += wave + ripple + flicker;
-
-    float intensity = 1.0 - smoothstep(0.0, 1.0, dist);
-    intensity = pow(intensity, 2.0);
-
-    float colorShift = sin(t * 3.0) * 0.1;
-    vec3 flickerColor = color + vec3(colorShift, colorShift * 0.5, -colorShift * 0.3);
-
-    vec3 finalColor = flickerColor * intensity * mask;
-
-    return vec4(finalColor, mask * intensity);
-}

assets/shaders/light_postprocess.glsl

@@ -1,20 +0,0 @@
-extern Image scene;
-extern Image light;
-
-extern vec3 ambient;
-
-vec4 effect(vec4 vcolor, Image unused, vec2 uv, vec2 px)
-{
-    vec4 s = Texel(scene, uv);
-    vec3 l = Texel(light, uv).rgb;
-
-    l = clamp(l, 0.0, 1.0);
-    vec3 a = clamp(ambient, 0.0, 1.0);
-
-    // Канальный множитель: от ambient до 1 в зависимости от света
-    vec3 m = a + (vec3(1.0) - a) * l;
-
-    vec3 rgb = s.rgb * m;
-
-    return vec4(rgb, s.a);
-}

assets/shaders/reveal.glsl

@@ -1,24 +0,0 @@
-extern float t;
-extern float blockSize;
-
-// hash-функция для шума по целочисленным координатам блока
-float hash(vec2 p) {
-    p = vec2(
-            dot(p, vec2(127.1, 311.7)),
-            dot(p, vec2(269.5, 183.3))
-        );
-    return fract(sin(p.x + p.y) * 43758.5453123);
-}
-
-vec4 effect(vec4 color, Image tex, vec2 texCoord, vec2 screenCoord)
-{
-    float blockSize = 4.0;
-
-    vec2 cell = floor(screenCoord / blockSize);
-    float n = hash(cell); // [0..1]
-    float mask = 1.0 - step(t, n);
-
-    vec4 base = Texel(tex, texCoord) * color;
-    base.a *= mask;
-    return base;
-}

assets/shaders/soft_uniform_noise.glsl

@@ -1,17 +0,0 @@
-#pragma language glsl3
-
-vec2 hash(vec2 p) {
-    p = fract(p * vec2(123.34, 456.21));
-    p += dot(p, p + 34.345);
-    return fract(vec2(p.x * p.y, p.x + p.y));
-}
-
-vec4 effect(vec4 color, Image tex, vec2 uv, vec2 px)
-{
-    vec2 cell = floor(px / 2.0); // тут можно размер зерна менять
-
-    float n = hash(cell).x; // 0..1
-    float v = 0.9 + n * 0.1; // 0.9..1.0
-
-    return vec4(v, v, v, 1.0);
-}

assets/shaders/sprite_light.glsl

@@ -1,85 +0,0 @@
-#define MAX_LIGHTS 8
-
-struct Light {
-    vec2 position;
-    vec3 color;
-    float radius;
-};
-
-extern Light lights[MAX_LIGHTS];
-extern int num_lights;
-extern vec2 sprite_pos; // Мировая позиция спрайта (в метрах)
-extern vec3 ambient; // Эмбиентное освещение
-extern vec3 sky; // Цвет неба
-
-// Параметры выделения
-extern bool is_selected;
-extern vec2 tex_size;
-extern float time;
-
-// Функция для имитации easing.easeInSine
-float easeInSine(float x) {
-    return 1.0 - cos((x * 3.14159) / 2.0);
-}
-
-vec4 effect(vec4 vcolor, Image tex, vec2 texture_coords, vec2 screen_coords)
-{
-    vec4 texColor = Texel(tex, texture_coords);
-
-    // ЛОГИКА ОБВОДКИ (Outline)
-    // Мы выполняем ее до расчетов освещения. Если пиксель прозрачный и объект выбран,
-    // проверяем соседей, чтобы понять, не граница ли это.
-    // Обводка рисуется "самосветящейся", чтобы выделение было видно даже в полной темноте.
-    if (is_selected && texColor.a <= 0.0) {
-        float maxAlpha = 0.0;
-
-        // Проверяем соседние пиксели (квадратом 3x3)
-        for (float x = -1.0; x <= 1.0; x++) {
-            for (float y = -1.0; y <= 1.0; y++) {
-                if (x == 0.0 && y == 0.0) continue;
-                vec2 offset = vec2(x, y) / tex_size;
-                maxAlpha = max(maxAlpha, Texel(tex, texture_coords + offset).a);
-            }
-        }
-
-        if (maxAlpha > 0.0) {
-            // Эффект пульсации и "бегущей волны" из оригинального шейдера outline.glsl
-            float modY = (0.75 + sin(time) * 0.25) * (0.5 + cos(texture_coords.y * 10.0 + time * 2.0) * 0.5);
-            return vec4(vec3(modY, 0.2 * sin(time) + 0.5, 0.5), 1.0);
-        }
-    }
-
-    if (texColor.a == 0.0) {
-        return vec4(0.0);
-    }
-
-    // Расчет базового освещения мира: персонаж освещается смесью неба (Sky) и отраженного света (Ambient).
-    vec3 baseLight = ambient + (vec3(1.0) - ambient) * sky;
-
-    // Десатурация базового света на 30%.
-    float luma = dot(baseLight, vec3(0.2126, 0.7152, 0.0722));
-    vec3 characterBaseLight = mix(baseLight, vec3(luma), 0.3);
-
-    vec3 pointLight = vec3(0.0);
-
-    for (int i = 0; i < num_lights; i++) {
-        vec2 lightPos = lights[i].position;
-        float radius = lights[i].radius;
-        vec2 lightVec = lightPos - sprite_pos;
-        float dist = length(lightVec);
-
-        // Плавное затухание света по радиусу.
-        float radiusFalloff = smoothstep(radius, radius * 0.2, dist);
-
-        // Реализация псевдо-проекции (3D-эффект):
-        float frontWeight = smoothstep(-2.0, 0.5, lightVec.y);
-
-        float attenuation = radiusFalloff * frontWeight;
-        pointLight += lights[i].color * attenuation;
-    }
-
-    pointLight = clamp(pointLight, 0.0, 1.0);
-
-    // Финальный расчет цвета:
-    return vec4(texColor.rgb * (characterBaseLight + pointLight), texColor.a);
-}

assets/sprites/boar/manifest.lua

@@ -1,9 +0,0 @@
-return {
-    width = 32,
-    height = 32,
-    base = {
-        x = 14,
-        y = 26
-    },
-    size = 0.6 -- условная доля тайла, которую занимает спрайт
-}

assets/sprites/character/manifest.lua

@@ -1,9 +0,0 @@
-return {
-    width = 96,
-    height = 64,
-    base = {
-        x = 38,
-        y = 47
-    },
-    size = 0.4 -- условная доля тайла, которую занимает спрайт
-}

lib/animation_node.lua

@@ -0,0 +1,101 @@
+local easing = require "lib.utils.easing"
+
+--- @alias voidCallback fun(): nil
+--- @alias animationRunner fun(node: AnimationNode)
+
+--- Узел дерева анимаций.
+---
+--- Отслеживает завершение всех анимаций всех дочерних узлов и оповещает вышестоящий узел.
+---
+--- Дочерние узлы одного уровня запускают свою анимацию одновременно после завершения анимации родителя.
+--- Example:
+--- ```lua
+---     AnimationNode {
+---         function (node) residentsleeper:sleep(1000, node) end, -- must pass itself down as the parameter
+---         onEnd = function() print("completed") end,
+---         children = { -- children run in parallel after the parent animation is completed
+---             AnimationNode {
+---                 function (node) sprite:animate("attack", node) end
+---             },
+---             AnimationNode {
+---                 function (node) other_sprite:animate("hurt", node) end
+---             },
+---         }
+---     }:run()
+--- ```
+--- @class AnimationNode
+--- @field count integer
+--- @field run animationRunner
+--- @field parent AnimationNode?
+--- @field children AnimationNode[]
+--- @field finish voidCallback
+--- @field onEnd voidCallback?
+--- @field duration number продолжительность в миллисекундах
+--- @field easing ease функция смягчения
+--- @field t number прогресс анимации
+--- @field state "running" | "waiting" | "finished"
+local animation = {}
+animation.__index = animation
+
+--- Регистрация завершения дочерней анимации
+function animation:bubbleUp()
+    self.count = self.count - 1
+    if self.count > 0 then return end
+    self.state = "finished"
+    if self.onEnd then self.onEnd() end
+    if self.parent then self.parent:bubbleUp() end
+end
+
+--- @param children AnimationNode[]
+--- Запланировать анимации после текущей, которые запустятся одновременно друг с другом
+function animation:chain(children)
+    for _, child in ipairs(children) do
+        child.parent = self
+        table.insert(self.children, child)
+        self.count = self.count + 1
+    end
+    return self
+end
+
+--- Возвращает текущий прогресс анимации с учетом смягчения
+function animation:getValue()
+    return self.easing(self.t)
+end
+
+function animation:update(dt)
+    if self.state ~= "running" then return end
+
+    if self.t < 1 then
+        self.t = self.t + dt * 1000 / self.duration -- в знаменателе продолжительность анимации в секундах
+    else
+        self.t = 1
+        self:finish()
+    end
+end
+
+--- @param data {[1]: animationRunner?, onEnd?: voidCallback, duration: number?, easing: ease?, children?: AnimationNode[]}
+--- @return AnimationNode
+local function new(data)
+    local t = setmetatable({}, animation)
+    t.run = data[1] or function(self)
+        self:finish()
+    end
+    t.onEnd = data.onEnd
+    t.count = 1 -- своя анимация
+    t.children = {}
+    t:chain(data.children or {})
+    t.duration = data.duration or 1000
+    t.easing = data.easing or easing.linear
+    t.t = 0
+    t.state = "running"
+    t.finish = function()
+        t.state = "waiting"
+        t:bubbleUp()
+        for _, anim in ipairs(t.children) do
+            anim:run()
+        end
+    end
+    return t
+end
+
+return new

lib/annotations.lua

@@ -1,14 +1,6 @@
 --- @meta _
+Tree.behaviors.map             = require "lib.character.behaviors.map"
 Tree.behaviors.spellcaster     = require "lib.character.behaviors.spellcaster"
 Tree.behaviors.sprite          = require "lib.character.behaviors.sprite"
 Tree.behaviors.stats           = require "lib.character.behaviors.stats"
 Tree.behaviors.residentsleeper = require "lib.character.behaviors.residentsleeper"
-Tree.behaviors.shadowcaster    = require "lib.character.behaviors.shadowcaster"
-Tree.behaviors.light           = require "character.behaviors.light"
-Tree.behaviors.positioned      = require "character.behaviors.positioned"
-Tree.behaviors.tiled           = require "character.behaviors.tiled"
-Tree.behaviors.cursor          = require "character.behaviors.cursor"
-Tree.behaviors.ai              = require "lib.character.behaviors.ai"
-Tree.behaviors.effects         = require "lib.character.behaviors.effects"
-
---- @alias voidCallback fun(): nil

lib/audio.lua

@@ -1,99 +0,0 @@
-local task = require "lib.utils.task"
-local ease = require "lib.utils.easing"
-
-local EFFECTS_SUPPORTED = love.audio.isEffectsSupported()
-
---- @alias SourceFilter { type: "bandpass"|"highpass"|"lowpass", volume: number, highgain: number, lowgain: number }
-
---- @class Audio
---- @field musicVolume number
---- @field soundVolume number
---- @field looped boolean
---- @field from love.Source?
---- @field to love.Source?
-audio = {}
-audio.__index = audio
-
---- здесь мы должны выгружать значения из файлика с сохранением настроек
-local function new(musicVolume, soundVolume)
-    return setmetatable({
-        musicVolume = musicVolume,
-        soundVolume = soundVolume,
-        looped = true
-    }, audio)
-end
-
-function audio:update(dt)
-    if self.fader then
-        local t = self.fader.value
-        if self.from then self.from:setVolume(self.musicVolume * (1 - t)) end
-        if self.to then self.to:setVolume(self.musicVolume * t) end
-    end
-end
-
---- if from is nil, than we have fade in to;
---- if to is nil, than we have fade out from
----
---- also we should guarantee, that from and to have the same volume
---- @param from love.Source
---- @param to love.Source
---- @param ms number? in milliseconds
-function audio:crossfade(from, to, ms)
-    print("[Audio]: Triggered crossfade")
-
-    -- Stop previous 'from' if it's dangling to avoid leaks
-    if self.from and self.from ~= from and self.from ~= to then
-        self.from:stop()
-    end
-
-    self:play(to)
-    to:setVolume(0)
-    self.from = from
-    self.to = to
-
-    -- Reuse fader object to allow task cancellation
-    if not self.fader then self.fader = { value = 0 } end
-    self.fader.value = 0
-
-    task.tween(self.fader, { value = 1 }, ms or 1000, ease.easeOutCubic)(function()
-        if self.from then
-            self.from:setVolume(0)
-            self.from:stop()
-        end
-        if self.to then
-            self.to:setVolume(self.musicVolume)
-        end
-        self.fader = nil
-        print("[Audio]: Crossfade done")
-    end)
-end
-
---- @param source love.Source
---- @param settings SourceFilter?
---- @param effectName string?
-function audio:play(source, settings, effectName)
-    if source:getType() == "stream" then
-        source:setLooping(self.looped)
-        source:setVolume(self.musicVolume)
-        source:play()
-    else
-        source:setVolume(self.soundVolume)
-        source:play()
-    end
-    if settings and EFFECTS_SUPPORTED then
-        source.setFilter(source, settings)
-    end
-    if effectName and EFFECTS_SUPPORTED then
-        source:setEffect(effectName, true)
-    end
-end
-
-function audio:setMusicVolume(volume)
-    self.musicVolume = volume
-end
-
-function audio:setSoundVolume(volume)
-    self.soundVolume = volume
-end
-
-return { new = new }

