105 lines
2.7 KiB
C#
105 lines
2.7 KiB
C#
//
|
|
//
|
|
// Mono.Cairo drawing samples using GTK# as drawing surface
|
|
// Autor: Jordi Mas <jordi@ximian.com>. Based on work from Owen Taylor
|
|
// Hisham Mardam Bey <hisham@hisham.cc>
|
|
//
|
|
|
|
//
|
|
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining
|
|
// a copy of this software and associated documentation files (the
|
|
// "Software"), to deal in the Software without restriction, including
|
|
// without limitation the rights to use, copy, modify, merge, publish,
|
|
// distribute, sublicense, and/or sell copies of the Software, and to
|
|
// permit persons to whom the Software is furnished to do so, subject to
|
|
// the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be
|
|
// included in all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
//
|
|
|
|
using System;
|
|
using System.Reflection;
|
|
using System.Runtime.InteropServices;
|
|
using Cairo;
|
|
using Gtk;
|
|
|
|
public class GtkCairo
|
|
{
|
|
static DrawingArea a;
|
|
|
|
static void Main ()
|
|
{
|
|
Application.Init ();
|
|
Gtk.Window w = new Gtk.Window ("Mono.Cairo Circles demo");
|
|
|
|
a = new CairoGraphic ();
|
|
|
|
Box box = new HBox (true, 0);
|
|
box.Add (a);
|
|
w.Add (box);
|
|
w.Resize (500,500);
|
|
w.ShowAll ();
|
|
|
|
Application.Run ();
|
|
}
|
|
|
|
|
|
}
|
|
|
|
public class CairoGraphic : DrawingArea
|
|
{
|
|
static void draw (Cairo.Context gr, int width, int height)
|
|
{
|
|
double x=0.1, y=0.5;
|
|
double x1=0.4, y1=0.9, x2=0.6, y2=0.1, x3=0.9, y3=0.5;
|
|
|
|
|
|
gr.Scale (width, height);
|
|
gr.LineWidth = 0.04;
|
|
|
|
gr.MoveTo ( new PointD (x, y) );
|
|
|
|
gr.CurveTo ( new PointD (x1, y1),
|
|
new PointD (x2, y2),
|
|
new PointD (x3, y3)
|
|
);
|
|
|
|
gr.Stroke ();
|
|
|
|
gr.Color = new Color (1, 0.2, 0.2, 0.6);
|
|
gr.LineWidth = 0.03;
|
|
gr.MoveTo ( new PointD (x, y) );
|
|
gr.LineTo ( new PointD (x1, y1) );
|
|
gr.MoveTo ( new PointD (x2, y2) );
|
|
gr.LineTo ( new PointD (x3, y3) );
|
|
gr.Stroke ();
|
|
}
|
|
|
|
protected override bool OnExposeEvent (Gdk.EventExpose args)
|
|
{
|
|
Gdk.Window win = args.Window;
|
|
//Gdk.Rectangle area = args.Area;
|
|
|
|
Cairo.Context g = Gdk.Context.CreateDrawable (win);
|
|
|
|
int x, y, w, h, d;
|
|
win.GetGeometry(out x, out y, out w, out h, out d);
|
|
|
|
draw (g, w, h);
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|