protected override void OnBeforeExecute()
{
this.threadPool = new PaintDotNet.Threading.ThreadPool();
rects = new Rectangle[Processor.LogicalCpuCount];
Utility.SplitRectangle(this.dst.Bounds, rects);
base.OnBeforeExecute();
}
protected override void OnBeforeExecute()
{
this.threadPool = new PaintDotNet.Threading.ThreadPool();
rects = new Rectangle[Processor.LogicalCpuCount];
Utility.SplitRectangle(this.dst.Bounds, rects);
base.OnBeforeExecute();
}
protected override void OnAfterExecute()
{
this.threadPool = null;
base.OnAfterExecute ();
}
private static BitmapLayer ResizeLayer(BitmapLayer layer, int width, int height, ResamplingAlgorithm algorithm,
int tileCount, Procedure progressCallback, ref bool pleaseStopMonitor)
{
Surface surface = new Surface(width, height);
surface.Clear(ColorBgra.FromBgra(255, 255, 255, 0));
PaintDotNet.Threading.ThreadPool threadPool = new PaintDotNet.Threading.ThreadPool();
int rectCount;
if (tileCount == 0)
{
rectCount = Processor.LogicalCpuCount;
}
else
{
rectCount = tileCount;
}
Rectangle[] rects = new Rectangle[rectCount];
Utility.SplitRectangle(surface.Bounds, rects);
FitSurfaceContext fsc = new FitSurfaceContext(surface, layer.Surface, rects, algorithm);
if (progressCallback != null)
{
fsc.RenderedRect += progressCallback;
}
WaitCallback callback = new WaitCallback(fsc.FitSurface);
for (int i = 0; i < rects.Length; ++i)
{
if (pleaseStopMonitor)
{
break;
}
else
{
threadPool.QueueUserWorkItem(callback, BoxedConstants.GetInt32(i));
}
}
threadPool.Drain();
threadPool.DrainExceptions();
if (pleaseStopMonitor)
{
surface.Dispose();
surface = null;
}
BitmapLayer newLayer;
if (surface == null)
{
newLayer = null;
}
else
{
newLayer = new BitmapLayer(surface, true);
newLayer.LoadProperties(layer.SaveProperties());
}
if (progressCallback != null)
{
fsc.RenderedRect -= progressCallback;
}
return newLayer;
}
protected override void OnAfterExecute()
{
this.threadPool = null;
base.OnAfterExecute();
}
private static BitmapLayer ResizeLayer(BitmapLayer layer, int width, int height, ResamplingAlgorithm algorithm,
int tileCount, Procedure progressCallback, ref bool pleaseStopMonitor)
{
Surface surface = new Surface(width, height);
surface.Clear(ColorBgra.FromBgra(255, 255, 255, 0));
PaintDotNet.Threading.ThreadPool threadPool = new PaintDotNet.Threading.ThreadPool();
int rectCount;
if (tileCount == 0)
{
rectCount = Processor.LogicalCpuCount;
}
else
{
rectCount = tileCount;
}
Rectangle[] rects = new Rectangle[rectCount];
Utility.SplitRectangle(surface.Bounds, rects);
FitSurfaceContext fsc = new FitSurfaceContext(surface, layer.Surface, rects, algorithm);
if (progressCallback != null)
{
fsc.RenderedRect += progressCallback;
}
WaitCallback callback = new WaitCallback(fsc.FitSurface);
for (int i = 0; i < rects.Length; ++i)
{
if (pleaseStopMonitor)
{
break;
}
else
{
threadPool.QueueUserWorkItem(callback, BoxedConstants.GetInt32(i));
}
}
threadPool.Drain();
threadPool.DrainExceptions();
if (pleaseStopMonitor)
{
surface.Dispose();
surface = null;
}
BitmapLayer newLayer;
if (surface == null)
{
newLayer = null;
}
else
{
newLayer = new BitmapLayer(surface, true);
newLayer.LoadProperties(layer.SaveProperties());
}
if (progressCallback != null)
{
fsc.RenderedRect -= progressCallback;
}
return(newLayer);
}