lib/character/behaviors/ai.lua

@@ -1,177 +0,0 @@
-local easing = require "lib.utils.easing"
-local pf     = require "lib.pathfinder"
-local utils  = require "lib.utils.utils"
-local task   = require "lib.utils.task"
-
---- @alias AIAction fun(self: AIBehavior): Task<nil>
-
---- @return Character
-local function closestCharacter(char)
-    local caster = Vec3 {}
-    char:try(Tree.behaviors.positioned, function(b)
-        caster = b.position
-    end)
-    local charTarget
-    local minDist = 88005553535 -- spooky magic number
-    for k, v in pairs(Tree.level.characters) do
-        v:try(Tree.behaviors.positioned, function(b)
-            local dist = ((caster.x - b.position.x) ^ 2 + (caster.y - b.position.y) ^ 2) ^ 0.5
-            if dist < minDist and dist ~= 0 then
-                minDist = dist
-                charTarget = v
-            end
-            -- print(k, b.position)
-        end)
-    end
-    return charTarget
-end
-
--- --- Возвращает все точки в радиусе в виде векторов (должен по крайней мере)
--- --- @param radius integer
--- --- @param center Vec3
--- --- @return Vec3[]
--- local function circleVectors(center, radius)
---     local vecs = {}
---     local res = {}
---     for t = 0, 2 * math.pi, EPSILON do
---         local x = math.cos(t) * radius + center.x
---         local y = math.sin(t) * radius + center.y
---         table.insert(vecs, Vec3 { math.floor(x), math.floor(y) })
---     end
---     for _, v in pairs(vecs) do
---         local i = 1
---         while i <= #res and (res[i].x ~= v.x or res[i].y ~= v.y) do
---             i = i + 1
---         end
---         if i == #res + 1 or #res == 0 then
---             table.insert(res, v)
---             print('[AI]: circle vecs:', v)
---         end
---     end
---     return res
--- end
-
---- Возвращает все точки в радиусе в виде векторов (должен по крайней мере)
---- @param radius integer
---- @param center Vec3
---- @return Vec3[]
-local function circleVectors(center, radius)
-    local dx, dy, err = radius, 0, 1 - radius
-    local vecs, res = {}, {}
-    while dx >= dy do
-        table.insert(vecs, Vec3 { center.x + dx, center.y + dy })
-        table.insert(vecs, Vec3 { center.x - dx, center.y + dy })
-        table.insert(vecs, Vec3 { center.x + dx, center.y - dy })
-        table.insert(vecs, Vec3 { center.x - dx, center.y - dy })
-        table.insert(vecs, Vec3 { center.x + dy, center.y + dx })
-        table.insert(vecs, Vec3 { center.x - dy, center.y + dx })
-        table.insert(vecs, Vec3 { center.x + dy, center.y - dx })
-        table.insert(vecs, Vec3 { center.x - dy, center.y - dx })
-        dy = dy + 1
-        if err < 0 then
-            err = err + 2 * dy + 1
-        else
-            dx, err = dx - 1, err + 2 * (dy - dx) + 1
-        end
-    end
-    for _, v in pairs(vecs) do
-        local i = 1
-        while i <= #res and (res[i].x ~= v.x or res[i].y ~= v.y) and v.x >= 0 and v.y >= 0 do
-            i = i + 1
-        end
-        if i == #res + 1 or #res == 0 then
-            table.insert(res, v)
-            print('[AI]: circle vecs:', v)
-        end
-    end
-    return vecs
-end
-
---- ищет пути к ближайшему персу в определённом радиусе
---- @param owner Character
---- @param radius integer  здесь мы должны сами определять, сколько должны не доходить до персонажа (1 <= n)
---- @return Vec3|nil
-local function pathToClosestCharacter(owner, radius)
-    local charTarget = closestCharacter(owner)
-    local targetPosition, ownerPosition = charTarget:has(Tree.behaviors.positioned), owner:has(Tree.behaviors.positioned)
-    if not targetPosition or not ownerPosition then return end
-
-    local circleVecs = circleVectors(targetPosition.position, radius)
-    local target = circleVecs[#circleVecs]
-    local path = pf(ownerPosition.position, target)
-    for i, c in ipairs(circleVecs) do
-        local newPath = pf(ownerPosition.position, c)
-        if newPath:size() < path:size() then
-            path = newPath
-            target = c
-        end
-    end
-    return target
-end
-
---- @type table<Class, AIAction>
-local aiNature = {
-    dev_warrior = function(self)
-        return function(callback) -- почему так, описано в Task
-            self.owner:try(Tree.behaviors.spellcaster, function(spellB)
-                self.target = pathToClosestCharacter(self.owner, 1)
-                local attackTarget = closestCharacter(self.owner):has(Tree.behaviors.positioned)
-                if not attackTarget then return end
-                local task1 = spellB.spellbook[1]:cast(self.owner, self.target)
-                if task1 then
-                    task1(
-                        function()
-                            -- здесь мы оказываемся после того, как сходили в первый раз
-                            print('[AI]: я походил')
-                            local task2 = spellB.spellbook[3]:cast(self.owner, attackTarget.position)
-                            if task2 then
-                                -- дергаем функцию после завершения хода
-                                print('[AI]: и ударил')
-                                task2(callback)
-                            else
-                                print('[AI]: чёт не бьётся')
-                                callback()
-                            end
-                        end
-                    )
-                else
-                    print('рот этого казино')
-                    callback()
-                end
-            end)
-        end
-    end,
-    dev_mage = function(self)
-        return function(callback)
-            print("etoh... bleh")
-            callback()
-        end
-    end
-}
-
-
-
---- @class AIBehavior : Behavior
---- @field target Vec3?
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "ai"
-
---- Заставляет ИИ сделать ход
----
---- По умолчанию ничего не делает
---- @return Task<nil>
-function behavior:makeTurn()
-    return function(callback)
-        callback()
-    end
-end
-
---- @param class Class
-function behavior.new(class)
-    return setmetatable({
-        makeTurn = aiNature[class]
-    }, behavior)
-end
-
-return behavior

lib/character/behaviors/behavior.lua

@@ -11,11 +11,6 @@ behavior.id = "behavior"
 
 function behavior.new() return setmetatable({}, behavior) end
 
---- это деструктор с крутым названием
-function behavior:die()
-
-end
-
 function behavior:update(dt) end
 
 function behavior:draw() end

lib/character/behaviors/cursor.lua

@@ -1,19 +0,0 @@
---- Добавляет следование за курсором мыши
---- @class CursorBehavior : Behavior
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "cursor"
-
----@return CursorBehavior
-function behavior.new()
-    return setmetatable({}, behavior)
-end
-
-function behavior:update()
-    self.owner:try(Tree.behaviors.positioned, function(b)
-        local mx, my = love.mouse.getX(), love.mouse.getY()
-        b.position = Tree.level.camera:toWorldPosition(Vec3 { mx, my })
-    end)
-end
-
-return behavior

lib/character/behaviors/effects.lua

@@ -1,187 +0,0 @@
-local task       = require "lib.utils.task"
-local efb        = require "lib.effectbook"
-local book       = efb.book
-
---- ===========ЛОГИКА ЭФФЕКТОВ И ЧТО С ЭТИМ ЕДЯТ===========
---- читать здесь: https://docs.google.com/document/d/1Hxa5dOLaeRpLQOs5H-oIDDuLLhKbDw40lR9d62Zb4Tg/edit?usp=sharing
---- и здесь: https://docs.google.com/document/d/1jvhuM3mxqYSQTEM8m-WL-uUSie9QRsZOCCUEiw9ZqzM/edit?tab=t.0
-
---- behavior thats holds all effects that we applied
---- @class EffectsBehavior : Behavior
---- @field effectsPriority EffectTag[] хранит эффекты в порядке их применения
---- @field effectsProperties table<EffectTag, { stacks: integer, intensity: integer }> хранит характеристики эффектов
-local behavior   = {}
-behavior.__index = behavior
-behavior.id      = "effects"
-
---- @return EffectsBehavior
-function behavior.new()
-    return setmetatable({
-        effectsPriority = {},
-        effectsProperties = {},
-    }, behavior)
-end
-
---- проверяет, можно ли наложить эффект и при наложении его применяет
---- @param effect EffectTag
---- @param stacks integer
---- @param intensity integer
-function behavior:addEffect(effect, stacks, intensity)
-    local task1, birthStatement = book[effect]:beforeBirth(self.owner, intensity)
-    if task1 then
-        task1(function() end)
-    end
-    if not birthStatement then return end
-
-    -- проверка на сумму, и её применение
-    for i, ef in ipairs(self.effectsPriority) do
-        if efb.sums[effect] then
-            if efb.sums[effect][ef] then
-                if not efb.sums[effect][ef](self.owner, effect, ef) then return end
-            end
-        elseif efb.sums[ef] then
-            if efb.sums[ef][effect] then
-                if not efb.sums[ef][effect](self.owner, ef, effect) then return end
-            end
-        end
-    end
-
-    book[effect]:onBirth(self.owner, stacks, intensity)
-
-    local task3 = book[effect]:afterBirth(self.owner, intensity)
-    if task3 then
-        task3(function()
-            print("[Effects]: мы применили эффект!!")
-        end)
-    end
-end
-
---- Удаляет один эффект по порядку
---- @param effect EffectTag
-function behavior:deleteEffect(effect)
-    self.effectsProperties[effect] = nil
-    for i, ef in ipairs(self.effectsPriority) do
-        if ef == effect then
-            table.remove(self.effectsPriority, i)
-            return
-        end
-    end
-end
-
---- О ДААА ЭТА ФУНКЦИЯ МЕНЯЕТ СОСТОЯНИЕ О ДАААААА О ДАААААААААА
---- @param effect EffectTag
---- @param amount integer
-function behavior:deleteStacks(effect, amount)
-    print("[Effects]: удаляем стаки!!")
-    self.effectsProperties[effect].stacks = self.effectsProperties[effect].stacks -
-        amount -- !!!!!!!!!!!!!!!! <<<<< 21+ only
-    if self.effectsProperties[effect].stacks <= 0 then
-        print("[Effects]:", effect, "ДОЛЖЕН БЫТЬ СТЁРТ")
-        self:deleteEffect(effect)
-        print("[Effects]:", effect, "СТЁРТ")
-    end
-end
-
---- должна вызываться перед смертью персонажа;
----
---- возвращает, убивать ли персонажа
---- @return boolean
-function behavior:beforeDeath()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1, deathStatement = book[ef]:beforeDeath(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-        if deathStatement == false then return false end
-    end
-    return true
-end
-
---- должна вызываться после смерти персонажа (может ли такая ситуация возникнуть вообще?)
-function behavior:afterDeath()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1 = book[ef]:afterDeath(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-    end
-end
-
---- должен вызываться в начале хода
----
---- возвращает, может ли персонаж сделать ход?
---- @return boolean
-function behavior:beforeTurn()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1, turnStatement = book[ef]:beforeTurn(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-        if turnStatement == false then return false end
-    end
-    return true
-end
-
---- должен вызываться в конце хода
-function behavior:afterTurn()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1 = book[ef]:afterTurn(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-    end
-end
-
---- должен вызываться перед кастом спелла
----
---- возвращает, может ли персонаж скастовать спелл?
---- @return boolean
-function behavior:beforeCast()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1, castStatement = book[ef]:beforeCast(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-        if castStatement == false then return false end
-    end
-    return true
-end
-
---- должен вызываться после каста спелла
-function behavior:afterCast()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1 = book[ef]:afterCast(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-    end
-end
-
---- должен вызываться перед получением урона
----
---- возвращает получаемый урон
---- @return integer
-function behavior:beforeDamage(damage)
-    local totalDamage = damage
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1
-        task1, totalDamage = book[ef]:beforeDamage(self.owner, self.effectsProperties[ef].intensity,
-            totalDamage or damage)
-        if task1 then
-            task1(function() end)
-        end
-    end
-    return totalDamage or damage
-end
-
---- должен вызываться после получения урона
-function behavior:afterDamage()
-    for i, ef in ipairs(self.effectsPriority) do
-        local task1 = book[ef]:afterDamage(self.owner, self.effectsProperties[ef].intensity)
-        if task1 then
-            task1(function() end)
-        end
-    end
-end
-
-return behavior

lib/character/behaviors/light.lua

@@ -1,50 +0,0 @@
-local task       = require "lib.utils.task"
-
---- @class LightBehavior : Behavior
---- @field intensity number
---- @field color Vec3
---- @field seed integer
---- @field private animateColorTask? Task
-local behavior   = {}
-behavior.__index = behavior
-behavior.id      = "light"
-
----@param values {intensity: number?, color: Vec3?, seed: integer?}
----@return LightBehavior
-function behavior.new(values)
-    return setmetatable({
-        intensity = values.intensity or 1,
-        color = values.color or Vec3 { 1, 1, 1 },
-        seed = values.seed or math.random(math.pow(2, 16))
-    }, behavior)
-end
-
-function behavior:update(dt)
-    -- All logic moved to tasks
-end
-
-function behavior:animateColor(targetColor, duration, easing)
-    -- If there's support for canceling tasks, we should do it here
-    return task.tween(self, { color = targetColor }, duration or 800, easing)
-end
-
-function behavior:draw()
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    Tree.level.render:enqueue(Tree.level.render.LAYERS.LIGHT, positioned.position.y, function()
-        love.graphics.setBlendMode("add", "premultiplied")
-        local shader = Tree.assets.files.shaders.light
-        shader:send("color", { self.color.x, self.color.y, self.color.z })
-        shader:send("time", love.timer:getTime() + self.seed)
-        love.graphics.setShader(shader)
-        love.graphics.draw(Tree.assets.files.masks.circle128, positioned.position.x - self.intensity / 2,
-            positioned.position.y - self.intensity / 2, 0, self.intensity / 128,
-            self.intensity / 128)
-
-        love.graphics.setShader()
-        love.graphics.setBlendMode("alpha")
-    end)
-end
-
-return behavior

lib/character/behaviors/map.lua

@@ -0,0 +1,91 @@
+local utils = require "lib.utils.utils"
+
+--- Отвечает за размещение и перемещение по локации
+--- @class MapBehavior : Behavior
+--- @field position Vec3
+--- @field runTarget Vec3 точка, в которую в данный момент бежит персонаж
+--- @field displayedPosition Vec3 точка, в которой персонаж отображается
+--- @field t0 number время начала движения для анимациии
+--- @field path Deque путь, по которому сейчас бежит персонаж
+--- @field animationNode? AnimationNode AnimationNode, с которым связана анимация перемещения
+--- @field size Vec3
+local mapBehavior = {}
+mapBehavior.__index = mapBehavior
+mapBehavior.id = "map"
+
+
+--- @param position? Vec3
+--- @param size? Vec3
+function mapBehavior.new(position, size)
+    return setmetatable({
+        position = position or Vec3({}),
+        displayedPosition = position or Vec3({}),
+        size = size or Vec3({ 1, 1 }),
+    }, mapBehavior)
+end
+
+--- @param position Vec3
+function mapBehavior:lookAt(position)
+    self.owner:try(Tree.behaviors.sprite,
+        function(sprite)
+            if position.x > self.displayedPosition.x then sprite.side = sprite.RIGHT end
+            -- (sic!)
+            if position.x < self.displayedPosition.x then sprite.side = sprite.LEFT end
+        end
+    )
+end
+
+--- @param path Deque
+--- @param animationNode AnimationNode
+function mapBehavior:followPath(path, animationNode)
+    if path:is_empty() then return animationNode:finish() end
+    self.animationNode = animationNode
+    self.position = self.displayedPosition
+    self.owner:try(Tree.behaviors.sprite, function(sprite)
+        sprite:loop("run")
+    end)
+    self.path = path;
+    ---@type Vec3
+    local nextCell = path:peek_front()
+    self:runTo(nextCell)
+    path:pop_front()
+end
+
+--- @param target Vec3
+function mapBehavior:runTo(target)
+    self.t0 = love.timer.getTime()
+    self.runTarget = target
+    self.owner:try(Tree.behaviors.sprite,
+        function(sprite)
+            if target.x < self.position.x then
+                sprite.side = Tree.behaviors.sprite.LEFT
+            elseif target.x > self.position.x then
+                sprite.side = Tree.behaviors.sprite.RIGHT
+            end
+        end
+    )
+end
+
+function mapBehavior:update(dt)
+    if self.runTarget then
+        local delta = love.timer.getTime() - self.t0 or love.timer.getTime()
+        local fraction = delta /
+            (0.5 * self.runTarget:subtract(self.position):length()) -- бежим одну клетку за 500 мс, по диагонали больше
+        if fraction >= 1 then                                       -- анимация перемещена завершена
+            self.position = self.runTarget
+            if not self.path:is_empty() then                        -- еще есть, куда бежать
+                self:runTo(self.path:pop_front())
+            else                                                    -- мы добежали до финальной цели
+                self.owner:try(Tree.behaviors.sprite, function(sprite)
+                    sprite:loop("idle")
+                end)
+                self.runTarget = nil
+                if self.animationNode then self.animationNode:finish() end
+            end
+        else                                                                             -- анимация перемещения не завершена
+            self.displayedPosition = utils.lerp(self.position, self.runTarget, fraction) -- линейный интерполятор
+        end
+    end
+end
+
+return mapBehavior

