vision/scene/title.lua
2022-10-13 16:06:52 +02:00

69 lines
1.5 KiB
Lua

TitleScene = Object.extend(Object)
function TitleScene:new()
end
function TitleScene:init()
logoWidth = gameLogo:getWidth()
logoHeight = gameLogo:getHeight()
progressDelta = 0
progressTarget = 0.5
percentage = 0
introSound:play()
state = "in"
end
function TitleScene:update(dt)
if progressDelta < progressTarget then
progressDelta = math.min( progressTarget, progressDelta + dt )
end
percentage = (progressDelta/progressTarget)
if state == "in" and progressDelta == progressTarget then
state = "wait"
progressDelta = 0
progressTarget = 3
percentage = 0
end
if state == "wait" and progressDelta == progressTarget then
state = "out"
progressDelta = 0
progressTarget = 0.5
percentage = 0
end
if state == "out" and progressDelta == progressTarget then
state = "complete"
end
if state == "complete" then
currentScene = GameScene
end
end
function TitleScene:draw()
if state == "in" then
logoAlpha = percentage
logoYpos = ( (windowHeight - logoHeight) / 2 ) + ( 10 * (1-percentage) )
elseif state == "wait" then
logoAlpha = 1
logoYpos = ( (windowHeight - logoHeight) / 2 )
elseif state == "out" then
logoAlpha = 1 - percentage
logoYpos = ( (windowHeight - logoHeight) / 2 ) - ( 20 * (percentage) )
end
love.graphics.setColor(255,255,255, logoAlpha)
love.graphics.draw(gameLogo, (windowWidth - logoWidth) / 2, logoYpos )
end
function TitleScene:drawHud()
end
function TitleScene:keypressed(key,unicode)
end