KNIEXPORT KNI_RETURNTYPE_BOOLEAN
KNIDECL(KNITest_isInstanceOf) {
jboolean result;
KNI_StartHandles(2);
KNI_DeclareHandle(srcObj);
KNI_DeclareHandle(srcClass);
KNI_GetParameterAsObject(1, srcObj);
KNI_GetParameterAsObject(2, srcClass);
result = KNI_IsInstanceOf(srcObj, srcClass);
KNI_EndHandles();
KNI_ReturnBoolean(result);
}
void JSR239_getWindowContents(JSR239_Pixmap *dst,
jobject srcGraphicsHandle,
jint srcWidth, jint srcHeight,
jint deltaHeight) {
QPixmap* pixmap;
void* src;
KNI_StartHandles(1);
KNI_DeclareHandle(GraphicsClassHandle);
#ifdef DEBUG
printf("JSR239_getWindowContents >>\n");
#endif
KNI_FindClass("javax/microedition/lcdui/Graphics", GraphicsClassHandle);
if (!KNI_IsInstanceOf(graphicsHandle, GraphicsClassHandle)) {
#ifdef DEBUG
printf("JSR239_getWindowContents only implemented for graphicsHandle "
"instanceof Graphics!\n");
#endif
} else {
pixmap = getGraphicsBuffer(graphicsHandle);
#ifdef DEBUG
printf("JSR239_getWindowContents: pixmap=%p\n", pixmap);
printf(" pixmap Bpp = %d\n", pixmap->depth()/8);
printf(" pixmap width = %d\n", pixmap->width());
printf(" pixmap height = %d\n", pixmap->height());
printf(" dst Bpp = %d\n", dst->pixelBytes);
printf(" dst width = %d\n", dst->width);
printf(" dst height = %d\n", dst->height);
#endif
src = (void*)pixmap->scanLine(0);
/* IMPL_NOTE: get clip sizes into account. */
copyFromScreenBuffer(dst,
src, srcWidth, srcHeight,
deltaHeight);
}
#ifdef DEBUG
printf("JSR239_getWindowContents <<\n");
#endif
KNI_EndHandles();
}
/* Copy engine buffer back to MIDP */
void
JSR239_putWindowContents(jobject graphicsHandle,
jint delta_height,
JSR239_Pixmap *src, jint flipY) {
void* s;
void* d;
KNI_StartHandles(1);
KNI_DeclareHandle(GraphicsClassHandle);
#ifdef DEBUG
printf("JSR239_putWindowContents >>\n");
#endif
KNI_FindClass("javax/microedition/lcdui/Graphics", GraphicsClassHandle);
if (!KNI_IsInstanceOf(graphicsHandle, GraphicsClassHandle)) {
#ifdef DEBUG
printf("JSR239_putWindowContents only implemented for graphicsHandle "
"instanceof Graphics!\n");
#endif
} else {
gxj_screen_buffer sbuf;
gxj_screen_buffer* gimg;
// Obtain the dimensions of the destination.
