protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (mBaseControl != null)
{
if (mGraphics == null)
{
mGraphics = new xGraphics();
}
mGraphics.setGraphics(e.Graphics);
if (mDoubleBuffer)
{
mGraphics.getGraphics().DrawImage(offScreenBmp, 0, 0);
}
else
{
mBaseControl.render(mGraphics);
}
}
}
protected override void OnPaintBackground(PaintEventArgs pevent)
{
// ThuyPS: avoiding flickering technique
if (mBaseControl != null && mDoubleBuffer)
{
if (offScreenBmp == null)
{
offScreenBmp = new Bitmap(mBaseControl.getW(), mBaseControl.getH());
offScreenDC = Graphics.FromImage(offScreenBmp);
offG = new xGraphics();
offG.setGraphics(offScreenDC);
}
// background
offG.getGraphics().Clear(this.BackColor);
// render
mBaseControl.render(offG);
}
else
{
base.OnPaintBackground(pevent);
}
}
