extern "C" void gxpport_render_immutableimage
(gxpport_image_native_handle immutableImagePtr,
gxpport_mutableimage_native_handle dstMutableImagePtr,
const jshort *clip,
jint x_dest, jint y_dest) {
_Platform_ImmutableImage* immutableImage =
(_Platform_ImmutableImage*)immutableImagePtr;
QPixmap *qpixmapDst =
gxpportqt_get_mutableimage_pixmap(dstMutableImagePtr);
if (NULL == immutableImage || 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 (immutableImage->qimage->hasAlphaBuffer()) {
gc->drawImage(x_dest, y_dest, *immutableImage->qimage);
return;
}
gc->drawPixmap(x_dest, y_dest,
*(gxpportqt_get_immutableimage_pixmap(immutableImagePtr)));
}
extern "C" void
gxpport_destroy_mutable(gxpport_mutableimage_native_handle imagePtr) {
/* we know :
non-null QPixmap object has been allocated */
QPixmap* qpixmap = (QPixmap *)(imagePtr);
/* make sure there is a valid qpixmap */
if (qpixmap == NULL) {
return;
}
MScreen * mscreen = qteapp_get_mscreen();
if (mscreen->isCurrentPaintDevice(qpixmap)) {
// remove pixmap as the current painting device
short clip[] = {0, 0, 0, 0};
mscreen->setupGC(-1, -1, clip, NULL, 0);
}
/* Update the resource count */
if (midpDecResourceCount(RSC_TYPE_IMAGE_MUT, ImgRscSize(qpixmap)) == 0) {
REPORT_INFO(LC_LOWUI,"Error in updating resource limit for"
" Mutable image");
}
/* RELEASE QT RESOURCES HELD */
delete qpixmap;
}
/**
* Draw the first n characters in charArray, with the anchor point of the
* entire (sub)string located at x, y.
*/
extern "C" void
gxpport_draw_chars(
jint pixel, const jshort *clip,
gxpport_mutableimage_native_handle dst,
int dotted,
int face, int style, int size,
int x, int y, int anchor,
const jchar *charArray, int n) {
QPixmap* qpixmap = gxpportqt_get_mutableimage_pixmap(dst);
QString s(make_string(charArray, n));
REPORT_INFO4(LC_LOWUI, "gxpport_draw_chars(%d, %d, %x, [chars...], %d)",
x, y, anchor, n);
find_font(face, style, size);
switch (anchor & (LEFT | RIGHT | HCENTER)) {
case LEFT:
break;
case RIGHT:
x -= qfontInfo->width(s);
break;
case HCENTER:
x -= (qfontInfo->width(s) >> 1);
break;
}
switch (anchor & (TOP | BOTTOM | BASELINE)) {
case BOTTOM:
/* 1 pixel has to be added to account for baseline in Qt */
y -= qfontInfo->descent()+1;
case BASELINE:
break;
case TOP:
default:
y += qfontInfo->ascent();
break;
}
MScreen * mscreen = qteapp_get_mscreen();
QPainter *gc = mscreen->setupGC(pixel, -1, clip, (QPaintDevice*)qpixmap,
dotted);
gc->setFont(find_font(face, style, size));
gc->drawText(x, y, s, n);
}
extern "C" void
gxpport_render_mutableimage(gxpport_mutableimage_native_handle srcImagePtr,
gxpport_mutableimage_native_handle dstImagePtr,
const jshort *clip,
jint x_dest, jint y_dest) {
QPixmap *qpixmapDst = (QPixmap *)(dstImagePtr);
MScreen * mscreen = qteapp_get_mscreen();
QPainter *gc = mscreen->setupGC(-1, -1, clip,
(QPaintDevice *)qpixmapDst,
0);
QPixmap *qpixmapSrc = (QPixmap *)(srcImagePtr);
gc->drawPixmap(x_dest, y_dest, *qpixmapSrc);
}
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_render_mutableregion(gxpport_mutableimage_native_handle srcImagePtr,
gxpport_mutableimage_native_handle dstImagePtr,
const jshort *clip,
jint x_dest, jint y_dest,
jint width, jint height,
jint x_src, jint y_src,
jint transform) {
QPixmap *qpixmapDst = (QPixmap *)(dstImagePtr);
MScreen * mscreen = qteapp_get_mscreen();
QPainter *gc = mscreen->setupGC(-1, -1, clip,
(QPaintDevice *)qpixmapDst,
0);
QPixmap *qpixmapSrc = (QPixmap *)(srcImagePtr);
if (NULL == qpixmapSrc || qpixmapSrc->isNull()) {
/* not a valid pixmap. */
return;
}
if (0 == transform) {
gc->drawPixmap(x_dest, y_dest,
*qpixmapSrc,
x_src, y_src,
width, height);
return;
}
QPixmap *qpixmap = new QPixmap();
get_transformed_pixmap(qpixmapSrc, qpixmap,
x_src, y_src, width, height,
transform, FALSE);
gc->drawPixmap(x_dest, y_dest, *qpixmap);
delete qpixmap;
}