41 lines
No EOL
1.2 KiB
Lua
41 lines
No EOL
1.2 KiB
Lua
local CanvasTransition = require "birb.modules.transitions.canvas"
|
|
local ZigZagTransition = CanvasTransition:extend()
|
|
|
|
function ZigZagTransition:new(func, ox, oy, fadeOut)
|
|
self.offset = 0
|
|
ZigZagTransition.super.new(self, func, ox, oy, fadeOut, "inQuad", "outQuad", 1, 0.1)
|
|
|
|
end
|
|
|
|
function ZigZagTransition:loadResources()
|
|
self.border = love.graphics.newImage("assets/transitions/border.png")
|
|
end
|
|
|
|
function ZigZagTransition:drawCanvas(dt)
|
|
local w, _ = self.border:getDimensions()
|
|
self.offset = (self.offset + (dt * 256)) % w
|
|
utils.graphics.resetColor()
|
|
love.graphics.rectangle("fill", 0, 0, 424, 240)
|
|
love.graphics.setColor(0,0,0,1)
|
|
local max = 120 + 16
|
|
self:drawBorder(0 + max * (self.value), false)
|
|
utils.graphics.resetColor()
|
|
self:drawBorder(240 - max * (self.value), true)
|
|
end
|
|
|
|
function ZigZagTransition:drawBorder(y, reversed)
|
|
local offset = self.offset
|
|
local sy = 1
|
|
if (reversed) then
|
|
offset = self.offset * -1
|
|
sy = -1
|
|
end
|
|
local w, h = self.border:getDimensions()
|
|
local ox, oy = 0, h
|
|
for i = -1, math.ceil(424 / w), 1 do
|
|
love.graphics.draw(self.border,(i * w) + offset,y,0,1,sy,ox,oy)
|
|
end
|
|
|
|
end
|
|
|
|
return ZigZagTransition |