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Java > Open Source Codes > org > nightlabs > editor2d > viewer > ICanvas


1 /* *****************************************************************************
2  * NightLabs Editor2D - Graphical editor framework *
3  * Copyright (C) 2004-2005 NightLabs - http://NightLabs.org *
4  * *
5  * This library is free software; you can redistribute it and/or *
6  * modify it under the terms of the GNU Lesser General Public *
7  * License as published by the Free Software Foundation; either *
8  * version 2.1 of the License, or (at your option) any later version. *
9  * *
10  * This library is distributed in the hope that it will be useful, *
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
13  * Lesser General Public License for more details. *
14  * *
15  * You should have received a copy of the GNU Lesser General Public *
16  * License along with this library; if not, write to the *
17  * Free Software Foundation, Inc., *
18  * 51 Franklin St, Fifth Floor, *
19  * Boston, MA 02110-1301 USA *
20  * *
21  * Or get it online : *
22  * http://www.gnu.org/copyleft/lesser.html *
23  * *
24  * *
25  ******************************************************************************/
26
27 package org.nightlabs.editor2d.viewer;
28
29 public interface ICanvas
30 {
31     /**
32      * scales the Canvas
33      * @param scale the scaleFactor
34      */
35     void setScale(double scale);
36     
37     /**
38      *
39      * @return the scaleFactor of the Canvas
40      */
41     double getScale();
42     
43     /**
44      * translates the Canvas in X-Direction
45      * @param translateX the value of the translation
46      */
47     void translateX(float translateX);
48 // float getTranslateX();
49
50     /**
51      * translates the Canvas in Y-Direction
52      * @param translateY the value of the translation
53      */
54     void translateY(float translateY);
55 // float getTranslateY();
56
57     /**
58      *
59      * repaints the Canvas
60      */
61     void repaint();
62     
63     /**
64      * sets the Background Color of the Canvas as RGB which consists of three values
65      *
66      * @param red the Red-Value of the Color (0-255)
67      * @param green the Green-Value of the Color (0-255)
68      * @param blue the Blue-Value of the Color (0-255)
69      */
70     void setBackground(int red, int green, int blue);
71 }
72
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