jint dest_width = lcdlf_get_screen_width();
jint dest_height = lcdlf_get_screen_height();
jint min_height = 0;
gimg = GXJ_GET_GRAPHICS_SCREEN_BUFFER(graphicsHandle, &sbuf);
if (gimg != NULL) {
dest_width = gimg->width;
dest_height= gimg->height;
}
#ifdef DEBUG
printf("JSR239_putWindowContents:\n");
printf(" src Bpp = %d\n", src->pixelBytes);
printf(" src width = %d\n", src->width);
printf(" src height = %d\n", src->height);
printf(" min height = %d\n", min_height);
#endif
/* IMPL_NOTE: get clip sizes into account. */
copyToScreenBuffer(src, delta_height, flipY);
/* src->screen_buffer is an output of copyToScreenBuffer function. */
s = (void*)src->screen_buffer;
d = (void*)getGraphicsBuffer(graphicsHandle);
min_height = (dest_height > src->height) ? src->height : dest_height;
if ((src->width != dest_width) ||
(sizeof(gxj_pixel_type) != 2)) {
#ifdef DEBUG
printf("JSR239: offscreen buffer data is incorrect.\n");
#endif
} else {
/* Source data must be in 16bit 565 format. */
JSR239_memcpy(d, s,
dest_width * min_height * sizeof(gxj_pixel_type));
}
}
#ifdef DEBUG
printf("JSR239_putWindowContents <<\n");
#endif
KNI_EndHandles();
}
void
JSR239_putWindowContents(jobject graphicsHandle,
jint delta_height,
JSR239_Pixmap *src,
jint clipX, jint clipY, jint clipWidth, jint clipHeight,
jint flipY) {
void* s;
void* d;
QPixmap* pixmap;
KNI_StartHandles(1);
KNI_DeclareHandle(GraphicsClassHandle);
#ifdef DEBUG
printf("JSR239_putWindowContents >>\n");
#endif
KNI_FindClass("javax/microedition/lcdui/Graphics", GraphicsClassHandle);
if (!KNI_IsInstanceOf(graphicsHandle, GraphicsClassHandle)) {
#ifdef DEBUG
printf("JSR239_putWindowContents only implemented for graphicsHandle "
"instanceof Graphics!\n");
#endif
} else {
const jint bytes_for_depth = 2;
const jint bits_per_byte = 8;
jint min_height;
pixmap = getGraphicsBuffer(graphicsHandle);
min_height = (pixmap->height() > src->height) ? src->height :
pixmap->height();
#ifdef DEBUG
printf("JSR239_putWindowContent: pixmap=%p\n", pixmap);
printf(" pixmap Bpp = %d\n", pixmap->depth()/bits_per_byte);
printf(" pixmap width = %d\n", pixmap->width());
printf(" pixmap height = %d\n", pixmap->height());
printf(" src Bpp = %d\n", src->pixelBytes);
printf(" src width = %d\n", src->width);
printf(" src height = %d\n", src->height);
printf(" min height = %d\n", min_height);
#endif
/* IMPL_NOTE: get clip sizes into account. */
copyToScreenBuffer(src, delta_height,
clipX, clipY,
clipWidth, clipHeight,
clipWidth, clipHeight,
flipY);
/* src->screen_buffer is an output of copyToScreenBuffer function. */
s = (void*)src->screen_buffer;
d = (void*)pixmap->scanLine(0);
if ((pixmap->width() != src->width) ||
(pixmap->depth() != bits_per_byte * bytes_for_depth)) {
#ifdef DEBUG
printf("JSR239: offscreen buffer data is incorrect.\n");
#endif
} else {
/* Source data must be in 16bit 565 format. */
JSR239_memcpy(
d, s, pixmap->width() * min_height * bytes_for_depth);
}
}
#ifdef DEBUG
printf("JSR239_putWindowContents <<\n");
#endif
KNI_EndHandles();
}
/**
* Copies the contents of fromMsg to the contents of toMsg. Both must be
* instances of LinkMessage. The toLink object must be an instance of Link.
* It's filled in if the contents of fromMsg are a Link. Returns KNI_TRUE if
* successful, otherwise KNI_FALSE.
*/
static jboolean
copy(jobject fromMsg, jobject toMsg, jobject toLink) {
jboolean retval;
KNI_StartHandles(6);
KNI_DeclareHandle(byteArrayClass);
KNI_DeclareHandle(stringClass);
KNI_DeclareHandle(linkClass);
KNI_DeclareHandle(fromContents);
KNI_DeclareHandle(newString);
KNI_DeclareHandle(newByteArray);
KNI_FindClass("[B", byteArrayClass);
KNI_FindClass("java/lang/String", stringClass);
KNI_FindClass("com/sun/midp/links/Link", linkClass);
getContents(fromMsg, fromContents);
