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using Gtk;
using Cairo;
using System;
using System.Drawing;
namespace GdiTest
{
public class BitBltDrawingArea : TestDrawingArea
{
public BitBltDrawingArea ()
{
}
protected override bool OnExposeEvent (Gdk.EventExpose args)
{
using (Context cg = Gdk.CairoHelper.Create (args.Window))
{
cg.Antialias = Antialias.None;
cg.LineWidth = 4;
cg.Color = new Cairo.Color(1,0,0);
cg.MoveTo (10, 10);
cg.LineTo (110, 10);
cg.Stroke ();
cg.Color = new Cairo.Color(0,1,0);
cg.MoveTo (10, 10);
cg.LineTo (10, 110);
cg.Stroke ();
cg.Color = new Cairo.Color(0,0,1);
cg.MoveTo (10, 10);
cg.LineTo (110, 110);
cg.Stroke ();
Win32GDI GDI_Win32 = Win32GDI.getInstance();
if (GDI_Win32.isAvailable())
{
System.Drawing.Graphics wg = Gtk.DotNet.Graphics.FromDrawable(this.GdkWindow, true);
IntPtr dc = wg.GetHdc();
GDI_Win32.BitBlt(dc, 70, 0, 60, 60, dc, 0, 0, GDI.SRCCOPY);
}
FreeRDPGDI GDI_FreeRDP = FreeRDPGDI.getInstance();
if (GDI_FreeRDP.isAvailable())
{
GDI_FreeRDP.GetDC((IntPtr) null);
}
}
return true;
}
public override String dump()
{
String text = "";
Win32GDI GDI_Win32 = Win32GDI.getInstance();
if (GDI_Win32.isAvailable())
{
System.Drawing.Graphics wg = Gtk.DotNet.Graphics.FromDrawable(this.GdkWindow, true);
IntPtr hdc = wg.GetHdc();
for (int y = 0; y < 16; y++)
{
for (int x = 0; x < 16; x++)
{
System.Drawing.Color color = GDI_Win32.GetPixelColor(x, y);
text += String.Format("0x{0:X}, ", color.ToArgb());
}
text += "\n";
}
}
return text;
}
}
}
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