lib/character/behaviors/positioned.lua

@@ -1,25 +0,0 @@
---- Отвечает за размещение на уровне
---- @class PositionedBehavior : Behavior
---- @field position Vec3
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "positioned"
-
---- @param position? Vec3
-function behavior.new(position)
-    return setmetatable({
-        position = position or Vec3({}),
-    }, behavior)
-end
-
---- @param position Vec3
-function behavior:lookAt(position)
-    self.owner:try(Tree.behaviors.sprite,
-        function(sprite)
-            if position.x > self.position.x then sprite.side = sprite.RIGHT end
-            if position.x < self.position.x then sprite.side = sprite.LEFT end
-        end
-    )
-end
-
-return behavior

lib/character/behaviors/residentsleeper.lua

@@ -1,37 +1,28 @@
 --- Умеет асинхронно ждать какое-то время (для анимаций)
 --- @class ResidentSleeperBehavior : Behavior
---- @field private t0 number?
---- @field private sleepTime number?
---- @field private callback voidCallback?
---- @field private state 'running' | 'finished'
+--- @field animationNode? AnimationNode
+--- @field endsAt? number
 local behavior = {}
 behavior.__index = behavior
 behavior.id = "residentsleeper"
 
 function behavior.new() return setmetatable({}, behavior) end
 
-function behavior:update(_)
-    if self.state ~= 'running' then return end
-
-    local t = love.timer.getTime()
-    if t >= self.t0 + self.sleepTime then
-        self.state = 'finished'
-        self.callback()
+function behavior:update(dt)
+    if not self.animationNode then return end
+    if love.timer.getTime() >= self.endsAt then
+        self.animationNode:finish()
+        self.animationNode = nil
+        self.endsAt = nil
     end
 end
 
---- @return Task<nil>
-function behavior:sleep(ms)
-    self.sleepTime = ms / 1000
-    return function(callback)
-        if self.state == 'running' then
-            self.callback()
-        end
-
-        self.t0 = love.timer.getTime()
-        self.callback = callback
-        self.state = 'running'
-    end
+--- @param ms number time to wait in milliseconds
+--- @param node AnimationNode
+function behavior:sleep(ms, node)
+    if self.animationNode then node:finish() end
+    self.animationNode = node
+    self.endsAt = love.timer.getTime() + ms / 1000
 end
 
 return behavior

lib/character/behaviors/shadowcaster.lua

@@ -1,35 +0,0 @@
-local easing = require "lib.utils.easing"
---- @class ShadowcasterBehavior : Behavior
-local behavior = {}
-behavior.id = "shadowcaster"
-behavior.__index = behavior
-
-function behavior.new() return setmetatable({}, behavior) end
-
-function behavior:draw()
-    local sprite = self.owner:has(Tree.behaviors.sprite)
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return end
-    if not sprite then return end
-
-    local ppm = Tree.level.camera.pixelsPerMeter
-    local position = positioned.position + Vec3 { 0.5, 0.5 }
-
-    local lightIds = Tree.level.lightGrid:query(position, 5)
-    --- @type Character[]
-    local lights = {}
-    for _, id in ipairs(lightIds) do
-        table.insert(lights, Tree.level.characters[id])
-    end
-
-    -- 1. Эллипс тени
-    Tree.level.render:enqueue(Tree.level.render.LAYERS.SHADOW, position.y, function()
-        love.graphics.push()
-        love.graphics.setColor(0, 0, 0, 1)
-        love.graphics.translate(position.x, position.y)
-        love.graphics.ellipse("fill", 0, 0, sprite.manifest.size / 2, sprite.manifest.size / 2 * math.cos(math.pi / 4))
-        love.graphics.pop()
-    end)
-end
-
-return behavior

lib/character/behaviors/spellcaster.lua

@@ -1,13 +1,11 @@
 --- @class SpellcasterBehavior : Behavior
 --- @field spellbook Spell[] собственный набор спеллов персонажа
 --- @field cast Spell | nil ссылка на активный спелл из спеллбука
---- @field cooldowns {[string]: integer} текущий кулдаун спеллов по тегам
 --- @field state "idle" | "casting" | "running"
 local behavior = {}
 behavior.__index = behavior
 behavior.id = "spellcaster"
 behavior.state = "idle"
-behavior.cooldowns = {}
 
 ---@param spellbook Spell[] | nil
 ---@return SpellcasterBehavior
@@ -15,28 +13,16 @@ function behavior.new(spellbook)
     local spb = require "lib.spellbook" --- @todo временное добавление ходьбы (и читов) всем персонажам
     local t = {}
     t.spellbook = spellbook or spb.of { spb.walk, spb.regenerateMana, spb.attack }
-    t.cooldowns = {}
     return setmetatable(t, behavior)
 end
 
 function behavior:endCast()
-    self.owner:try(Tree.behaviors.effects, function(effects)
-        effects:afterCast()
-    end)
     self.state = "idle"
     self.cast = nil
     Tree.level.turnOrder:reorder()
     Tree.level.selector:unlock()
 end
 
-function behavior:processCooldowns()
-    local cds = {}
-    for tag, cd in pairs(self.cooldowns) do
-        cds[tag] = (cd - 1) >= 0 and cd - 1 or 0
-    end
-    self.cooldowns = cds
-end
-
 function behavior:update(dt)
     if Tree.level.selector:deselected() then
         self.state = "idle"

lib/character/behaviors/sprite.lua

@@ -3,8 +3,6 @@ local anim8 = require "lib.utils.anim8"
 --- @class SpriteBehavior : Behavior
 --- @field animationTable table<string, table>
 --- @field animationGrid table
---- @field manifest table
---- @field sheets table
 --- @field state "idle"|"run"|"hurt"|"attack"
 --- @field side 1|-1
 local sprite = {}
@@ -19,12 +17,11 @@ function sprite.new(spriteDir)
     local anim = setmetatable({}, sprite)
     anim.animationTable = {}
     anim.animationGrid = {}
-    anim.manifest = spriteDir.manifest
-    anim.sheets = spriteDir.sheets
+
     -- n: name; i: image
-    for n, i in pairs(spriteDir.sheets) do
-        local aGrid = anim8.newGrid(anim.manifest.width, anim.manifest.height, i:getWidth(), i:getHeight())
-        local tiles = '1-' .. math.ceil(i:getWidth() / anim.manifest.width)
+    for n, i in pairs(spriteDir) do
+        local aGrid = anim8.newGrid(96, 64, i:getWidth(), i:getHeight())
+        local tiles = '1-' .. math.ceil(i:getWidth() / 96)
         anim.animationGrid[n] = aGrid(tiles, 1)
     end
 
@@ -42,96 +39,41 @@ function sprite:update(dt)
 end
 
 function sprite:draw()
-    if not self.animationTable[self.state] or not self.sheets[self.state] then return end
+    if not self.animationTable[self.state] or not Tree.assets.files.sprites.character[self.state] then return end
 
-    self.owner:try(Tree.behaviors.positioned,
-        function(pos)
+    self.owner:try(Tree.behaviors.map,
+        function(map)
             local ppm = Tree.level.camera.pixelsPerMeter
-            local position = pos.position + Vec3 { 0.5, 0.5 }
+            local position = map.displayedPosition
+            if Tree.level.selector.id == self.owner.id then
+                local texW, texH = Tree.assets.files.sprites.character[self.state]:getWidth(),
+                    Tree.assets.files.sprites.character[self.state]:getHeight()
+                local shader = Tree.assets.files.shaders.outline
+                shader:send("texSize", { texW, texH })
+                shader:send("time", love.timer:getTime())
+                love.graphics.setShader(shader)
+            end
 
-            Tree.level.render:enqueue(Tree.level.render.LAYERS.SPRITE, position.y, function()
-                love.graphics.setColor(1, 1, 1)
-
-                -- Собираем источники света для шейдера
-                local queryRadius = 12 -- Увеличенный радиус для плавности
-                local lightIds = Tree.level.lightGrid:query(position, queryRadius)
-                local lightsData = {}
-
-                for _, id in ipairs(lightIds) do
-                    local lightChar = Tree.level.characters[id]
-                    local b = lightChar:has(Tree.behaviors.light) --[[@as LightBehavior]]
-                    local lPos = lightChar:has(Tree.behaviors.positioned).position
-                    local dist = (lPos - position):length()
-
-                    -- Берем только те, что могут дотянуться до нас своим радиусом
-                    if dist < b.intensity + 2 then
-                        table.insert(lightsData, {
-                            x = lPos.x,
-                            y = lPos.y,
-                            r = b.color.x,
-                            g = b.color.y,
-                            b = b.color.z,
-                            radius = b.intensity,
-                            dist = dist
-                        })
-                    end
-                end
-
-                -- Сортируем по дистанции, чтобы выбрать 8 самых влиятельных
-                table.sort(lightsData, function(a, b) return a.dist < b.dist end)
-
-                local lightShader = Tree.assets.files.shaders.sprite_light
-                local weather = Tree.level.weather
-                local numLights = math.min(#lightsData, 8)
-                local isSelected = (Tree.level.selector.id == self.owner.id)
-
-                lightShader:send("sprite_pos", { position.x, position.y })
-                lightShader:send("sky", { weather.skyLight.x, weather.skyLight.y, weather.skyLight.z })
-                lightShader:send("ambient", { weather.ambientLight.x, weather.ambientLight.y, weather.ambientLight.z })
-                lightShader:send("num_lights", numLights)
-
-                lightShader:send("is_selected", isSelected)
-                if isSelected then
-                    local sheet = self.sheets[self.state]
-                    lightShader:send("tex_size", { sheet:getWidth(), sheet:getHeight() })
-                    lightShader:send("time", love.timer:getTime())
-                end
-
-                for i = 1, numLights do
-                    local l = lightsData[i]
-                    local idx = i - 1
-                    lightShader:send(string.format("lights[%d].position", idx), { l.x, l.y })
-                    lightShader:send(string.format("lights[%d].color", idx), { l.r, l.g, l.b })
-                    lightShader:send(string.format("lights[%d].radius", idx), l.radius)
-                end
-
-
-                love.graphics.setShader(lightShader)
-
-                self.animationTable[self.state]:draw(self.sheets[self.state],
-                    position.x,
-                    position.y, nil, 1 / ppm * self.side, 1 / ppm, self.manifest.base.x, self.manifest.base.y)
-
-                love.graphics.setShader()
-            end)
+            self.animationTable[self.state]:draw(Tree.assets.files.sprites.character[self.state],
+                position.x + 0.5,
+                position.y + 0.5, nil, 1 / ppm * self.side, 1 / ppm, 38, 47)
+            love.graphics.setColor(1, 1, 1)
+            love.graphics.setShader()
         end
     )
 end
 
---- @return Task<nil>
-function sprite:animate(state)
-    return function(callback)
-        if not self.animationGrid[state] then
-            print("[SpriteBehavior]: no animation for '" .. state .. "'")
-            return callback()
-        end
-        self.animationTable[state] = anim8.newAnimation(self.animationGrid[state], self.ANIMATION_SPEED,
-            function()
-                self:loop("idle")
-                callback()
-            end)
-        self.state = state
+--- @param node AnimationNode
+function sprite:animate(state, node)
+    if not self.animationGrid[state] then
+        return print("[SpriteBehavior]: no animation for '" .. state .. "'")
     end
+    self.animationTable[state] = anim8.newAnimation(self.animationGrid[state], self.ANIMATION_SPEED,
+        function()
+            self:loop("idle")
+            node:finish()
+        end)
+    self.state = state
 end
 
 function sprite:loop(state)
@@ -139,9 +81,6 @@ function sprite:loop(state)
         return print("[SpriteBehavior]: no animation for '" .. state .. "'")
     end
     self.animationTable[state] = anim8.newAnimation(self.animationGrid[state], self.ANIMATION_SPEED)
-    if state == 'idle' then
-        self.animationTable[state]:gotoFrame(love.math.random(#self.animationTable[state].frames))
-    end
     self.state = state
 end
 

lib/character/behaviors/stats.lua

@@ -1,45 +1,22 @@
---- @alias Class "dev_warrior"|"dev_mage"
-
 --- @class StatsBehavior : Behavior
 --- @field hp integer
 --- @field mana integer
 --- @field initiative integer
---- @field class Class
 --- @field isInTurnOrder boolean
---- @field amIAlive boolean
 local behavior = {}
 behavior.__index = behavior
 behavior.id = "stats"
 
---- план прост, если что-то не так, то мы просто убиваем бехавиор (по крайней мере так должно было быть, но пиаш мне запретил :sob:)
-function behavior:checkStats()
-    -- if self.hp <= 0 then behavior:die() end
-    if self.hp <= 0 then
-        self.amIAlive = false
-    end
-end
-
---- @param damage integer
-function behavior:dealDamage(damage)
-    local effects = self.owner:has(Tree.behaviors.effects)
-    if effects then damage = effects:beforeDamage(damage) end
-    self.hp = self.hp - damage
-    self:checkStats()
-end
-
 --- @param hp? integer
 --- @param mana? integer
 --- @param initiative? integer
---- @param class? Class
 --- @param isInTurnOrder? boolean
-function behavior.new(hp, mana, initiative, class, isInTurnOrder)
+function behavior.new(hp, mana, initiative, isInTurnOrder)
     return setmetatable({
         hp = hp or 20,
         mana = mana or 10,
         initiative = initiative or 10,
-        class = class or "dev_warrior",
-        isInTurnOrder = isInTurnOrder or true,
-        amIAlive = true
+        isInTurnOrder = isInTurnOrder or true
     }, behavior)
 end
 

lib/character/behaviors/tiled.lua

@@ -1,68 +0,0 @@
-local task = require "lib.utils.task"
-
---- Отвечает за перемещение по тайлам
---- @class TiledBehavior : Behavior
---- @field size Vec3
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "tiled"
-
---- @param size? Vec3
-function behavior.new(size)
-    return setmetatable({
-        size = size or Vec3({ 1, 1 }),
-    }, behavior)
-end
-
---- @param path Deque
---- @return Task<nil>
-function behavior:followPath(path)
-    if path:is_empty() then return task.fromValue(nil) end
-
-    self.owner:try(Tree.behaviors.sprite, function(sprite)
-        sprite:loop("run")
-    end)
-
-    -- Рекурсивная функция для прохода по пути
-    local function nextStep()
-        if path:is_empty() then
-            self.owner:try(Tree.behaviors.sprite, function(sprite)
-                sprite:loop("idle")
-            end)
-            return task.fromValue(nil)
-        end
-
-        local nextCell = path:pop_front()
-        return task.chain(self:runTo(nextCell), nextStep)
-    end
-
-    return nextStep()
-end
-
---- @param target Vec3
---- @return Task<nil>
-function behavior:runTo(target)
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return task.fromValue(nil) end
-
-    self.owner:try(Tree.behaviors.sprite,
-        function(sprite)
-            if target.x < positioned.position.x then
-                sprite.side = Tree.behaviors.sprite.LEFT
-            elseif target.x > positioned.position.x then
-                sprite.side = Tree.behaviors.sprite.RIGHT
-            end
-        end
-    )
-
-    local distance = target:subtract(positioned.position):length()
-    local duration = distance * 500 -- 500ms per unit
-
-    return task.tween(positioned, { position = target }, duration)
-end
-
-function behavior:update(dt)
-    -- Logic moved to tasks
-end
-
-return behavior

lib/character/character.lua

@@ -13,7 +13,11 @@ character.__index = character
 
 --- Создаёт персонажа, которым будет управлять или игрок или компьютер
 --- @param name string
-local function spawn(name)
+--- @param spriteDir table
+--- @param position? Vec3
+--- @param size? Vec3
+--- @param initiative? integer
+local function spawn(name, spriteDir, position, size, initiative)
     local char = {}
 
     char = setmetatable(char, character)
@@ -22,6 +26,14 @@ local function spawn(name)
     char.behaviors = {}
     char._behaviorsIdx = {}
 
