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