mirror of https://github.com/axmolengine/axmol.git
166 lines
5.0 KiB
Lua
166 lines
5.0 KiB
Lua
local kTagNode = 0
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local kTagGrossini = 1
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local function createParallaxLayer(title, subtitle)
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local layer = cc.Layer:create()
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Helper.initWithLayer(layer)
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local titleStr = title == nil and "No title" or title
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local subTitleStr = subtitle == nil and "" or subtitle
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Helper.titleLabel:setString(titleStr)
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Helper.subtitleLabel:setString(subTitleStr)
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return layer
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end
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--------------------------------------------------------------------
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--
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-- Parallax1
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--
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--------------------------------------------------------------------
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local function Parallax1()
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local ret = createParallaxLayer("Parallax: parent and 3 children")
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-- Top Layer, a simple image
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local cocosImage = cc.Sprite:create(s_Power)
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-- scale the image (optional)
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cocosImage:setScale( 2.5 )
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-- change the transform anchor point to 0,0 (optional)
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cocosImage:setAnchorPoint( cc.p(0,0) )
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-- Middle layer: a Tile map atlas
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local tilemap = cc.TileMapAtlas:create(s_TilesPng, s_LevelMapTga, 16, 16)
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tilemap:releaseMap()
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-- change the transform anchor to 0,0 (optional)
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tilemap:setAnchorPoint( cc.p(0, 0) )
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-- Anti Aliased images
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tilemap:getTexture():setAntiAliasTexParameters()
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-- background layer: another image
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local background = cc.Sprite:create(s_back)
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-- scale the image (optional)
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background:setScale( 1.5 )
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-- change the transform anchor point (optional)
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background:setAnchorPoint( cc.p(0,0) )
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-- create a void node, a parent node
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local voidNode = cc.ParallaxNode:create()
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-- NOW add the 3 layers to the 'void' node
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-- background image is moved at a ratio of 0.4x, 0.5y
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voidNode:addChild(background, -1, cc.p(0.4,0.5), cc.p(0,0))
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-- tiles are moved at a ratio of 2.2x, 1.0y
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voidNode:addChild(tilemap, 1, cc.p(2.2,1.0), cc.p(0,-200) )
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-- top image is moved at a ratio of 3.0x, 2.5y
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voidNode:addChild(cocosImage, 2, cc.p(3.0,2.5), cc.p(200,800) )
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-- now create some actions that will move the 'void' node
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-- and the children of the 'void' node will move at different
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-- speed, thus, simulation the 3D environment
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local goUp = cc.MoveBy:create(4, cc.p(0,-500) )
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local goDown = goUp:reverse()
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local go = cc.MoveBy:create(8, cc.p(-1000,0) )
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local goBack = go:reverse()
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local seq = cc.Sequence:create(goUp, go, goDown, goBack)
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voidNode:runAction( (cc.RepeatForever:create(seq) ))
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ret:addChild( voidNode )
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return ret
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end
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--------------------------------------------------------------------
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--
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-- Parallax2
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--
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--------------------------------------------------------------------
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local function Parallax2()
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local ret = createParallaxLayer("Parallax: drag screen")
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ret:setTouchEnabled( true )
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-- Top Layer, a simple image
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local cocosImage = cc.Sprite:create(s_Power)
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-- scale the image (optional)
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cocosImage:setScale( 2.5 )
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-- change the transform anchor point to 0,0 (optional)
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cocosImage:setAnchorPoint( cc.p(0,0) )
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-- Middle layer: a Tile map atlas
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local tilemap = cc.TileMapAtlas:create(s_TilesPng, s_LevelMapTga, 16, 16)
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tilemap:releaseMap()
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-- change the transform anchor to 0,0 (optional)
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tilemap:setAnchorPoint( cc.p(0, 0) )
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-- Anti Aliased images
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tilemap:getTexture():setAntiAliasTexParameters()
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-- background layer: another image
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local background = cc.Sprite:create(s_back)
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-- scale the image (optional)
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background:setScale( 1.5 )
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-- change the transform anchor point (optional)
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background:setAnchorPoint( cc.p(0,0) )
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-- create a void node, a parent node
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local voidNode = cc.ParallaxNode:create()
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-- NOW add the 3 layers to the 'void' node
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-- background image is moved at a ratio of 0.4x, 0.5y
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voidNode:addChild(background, -1, cc.p(0.4,0.5), cc.p(0, 0))
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-- tiles are moved at a ratio of 1.0, 1.0y
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voidNode:addChild(tilemap, 1, cc.p(1.0,1.0), cc.p(0,-200) )
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-- top image is moved at a ratio of 3.0x, 2.5y
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voidNode:addChild( cocosImage, 2, cc.p(3.0,2.5), cc.p(200,1000) )
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ret:addChild(voidNode, 0, kTagNode)
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local prev = {x = 0, y = 0}
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local function onTouchEvent(eventType, x, y)
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if eventType == "began" then
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prev.x = x
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prev.y = y
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return true
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elseif eventType == "moved" then
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local node = ret:getChildByTag(kTagNode)
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local newX = node:getPositionX()
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local newY = node:getPositionY()
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local diffX = x - prev.x
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local diffY = y - prev.y
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node:setPosition( cc.pAdd(cc.p(newX, newY), cc.p(diffX, diffY)) )
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prev.x = x
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prev.y = y
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end
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end
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ret:registerScriptTouchHandler(onTouchEvent)
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return ret
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end
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function ParallaxTestMain()
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cclog("ParallaxMain")
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Helper.index = 1
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cc.Director:getInstance():setDepthTest(true)
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local scene = cc.Scene:create()
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Helper.createFunctionTable = {
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Parallax1,
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Parallax2
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}
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scene:addChild(Parallax1())
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scene:addChild(CreateBackMenuItem())
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return scene
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end
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