From bd22a09dc862ac5480426bfd5e0311a97b6cfa77 Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Wed, 1 Mar 2017 21:31:11 +0100
Subject: Rename: Animated -> Sprite Rename: getSprite, setSprite -> getImage,
 setImage

---
 sprite.lua | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 sprite.lua

(limited to 'sprite.lua')

diff --git a/sprite.lua b/sprite.lua
new file mode 100644
index 0000000..1cc46f7
--- /dev/null
+++ b/sprite.lua
@@ -0,0 +1,81 @@
+-- `Sprite`
+-- Abstract class for drawable animated entities.
+
+-- Metatable
+Sprite = {
+	animations--[[table with animations]],
+	current--[[animations.default]],
+	image--[[love.graphics.newImage()]],
+	frame = 1,
+	delay = .1,
+}
+Sprite.__index = Sprite
+
+-- Cleans up reference to image on deletion.
+function Sprite:delete()
+	self.image = nil
+end
+
+-- Sets an Image as a image.
+function Sprite:setImage(image)
+	self.image = image
+end
+-- Returns current image Image.
+function Sprite:getImage()
+	return self.image
+end
+
+-- Sets new animations list.
+function Sprite:setAnimationsList(t)
+	if t then
+		self.animations = t
+		self:setAnimation("default")
+	end
+end
+
+-- Sets current animation by table key.
+function Sprite:setAnimation(animation)
+	self.frame = 1
+	self.delay = Sprite.delay -- INITIAL from metatable
+	self.current = self.animations[animation]
+end
+-- Returns current animation table.
+function Sprite:getAnimation()
+	return self.current
+end
+
+-- Get frame quad for drawing.
+function Sprite:getQuad()
+	if self.animations and self.current then
+		return self.current[self.frame]
+	end
+end
+
+-- Drawing self to LOVE2D buffer.
+-- If there is no Quad, it will draw entire image.
+function Sprite:draw(...)
+	local s, q = self:getImage(), self:getQuad()
+	if s then
+		love.graphics.setColor(255,255,255,255)
+		if q then love.graphics.draw(s, q, ...)
+		else love.graphics.draw(s, ...) end
+	end
+end
+-- Animation updating.
+function Sprite:update(dt)
+	if self.animations and self.current then
+		self.delay = self.delay - dt
+		if self.delay < 0 then
+			self.delay = self.delay + Sprite.delay -- INITIAL from metatable
+			self:nextFrame()
+		end
+	end
+end
+-- Moving to the next frame.
+function Sprite:nextFrame()
+	if self.current.repeated or not (self.frame == self.current.frames) then
+		self.frame = (self.frame % self.current.frames) + 1
+	else
+		self:setAnimation("default")
+	end
+end
\ No newline at end of file
-- 
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