+    char:addBehavior {
+        Tree.behaviors.residentsleeper.new(),
+        Tree.behaviors.stats.new(nil, nil, initiative),
+        Tree.behaviors.map.new(position, size),
+        Tree.behaviors.sprite.new(spriteDir),
+        Tree.behaviors.spellcaster.new()
+    }
+
     Tree.level.characters[char.id] = char
     return char
 end
@@ -80,18 +92,6 @@ function character:addBehavior(behaviors)
     return self
 end
 
---- Добавляет персонажа в очередь на удаление.
---- В конце фрейма он умирает. Ужасной смертью.
----
---- Ещё этот метод должен освобождать ресурсы в поведениях. Мы против утечек памяти!
-function character:die()
-    for _, b in ipairs(self.behaviors) do
-        if b.die then b:die() end
-    end
-
-    table.insert(Tree.level.deadIds, self.id)
-end
-
 function character:update(dt)
     for _, b in ipairs(self.behaviors) do
         if b.update then b:update(dt) end

lib/effectbook.lua

@@ -1,123 +0,0 @@
-local task = require "lib.utils.task"
-local effect = require "lib.spell.effect"
-local easing = require "lib.utils.easing"
-
---- некое уникальное строковое значение
---- @alias EffectTag string
-
---- Кровотечение.
----
---- Наносит `intensity` урона перед началом каждого хода.
-local bleeding = effect.new({
-    tag = "bleeding"
-})
-
-function bleeding:afterBirth(owner, intensity)
-    local light = require "lib/character/character".spawn("Bleeding Light Effect")
-    light:addBehavior {
-        Tree.behaviors.light.new { color = Vec3 { 1, 0., 0. }, intensity = 4 },
-        Tree.behaviors.positioned.new(owner:has(Tree.behaviors.positioned).position + Vec3 { 0.5, 0.5 }),
-    }
-
-    return task.wait({ task.chain(task.tween(light:has(Tree.behaviors.light) --[[@as LightBehavior]],
-        { intensity = 1, color = Vec3 { 0, 0., 0. } }, 800, easing.easeInCubic), function()
-        light:die()
-        return task.fromValue()
-    end) })
-end
-
-function bleeding:beforeTurn(owner, intensity)
-    local stats = owner:has(Tree.behaviors.stats)
-    local sprite = owner:has(Tree.behaviors.sprite)
-    if not stats or not sprite then return end
-    stats:dealDamage(intensity)
-    return task.wait({ sprite:animate("hurt") }), true
-end
-
-function bleeding:afterTurn(owner, intensity)
-    local behavior = owner:has(Tree.behaviors.effects)
-    if not behavior then
-        print('[EffectBook]: yo man what the hell wheres your behavior how thats possible please stop thats not normal')
-    else
-        behavior:deleteStacks("bleeding", 1)
-    end
-    return task.wait {}
-end
-
---- meow
-function bleeding:afterCast(owner, intensity)
-    Tree.audio:play(Tree.assets.files.audio.sounds.meow)
-    return task.wait {}
-end
-
-function bleeding:beforeCast(owner, intensity)
-    Tree.audio:play(Tree.assets.files.audio.sounds.meow)
-    return task.wait {}, true
-end
-
---- Отвращение к смерти.
----
---- Спасает от смертельного урона, оставляя одно очко здоровья. Персонаж не может ходить до тех пор, пока эффект не сработает.
-local aversionToDeath = effect.new {
-    tag = "aversionToDeath"
-}
-
-function aversionToDeath:beforeDamage(owner, intensity, damage)
-    local stats = owner:has(Tree.behaviors.stats)
-    local effects = owner:has(Tree.behaviors.effects)
-    if not stats or not effects then return end
-    if stats.hp <= damage then
-        effects:deleteStacks("aversionToDeath", 1)
-        -- тут должен быть какой-нибудь классный спецэффект, но я не умею в шейдеры
-        return task.wait({}), stats.hp - 1
-    end
-    return task.wait {}, damage
-end
-
-function aversionToDeath:beforeTurn(owner, intensity)
-    local sprite = owner:has(Tree.behaviors.sprite)
-    if not sprite then
-        return task.wait {}, false
-    end
-    return task.wait {
-        sprite:animate("hurt")
-    }, false
-end
-
------------------ Effectbook & Sum -----------------
-
---- @alias EffectSumFunc fun(owner: Character, effect1: EffectTag, effect2: EffectTag): boolean
-
---- Принимает таблицу, в ключах которых тэги эффектов, которые мы хотим просуммировать, и в значениях которых функция,
---- возвращающая булево значение: применять ли эффект после суммирования.
---- @type table<EffectTag, table<EffectTag, EffectSumFunc>>
-local sums = {}
-
---- Сумма кровотечения и отвращения к смерти, (в целях разработки) удаляет оба эффекта, не позволяя дальше применять эффект
-sums.bleeding = {
-    aversionToDeath = function(owner, effect1, effect2)
-        print("[EffectBook]: применяем сумму, удаляем оба эффекта")
-        local behaviorEffect = owner:has(Tree.behaviors.effects)
-        if not behaviorEffect then
-            print(
-                "[EffectBook]: yo man what the hell wheres your behavior how thats possible please stop thats not normal")
-            return true
-        end
-        behaviorEffect:deleteEffect(effect1)
-        behaviorEffect:deleteEffect(effect2)
-        return false
-    end
-}
-
---- @class EffectBook
---- @field sums table<EffectTag, table<EffectTag, EffectSumFunc>>
---- @field book table<EffectTag, Effect>
-local effectbook = {
-    sums = sums,
-    book = {
-        bleeding = bleeding,
-        aversionToDeath = aversionToDeath
-    }
-}
-
-return effectbook

lib/level/camera.lua

@@ -1,7 +1,5 @@
 local Vec3 = require "lib.utils.vec3"
 local utils = require "lib.utils.utils"
-local task = require "lib.utils.task"
-local easing = require "lib.utils.easing"
 
 local EPSILON = 0.001
 
@@ -11,12 +9,15 @@ local EPSILON = 0.001
 --- @field speed number
 --- @field pixelsPerMeter integer
 --- @field scale number
+--- @field animationNode AnimationNode?
+--- @field animationEndPosition Vec3
+--- @field animationBeginPosition Vec3
 local camera = {
     position = Vec3 {},
     velocity = Vec3 {},
     acceleration = 0.2,
     speed = 5,
-    pixelsPerMeter = 32,
+    pixelsPerMeter = 24,
 }
 
 function camera:getDefaultScale()
@@ -37,6 +38,12 @@ local controlMap = {
 }
 
 function camera:update(dt)
+    if self.animationNode and not (self.animationNode.t >= 1) then
+        self.animationNode:update(dt) -- тик анимации
+        self.position = utils.lerp(self.animationBeginPosition, self.animationEndPosition, self.animationNode:getValue())
+        return
+    end
+
     -------------------- зум на колесо ---------------------
     local y = Tree.controls.mouseWheelY
     if camera.scale > camera:getDefaultScale() * 5 and y > 0 then return end;
@@ -90,14 +97,14 @@ function camera:detach()
     love.graphics.pop()
 end
 
---- Плавно перемещает камеру к указанной точке.
 --- @param position Vec3
---- @param duration number?
---- @param easing function?
---- @return Task
-function camera:animateTo(position, duration, easing)
-    self.velocity = Vec3 {} -- Сбрасываем инерцию перед началом анимации
-    return task.tween(self, { position = position }, duration or 1000, easing)
+--- @param animationNode AnimationNode
+function camera:animateTo(position, animationNode)
+    if self.animationNode then self.animationNode:finish() end
+    self.animationNode = animationNode
+    self.animationEndPosition = position
+    self.animationBeginPosition = self.position
+    self.velocity = Vec3 {}
 end
 
 --- @return Camera

lib/level/grid/base.lua

@@ -8,7 +8,7 @@ grid.__index = grid
 --- adds a value to the grid
 --- @param value any
 function grid:add(value)
-    self.__grid[tostring(value.position)] = value
+    grid[tostring(value.position)] = value
 end
 
 --- @param position Vec3

lib/level/grid/character_grid.lua

@@ -1,6 +1,8 @@
 local utils = require "lib.utils.utils"
+local pQueue = require "lib.utils.priority_queue"
 --- @class CharacterGrid : Grid
 --- @field __grid {string: Id|nil}
+--- @field yOrderQueue PriorityQueue<Character> очередь отрисовки сверху вниз
 local grid = setmetatable({}, require "lib.level.grid.base")
 grid.__index = grid
 
@@ -10,15 +12,12 @@ function grid:add(id)
     local character = Tree.level.characters[id]
     if not character then return end
 
-    local positioned = character:has(Tree.behaviors.positioned)
-    if not positioned then return end
+    local mapB = character:has(Tree.behaviors.map)
+    if not mapB then return end
 
-    local tiled = character:has(Tree.behaviors.tiled)
-    if not tiled then return end
-
-    local centerX, centerY = math.floor(positioned.position.x + 0.5),
-        math.floor(positioned.position.y + 0.5)
-    local sizeX, sizeY     = tiled.size.x, tiled.size.y
+    local centerX, centerY = math.floor(mapB.displayedPosition.x + 0.5),
+        math.floor(mapB.displayedPosition.y + 0.5)
+    local sizeX, sizeY     = mapB.size.x, mapB.size.y
 
     for y = centerY, centerY + sizeY - 1 do
         for x = centerX, centerX + sizeX - 1 do
@@ -27,13 +26,24 @@ function grid:add(id)
     end
 end
 
+--- @param a Character
+--- @param b Character
+local function drawCmp(a, b)
+    -- здесь персонажи гарантированно имеют нужное поведение
+    return a:has(Tree.behaviors.map).displayedPosition.y
+        <
+        b:has(Tree.behaviors.map).displayedPosition.y
+end
+
 --- fills the grid with the actual data
 ---
 --- should be called as early as possible during every tick
 function grid:reload()
     self:reset()
+    self.yOrderQueue = pQueue.new(drawCmp)
     utils.each(Tree.level.characters, function(c)
         self:add(c.id)
+        self.yOrderQueue:insert(c)
     end)
 end
 

lib/level/grid/light_grid.lua

@@ -1,65 +0,0 @@
-local utils = require "lib.utils.utils"
---- Пометровая сетка источников света, чтобы быстро искать ближайшие для некоторого объекта
---- @class LightGrid : Grid
---- @field __grid {string: [Id]}
-local grid = setmetatable({}, require "lib.level.grid.base")
-grid.__index = grid
-
---- Adds a character id to the grid
---- @private
---- @param id Id
-function grid:add(id)
-    local character = Tree.level.characters[id]
-    if not character then return end
-
-    local lightB = character:has(Tree.behaviors.light)
-    if not lightB then return end
-
-    local positioned = character:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    local key = tostring(Vec3 { positioned.position.x, positioned.position.y }:floor())
-    if not self.__grid[key] then self.__grid[key] = {} end
-    table.insert(self.__grid[key], character.id)
-end
-
---- fills the grid with the actual data
----
---- should be called as early as possible during every tick
-function grid:reload()
-    self:reset()
-    utils.each(Tree.level.characters, function(c)
-        self:add(c.id)
-    end)
-end
-
---- Возвращает все источники света, которые находятся в пределах круга с диаметром [distance] в [метрике Чебышёва](https://ru.wikipedia.org/wiki/Расстояние_Чебышёва)
---- @param position Vec3
---- @param distance integer
-function grid:query(position, distance)
-    --- @type Id[]
-    local res = {}
-    local topLeft = position:subtract(Vec3 { distance / 2, distance / 2 }):floor()
-    for i = 0, distance, 1 do
-        for j = 0, distance, 1 do
-            --- @type Id[]?
-            local lights = self:get(topLeft:add(Vec3 { i, j }))
-            if lights then
-                for _, lightChar in ipairs(lights) do
-                    table.insert(res, lightChar)
-                end
-            end
-        end
-    end
-    return res
-end
-
---- Generates an empty grid
---- @return LightGrid
-local function new()
-    return setmetatable({
-        __grid = {}
-    }, grid)
-end
-
-return { new = new }

lib/level/grid/tile_grid.lua

@@ -9,31 +9,12 @@ map.__index = map
 --- @param size? Vec3
 local function new(type, template, size)
     local tMap = require('lib.level.' .. type).new(template, size)
-    local grid = setmetatable({ __grid = tMap }, map)
-    grid:refreshBatch()
-    return grid
-end
-
-function map:refreshBatch()
-    -- Находим атлас первого попавшегося тайла (предполагаем, что он один для всех)
-    local _, firstTile = next(self.__grid)
-    if not firstTile then return end
-
-    local atlas = firstTile.atlasData.atlas
-    local count = 0
-    for _ in pairs(self.__grid) do count = count + 1 end
-
-    self.batch = love.graphics.newSpriteBatch(atlas, count)
-    for _, tile in pairs(self.__grid) do
-        -- 1/32 это масштаб, так как размер тайла в мире 1x1 метр, а в атласе 32x32 пикселя
-        self.batch:add(tile.atlasData.quad, tile.position.x, tile.position.y, 0, 1 / 32, 1 / 32)
-    end
+    return setmetatable({ __grid = tMap }, map)
 end
 
 function map:draw()
-    if not self.batch then return end
-    Tree.level.render:enqueue(Tree.level.render.LAYERS.FLOOR, 0, function()
-        love.graphics.draw(self.batch)
+    utils.each(self.__grid, function(el)
+        el:draw()
     end)
 end
 

lib/level/level.lua

@@ -3,64 +3,47 @@ local utils = require "lib.utils.utils"
 --- @class Level
 --- @field size Vec3
 --- @field characters Character[]
---- @field deadIds Id[]
 --- @field characterGrid CharacterGrid
---- @field lightGrid LightGrid
 --- @field selector Selector
 --- @field camera Camera
 --- @field tileGrid TileGrid
 --- @field turnOrder TurnOrder
---- @field render Render
 local level = {}
 level.__index = level
 
