/*
* Class: mapnik_Image
* Method: getHeight
* Signature: ()I
*/
JNIEXPORT jint JNICALL Java_mapnik_Image_getHeight
(JNIEnv *env, jobject imobj)
{
PREAMBLE;
mapnik::image_32* im=LOAD_IMAGE_POINTER(imobj);
return im->height();
TRAILER(0);
}
/*
* Class: mapnik_Image
* Method: saveToFile
* Signature: (Ljava/lang/String;Ljava/lang/String;)V
*/
JNIEXPORT void JNICALL Java_mapnik_Image_saveToFile
(JNIEnv *env, jobject imobj, jstring filenamej, jstring typej)
{
PREAMBLE;
mapnik::image_32* im=LOAD_IMAGE_POINTER(imobj);
refjavastring filename(env, filenamej);
refjavastring type(env, typej);
mapnik::save_to_file(*im, filename.stringz, type.stringz);
TRAILER_VOID;
}
/*
* Class: mapnik_Image
* Method: saveToMemory
* Signature: (Ljava/lang/String;)[B
*/
JNIEXPORT jbyteArray JNICALL Java_mapnik_Image_saveToMemory
(JNIEnv *env, jobject imobj, jstring typej)
{
PREAMBLE;
mapnik::image_32* im=LOAD_IMAGE_POINTER(imobj);
refjavastring type(env, typej);
std::string datastring=mapnik::save_to_string(*im, type.stringz);
jbyteArray ret=env->NewByteArray(datastring.size());
env->SetByteArrayRegion(ret, 0, datastring.size(), (const jbyte*)datastring.data());
return ret;
TRAILER(0);
}
/*
* Class: mapnik_Image
* Method: alloc
* Signature: (Lmapnik/Image;)J
*/
JNIEXPORT jlong JNICALL Java_mapnik_Image_alloc__Lmapnik_Image_2
(JNIEnv *env, jclass c, jobject iobjother)
{
PREAMBLE;
if (!iobjother) {
throw_runtime_exception(env, "Image cannot be null in call to constructor");
return 0;
}
mapnik::image_32* other=LOAD_IMAGE_POINTER(iobjother);
mapnik::image_32* im=new mapnik::image_32(*other);
return FROM_POINTER(im);
TRAILER(0);
}
/*
* Class: mapnik_Renderer
* Method: renderAgg
* Signature: (Lmapnik/MapDefinition;Lmapnik/Image;DII)V
*/
JNIEXPORT void JNICALL Java_mapnik_Renderer_renderAgg
(JNIEnv *env, jclass c, jobject mapobj, jobject imobj, jdouble scale_factor, jint offset_x, jint offset_y)
{
PREAMBLE;
if (!mapobj || !imobj || offset_x<0 || offset_y<0) {
throw_runtime_exception(env, "Illegal arguments in call");
return;
}
mapnik::Map* map=LOAD_MAP_POINTER(mapobj);
mapnik::image_32* im=LOAD_IMAGE_POINTER(imobj);
mapnik::agg_renderer<mapnik::image_32> ren(*map, *im, scale_factor, offset_x, offset_y);
ren.apply();
TRAILER_VOID;
}