if (KNI_IsInstanceOf(fromContents, byteArrayClass)) {
/* do a byte array copy */
jint fromOffset;
jint fromLength;
getRange(fromMsg, &fromOffset, &fromLength);
SNI_NewArray(SNI_BYTE_ARRAY, fromLength, newByteArray);
if (KNI_IsNullHandle(newByteArray)) {
retval = KNI_FALSE;
} else {
KNI_GetRawArrayRegion(fromContents, fromOffset, fromLength,
SNI_GetRawArrayPointer(newByteArray));
setContents(toMsg, newByteArray);
setRange(toMsg, 0, fromLength);
retval = KNI_TRUE;
}
} else if (KNI_IsInstanceOf(fromContents, stringClass)) {
/* do a string copy */
jchar *buf;
jsize slen = KNI_GetStringLength(fromContents);
SNI_NewArray(SNI_BYTE_ARRAY, slen*sizeof(jchar), newByteArray);
if (KNI_IsNullHandle(newByteArray)) {
retval = KNI_FALSE;
} else {
buf = SNI_GetRawArrayPointer(newByteArray);
KNI_GetStringRegion(fromContents, 0, slen, buf);
KNI_NewString(buf, slen, newString);
setContents(toMsg, newString);
retval = KNI_TRUE;
}
} else if (KNI_IsInstanceOf(fromContents, linkClass)) {
/* copy the link */
rendezvous *rp = getNativePointer(fromContents);
setNativePointer(toLink, rp);
rp_incref(rp);
setContents(toMsg, toLink);
retval = KNI_TRUE;
} else {
retval = KNI_FALSE;
}
KNI_EndHandles();
return retval;
}
/* Copy engine buffer back to MIDP */
void
JSR239_putWindowContents(jobject graphicsHandle,
jint delta_height,
JSR239_Pixmap *src,
jint clipX, jint clipY,
jint clipWidth, jint clipHeight,
jint flipY) {
void* s;
void* d;
KNI_StartHandles(1);
KNI_DeclareHandle(GraphicsClassHandle);
#ifdef DEBUG
printf("JSR239_putWindowContents >>\n");
#endif
KNI_FindClass("javax/microedition/lcdui/Graphics", GraphicsClassHandle);
if (!KNI_IsInstanceOf(graphicsHandle, GraphicsClassHandle)) {
#ifdef DEBUG
printf("JSR239_putWindowContents only implemented for graphicsHandle "
"instanceof Graphics!\n");
#endif
} else {
gxj_screen_buffer sbuf;
gxj_screen_buffer* gimg;
// Obtain the dimensions of the destination.
// Revisit: multiple displays support. Obtain Id of display render surfane is
// bound to. Consider recalculations when display got changed.
int displayId = lcdlf_get_current_hardwareId();
jint dest_width = lcdlf_get_screen_width(displayId);
jint dest_height = lcdlf_get_screen_height(displayId);
jint min_height = 0;
gxj_pixel_type* srcPtr;
gxj_pixel_type* dstPtr;
gimg = GXJ_GET_GRAPHICS_SCREEN_BUFFER(graphicsHandle, &sbuf);
if (gimg != NULL) {
dest_width = gimg->width;
dest_height= gimg->height;
}
/* src->screen_buffer is an output of copyToScreenBuffer function. */
s = (void*)src->screen_buffer;
d = (void*)getGraphicsBuffer(graphicsHandle);
min_height = (dest_height > src->height) ? src->height : dest_height;
#ifdef DEBUG
printf("JSR239_putWindowContents:\n");
printf(" src = %d\n", src->pixels);
printf(" src Bpp = %d\n", src->pixelBytes);
printf(" src width = %d\n", src->width);
printf(" src height = %d\n", src->height);
printf(" min height = %d\n", min_height);
printf(" dst = %d\n", d);
printf(" dst width = %d\n", clipWidth);
printf(" dst height = %d\n", clipHeight);
#endif
srcPtr = (gxj_pixel_type *)s;
dstPtr = (gxj_pixel_type *)d;
if ((dest_width * min_height <= src->width * src->height) &&
(sizeof(gxj_pixel_type) == 2)) {
/* Source data must be in 16bit 565 format. */
JSR239_memcpy(s, d,
dest_width * min_height * sizeof(gxj_pixel_type));
/* IMPL_NOTE: get clip sizes into account. */
copyToScreenBuffer(src, delta_height,
clipX, clipY, clipWidth, clipHeight,
dest_width, dest_height,
flipY);
/* Source data must be in 16bit 565 format. */
JSR239_memcpy(d, s,
dest_width * min_height * sizeof(gxj_pixel_type));
} else {
#ifdef DEBUG
printf("JSR239: offscreen buffer data is incorrect.\n");
#endif
}
}
#ifdef DEBUG
printf("JSR239_putWindowContents <<\n");
#endif
KNI_EndHandles();
}