+local path = nil
+
 --- @param type "procedural"|"handmaded"
 --- @param template Procedural|Handmaded
 local function new(type, template)
     local size = Vec3 { 30, 30 } -- magic numbers for testing purposes only
     print(type, template, size)
-
-    Tree.audio:play(Tree.assets.files.audio.music.level1.progressive_plains)
-
     return setmetatable({
         size = size,
         characters = {},
-        deadIds = {},
         characterGrid = (require "lib.level.grid.character_grid").new(),
-        lightGrid = (require "lib.level.grid.light_grid").new(),
         tileGrid = (require "lib.level.grid.tile_grid").new(type, template, size),
         selector = (require "lib.level.selector").new(),
         camera = (require "lib.level.camera").new(),
         turnOrder = (require "lib.level.turn_order").new(),
-        render = (require "lib.level.render").new {},
-        weather = (require "lib.level.weather").new { ambientLight = Vec3 { 0.5, 0.5, 0.5 }, skyLight = Vec3 { 0.85, 0.55, 0.40 } }
     }, level)
 end
 
 function level:update(dt)
-    utils.each(self.deadIds, function(id)
-        self.characters[id] = nil
-        self.turnOrder:remove(id)
-    end)
-    self.deadIds = {}
-
     self.characterGrid:reload()
-    self.lightGrid:reload()
     utils.each(self.characters, function(el)
         el:update(dt)
     end)
 
+    self.camera:update(dt)
     self.selector:update(dt)
 end
 
 function level:draw()
-    self.render:clear()
     self.tileGrid:draw()
-    utils.each(self.characters, function(char)
-        char:draw()
-    end)
-
-    self.render:draw()
+    while not self.characterGrid.yOrderQueue:is_empty() do -- по сути это сортировка кучей за n log n
+        self.characterGrid.yOrderQueue:pop():draw()
+    end
 end
 
 return {

lib/level/render.lua

@@ -1,174 +0,0 @@
---- @class Render
---- @field textures table<string, love.Canvas>
---- @field queue table[]
---- @field lowResScale number
---- @field LAYERS table<string, integer>
-local render = {
-    textures = {},
-    queue = {},
-    lowResScale = 1.0,
-    LAYERS = {
-        FLOOR = 1,
-        SHADOW = 2,
-        LIGHT = 3,
-        SPRITE = 4,
-        OVERLAY = 5
-    }
-}
-
-function render:clear()
-    local weather = Tree.level.weather
-    local txs = self.textures
-    self.queue = {}
-
-    love.graphics.setCanvas(txs.shadowLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.spriteLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.floorLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.lightLayer)
-    love.graphics.clear(weather.skyLight.x, weather.skyLight.y, weather.skyLight.z)
-    love.graphics.setCanvas(txs.overlayLayer)
-    love.graphics.clear()
-end
-
-function render:enqueue(layer, z, func)
-    table.insert(self.queue, { layer = layer, z = z, func = func })
-end
-
-function render:free()
-    for _, tx in pairs(self.textures) do
-        tx:release()
-    end
-    self.textures = nil
-end
-
---- TODO: это используется для блюра, должно кэшироваться и поддерживать ресайз
-
-function render:applyBlur(input, radius)
-    local blurShader = Tree.assets.files.shaders.blur
-
-    -- Горизонтальный проход
-    blurShader:send("direction", { 1.0, 0.0 })
-    blurShader:send("radius", radius)
-
-    self.textures.tmp1:renderTo(function()
-        love.graphics.clear()
-        love.graphics.setShader(blurShader)
-        love.graphics.draw(input)
-        love.graphics.setShader()
-    end)
-
-    -- Вертикальный проход
-    self.textures.tmp2:renderTo(
-        function()
-            love.graphics.clear()
-            love.graphics.setShader(blurShader)
-            blurShader:send("direction", { 0.0, 1.0 })
-            love.graphics.draw(self.textures.tmp1)
-            love.graphics.setShader()
-        end
-    )
-    return self.textures.tmp2
-end
-
----@param params {w: number?, h: number?}
----@return table|Render
-local function new(params)
-    local w = params.w or love.graphics.getWidth()
-    local h = params.h or love.graphics.getHeight()
-    local lowResScale = 0.5
-
-    return setmetatable({
-        lowResScale = lowResScale,
-        queue = {},
-        textures = {
-            shadowLayer = love.graphics.newCanvas(w * lowResScale, h * lowResScale),
-            spriteLayer = love.graphics.newCanvas(w, h),
-            floorLayer = love.graphics.newCanvas(w, h),
-            overlayLayer = love.graphics.newCanvas(w, h),
-            lightLayer = love.graphics.newCanvas(w * lowResScale, h * lowResScale),
-            tmp1 = love.graphics.newCanvas(w * lowResScale, h * lowResScale),
-            tmp2 = love.graphics.newCanvas(w * lowResScale, h * lowResScale),
-        }
-    }, { __index = render })
-end
-
-function render:draw()
-    local weather = Tree.level.weather
-    local txs = self.textures
-
-    -- 1. Сортировка очереди
-    table.sort(self.queue, function(a, b)
-        if a.layer ~= b.layer then
-            return a.layer < b.layer
-        end
-        return a.z < b.z
-    end)
-
-    -- 2. Рендеринг очереди в соответствующие Canvas
-    local currentLayer = nil
-    for _, entry in ipairs(self.queue) do
-        if entry.layer ~= currentLayer then
-            if currentLayer then
-                Tree.level.camera:detach()
-                local wasLowRes = currentLayer == self.LAYERS.SHADOW or currentLayer == self.LAYERS.LIGHT
-                if wasLowRes then
-                    love.graphics.pop()
-                end
-            end
-            currentLayer = entry.layer
-            local isLowRes = currentLayer == self.LAYERS.SHADOW or currentLayer == self.LAYERS.LIGHT
-
-            if currentLayer == self.LAYERS.FLOOR then
-                love.graphics.setCanvas(txs.floorLayer)
-            elseif currentLayer == self.LAYERS.SHADOW then
-                love.graphics.setCanvas(txs.shadowLayer)
-            elseif currentLayer == self.LAYERS.LIGHT then
-                love.graphics.setCanvas(txs.lightLayer)
-            elseif currentLayer == self.LAYERS.SPRITE then
-                love.graphics.setCanvas(txs.spriteLayer)
-            elseif currentLayer == self.LAYERS.OVERLAY then
-                love.graphics.setCanvas(txs.overlayLayer)
-            end
-
-            if isLowRes then
-                love.graphics.push()
-                love.graphics.scale(self.lowResScale)
-            end
-            Tree.level.camera:attach()
-        end
-        entry.func()
-    end
-    if currentLayer then
-        Tree.level.camera:detach()
-        local wasLowRes = currentLayer == self.LAYERS.SHADOW or currentLayer == self.LAYERS.LIGHT
-        if wasLowRes then
-            love.graphics.pop()
-        end
-    end
-    love.graphics.setCanvas()
-
-    -- 3. Пост-процессинг и композиция
-    love.graphics.setCanvas(txs.lightLayer)
-    -- Радиус блюра тоже масштабируем, так как текстура меньше
-    love.graphics.draw(self:applyBlur(txs.shadowLayer, 4 * Tree.level.camera.scale * self.lowResScale))
-    love.graphics.setCanvas()
-
-    local lightShader = Tree.assets.files.shaders.light_postprocess
-    lightShader:send("scene", txs.floorLayer)
-    lightShader:send("light", self:applyBlur(txs.lightLayer, 2 * self.lowResScale))
-    lightShader:send("ambient", { weather.ambientLight.x, weather.ambientLight.y, weather.ambientLight.z })
-    love.graphics.setShader(lightShader)
-    love.graphics.draw(txs.floorLayer)
-
-    love.graphics.setShader()
-    love.graphics.draw(txs.overlayLayer)
-
-    -- Спрайты уже полностью освещены в SpriteBehavior (с учетом ambient и point lights)
-    -- Поэтому рисуем их "как есть"
-    love.graphics.draw(txs.spriteLayer)
-end
-
-return { new = new }

lib/level/selector.lua

@@ -34,21 +34,16 @@ function selector:update(dt)
 
         char:try(Tree.behaviors.spellcaster, function(b)
             if not b.cast then
-                if not selectedId then self:select(nil) end
-                return
+                -- тут какая-то страшная дичь, я даже не уверен что оно работает
+                -- зато я точно уверен, что это надо было писать не так
+                if not selectedId then self:select(selectedId) end
+                if selectedId ~= Tree.level.turnOrder.current and Tree.level.turnOrder.isTurnsEnabled then return end
+                return self:select(selectedId)
+            end
+            if b.cast:cast(char, mousePosition) then
+                self:lock()
+                b.state = "running"
             end
-            local task = b.cast:cast(char, mousePosition) -- в task функция, которая запускает анимацию спелла
-            if not task then return end                   -- не получилось скастовать
-
-            self:lock()
-            b.state = "running"
-
-            task(
-                function(_)                                                          -- это коллбэк, который сработает по окончании анимации спелла
-                    b:endCast()
-                    if not char:has(Tree.behaviors.ai) then self:select(char.id) end -- выделяем персонажа обратно после того, как посмотрели на каст
-                end
-            )
         end)
     end
 end

lib/level/turn_order.lua

@@ -1,5 +1,4 @@
-local PriorityQueue        = require "lib.utils.priority_queue"
-local easing               = require "lib.utils.easing"
+local PriorityQueue = require "lib.utils.priority_queue"
 
 local initiativeComparator = function(id_a, id_b)
     local res = Tree.level.characters[id_a]:try(Tree.behaviors.stats, function(astats)
@@ -16,8 +15,8 @@ end
 --- @field pendingQueue PriorityQueue Очередь тех, кто ждет своего хода в текущем раунде
 --- @field current? Id Считаем того, кто сейчас ходит, отдельно, т.к. он ВСЕГДА первый в списке
 --- @field isTurnsEnabled boolean
-local turnOrder            = {}
-turnOrder.__index          = turnOrder
+local turnOrder = {}
+turnOrder.__index = turnOrder
 
 local function new()
     return setmetatable({
@@ -30,59 +29,18 @@ end
 --- Перемещаем активного персонажа в очередь сходивших
 ---
 --- Если в очереди на ход больше никого нет, заканчиваем раунд
----
---- Анимируем камеру к следующему персонажу. Если это ИИ, то активируем его логику.
 function turnOrder:next()
+    Tree.level.selector:select(nil)
     self.actedQueue:insert(self.current)
     local next = self.pendingQueue:peek()
-    if not next then self:endRound() else self.current = self.pendingQueue:pop() end
-
-    local char = Tree.level.characters[self.current]
-
-    Tree.level.selector:lock()
-    char:try(Tree.behaviors.positioned, function(positioned)
-        Tree.level.camera:animateTo(positioned.position, 1500, easing.easeInOutCubic)(
-            function()
-                -- проверяем, позволяют ли эффекты нам сходить
-                if char:try(Tree.behaviors.effects, function(effects)
-                        -- print("[TurnOrder]: ну мы пытаемся применить эффект к", char.id)
-                        return effects:beforeTurn()
-                    end) == false then
-                    self:next()
-                    return
-                end
-
-                if char:has(Tree.behaviors.ai) then
-                    char:has(Tree.behaviors.ai):makeTurn()(
-                        function()
-                            self:next()
-                        end)
-                else
-                    Tree.level.selector:unlock()
-                    Tree.level.selector:select(self.current)
-                end
-            end
-        )
-    end)
+    if not next then return self:endRound() end
+    self.current = self.pendingQueue:pop()
 end
 
---- Производим действия в конце раунда
----
 --- Меняем местами очередь сходивших и не сходивших (пустую)
 function turnOrder:endRound()
     assert(self.pendingQueue:size() == 0, "[TurnOrder]: tried to end the round before everyone had a turn")
     print("[TurnOrder]: end of the round")
-
-    for _, id in ipairs(self.actedQueue.data) do
-        local char = Tree.level.characters[id]
-        char:try(Tree.behaviors.spellcaster, function(spellcaster)
-            spellcaster:processCooldowns()
-        end)
-        char:try(Tree.behaviors.effects, function(effects)
-            effects:afterTurn()
-        end)
-    end
-
     self.actedQueue, self.pendingQueue = self.pendingQueue, self.actedQueue
     self.current = self.pendingQueue:pop()
 end
@@ -151,29 +109,4 @@ function turnOrder:add(id)
     self.actedQueue:insert(id) -- новые персонажи по умолчанию попадают в очередь следующего хода
 end
 
---- Удалить персонажа из очереди хода (например, при смерти)
---- @param id Id
-function turnOrder:remove(id)
-    if self.current == id then
-        self.current = self.pendingQueue:pop()
-        if not self.current then
-            self:endRound()
-        end
-        return
-    end
-
-    local function filterQueue(q, targetId)
-        local newQ = PriorityQueue.new(initiativeComparator)
-        for _, val in ipairs(q.data) do
-            if val ~= targetId then
-                newQ:insert(val)
-            end
-        end
-        return newQ
-    end
-
-    self.actedQueue = filterQueue(self.actedQueue, id)
-    self.pendingQueue = filterQueue(self.pendingQueue, id)
-end
-
 return { new = new }

lib/level/weather.lua

@@ -1,12 +0,0 @@
---- @class Weather
---- @field skyLight Vec3
---- @field ambientLight Vec3
-local weather = {}
-
---- @param proto Weather
---- @return Weather
-local function new(proto)
-    return setmetatable(proto, { __index = weather })
-end
-
-return { new = new }

lib/music.lua

@@ -1,52 +0,0 @@
--- --- @class Music
--- --- @field source table<string, love.Source> audio streams, that supports multitrack (kind of)
--- --- @field offset number
--- music = {}
--- music.__index = music
-
--- --- @param path string accepts path to dir with some music files (example: "main_ambient"; "player/theme1" and etc etc)
--- local function new(path)
---     local dir = Tree.assets.files.audio.music[path]
---     --- @type table<string, love.Source>
---     local source = {}
---     print(dir)
-
---     for _, v in pairs(dir) do
---         print(v.filename)
---         source[v.filename] = v.source
---         print(v.filename)
---     end
-
---     print('[music]: new source: ', table.concat(source, ' '))
-
---     return setmetatable({ source = source, offset = 0 }, music)
--- end
-
--- function music:update()
---     for _, v in ipairs(self.source) do
---         v:seek()
---     end
--- end
-
--- --- pause stemfile or music at all
--- --- @param filename? string
--- function music:pause(filename)
---     if filename then
---         self.source[filename]:pause()
---     else
---         for _, v in pairs(self.source) do
---             v:pause()
---         end
---     end
--- end
-
--- --- play music stemfile by his name
--- --- @param filename string
--- --- @return boolean
--- function music:play(filename)
---     print('[music]: ', table.concat(self.source, ' '))
---     self.source[filename]:seek(self.offset, "seconds")
---     return self.source[filename]:play()
--- end
-
--- return { new = new }

