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@file:Suppress("NESTED_EXTERNAL_DECLARATION")
package org.jetbrains.skia.skottie
import org.jetbrains.skia.impl.Library.Companion.staticLoad
import org.jetbrains.skia.sksg.InvalidationController
import org.jetbrains.skia.*
import org.jetbrains.skia.impl.Managed
import org.jetbrains.skia.impl.Stats
import org.jetbrains.skia.impl.reachabilityBarrier
import org.jetbrains.skia.ExternalSymbolName
import org.jetbrains.skia.impl.NativePointer
import org.jetbrains.skia.impl.getPtr
class Animation internal constructor(ptr: NativePointer) : Managed(ptr, _FinalizerHolder.PTR) {
companion object {
fun makeFromString(data: String): Animation {
Stats.onNativeCall()
val ptr = _nMakeFromString(data)
require(ptr != NullPointer) { "Failed to create Animation from string=\"$data\"" }
return Animation(ptr)
}
fun makeFromFile(path: String): Animation {
Stats.onNativeCall()
val ptr = _nMakeFromFile(path)
require(ptr != NullPointer) { "Failed to create Animation from path=\"$path\"" }
return Animation(ptr)
}
fun makeFromData(data: Data): Animation {
Stats.onNativeCall()
val ptr = _nMakeFromData(getPtr(data))
require(ptr != NullPointer) { "Failed to create Animation from data." }
return Animation(ptr)
}
init {
staticLoad()
}
}
internal object _FinalizerHolder {
val PTR = _nGetFinalizer()
}
/**
*
* Draws the current animation frame
*
*
* It is undefined behavior to call render() on a newly created Animation
* before specifying an initial frame via one of the seek() variants.
*
* @param canvas destination canvas
* @return this
*/
fun render(canvas: Canvas): Animation {
return render(canvas, Rect.Companion.makeXYWH(0f, 0f, width, height))
}
/**
*
* Draws the current animation frame
*
*
* It is undefined behavior to call render() on a newly created Animation
* before specifying an initial frame via one of the seek() variants.
*
* @param canvas destination canvas
* @param offset destination offset
* @return this
*/
fun render(canvas: Canvas, offset: Point): Animation {
return render(canvas, offset.x, offset.y)
}
/**
*
* Draws the current animation frame
*
*
* It is undefined behavior to call render() on a newly created Animation
* before specifying an initial frame via one of the seek() variants.
*
* @param canvas destination canvas
* @param left destination offset left
* @param top destination offset top
* @return this
*/
fun render(canvas: Canvas, left: Float, top: Float): Animation {
return render(canvas, Rect.Companion.makeXYWH(left, top, width, height))
}
/**
*
* Draws the current animation frame
*
*
* It is undefined behavior to call render() on a newly created Animation
* before specifying an initial frame via one of the seek() variants.
*
* @param canvas destination canvas
* @param dst destination rect
* @param renderFlags render flags
* @return this
*/
fun render(canvas: Canvas, dst: Rect, vararg renderFlags: RenderFlag): Animation {
return try {
Stats.onNativeCall()
var flags = 0
for (flag in renderFlags) flags = flags or flag._flag
_nRender(_ptr, getPtr(canvas), dst.left, dst.top, dst.right, dst.bottom, flags)
this
} finally {
reachabilityBarrier(canvas)
}
}
/**
*
* Updates the animation state for |t|.
*
* @param t normalized [0..1] frame selector (0 → first frame, 1 → final frame)
* @return this
*/
fun seek(t: Float): Animation {
return seek(t, null)
}
/**
*
* Updates the animation state for |t|.
*
* @param t normalized [0..1] frame selector (0 → first frame, 1 → final frame)
* @param ic invalidation controller (dirty region tracking)
* @return this
*/
fun seek(t: Float, ic: InvalidationController?): Animation {
return try {
Stats.onNativeCall()
_nSeek(_ptr, t, getPtr(ic))
this
} finally {
reachabilityBarrier(ic)
}
}
/**
*
* Update the animation state to match |t|, specified as a frame index i.e.
* relative to [] * [].
