void on_idle()
{
if(m_run.status())
{
if(m_cur_angle < 360.0)
{
m_cur_angle += m_step.value();
copy_img_to_img(1, 0);
#ifdef AGG_ACCURATE_TIME
start_timer();
#endif
transform_image(m_step.value());
#ifdef AGG_ACCURATE_TIME
m_time2 += elapsed_time();
#endif
m_num_steps++;
}
else
{
m_cur_angle = 0.0;
#ifndef AGG_ACCURATE_TIME
m_time2 = clock();
#endif
wait_mode(true);
m_run.status(false);
}
force_redraw();
}
else
{
wait_mode(true);
}
}
void on_ctrl_change()
{
if(m_single_step.status())
{
m_cur_angle += m_step.value();
copy_img_to_img(1, 0);
transform_image(m_step.value());
m_num_steps++;
force_redraw();
m_single_step.status(false);
}
if(m_run.status())
{
#ifdef AGG_ACCURATE_TIME
start_timer();
m_time1 = m_time2 = elapsed_time();
#else
m_time1 = m_time2 = clock();
#endif
m_num_pix = 0.0;
wait_mode(false);
}
if(m_refresh.status() || m_filters.cur_item() != m_cur_filter)
{
#ifdef AGG_ACCURATE_TIME
start_timer();
m_time1 = m_time2 = 0;
#else
m_time1 = m_time2 = clock();
#endif
m_num_pix = 0.0;
m_cur_angle = 0.0;
copy_img_to_img(1, 2);
transform_image(0.0);
m_refresh.status(false);
m_cur_filter = m_filters.cur_item();
m_num_steps = 0;
force_redraw();
}
}
extern "C" void gxpport_render_immutableregion
(gxpport_image_native_handle immutableImagePtr,
gxpport_mutableimage_native_handle dstMutableImagePtr,
const jshort *clip,
jint x_dest, jint y_dest,
jint width, jint height,
jint x_src, jint y_src,
jint transform) {
_Platform_ImmutableImage* immutableImage =
(_Platform_ImmutableImage*)immutableImagePtr;
QPixmap *qpixmapDst =
gxpportqt_get_mutableimage_pixmap(dstMutableImagePtr);
if (NULL == immutableImagePtr || immutableImage->qimage->isNull()) {
/* not a valid image should not happen, log this */
return;
}
MScreen * mscreen = qteapp_get_mscreen();
QPainter *gc = mscreen->setupGC(-1, -1, clip,
(QPaintDevice *)qpixmapDst,
0);
if (0 == transform) {
gc->drawImage(x_dest, y_dest,
*immutableImage->qimage,
x_src, y_src,
width, height,
0);
return;
}
QImage image = immutableImage->qimage->copy(x_src, y_src,
width, height);
transform_image(&image, transform);
if (!image.isNull()) {
gc->drawImage(x_dest, y_dest, image);
}
}
extern "C" void gxpport_createimmutable_from_mutableregion
(gxpport_mutableimage_native_handle srcMutableImagePtr,
int src_x, int src_y,
int src_width, int src_height,
int transform,
gxpport_image_native_handle* newImmutableImagePtr,
gxutl_native_image_error_codes* creationErrorPtr) {
QPixmap *srcqpixmap =
gxpportqt_get_mutableimage_pixmap(srcMutableImagePtr);
int rscSize = ImgRegionRscSize(srcqpixmap, src_width, src_height);
/* Check resource limit */
if (midpCheckResourceLimit(RSC_TYPE_IMAGE_IMMUT, rscSize) == 0) {
/* Exceed Resource limit */
*creationErrorPtr = GXUTL_NATIVE_IMAGE_RESOURCE_LIMIT;
return;
}
QImage srcQImage = srcqpixmap->convertToImage();
if (srcQImage.isNull()) {
*creationErrorPtr = GXUTL_NATIVE_IMAGE_OUT_OF_MEMORY_ERROR;
return;
}
_Platform_ImmutableImage* immutableImage =
(_Platform_ImmutableImage*)midpMalloc(sizeof(_Platform_ImmutableImage));
if (immutableImage == NULL) {
*creationErrorPtr = GXUTL_NATIVE_IMAGE_OUT_OF_MEMORY_ERROR;
return;
}