lib/simple_ui/builder.lua

@@ -0,0 +1,76 @@
+--- Объект, который отвечает за работу с элементами интерфейса одного экрана
+--- @class UIBuilder
+--- @field private _cache UIElement[]
+--- @field elementTree UIElement
+local builder = {}
+builder.__index = builder
+
+--- @return UIBuilder
+local function new(from)
+    from._cache = {}
+
+    setmetatable(from, builder)
+    return from
+end
+
+--- @param element? UIElement
+--- @private
+function builder:_get(element)
+    if not element then return nil end
+
+    local key = builder:_makeKey(element)
+    if not key then return element end
+
+    local cached = self._cache[key]
+    if cached then return cached end
+
+    self._cache[key] = element
+    return element
+end
+
+--- @param element UIElement
+--- @private
+function builder:_makeKey(element)
+    if not element.key then return nil end
+    if type(element.key) == "string" then return element.key end
+    element.key = element.type .. "<" .. tostring(element.key) .. ">"
+    return element.key
+end
+
+--- @private
+function builder:build_step(cur)
+    if not cur then return end
+    if cur.build then
+        cur.child = self:_get(cur:build())
+        self:build_step(cur.child)
+    elseif cur.children then
+        for _, child in ipairs(cur.children) do
+            self:build_step(self:_get(child))
+        end
+    else
+        cur.child = self:_get(cur.child)
+        self:build_step(cur.child)
+    end
+end
+
+--- Этот метод раскрывает всех отложенных (через build) детей в дереве и хитро их кэширует, чтобы не перестраивались постоянно
+---
+--- Благодаря этому можно каждый раз создавать новые элементы в верстке, а получать старые :)
+function builder:build()
+    local root = self:_get(self.elementTree)
+    self:build_step(root)
+end
+
+function builder:layout()
+    self.elementTree:layout()
+end
+
+function builder:update(dt)
+    self.elementTree:update(dt)
+end
+
+function builder:draw()
+    self.elementTree:draw()
+end
+
+return new

lib/simple_ui/center.lua

@@ -0,0 +1,22 @@
+local Constraints = require "lib.simple_ui.constraints"
+local SingleChildElement = require "lib.simple_ui.single_child_element"
+
+--- @class Center : SingleChildElement
+local element = setmetatable({}, SingleChildElement)
+element.__index = element
+element.__type = "Center"
+
+function element:layout()
+    self.size = Vec3 { self.constraints.maxWidth, self.constraints.maxHeight }
+
+    if not self.child then return end
+    self.child.constraints = Constraints(self.constraints)
+    self.child:layout()
+
+    self.child.offset = Vec3 {
+        self.offset.x + (self.size.x - self.child.size.x) / 2,
+        self.offset.y + (self.size.y - self.child.size.y) / 2,
+    }
+end
+
+return element

lib/simple_ui/color.lua

@@ -1,20 +0,0 @@
---- @class Color
---- @field r number
---- @field g number
---- @field b number
---- @field a number
-local color = {
-    r = 1,
-    g = 1,
-    b = 1,
-    a = 1
-}
-color.__index = color
-
---- @param rgba {r?: number, g?: number, b?: number, a?: number}
---- @return Color
-function color.new(rgba)
-    return setmetatable(rgba, color)
-end
-
-return color.new

lib/simple_ui/constraints.lua

@@ -0,0 +1,21 @@
+--- @class Constraints
+--- @field minWidth number
+--- @field maxWidth number
+--- @field minHeight number
+--- @field maxHeight number
+local constraints = {
+    minWidth = 0,
+    maxWidth = math.huge,
+    minHeight = 0,
+    maxHeight = math.huge
+}
+
+constraints.__index = constraints
+
+--- @param from {minWidth?: number, maxWidth?: number, minHeight?: number, maxHeight?: number}
+--- @return Constraints
+local function new(from)
+    return setmetatable(from, constraints)
+end
+
+return new

lib/simple_ui/element.lua

@@ -1,109 +1,40 @@
 local Rect = require "lib.simple_ui.rect"
-
-local function makeGradientMesh(w, h, topColor, bottomColor)
-    local vertices = {
-        { 0, 0, 0, 0, topColor[1],    topColor[2],    topColor[3],    topColor[4] },    -- левый верх
-        { w, 0, 1, 0, topColor[1],    topColor[2],    topColor[3],    topColor[4] },    -- правый верх
-        { w, h, 1, 1, bottomColor[1], bottomColor[2], bottomColor[3], bottomColor[4] }, -- правый низ
-        { 0, h, 0, 1, bottomColor[1], bottomColor[2], bottomColor[3], bottomColor[4] }, -- левый низ
-    }
-    local mesh = love.graphics.newMesh(vertices, "fan", "static")
-    return mesh
-end
+local Constraints = require "lib.simple_ui.constraints"
+local Vec3 = require "lib.utils.vec3"
 
 --- @class UIElement
---- @field bounds Rect Прямоугольник, в границах которого размещается элемент. Размеры и положение в экранных координатах
---- @field overlayGradientMesh love.Mesh Общий градиент поверх элемента (интерполированный меш)
-local uiElement = {}
-uiElement.bounds = Rect {}
-uiElement.overlayGradientMesh = makeGradientMesh(1, 1, { 0, 0, 0, 0 }, { 0, 0, 0, 0.4 });
-uiElement.__index = uiElement
+--- @field type string
+--- @field key? any Must be convertible to string
+--- @field parent? UIElement
+--- @field constraints Constraints
+--- @field offset Vec3 Положение левого верхнего угла элемента в экранных координатах {x, y}. Устанавливается родительским элементом.
+--- @field size Vec3 Размеры элемента в экранных координатах {x, y}
+--- @field build? fun(self)
+local element = {}
+element.__index = element
+element.type = "Element"
+element.constraints = Constraints {}
+element.offset = Vec3 {}
+element.size = Vec3 {}
 
-function uiElement:update(dt) end
+--- "Constraints go down. Sizes go up. Parent sets position."
+---
+--- Karl Marx, probably.
+function element:layout() end
 
-function uiElement:draw() end
+function element:update(dt) end
 
-function uiElement:hitTest(screenX, screenY)
-    return self.bounds:hasPoint(screenX, screenY)
-end
+function element:draw() end
 
 --- @generic T : UIElement
 --- @param values table
 --- @param self T
 --- @return T
-function uiElement.new(self, values)
+function element.new(self, values)
     values.bounds = values.bounds or Rect {}
-    values.overlayGradientMesh = values.overlayGradientMesh or uiElement.overlayGradientMesh;
+    values.transform = values.transform or love.math.newTransform()
+    if values.child then values.child.parent = values end
     return setmetatable(values, self)
 end
 
---- Рисует границу вокруг элемента (с псевдо-затенением)
---- @param type "outer" | "inner"
---- @param width? number
-function uiElement:drawBorder(type, width)
-    local w = width or 4
-    love.graphics.setLineWidth(w)
-
-    if type == "inner" then
-        love.graphics.setColor(0.2, 0.2, 0.2)
-        love.graphics.line({
-            self.bounds.x, self.bounds.y + self.bounds.height,
-            self.bounds.x, self.bounds.y,
-            self.bounds.x + self.bounds.width, self.bounds.y,
-        })
-
-        love.graphics.setColor(0.3, 0.3, 0.3)
-        love.graphics.line({
-            self.bounds.x + self.bounds.width, self.bounds.y,
-            self.bounds.x + self.bounds.width, self.bounds.y + self.bounds.height,
-            self.bounds.x, self.bounds.y + self.bounds.height,
-        })
-    else
-        love.graphics.setColor(0.3, 0.3, 0.3)
-        -- love.graphics.line({
-        --     self.bounds.x, self.bounds.y + self.bounds.height,
-        --     self.bounds.x, self.bounds.y,
-        --     self.bounds.x + self.bounds.width, self.bounds.y,
-        -- })
-        love.graphics.line({
-            self.bounds.x, self.bounds.y + self.bounds.height - w,
-            self.bounds.x, self.bounds.y + w,
-        })
-
-        love.graphics.line({
-            self.bounds.x + w, self.bounds.y,
-            self.bounds.x + self.bounds.width - w, self.bounds.y,
-        })
-
-        love.graphics.setColor(0.2, 0.2, 0.2)
-        -- love.graphics.line({
-        --     self.bounds.x + self.bounds.width, self.bounds.y,
-        --     self.bounds.x + self.bounds.width, self.bounds.y + self.bounds.height,
-        --     self.bounds.x, self.bounds.y + self.bounds.height,
-        -- })
-
-        love.graphics.line({
-            self.bounds.x + self.bounds.width, self.bounds.y + w,
-            self.bounds.x + self.bounds.width, self.bounds.y + self.bounds.height - w,
-        })
-
-        love.graphics.line({
-            self.bounds.x + self.bounds.width - w, self.bounds.y + self.bounds.height,
-            self.bounds.x + w, self.bounds.y + self.bounds.height,
-        })
-    end
-
-    love.graphics.setColor(1, 1, 1)
-end
-
---- рисует градиент поверх элемента
-function uiElement:drawGradientOverlay()
-    love.graphics.push()
-    love.graphics.translate(self.bounds.x, self.bounds.y)
-    love.graphics.scale(self.bounds.width, self.bounds.height)
-    love.graphics.setColor(1, 1, 1, 1)
-    love.graphics.draw(self.overlayGradientMesh)
-    love.graphics.pop()
-end
-
-return uiElement
+return element

lib/simple_ui/flex.lua

@@ -0,0 +1,14 @@
+--- @class Flex : MultiChildElement
+--- @field direction "horizontal" | "vertical"
+local flex = setmetatable({}, require "lib.simple_ui.multi_child_element")
+flex.__index = flex
+flex.type = "Flex"
+flex.direction = "horizontal"
+
+function flex:layout()
+    for _, child in ipairs(self.children) do
+
+    end
+end
+
+return flex

lib/simple_ui/level/bar.lua

@@ -1,71 +0,0 @@
-local Element = require "lib.simple_ui.element"
-
-
---- @class BarElement : UIElement
---- @field getter fun() : number
---- @field value number
---- @field maxValue number
---- @field color Color
---- @field useDividers boolean
---- @field drawText boolean
-local barElement = setmetatable({}, Element)
-barElement.__index = barElement
-barElement.useDividers = false
-barElement.drawText = false
-
-function barElement:update(dt)
-    local val = self.getter()
-    self.value = val < 0 and 0 or val > self.maxValue and self.maxValue or val
-end
-
-function barElement:draw()
-    local valueWidth = self.bounds.width * self.value / self.maxValue
-    local emptyWidth = self.bounds.width - valueWidth
-
-    --- шум
-    love.graphics.setShader(Tree.assets.files.shaders.soft_uniform_noise)
-    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-    love.graphics.setShader()
-
-    --- закраска пустой части
-    love.graphics.setColor(0.05, 0.05, 0.05)
-    love.graphics.setBlendMode("multiply", "premultiplied")
-    love.graphics.rectangle("fill", self.bounds.x + valueWidth, self.bounds.y, emptyWidth,
-        self.bounds.height)
-    love.graphics.setBlendMode("alpha")
-
-    --- закраска значимой части её цветом
-    love.graphics.setColor(self.color.r, self.color.g, self.color.b)
-    love.graphics.setBlendMode("multiply", "premultiplied")
-    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, valueWidth,
-        self.bounds.height)
-    love.graphics.setBlendMode("alpha")
-
-    --- мерки
-    love.graphics.setColor(38 / 255, 50 / 255, 56 / 255)
-    if self.useDividers then
-        local count = self.maxValue - 1
-        local measureWidth = self.bounds.width / self.maxValue
-
-        for i = 1, count, 1 do
-            love.graphics.line(self.bounds.x + i * measureWidth, self.bounds.y, self.bounds.x + i * measureWidth,
-                self.bounds.y + self.bounds.height)
-        end
-    end
-
-
-    love.graphics.setColor(1, 1, 1)
-    --- текст поверх
-    if self.drawText then
-        local font = Tree.fonts:getDefaultTheme():getVariant("small")
-        local t = love.graphics.newText(font, tostring(self.value) .. "/" .. tostring(self.maxValue))
-        love.graphics.draw(t, math.floor(self.bounds.x + self.bounds.width / 2 - t:getWidth() / 2),
-            math.floor(self.bounds.y + self.bounds.height / 2 - t:getHeight() / 2))
-    end
-
-    self:drawBorder("inner")
-
-    self:drawGradientOverlay()
-end
-
-return function(values) return barElement:new(values) end

lib/simple_ui/level/bottom_bars.lua

@@ -1,86 +0,0 @@
-local Element = require "lib.simple_ui.element"
-local Rect = require "lib.simple_ui.rect"
-local Color = require "lib.simple_ui.color"
-local Bar = require "lib.simple_ui.level.bar"
-
---- @class BottomBars : UIElement
---- @field hpBar BarElement
---- @field manaBar BarElement
-local bottomBars = setmetatable({}, Element)
-bottomBars.__index = bottomBars;
-
---- @param cid Id
-function bottomBars.new(cid)
-    local t = setmetatable({}, bottomBars)
-
-    t.hpBar =
-        Bar {
-            getter = function()
-                local char = Tree.level.characters[cid]
-                return char:try(Tree.behaviors.stats, function(stats)
-                    return stats.hp or 0
-                end)
-            end,
-            color = Color { r = 130 / 255, g = 8 / 255, b = 8 / 255 },
-            drawText = true,
-            maxValue = 20
-        }
-
-    t.manaBar =
-        Bar {
-            getter = function()
-                local char = Tree.level.characters[cid]
-                return char:try(Tree.behaviors.stats, function(stats)
-                    return stats.mana or 0
-                end)
-            end,
-            color = Color { r = 51 / 255, g = 105 / 255, b = 30 / 255 },
-            useDividers = true,
-            maxValue = 10
-        }
-
-
-    return t
-end
-
-function bottomBars:update(dt)
-    local height = 16
-    local margin = 2
-
-    self.bounds.height = height
-    self.bounds.y = self.bounds.y - height
-
-    self.hpBar.bounds = Rect {
-        width = -2 * margin + self.bounds.width / 2,
-        height = height - margin,
-        x = self.bounds.x + margin,
-        y = self.bounds.y + margin
-    }
-
-    self.manaBar.bounds = Rect {
-        width = -2 * margin + self.bounds.width / 2,
-        height = height - margin,
-        x = self.bounds.x + margin + self.bounds.width / 2,
-        y = self.bounds.y + margin
-    }
-
-    self.hpBar:update(dt)
-    self.manaBar:update(dt)
-end
-
-function bottomBars:draw()
-    -- шум
-    love.graphics.setShader(Tree.assets.files.shaders.soft_uniform_noise)
-    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-    love.graphics.setShader()
-
-    love.graphics.setColor(38 / 255, 50 / 255, 56 / 255)
-    love.graphics.setBlendMode("multiply", "premultiplied")
-    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-    love.graphics.setBlendMode("alpha")
-
-    self.hpBar:draw()
-    self.manaBar:draw()
-end
-
-return bottomBars.new

