| /* GLGraphics.java -- Graphics2D impl on top of GLX |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package gnu.java.awt.peer.x; |
| |
| import java.awt.Color; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.image.ColorModel; |
| |
| import gnu.java.awt.java2d.AbstractGraphics2D; |
| import gnu.x11.extension.glx.GL; |
| |
| /** |
| * An implementation of Graphics2D on top of the GLX extension of X. |
| * |
| * @author Roman Kennke (kennke@aicas.com) |
| */ |
| public class GLGraphics extends AbstractGraphics2D |
| { |
| |
| /** |
| * The rendering context. |
| */ |
| private GL gl; |
| |
| /** |
| * Creates a new GLGraphics that paints on the specified GL context. |
| * |
| * @param g the GL context to paint to |
| */ |
| GLGraphics(GL g) |
| { |
| gl = g; |
| } |
| |
| public void setBackground(Color b) |
| { |
| super.setBackground(b); |
| gl.clear_color(b.getRed() / 255.F, b.getGreen() / 255.F, |
| b.getBlue() / 255.F, b.getAlpha() / 255.F); |
| } |
| |
| public void clearRect(int x, int y, int w, int h) |
| { |
| // TODO: Maybe use fillRect(). |
| gl.clear(GL.COLOR_BUFFER_BIT); |
| } |
| |
| public void drawLine(int x1, int y1, int x2, int y2) |
| { |
| gl.begin(GL.LINES); |
| gl.vertex2i(x1, y1); |
| gl.vertex2i(x2, y2); |
| gl.end(); |
| // TODO: Maybe do: |
| // gl.flush(); |
| } |
| |
| public void drawRect(int x, int y, int w, int h) |
| { |
| gl.polygon_mode(GL.FRONT_AND_BACK, GL.LINE); |
| gl.begin(GL.POLYGON); |
| gl.recti(x, y, x + w, y + h); |
| gl.end(); |
| // TODO: Maybe do: |
| // gl.flush(); |
| } |
| |
| public void fillRect(int x, int y, int w, int h) |
| { |
| gl.polygon_mode(GL.FRONT_AND_BACK, GL.FILL); |
| gl.recti(x, y, x + w, y + h); |
| // TODO: Maybe do: |
| // gl.flush(); |
| } |
| |
| protected ColorModel getColorModel() |
| { |
| // FIXME: Implement this. |
| throw new UnsupportedOperationException("Not yet implemented"); |
| } |
| |
| public GraphicsConfiguration getDeviceConfiguration() |
| { |
| // FIXME: Implement this. |
| throw new UnsupportedOperationException("Not yet implemented"); |
| } |
| |
| } |