immutableImage->qimage = new QImage(srcQImage.copy(src_x,
src_y,
src_width,
src_height));
if (NULL == immutableImage->qimage) {
midpFree(immutableImage);
*creationErrorPtr = GXUTL_NATIVE_IMAGE_OUT_OF_MEMORY_ERROR;
return;
}
if (immutableImage->qimage->isNull()) {
delete immutableImage->qimage;
midpFree(immutableImage);
*creationErrorPtr = GXUTL_NATIVE_IMAGE_OUT_OF_MEMORY_ERROR;
return;
}
if (transform != 0) {
transform_image(immutableImage->qimage, transform);
}
/* Copy succeeds */
if (midpIncResourceCount(RSC_TYPE_IMAGE_IMMUT, rscSize) == 0) {
REPORT_ERROR(LC_LOWUI, "Error in updating resource limit"
" for Immutable image");
}
immutableImage->marker = 3;
immutableImage->qpixmap = NULL;
*newImmutableImagePtr = immutableImage;
*creationErrorPtr = GXUTL_NATIVE_IMAGE_NO_ERROR;
}
/* main()
*
* Main function for the program reads in an image from the command line or from
* stdin, as well as any specifications the user provided for a storage method
* and/or desired rotation. Calls helper functions to perform the proper
* rotation on the image and prints the final image to stdout in the ppm format.
*/
int main(int argc, char *argv[])
{
int i;
int rotation = 0;
FILE *srcfile;
Pnm_ppm original_image;
Pnm_ppm transformed_image;
/* default to UArray2 methods */
A2Methods_T methods = uarray2_methods_plain;
assert(methods);
/* default to best map */
A2Methods_mapfun *map = methods->map_default;
assert(map);
#define SET_METHODS(METHODS, MAP, WHAT) do { \
methods = (METHODS); \
assert(methods != NULL); \
map = methods->MAP; \
if (map == NULL) { \
fprintf(stderr, "%s does not support " \
WHAT "mapping\n", \
argv[0]); \
exit(1); \
} \
} while (0)
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "-row-major")) {
SET_METHODS(uarray2_methods_plain, map_row_major,
"row-major");
} else if (!strcmp(argv[i], "-col-major")) {
SET_METHODS(uarray2_methods_plain, map_col_major,
"column-major");
} else if (!strcmp(argv[i], "-block-major")) {
SET_METHODS(uarray2_methods_blocked, map_block_major,
"block-major");
} else if (!strcmp(argv[i], "-rotate")) {
if (!(i + 1 < argc)) { /* no rotate value */
usage(argv[0]);
}
char *endptr;
rotation = strtol(argv[++i], &endptr, 10);
if (!(rotation == 0 || rotation == 90
|| rotation == 180 || rotation == 270)) {
fprintf(stderr, "Rotation must be "
"0, 90 180 or 270\n");
usage(argv[0]);
exit(EXIT_FAILURE);
}
if (!(*endptr == '\0')) { /* Not a number */
usage(argv[0]);
exit(EXIT_FAILURE);
}
} else if (*argv[i] == '-') {
fprintf(stderr, "%s: unknown option '%s'\n", argv[0],
argv[i]);
exit(EXIT_FAILURE);
} else if (argc - i > 1) {
fprintf(stderr, "Too many arguments\n");
usage(argv[0]);
} else {
break;
}
}
if (i < argc) {
srcfile = fopen (argv[i], "rb");
assert(srcfile != NULL);
}
else {
srcfile = stdin;
assert(srcfile != NULL);
}
original_image = Pnm_ppmread (srcfile, methods);
if (rotation == 0) {
Pnm_ppmwrite(stdout, original_image);
Pnm_ppmfree(&original_image);
}
else{
transformed_image = transform_image (rotation, original_image,
map, methods);
Pnm_ppmwrite(stdout, transformed_image);
Pnm_ppmfree(&original_image);
Pnm_ppmfree(&transformed_image);
}
fclose(srcfile);
exit (EXIT_SUCCESS);
}