sonic-radiance/sonic-radiance.love/game/modules/transitions/zigzag.lua

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local CanvasTransition = require "core.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