141 lines
3.8 KiB
Java
141 lines
3.8 KiB
Java
/* QPainterPath.java --
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Copyright (C) 2005 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.awt.peer.qt;
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import java.awt.Shape;
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import java.awt.geom.AffineTransform;
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import java.awt.geom.PathIterator;
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import java.awt.geom.GeneralPath;
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/**
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* A simple wrapper class for a QPainterPath,
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* createable from an AWT Shape
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*/
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public class QPainterPath extends NativeWrapper
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{
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QPainterPath()
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{
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}
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public QPainterPath( Shape s )
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{
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PathIterator pi = s.getPathIterator( new AffineTransform() );
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double[] coords = new double[6];
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init( pi.getWindingRule() );
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while( !pi.isDone() )
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{
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switch( pi.currentSegment(coords) )
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{
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case PathIterator.SEG_MOVETO:
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moveTo( coords[0], coords[1] );
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break;
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case PathIterator.SEG_CLOSE:
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close();
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break;
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case PathIterator.SEG_LINETO:
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lineTo( coords[0], coords[1] );
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break;
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case PathIterator.SEG_QUADTO:
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quadTo( coords[0], coords[1], coords[2], coords[3] );
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break;
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case PathIterator.SEG_CUBICTO:
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cubicTo( coords[0], coords[1],
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coords[2], coords[3],
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coords[4], coords[5] );
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break;
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}
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pi.next();
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}
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}
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/**
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* Constructor for rectangles.
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*/
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public QPainterPath( double x, double y, double w, double h )
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{
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init(PathIterator.WIND_EVEN_ODD);
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moveTo( x, y );
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lineTo( x + w, y );
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lineTo( x + w, y + h );
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lineTo( x , y + h );
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lineTo( x, y );
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close();
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}
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/**
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* Constructor for lines.
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*/
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public QPainterPath( double x1, double y1, double x2, double y2, boolean s )
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{
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init(PathIterator.WIND_EVEN_ODD);
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moveTo( x1, y1 );
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lineTo( x2, y2 );
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}
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/**
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* Returns the QPainterPath as a GeneralPath
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*/
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public native GeneralPath getPath();
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private native void init(int windingRule);
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private native void moveTo(double x, double y);
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private native void close();
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private native void lineTo(double x, double y);
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private native void quadTo(double x1, double y1, double x2, double y2);
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private native void cubicTo(double x1, double y1, double x2, double y2,
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double x3, double y3);
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public native void dispose();
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public void finalize()
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{
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dispose();
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}
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}
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