/// <summary>
///
/// </summary>
/// <param name="graphics"></param>
/// <param name="rect"></param>
private void DrawBackground(Graphics graphics, Rectangle rect)
{
Image imageToDisplay = this.Image;
ControlRenderer.PaintBackGround(graphics, rect, BackColor, true);
//paint the image
if (imageToDisplay != null)
{
using (Region imageRegion = new Region(rect))
{
Region r = graphics.Clip;
graphics.Clip = imageRegion;
Rectangle imageRect = new Rectangle(rect.X, rect.Y, imageToDisplay.Size.Width, imageToDisplay.Height);
if (HasBorder)
{
imageRect.X++;
imageRect.Y++;
}
ControlRenderer.DrawImage(graphics, imageRect, imageToDisplay, 0, 0);
graphics.Clip = r;
}
}
}
/// <summary> Paints the control. </summary>
private void PaintNotFocusedControl()
{
Debug.Assert(!Focused);
using (Graphics gr = Graphics.FromHwnd(this.Handle))
{
//Simulate Transparency
if (IsTransparent || BackColor.A < 255)
{
if (Parent is ISupportsTransparentChildRendering)
{
((ISupportsTransparentChildRendering)Parent).TransparentChild = this;
}
System.Drawing.Drawing2D.GraphicsContainer g = gr.BeginContainer();
Rectangle translateRect = this.Bounds;
int borderWidth = (this.Width - this.ClientSize.Width) / 2;
gr.TranslateTransform(-(Left + borderWidth), -(Top + borderWidth));
PaintEventArgs pe = new PaintEventArgs(gr, translateRect);
this.InvokePaintBackground(Parent, pe);
this.InvokePaint(Parent, pe);
gr.ResetTransform();
gr.EndContainer(g);
pe.Dispose();
if (Parent is ISupportsTransparentChildRendering)
{
((ISupportsTransparentChildRendering)Parent).TransparentChild = null;
}
}
Rectangle rect = this.ClientRectangle;
//In case of Fixed Single border style, we get same client rectangle & bounds. So we need to reduce them to draw the 2D border.
if (BorderStyle == BorderStyle.FixedSingle)
{
rect.Inflate(-2, -2);
}
ControlRenderer.PaintBackGround(gr, rect, (IsTransparent ? Color.Transparent : this.BackColor), Enabled || IsTransparent);
PaintForeground(gr, rect, ForeColor);
}
}
