xwords/xwords4/android/XWords4/jni/jniutlswrapper.c
2012-02-15 18:07:19 -08:00

97 lines
3 KiB
C

/* -*-mode: C; compile-command: "cd ..; ../scripts/ndkbuild.sh -j3"; -*- */
/*
* Copyright 2001-2010 by Eric House (xwords@eehouse.org). All rights
* reserved.
*
* This program 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
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "strutils.h"
#include "jniutlswrapper.h"
#include "andutils.h"
struct JNIUtilCtxt {
JNIEnv** envp;
jobject jjniutil;
MPSLOT;
};
JNIUtilCtxt*
makeJNIUtil( MPFORMAL JNIEnv** envp, jobject jniutls )
{
JNIUtilCtxt* ctxt = (JNIUtilCtxt*)XP_CALLOC( mpool, sizeof( *ctxt ) );
JNIEnv* env = *envp;
ctxt->envp = envp;
ctxt->jjniutil = (*env)->NewGlobalRef( env, jniutls );
MPASSIGN( ctxt->mpool, mpool );
return ctxt;
}
void
destroyJNIUtil( JNIUtilCtxt** ctxtp )
{
JNIUtilCtxt* ctxt = *ctxtp;
if ( !!ctxt ) {
JNIEnv* env = *ctxt->envp;
(*env)->DeleteGlobalRef( env, ctxt->jjniutil );
XP_FREE( ctxt->mpool, ctxt );
*ctxtp = NULL;
}
}
/* These are called from anddict.c, not via vtable */
#ifndef DROP_BITMAPS
jobject
and_util_makeJBitmap( JNIUtilCtxt* jniutil, int nCols, int nRows,
const jboolean* colors )
{
jobject bitmap;
JNIEnv* env = *jniutil->envp;
jmethodID mid
= getMethodID( env, jniutil->jjniutil, "makeBitmap",
"(II[Z)Landroid/graphics/drawable/BitmapDrawable;" );
jbooleanArray jcolors = makeBooleanArray( env, nCols*nRows, colors );
bitmap = (*env)->CallObjectMethod( env, jniutil->jjniutil, mid,
nCols, nRows, jcolors );
(*env)->DeleteLocalRef( env, jcolors );
return bitmap;
}
#endif
jobject
and_util_splitFaces( JNIUtilCtxt* jniutil, const XP_U8* bytes, jsize len,
XP_Bool isUTF8 )
{
jobject strarray = NULL;
JNIEnv* env = *jniutil->envp;
jmethodID mid
= getMethodID( env, jniutil->jjniutil, "splitFaces",
"([BZ)[Ljava/lang/String;" );
jbyteArray jbytes = (*env)->NewByteArray( env, len );
jbyte* jp = (*env)->GetByteArrayElements( env, jbytes, NULL );
XP_MEMCPY( jp, bytes, len );
(*env)->ReleaseByteArrayElements( env, jbytes, jp, 0 );
strarray = (*env)->CallObjectMethod( env, jniutil->jjniutil, mid, jbytes,
isUTF8 );
(*env)->DeleteLocalRef( env, jbytes );
return strarray;
}