lib/simple_ui/level/cpanel.lua

@@ -1,108 +0,0 @@
-local task = require "lib.utils.task"
-local easing = require "lib.utils.easing"
-local Element = require "lib.simple_ui.element"
-local Rect = require "lib.simple_ui.rect"
-local SkillRow = require "lib.simple_ui.level.skill_row"
-local Bars = require "lib.simple_ui.level.bottom_bars"
-local EndTurnButton = require "lib.simple_ui.level.end_turn"
-
---- @class CharacterPanel : UIElement
---- @field animationTask Task
---- @field alpha number
---- @field state "show" | "idle" | "hide"
---- @field skillRow SkillRow
---- @field bars BottomBars
---- @field endTurnButton EndTurnButton
-local characterPanel = setmetatable({}, Element)
-characterPanel.__index = characterPanel
-
-function characterPanel.new(characterId)
-    local t = {}
-    t.state = "show"
-    t.skillRow = SkillRow(characterId)
-    t.bars = Bars(characterId)
-    t.endTurnButton = EndTurnButton {}
-    t.alpha = 0 -- starts hidden/animating
-    return setmetatable(t, characterPanel)
-end
-
-function characterPanel:show()
-    self.state = "show"
-    self.animationTask = task.tween(self, { alpha = 1 }, 300, easing.easeOutCubic)
-    self.animationTask(function() self.state = "idle" end)
-end
-
-function characterPanel:hide()
-    self.state = "hide"
-    self.animationTask = task.tween(self, { alpha = 0 }, 300, easing.easeOutCubic)
-end
-
---- @type love.Canvas
-local characterPanelCanvas;
-
-function characterPanel:update(dt)
-    -- Tasks update automatically via task.update(dt) in main.lua
-    self.skillRow:update(dt)
-    self.bars.bounds = Rect {
-        width = self.skillRow.bounds.width,
-        x = self.skillRow.bounds.x,
-        y = self.skillRow.bounds.y
-    }
-    self.bars:update(dt)
-
-    self.bounds = Rect {
-        x = self.bars.bounds.x,
-        y = self.bars.bounds.y,
-        width = self.bars.bounds.width,
-        height = self.bars.bounds.height + self.skillRow.bounds.height
-    }
-
-    self.endTurnButton:layout()
-    self.endTurnButton.bounds.x = self.bounds.x + self.bounds.width + 32
-    self.endTurnButton.bounds.y = self.bounds.y + self.bounds.height / 2 - self.endTurnButton.bounds.height / 2
-
-    self.endTurnButton:update(dt)
-
-    if not characterPanelCanvas then
-        characterPanelCanvas = love.graphics.newCanvas(self.bounds.width, self.bounds.height)
-    end
-
-    --- анимация появления
-    local revealShader = Tree.assets.files.shaders.reveal
-    revealShader:send("t", self.alpha)
-end
-
-function characterPanel:draw()
-    self.skillRow:draw()
-
-    --- @TODO: переписать этот ужас с жонглированием координатами, а то слишком хардкод (skillRow рисуется относительно нуля и не закрывает канвас)
-    love.graphics.push()
-    local canvas = love.graphics.getCanvas()
-    love.graphics.translate(0, self.bars.bounds.height)
-    love.graphics.setCanvas(characterPanelCanvas)
-    love.graphics.clear()
-    love.graphics.draw(canvas)
-    love.graphics.pop()
-
-    love.graphics.push()
-    love.graphics.translate(-self.bounds.x, -self.bounds.y)
-    self.bars:draw()
-    self:drawBorder("outer")
-    love.graphics.pop()
-
-    --- рисуем текстуру шейдером появления
-    love.graphics.setCanvas()
-    love.graphics.setShader(Tree.assets.files.shaders.reveal)
-    love.graphics.setColor(1, 1, 1, 1)
-
-    self.endTurnButton:draw()
-
-    love.graphics.push()
-    love.graphics.translate(self.bounds.x, self.bounds.y)
-    love.graphics.draw(characterPanelCanvas)
-    love.graphics.setColor(1, 1, 1)
-    love.graphics.pop()
-    love.graphics.setShader()
-end
-
-return characterPanel.new

lib/simple_ui/level/end_turn.lua

@@ -1,53 +0,0 @@
-local Element = require "lib.simple_ui.element"
-local task = require "lib.utils.task"
-local easing = require "lib.utils.easing"
-
---- @class EndTurnButton : UIElement
---- @field hovered boolean
---- @field onClick function?
-local endTurnButton = setmetatable({}, Element)
-endTurnButton.__index = endTurnButton
-
-function endTurnButton:update(dt)
-    local mx, my = love.mouse.getPosition()
-    if self:hitTest(mx, my) then
-        self.hovered = true
-        if Tree.controls:isJustPressed("select") then
-            if self.onClick then self.onClick() end
-            Tree.controls:consume("select")
-        end
-    else
-        self.hovered = false
-    end
-end
-
-function endTurnButton:layout()
-    local font = Tree.fonts:getDefaultTheme():getVariant("large")
-    self.text = love.graphics.newText(font, "Завершить ход")
-    self.bounds.width = self.text:getWidth() + 32
-    self.bounds.height = self.text:getHeight() + 16
-end
-
-function endTurnButton:draw()
-    love.graphics.setColor(38 / 255, 50 / 255, 56 / 255, 0.9)
-    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-
-    if self.hovered then
-        love.graphics.setColor(0.1, 0.1, 0.1)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-    end
-
-    love.graphics.setColor(0.95, 0.95, 0.95)
-    love.graphics.draw(self.text, self.bounds.x + 16, self.bounds.y + 8)
-
-    self:drawBorder("outer")
-    love.graphics.setColor(1, 1, 1)
-end
-
-function endTurnButton:onClick()
-    Tree.level.turnOrder:next()
-end
-
-return function(values)
-    return endTurnButton:new(values)
-end

lib/simple_ui/level/layout.lua

@@ -1,23 +1,118 @@
-local CPanel = require "lib.simple_ui.level.cpanel"
+local easing = require "lib.utils.easing"
+local AnimationNode = require "lib.animation_node"
+local Element = require "lib.simple_ui.element"
+local Rect = require "lib.simple_ui.rect"
+local SkillRow = require "lib.simple_ui.level.skill_row"
 
-local build
+--- @class BarElement : UIElement
+--- @field getter fun() : number
+--- @field value number
+--- @field maxValue number
+local barElement = setmetatable({}, Element)
+barElement.__index = barElement
 
-local layout = {}
-function layout:update(dt)
-    if self.characterPanel then self.characterPanel:update(dt) end
+function barElement:update(dt)
+    local val = self.getter()
+    self.value = val < 0 and 0 or val > self.maxValue and self.maxValue or val
+end
 
-    local cid = Tree.level.selector:selected()
-    if cid then
-        self.characterPanel = CPanel(cid)
-        self.characterPanel:show()
-        self.characterPanel:update(dt)
-    elseif Tree.level.selector:deselected() then
-        self.characterPanel:hide()
+function barElement:draw()
+    love.graphics.push()
+    love.graphics.applyTransform(self.transform)
+
+    love.graphics.setColor(1, 1, 1)
+
+    love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width * self.value / self.maxValue,
+        self.bounds.height)
+
+    love.graphics.setColor(1, 1, 1)
+    love.graphics.pop()
+end
+
+--- @class BottomBars : UIElement
+--- @field children BarElement[]
+local bottomBars = setmetatable({}, Element)
+bottomBars.__index = bottomBars;
+
+--- @param cid Id
+function bottomBars.new(cid)
+    local t = setmetatable({}, bottomBars)
+
+    t.children = {
+        barElement:new {
+            getter = function()
+                local char = Tree.level.characters[cid]
+                return char:try(Tree.behaviors.stats, function(stats)
+                    return stats.hp or 0
+                end)
+            end,
+            maxValue = 20
+        },
+
+        barElement:new {
+            getter = function()
+                local char = Tree.level.characters[cid]
+                return char:try(Tree.behaviors.stats, function(stats)
+                    return stats.mana or 0
+                end)
+            end,
+            maxValue = 10
+        }
+    }
+
+    return t
+end
+
+function bottomBars:update(dt)
+    local padding = 16
+    local screenW, screenH = love.graphics.getDimensions()
+    self.bounds = Rect {
+        height = 10,
+        width = 200 + 200 + padding,
+        y = screenH - 96 - padding
+    }
+
+    self.transform = love.math.newTransform():translate(-self.bounds.width / 2 + screenW / 2, self.bounds.y)
+
+    for i = 1, #self.children do
+        self.children[i].bounds = Rect {
+            width = 200,
+            height = 20
+        }
+        self.children[i].transform = self.transform:clone():translate(padding * (i - 1) + (i - 1) * 200, 0)
+    end
+
+
+
+    for _, el in ipairs(self.children) do
+        el:update(dt)
     end
 end
 
+function bottomBars:draw()
+    for _, el in ipairs(self.children) do
+        el:draw()
+    end
+end
+
+local layout = {}
+function layout:update(dt)
+    local cid = Tree.level.selector:selected()
+    if cid then
+        self.skillRow = SkillRow(cid)
+        self.skillRow:show()
+        self.bottomBars = bottomBars.new(cid)
+    elseif Tree.level.selector:deselected() then
+        self.skillRow:hide()
+        self.bottomBars = nil
+    end
+    if self.skillRow then self.skillRow:update(dt) end
+    if self.bottomBars then self.bottomBars:update(dt) end
+end
+
 function layout:draw()
-    if self.characterPanel then self.characterPanel:draw() end
+    if self.skillRow then self.skillRow:draw() end
+    if self.bottomBars then self.bottomBars:draw() end
 end
 
 return layout

lib/simple_ui/level/scale.lua

@@ -1,2 +0,0 @@
-local UI_SCALE = 0.75 -- выдуманное значение для dependency injection, надо подбирать так, чтобы UI_SCALE * 64 было целым числом
-return UI_SCALE

lib/simple_ui/level/skill_row.lua

@@ -1,29 +1,23 @@
 local icons = require("lib.utils.sprite_atlas").load(Tree.assets.files.dev_icons)
+local easing = require "lib.utils.easing"
+local AnimationNode = require "lib.animation_node"
 local Element = require "lib.simple_ui.element"
 local Rect = require "lib.simple_ui.rect"
 
-local UI_SCALE = require "lib.simple_ui.level.scale"
-
 --- @class SkillButton : UIElement
 --- @field hovered boolean
 --- @field selected boolean
 --- @field onClick function?
---- @field getCooldown function?
---- @field icon? string
+--- @field icon string
 local skillButton = setmetatable({}, Element)
 skillButton.__index = skillButton
 
 function skillButton:update(dt)
-    if not self.icon then return end
     local mx, my = love.mouse.getPosition()
     if self:hitTest(mx, my) then
         self.hovered = true
         if Tree.controls:isJustPressed("select") then
-            local cd = self.getCooldown and self.getCooldown() or 0
-            if cd == 0 then
-                if self.onClick then self.onClick() end
-            end
-
+            if self.onClick then self.onClick() end
             Tree.controls:consume("select")
         end
     else
@@ -32,53 +26,22 @@ function skillButton:update(dt)
 end
 
 function skillButton:draw()
-    love.graphics.setLineWidth(2)
-
-    local cd = self.getCooldown and self.getCooldown() or 0
-
-    if not self.icon then
-        love.graphics.setColor(0.05, 0.05, 0.05)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-        self:drawBorder("inner")
-        return
-    end
-
-    local quad = icons:pickQuad(self.icon)
     love.graphics.push()
-    love.graphics.translate(self.bounds.x, self.bounds.y)
-    love.graphics.scale(self.bounds.width / icons.tileSize, self.bounds.height / icons.tileSize)
-    love.graphics.draw(icons.atlas, quad)
-    love.graphics.pop()
+    love.graphics.applyTransform(self.transform)
 
-    self:drawBorder("inner")
+    local r, g, b, a = love.graphics.getColor()
 
     if self.selected then
-        love.graphics.setColor(0.3, 1, 0.3, 0.5)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
+        love.graphics.setColor(0.3, 1, 0.3, a)
     elseif self.hovered then
-        love.graphics.setColor(0.7, 1, 0.7, 0.5)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-    end
-
-
-    if cd > 0 then
-        love.graphics.setColor(0, 0, 0, 0.5)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-
-        local font = Tree.fonts:getDefaultTheme():getVariant("headline")
-        love.graphics.setColor(0, 0, 0)
-        local t = love.graphics.newText(font, tostring(cd))
-        love.graphics.draw(t, math.floor(self.bounds.x + 2 + self.bounds.width / 2 - t:getWidth() / 2),
-            math.floor(self.bounds.y + 2 + self.bounds.height / 2 - t:getHeight() / 2))
-
-        love.graphics.setColor(1, 1, 1)
-        love.graphics.draw(t, math.floor(self.bounds.x + self.bounds.width / 2 - t:getWidth() / 2),
-            math.floor(self.bounds.y + self.bounds.height / 2 - t:getHeight() / 2))
+        love.graphics.setColor(0.7, 1, 0.7, a)
     else
-
+        love.graphics.setColor(1, 1, 1, a)
     end
 
-    love.graphics.setColor(1, 1, 1)
+    love.graphics.translate(0, self.bounds.y)
+    love.graphics.draw(icons.atlas, icons:pickQuad(self.icon))
+    love.graphics.pop()
 end
 
 --------------------------------------------------------------------------------
@@ -86,6 +49,8 @@ end
 --- @class SkillRow : UIElement
 --- @field characterId Id
 --- @field selected SkillButton?
+--- @field animationNode AnimationNode
+--- @field state "show" | "idle" | "hide"
 --- @field children SkillButton[]
 local skillRow = setmetatable({}, Element)
 skillRow.__index = skillRow
@@ -95,6 +60,7 @@ skillRow.__index = skillRow
 function skillRow.new(characterId)
     local t = {
         characterId = characterId,
+        state = "show",
         children = {}
     }
 
@@ -105,6 +71,7 @@ function skillRow.new(characterId)
         for i, spell in ipairs(behavior.spellbook) do
             local skb = skillButton:new { icon = spell.tag }
             skb.onClick = function()
+                if t.state ~= "idle" then return end
                 skb.selected = not skb.selected
                 if t.selected then t.selected.selected = false end
                 t.selected = skb
@@ -112,102 +79,84 @@ function skillRow.new(characterId)
                 if not behavior.cast then
                     behavior.cast = behavior.spellbook[i]
                     behavior.state = "casting"
-                    behavior.spellbook[i]:onSelected(char)
                 else
                     behavior.state = "idle"
                     behavior.cast = nil
                 end
             end
-            skb.getCooldown = function()
-                return behavior.cooldowns[spell.tag] or 0
-            end
             t.children[i] = skb
         end
     end)
 
-    for i = #t.children + 1, 7, 1 do
-        t.children[i] = skillButton:new {}
-    end
-
     return t
 end
 
