private void create()
{
D.Assert(!this.created);
D.Assert(!this.locked);
this.bitmapHandle = FPDFBitmapCache.FPDFBitmap_Create(this.allocatedSize.Width, this.allocatedSize.Height, 1);
this.created = true;
}
private void dispose()
{
D.Assert(!this.locked);
if (this.created)
{
FPDFBitmapCache.FPDFBitmap_Destroy(this.bitmapHandle);
this.created = false;
}
}
public int Get(int width, int height)
{
D.Assert(!this.locked);
if (!this.created || width != this.allocatedSize.Width || height != this.allocatedSize.Height)
{
this.dispose();
this.allocatedSize = new Size(width, height);
this.create();
}
D.Assert(this.created && width == this.allocatedSize.Width && height == this.allocatedSize.Height);
this.locked = true;
FPDFBitmapCache.FPDFBitmap_FillRect(this.bitmapHandle, 0, 0, this.allocatedSize.Width, this.allocatedSize.Height, 255, 255, 255, 255);
return(this.bitmapHandle);
}