private void UpdateFramebuffer(bool force, VncFramebuffer framebuffer)
{
if (framebuffer == null)
{
return;
}
int w = framebuffer.Width, h = framebuffer.Height;
if (this.bitmap == null || this.bitmap.Width != w || this.bitmap.Height != h || force)
{
this.bitmap = new Bitmap(w, h, PixelFormat.Format32bppRgb);
VncBitmap.CopyFromFramebuffer(framebuffer, new VncRectangle(0, 0, w, h), this.bitmap, 0, 0);
this.ScaleFactor = this.GetScaleFactor(framebuffer);
this.Invalidate();
}
}
private void HandleFramebufferChanged(object sender, FramebufferChangedEventArgs e)
{
this.BeginInvoke(new Action(() =>
{
if (this.DesignMode)
{
return;
}
if (this.client == null)
{
return;
}
var framebuffer = this.client.Framebuffer;
if (framebuffer == null)
{
return;
}
lock (framebuffer.SyncRoot)
{
this.UpdateFramebuffer(false, framebuffer);
if (this.bitmap != null)
{
for (int i = 0; i < e.RectangleCount; i++)
{
var rect = e.GetRectangle(i);
VncBitmap.CopyFromFramebuffer(framebuffer, rect, this.bitmap, rect.X, rect.Y);
}
}
}
for (int i = 0; i < e.RectangleCount; i++)
{
var rect = e.GetRectangle(i);
var transformedRect = this.Transform(
new Rectangle(rect.X, rect.Y, rect.Width, rect.Height),
TransformDirection.FromDevice);
this.Invalidate(transformedRect);
}
}));
}