1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/*
* java-gnome, a UI library for writing GTK and GNOME programs from Java!
*
* Copyright © 2008-2010 Operational Dynamics Consulting, Pty Ltd
*
* The code in this file, and the program it is a part of, is made available
* to you by its authors as open source software: you can redistribute it
* and/or modify it under the terms of the GNU General Public License version
* 2 ("GPL") as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GPL for more details.
*
* You should have received a copy of the GPL along with this program. If not,
* see http://www.gnu.org/licenses/. The authors of this program may be
* contacted through http://java-gnome.sourceforge.net/.
*/
package org.freedesktop.cairo;
import org.gnome.gtk.Gtk;
/**
* @author Andrew Cowie
*/
public class SnapshotContextArc extends SnapshotCairoAxis
{
public SnapshotContextArc() {
super(Context.class, "arc");
}
protected void draw(Context cr) {
final double x, y;
super.drawAxis(cr);
// arc positive
cr.setSource(0, 0, 1);
cr.setLineWidth(2.0);
cr.moveTo(50 + 30, 50);
cr.arc(50, 50, 30, 0, Math.PI / 3);
x = cr.getCurrentPointX();
y = cr.getCurrentPointY();
cr.stroke();
cr.moveTo(x, y + 0.2);
cr.lineRelative(2, -6);
cr.lineRelative(4.5, 5.5);
cr.fill();
}
public static void main(String[] args) {
Gtk.init(args);
runExample(new SnapshotContextArc());
Gtk.main();
}
}
|
