mirror of https://github.com/axmolengine/axmol.git
68 lines
1.8 KiB
Lua
68 lines
1.8 KiB
Lua
local function AccelerometerMainLayer()
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local function title()
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return "AccelerometerTest"
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end
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local layer = cc.Layer:create()
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layer:setAccelerometerEnabled(true)
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local label = cc.LabelTTF:create(title(), "Arial", 32)
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layer:addChild(label, 1)
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label:setPosition( cc.p(VisibleRect:center().x, VisibleRect:top().y - 50) )
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local ball = cc.Sprite:create("Images/ball.png")
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ball:setPosition(cc.p(VisibleRect:center().x, VisibleRect:center().y))
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layer:addChild(ball)
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ball:retain()
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local function didAccelerate(x,y,z,timestamp)
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if nil == ball then
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return
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end
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local director = cc.Director:getInstance()
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local szBall = ball:getContentSize()
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local ptNowX,ptNowY = ball:getPosition()
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local ptTemp = director:convertToUI(cc.p(ptNowX,ptNowY))
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ptTemp.x = ptTemp.x + x * 9.81
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ptTemp.y = ptTemp.y - y * 9.81
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local ptNext = director:convertToGL(cc.p(ptTemp.x,ptTemp.y))
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local minX = math.floor(VisibleRect:left().x + szBall.width / 2.0)
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local maxX = math.floor(VisibleRect:right().x - szBall.width / 2.0)
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if ptNext.x < minX then
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ptNext.x = minX
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elseif ptNext.x > maxX then
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ptNext.x = maxX
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end
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local minY = math.floor(VisibleRect:bottom().y + szBall.height / 2.0)
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local maxY = math.floor(VisibleRect:top().y - szBall.height / 2.0)
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if ptNext.y < minY then
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ptNext.y = minY
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elseif ptNext.y > maxY then
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ptNext.y = maxY
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end
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ball:setPosition(cc.p(ptNext.x , ptNext.y))
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end
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layer:registerScriptAccelerateHandler(didAccelerate)
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return layer
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end
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function AccelerometerMain()
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cclog("AccelerometerMain")
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local scene = cc.Scene:create()
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scene:addChild(AccelerometerMainLayer())
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scene:addChild(CreateBackMenuItem())
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return scene
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end
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