---- @type love.Canvas
-local c;
+function skillRow:show()
+    AnimationNode {
+        function(animationNode)
+            if self.animationNode then self.animationNode:finish() end
+            self.animationNode = animationNode
+            self.state = "show"
+        end,
+        duration = 300,
+        onEnd = function()
+            self.state = "idle"
+        end,
+        easing = easing.easeOutCubic
+    }:run()
+end
+
+function skillRow:hide()
+    AnimationNode {
+        function(animationNode)
+            if self.animationNode then self.animationNode:finish() end
+            self.animationNode = animationNode
+            self.state = "hide"
+        end,
+        duration = 300,
+        easing = easing.easeOutCubic
+    }:run()
+end
 
 function skillRow:update(dt)
-    local iconSize = math.floor(64 * UI_SCALE)
+    if self.animationNode then self.animationNode:update(dt) end
+
+    local iconSize = icons.tileSize
+    local scale = (64 / iconSize)
     local screenW, screenH = love.graphics.getDimensions()
-    local padding, margin = 8, 4
-    local count = #self.children -- слоты под скиллы
+    local padding = 8
+    local count = #self.children
 
     self.bounds = Rect {
-        width = iconSize * count + (count + 1) * margin,
-        height = iconSize + 2 * margin,
+        width = count * icons.tileSize + (count - 1) * padding,
+        height = iconSize,
+        y = self.state == "show" and 10 * (1 - self.animationNode:getValue()) or 0
     }
-    self.bounds.y = screenH - self.bounds.height - padding -- отступ снизу
-    self.bounds.x = screenW / 2 - self.bounds.width / 2
+    self.transform = love.math.newTransform():translate(screenW / 2,
+        screenH - 16):scale(scale, scale):translate(-self.bounds.width / 2, -iconSize)
 
     for i, skb in ipairs(self.children) do
-        skb.bounds = Rect { x = self.bounds.x + margin + (i - 1) * (iconSize + margin), -- друг за другом, включая первый отступ от границы
-            y = self.bounds.y + margin, height = iconSize, width = iconSize }
+        skb.bounds = Rect { height = iconSize, width = iconSize }
+        skb.transform = self.transform:clone():translate(self.bounds.x + (i - 1) * iconSize +
+            (i - 1) *
+            padding,      -- левый край ряда + размер предыдущих иконок + размер предыдущих отступов
+            self.bounds.y -- высота не меняется
+        )
         skb:update(dt)
     end
-
-    if not c then
-        c = love.graphics.newCanvas(self.bounds.width, self.bounds.height)
-    end
 end
 
 function skillRow:draw()
-    love.graphics.setCanvas({ c, stencil = true })
-    love.graphics.clear()
-    love.graphics.setColor(1, 1, 1)
-
-    do
-        --- рисуем в локальных координатах текстурки
-        love.graphics.push()
-        love.graphics.translate(-self.bounds.x, -self.bounds.y)
-
-        -- сначала иконки скиллов
-        for _, skb in ipairs(self.children) do
-            skb:draw()
-        end
-
-        -- маска для вырезов под иконки
-        love.graphics.setShader(Tree.assets.files.shaders.alpha_mask)
-        love.graphics.stencil(function()
-            local mask = Tree.assets.files.masks.rrect32
-            local maskSize = mask:getWidth()
-            for _, skb in ipairs(self.children) do
-                love.graphics.draw(mask, skb.bounds.x, skb.bounds.y, 0,
-                    skb.bounds.width / maskSize, skb.bounds.height / maskSize)
-            end
-        end, "replace", 1)
-        love.graphics.setShader()
-
-
-        -- дальше рисуем панель, перекрывая иконки
-        love.graphics.setStencilTest("less", 1)
-        -- шум
-        love.graphics.setShader(Tree.assets.files.shaders.soft_uniform_noise)
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-        love.graphics.setShader()
-
-        -- фон
-        love.graphics.setColor(38 / 255, 50 / 255, 56 / 255)
-        love.graphics.setBlendMode("multiply", "premultiplied")
-        love.graphics.rectangle("fill", self.bounds.x, self.bounds.y, self.bounds.width, self.bounds.height)
-        love.graphics.setBlendMode("alpha")
-
-        love.graphics.setStencilTest()
-
-        --затенение
-        self:drawGradientOverlay()
-        love.graphics.pop()
+    local alpha = 1
+    if self.state == "show" then
+        alpha = self.animationNode:getValue()
+    elseif self.state == "hide" then
+        alpha = 1 - self.animationNode:getValue()
+    end
+    love.graphics.setColor(1, 1, 1, alpha)
+    for _, skb in ipairs(self.children) do
+        skb:draw()
     end
-
-    love.graphics.setColor(1, 1, 1)
 end
 
 return skillRow.new

lib/simple_ui/level/test.lua

@@ -0,0 +1,27 @@
+local ScreenArea = require "lib.simple_ui.screen_area"
+local Center = require "lib.simple_ui.center"
+local Placeholder = require "lib.simple_ui.placeholder"
+local Padding = require "lib.simple_ui.padding"
+local Builder = require "lib.simple_ui.builder"
+
+
+return Builder {
+    elementTree = ScreenArea:new {
+        build = function(self)
+            return
+                (love.timer.getTime() / 2) % 2 < 1 and
+                Center:new {
+                    child = Padding:new {
+                            left = 8,
+                            right = 8,
+                            top = 8,
+                            bottom = 8,
+                            child = Placeholder:new {
+                                key = "const :)",
+                            }
+                        }
+                        or nil
+                }
+        end
+    }
+}

lib/simple_ui/multi_child_element.lua

@@ -0,0 +1,13 @@
+--- @class MultiChildElement : UIElement
+--- @field children UIElement[]
+local element = setmetatable({}, require "lib.simple_ui.element")
+element.__index = element
+element.children = {}
+
+function element:update(dt)
+    for _, child in ipairs(self.children) do
+        child:update(dt)
+    end
+end
+
+return element

lib/simple_ui/padding.lua

@@ -0,0 +1,35 @@
+local Constraints = require "lib.simple_ui.constraints"
+local SingleChildElement = require "lib.simple_ui.single_child_element"
+
+--- @class Padding : SingleChildElement
+--- @field left number
+--- @field right number
+--- @field top number
+--- @field bottom number
+local element = setmetatable({}, SingleChildElement)
+element.__index = element
+element.type = "Placeholder"
+element.left = 0
+element.right = 0
+element.top = 0
+element.bottom = 0
+
+--- "When passing layout constraints to its child, padding shrinks the constraints by the given padding, causing the child to layout at a smaller size.
+--- Padding then sizes itself to its child's size, inflated by the padding, effectively creating empty space around the child."
+---
+--- as in https://api.flutter.dev/flutter/widgets/Padding-class.html
+function element:layout()
+    if not self.child then return end
+    local c = Constraints(self.constraints)
+    c.maxWidth = c.maxWidth - self.left - self.right
+    c.maxHeight = c.maxHeight - self.top - self.bottom
+    c.maxWidth = c.maxWidth > 0 and c.maxWidth or 0
+    c.maxHeight = c.maxHeight > 0 and c.maxHeight or 0
+    self.child.constraints = c
+
+    self.child:layout()
+    self.size = Vec3 { self.child.size.x + self.left + self.right, self.constraints.maxHeight + self.top + self.bottom }
+    self.child.offset = self.offset + Vec3 { self.left, self.top }
+end
+
+return element

lib/simple_ui/placeholder.lua

@@ -0,0 +1,24 @@
+local Constraints = require "lib.simple_ui.constraints"
+local SingleChildElement = require "lib.simple_ui.single_child_element"
+
+--- @class Placeholder : SingleChildElement
+local element = setmetatable({}, SingleChildElement)
+element.__index = element
+element.type = "Placeholder"
+
+function element:layout()
+    self.size = Vec3 { self.constraints.maxWidth, self.constraints.maxHeight }
+
+    if not self.child then return end
+    self.child.constraints = Constraints(self.constraints)
+    self.child:layout()
+    self.child.offset = Vec3 {}
+end
+
+function element:draw()
+    love.graphics.rectangle("line", self.offset.x, self.offset.y, self.size.x, self.size.y)
+    love.graphics.line(self.offset.x, self.offset.y, self.offset.x + self.size.x, self.offset.y + self.size.y)
+    love.graphics.line(self.offset.x, self.offset.y + self.size.y, self.offset.x + self.size.x, self.offset.y)
+end
+
+return element

lib/simple_ui/rect.lua

@@ -18,7 +18,7 @@ function rect.new(table)
 end
 
 function rect:hasPoint(x, y)
-    return x >= self.x and x < self.x + self.width and y >= self.y and y < self.y + self.height
+    return x >= self.x and x < self.width and y >= self.y and y < self.height
 end
 
 return rect.new

lib/simple_ui/screen_area.lua

@@ -0,0 +1,28 @@
+local Constraints = require "lib.simple_ui.constraints"
+local SingleChildElement = require "lib.simple_ui.single_child_element"
+
+--- @class ScreenArea : SingleChildElement
+local element = setmetatable({}, SingleChildElement)
+element.__index = element
+element.type = "ScreenArea"
+
+function element:layout()
+    local screenW, screenH = love.graphics.getWidth(), love.graphics.getHeight()
+    self.constraints = Constraints {
+        maxWidth = screenW,
+        maxHeight = screenH
+    }
+    self.size = Vec3 { screenW, screenH }
+
+    if not self.child then return end
+    self.child.constraints = Constraints { -- force a child to be the same size as the screen
+        minWidth = screenW,
+        maxWidth = screenW,
+        minHeight = screenH,
+        maxHeight = screenH,
+    }
+    self.child:layout()
+    self.child.offset = Vec3 {}
+end
+
+return element

lib/simple_ui/single_child_element.lua

@@ -0,0 +1,20 @@
+--- @class SingleChildElement : UIElement
+--- @field child? UIElement
+local element = setmetatable({}, require "lib.simple_ui.element")
+element.__index = element
+
+function element:layout()
+    if not self.child then return end
+    self.child.constraints = self.constraints
+    self.child:layout()
+end
+
+function element:update(dt)
+    if self.child then self.child:update(dt) end
+end
+
+function element:draw()
+    if self.child then self.child:draw() end
+end
+
+return element

lib/sound.lua

@@ -1,9 +0,0 @@
--- --- @class Sound
--- --- @field source love.Source just a sound
--- sound = {}
-
--- local function new()
---     return setmetatable({}, sound)
--- end
-
--- return { new }

lib/spell/effect.lua

@@ -1,169 +0,0 @@
-local utils = require "lib.utils.utils"
-local taskUtils = require "lib.utils.task"
-
---- Некоторое свойство, что можно наложить на персонажа. Позволяет реализовать такие вещи как DOT'ы
---- и вообще, что душа поживает.
----
---- У каждого эффекта есть тэг и функции триггеры (например, `beforeTurn`, что срабатывает перед началом хода персонажа и так далее).
---- Каждая функция триггер делится на два типа, `before...` и `after...`. Каждая из них возвращает `task`, для того чтобы
---- проиграть анимацию, например. Функции типа `before...` также возвращают по мимо таска некоторое значение, зависящее от
---- конкретной функции.
---- @class Effect
---- @field tag string
-local effect = {}
-effect.__index = effect
-
---- Предполагается, что в каждую функцию будет передаваться `Character` (владелец эффекта) и параметр `intensity`, который отвечает за силу эффекта
---- @alias EffectFunc fun(owner: Character, intensity: integer): Task<nil>, nil бред конечно, но иначе всё в жёлтом
---- @alias EffectStatementFunc fun(owner: Character, intensity: integer): Task<nil>, boolean
---- @alias EffectDamageFunc fun(owner: Character, intensity: integer, damage: integer): Task<nil>, integer
---- @alias EffectRegenFunc fun(owner: Character, intensity: integer, amountHp: integer): Task<nil>, integer
---- @alias EffectData { tag: string }
-
---- Срабатывает перед применением эффекта
----
---- Возвращает, а можно ли применить эффект?
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>, boolean
-function effect:beforeBirth(owner, intensity) return taskUtils.fromValue(), true end
-
---- Срабатывает после применения эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterBirth(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед смертью владельца эффекта
----
---- Возвращает, умирает ли персонаж?
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>, boolean
-function effect:beforeDeath(owner, intensity) return taskUtils.fromValue(), true end
-
---- Срабатывает после смерти владельца эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterDeath(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед ходом владельца эффекта
----
---- Возвращает, будет ли персонаж ходить?
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>, boolean
-function effect:beforeTurn(owner, intensity) return taskUtils.fromValue(), true end
-
---- Срабатывает после хода владельца эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterTurn(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед кастом заклинания владельцем эффекта
----
---- Возвращает, произойдёт ли каст?
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>, boolean
-function effect:beforeCast(owner, intensity) return taskUtils.fromValue(), true end
-
---- Срабатывает после каста заклинания владельцем эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterCast(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед нанесением урона владельцем эффекта
----
---- Возвращает урон, который собираются нанести
---- @param owner Character
---- @param intensity integer
---- @param damage integer
---- @return Task<nil>, integer
-function effect:beforeAttack(owner, intensity, damage) return taskUtils.fromValue(), damage end
-
---- Срабатывает после нанесения урона владельцем эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterAttack(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед получением урона владельцем эффекта
----
---- Возвращает урон, который должны получить
---- @param owner Character
---- @param intensity integer
---- @param damage integer
---- @return Task<nil>, integer
-function effect:beforeDamage(owner, intensity, damage) return taskUtils.fromValue(), damage end
-
---- Срабатывает после получения урона владельцем эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterDamage(owner, intensity) return taskUtils.fromValue() end
-
---- Срабатывает перед регенерацией здоровья владельцем эффекта
----
---- Возвращает количество здоровья, которое должно быть восстановлено
---- @param owner Character
---- @param intensity integer
---- @param amountHp integer кол-во хп для регена
---- @return Task<nil>, integer
-function effect:beforeRegeneration(owner, intensity, amountHp) return taskUtils.fromValue(), amountHp end
-
---- Срабатывает после регенерации здоровья владельцем эффекта
---- @param owner Character
---- @param intensity integer
---- @return Task<nil>
-function effect:afterRegeneration(owner, intensity) return taskUtils.fromValue() end
-
---- Функция, что задаёт правила присвоения эффекта
---- @param owner Character
---- @param stacks integer
---- @param intensity integer
-function effect:onBirth(owner, stacks, intensity)
-    local effects = owner:has(Tree.behaviors.effects)
-    if not effects then return end
-    -- проверяем на наличие такого же эффекта
-    if effects.effectsProperties[self.tag] then
-        local i = 1
-        while i < #effects.effectsPriority and effects.effectsPriority[i] ~= self.tag do
-            i = i + 1
-        end
-        local ef = table.remove(effects.effectsPriority, i)
-        effects.effectsPriority[#effects.effectsPriority + 1] = ef
-    else
-        effects.effectsPriority[#effects.effectsPriority + 1] = self.tag
-    end
-    effects.effectsProperties[self.tag] = {
-        stacks = stacks,
-        intensity = intensity
-    }
-end
-
-function effect:update(dt) end
-
-function effect:draw() end
-
---- дип сравнение эффектов
---- @param other Effect
---- @return boolean
-function effect:__eq(other)
-    return utils.deepComparison(self, other)
-end
-
---- @param data EffectData
---- @return Effect
-local function new(data)
-    local newEffect = setmetatable({
-        tag = data.tag,
-    }, effect)
-
-    return newEffect
-end
-
-return { new = new }