*
*
* Fractional values are allowed and meaningful - e.g.
* 0.0 → first frame 1.0 → second frame 0.5 → halfway between first and second frame
*
* @param t frame index
* @return this
*/
fun seekFrame(t: Float): Animation {
return seekFrame(t, null)
}
/**
*
* Update the animation state to match |t|, specified as a frame index i.e.
* relative to [] * [].
*
*
* Fractional values are allowed and meaningful - e.g.
* 0.0 → first frame 1.0 → second frame 0.5 → halfway between first and second frame
*
* @param t frame index
* @param ic invalidation controller (dirty region tracking)
* @return this
*/
fun seekFrame(t: Float, ic: InvalidationController?): Animation {
return try {
Stats.onNativeCall()
_nSeekFrame(_ptr, t, getPtr(ic))
this
} finally {
reachabilityBarrier(ic)
}
}
/**
*
* Update the animation state to match t, specifed in frame time i.e.
* relative to [].
*
* @param t frame time
* @return this
*/
fun seekFrameTime(t: Float): Animation {
return seekFrameTime(t, null)
}
/**
*
* Update the animation state to match t, specifed in frame time i.e.
* relative to [].
*
* @param t frame time
* @param ic invalidation controller (dirty region tracking)
* @return this
*/
fun seekFrameTime(t: Float, ic: InvalidationController?): Animation {
return try {
Stats.onNativeCall()
_nSeekFrameTime(_ptr, t, getPtr(ic))
this
} finally {
reachabilityBarrier(ic)
}
}
/**
* @return the animation duration in seconds
*/
val duration: Float
get() = try {
Stats.onNativeCall()
_nGetDuration(_ptr)
} finally {
reachabilityBarrier(this)
}
/**
* @return the animation frame rate (frames / second)
*/
val fPS: Float
get() = try {
Stats.onNativeCall()
_nGetFPS(_ptr)
} finally {
reachabilityBarrier(this)
}
/**
* @return Animation in point, in frame index units
*/
val inPoint: Float
get() = try {
Stats.onNativeCall()
_nGetInPoint(_ptr)
} finally {
reachabilityBarrier(this)
}
/**
* @return Animation out point, in frame index units
*/
val outPoint: Float
get() = try {
Stats.onNativeCall()
_nGetOutPoint(_ptr)
} finally {
reachabilityBarrier(this)
}
val version: String
get() = try {
Stats.onNativeCall()
_nGetVersion(_ptr)
} finally {
reachabilityBarrier(this)
}
private var _size: Point? = null
val size: Point
get() {
if (_size == null) {
_size = _nGetSize(_ptr)
}
return _size!!
}
val width: Float
get() = size.x
val height: Float
get() = size.y
}
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetFinalizer")
private external fun _nGetFinalizer(): NativePointer
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nMakeFromString")
private external fun _nMakeFromString(data: String?): NativePointer
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nMakeFromFile")
private external fun _nMakeFromFile(path: String?): NativePointer
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nMakeFromData")
private external fun _nMakeFromData(dataPtr: NativePointer): NativePointer
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nRender")
private external fun _nRender(
ptr: NativePointer,
canvasPtr: NativePointer,
left: Float,
top: Float,
right: Float,
bottom: Float,
flags: Int
)
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nSeek")
private external fun _nSeek(ptr: NativePointer, t: Float, icPtr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nSeekFrame")
private external fun _nSeekFrame(ptr: NativePointer, t: Float, icPtr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nSeekFrameTime")
private external fun _nSeekFrameTime(ptr: NativePointer, t: Float, icPtr: NativePointer)
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetDuration")
private external fun _nGetDuration(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetFPS")
private external fun _nGetFPS(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetInPoint")
private external fun _nGetInPoint(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetOutPoint")
private external fun _nGetOutPoint(ptr: NativePointer): Float
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetVersion")
private external fun _nGetVersion(ptr: NativePointer): String
@ExternalSymbolName("org_jetbrains_skia_skottie_Animation__1nGetSize")
private external fun _nGetSize(ptr: NativePointer): Point?
