| /* qmatrix.cpp -- |
| Copyright (C) 2005 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. */ |
| |
| #include <assert.h> |
| #include <QMatrix> |
| #include <gnu_java_awt_peer_qt_QMatrix.h> |
| #include "nativewrapper.h" |
| |
| /* |
| * Creates a QMatrix |
| */ |
| JNIEXPORT void JNICALL Java_gnu_java_awt_peer_qt_QMatrix_init |
| (JNIEnv *env, jobject obj, jdouble m00, jdouble m10, jdouble m01, jdouble m11, |
| jdouble m02, jdouble m12 ) |
| { |
| QMatrix *matrix = new QMatrix( (qreal) m00, (qreal) m10, |
| (qreal) m01, (qreal) m11, |
| (qreal) m02, (qreal) m12 ); |
| assert( matrix ); |
| setNativeObject(env, obj, matrix); |
| } |
| |
| /* |
| * Returns the matrix a java array of doubles, |
| * in m00, m10, m01, m11, m02, m12 (java notation) format. |
| * Note that qt has different notations for the array elements. |
| */ |
| JNIEXPORT jdoubleArray JNICALL Java_gnu_java_awt_peer_qt_QMatrix_getMatrix |
| (JNIEnv *env, jobject obj) |
| { |
| QMatrix *matrix = (QMatrix *)getNativeObject(env, obj); |
| assert( matrix ); |
| |
| jdoubleArray result_array; |
| jdouble *dst; |
| |
| result_array = env->NewDoubleArray( 6 ); |
| dst = env->GetDoubleArrayElements(result_array, NULL); |
| |
| dst[0] = (jdouble)matrix->m11(); // qt m11 = java m00 |
| dst[1] = (jdouble)matrix->m12(); // qt m12 = java m10 |
| dst[2] = (jdouble)matrix->m21(); // qt m21 = java m01 |
| dst[3] = (jdouble)matrix->m22(); // qt m22 = java m11 |
| dst[4] = (jdouble)matrix->dx(); // qt dx = java m02 |
| dst[5] = (jdouble)matrix->dy(); // qt dy = java m12 |
| |
| env->ReleaseDoubleArrayElements (result_array, dst, 0); |
| return result_array; |
| } |
| |
| /* |
| * Dispose of the thing. |
| */ |
| JNIEXPORT void JNICALL Java_gnu_java_awt_peer_qt_QMatrix_dispose |
| (JNIEnv *env, jobject obj) |
| { |
| QMatrix *matrix = (QMatrix *)getNativeObject(env, obj); |
| if( matrix ) |
| delete matrix; |
| setNativeObject(env, obj, NULL); |
| } |
| |