43 lines
1.2 KiB
Kotlin
43 lines
1.2 KiB
Kotlin
@file:Suppress("JoinDeclarationAndAssignment", "MemberVisibilityCanBePrivate")
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package jp.juggler.apng
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import jp.juggler.apng.util.ByteArrayTokenizer
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class ApngFrameControl internal constructor(bat: ByteArrayTokenizer) {
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val width: Int
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val height: Int
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val xOffset: Int
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val yOffset: Int
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val delayNum: Int
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val delayDen: Int
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val disposeOp: DisposeOp
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val blendOp: BlendOp
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init {
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width = bat.readInt32()
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height = bat.readInt32()
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xOffset = bat.readInt32()
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yOffset = bat.readInt32()
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delayNum = bat.readUInt16()
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delayDen = bat.readUInt16().let{ if(it==0) 100 else it}
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var num:Int
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num = bat.readUInt8()
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disposeOp = DisposeOp.values().first{it.num==num}
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num = bat.readUInt8()
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blendOp = BlendOp.values().first{it.num==num}
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}
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override fun toString() ="ApngFrameControl(width=$width,height=$height,x=$xOffset,y=$yOffset,delayNum=$delayNum,delayDen=$delayDen,disposeOp=$disposeOp,blendOp=$blendOp)"
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val delayMilliseconds : Long
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get() = when(delayDen) {
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1000 -> delayNum.toLong()
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else -> (1000f * delayNum.toFloat() / delayDen.toFloat() + 0.5f).toLong()
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}
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} |