feat: add some special guiElements

sonic-radiance.love/birb/modules/gui/elements/assets.lua

@@ -0,0 +1,16 @@
+local Parent = require "birb.modules.gui.elements.drawable"
+local AssetElement = Parent:extend()
+
+function AssetElement:new(name, assetType, assetName, x, y,r,sx,sy,ox,oy, opacity, depth)
+    local gui = self:getGui()
+    local asset = gui.scene.assets[assetType][assetName]
+    assert(asset ~= nil, assetName .. ' (' .. assetType .. ") doesn't exist")
+
+    AssetElement.super.new(self, name, asset, x, y,r,sx,sy,ox,oy, opacity, depth)
+end
+
+function AssetElement:draw()
+    self.drawable:draw(self.x,self.y,self.r,self.sx,self.sy,self.ox,self.oy)
+end
+
+return AssetElement

sonic-radiance.love/birb/modules/gui/elements/color.lua

@@ -0,0 +1,19 @@
+local Parent = require "birb.modules.gui.elements.parent"
+local ColorElement = Parent:extend()
+
+function ColorElement:new(name, r, g, b, opacity)
+    local w, h = core.screen:getDimensions()
+    ColorElement.super.new(self, name, self.x, self.y, w, h)
+    self.r = r or 1
+    self.g = g or 1
+    self.b = b or 1
+    self.opacity = opacity or 1
+end
+
+function ColorElement:draw()
+    love.graphics.setColor(self.r, self.g, self.b, self.opacity)
+    love.graphics.rectangle("fill", 0, 0, self.w, self.h)
+    utils.graphics.resetColor()
+end
+
+return ColorElement

sonic-radiance.love/birb/modules/gui/elements/drawable.lua

@@ -0,0 +1,30 @@
+local Parent = require "birb.modules.gui.elements.parent"
+local DrawableElement = Parent:extend()
+
+function DrawableElement:new(name, drawable, x, y,r,sx,sy,ox,oy, opacity, depth)
+    self.drawable = drawable
+
+    local w, h = self.drawable:getDimensions()
+    DrawableElement.super.new(self, name, x, y, w, h)
+    self.r = r or 0
+    self.sx, self.sy = sx or 1, sy or 1
+    self.ox, self.oy = self:parseOrigin(ox, w), self:parseOrigin(oy, h)
+    self.opacity = opacity or 1
+    self.depth = depth or 0
+end
+
+function DrawableElement:parseOrigin(origin, size)
+    if (origin == "center") then
+        return size/2
+    elseif (origin == "end") then
+        return size
+    else
+        return origin or 0
+    end
+end
+
+function DrawableElement:draw()
+    love.graphics.draw(self.drawable, self.x,self.y,self.r,self.sx,self.sy,self.ox,self.oy)
+end
+
+return DrawableElement

sonic-radiance.love/birb/modules/gui/elements/text.lua

@@ -0,0 +1,22 @@
+local Parent = require "birb.modules.gui.elements.parent"
+local TextElement = Parent:extend()
+
+function TextElement:new(name, fontName, text, x, y, align, depth)
+    self.text = text
+    local gui = self:getGui()
+    self.font = gui.scene.assets.fonts[fontName]
+
+    TextElement.super.new(self, name, x, y, 1, 1)
+    self.align = align
+    self.depth = depth or 0
+end
+
+function TextElement:getText()
+    return self.text
+end
+
+function TextElement:draw()
+    self.font:draw(self:getText(), self.x, self.y, -1, self.align)
+end
+
+return TextElement