// Restore image from off-screen pixmap
long ShutterBug::onCmdSnap(FXObject*,FXSelector,void*){
FXColor *pixels=NULL;
// Try grab pixels
if(snapRectangle(pixels,rectangle)){
// Construct file dialog
FXFileDialog savedialog(this,tr("Save Image"));
savedialog.setSelectMode(SELECTFILE_ANY);
savedialog.setPatternList(patterns);
savedialog.setCurrentPattern(fileformat);
savedialog.setFilename(FXPath::absolute(filename));
// Run file dialog
if(savedialog.execute()){
filename=savedialog.getFilename();
fileformat=savedialog.getCurrentPattern();
if(FXStat::exists(filename) && FXMessageBox::question(this,MBOX_YES_NO,tr("Overwrite File"),tr("Overwrite existing image file: %s?"),filename.text())!=MBOX_CLICKED_YES) goto x;
if(!saveImage(filename,pixels,rectangle.w,rectangle.h)){
FXMessageBox::error(this,MBOX_OK,tr("Error Saving Image"),tr("Unable to save image to file: %s."),filename.text());
}
}
// Free pixels
x: freeElms(pixels);
}
return 1;
}
// Snapshot to clipboard
long ShutterBug::onCmdSnapClipboard(FXObject*,FXSelector,void*){
freeElms(clipbuffer);
clipwidth=0;
clipheight=0;
if(acquireClipboard(dndTypes,ARRAYNUMBER(dndTypes))){
if(snapRectangle(clipbuffer,rectangle)){
clipwidth=rectangle.w;
clipheight=rectangle.h;
}
}
return 1;
}
/*!
Create the list of rects and flag if their sides are snappable from top or bottom or left or right,
depending on other rects overlapping with the rect.
*/
void HsSnapToLines::createSnappableRectangles(const QList<QRectF> &inactiveRects)
{
mInactiveSnapRects.clear();
int i;
for (i = 0; i<inactiveRects.count(); ++i) {
QRectF rect = inactiveRects[i];
HsSnapRectangle snapRectangle(rect);
int j;
for (j = 0; j<inactiveRects.count(); ++j) {
QRectF rectToCompare = inactiveRects[j];
if (rect != rectToCompare) {
//Check if the rectangles being compared intersect each other
if (rectToCompare.intersects(rect)) {
//As the widgets intersect, check which corner is contained,
//The corner that is contained is not snappable, when the moving widget is in the same position
if (rectToCompare.contains(rect.topLeft())) {
snapRectangle.isLeftSnapableForAbove = false;
snapRectangle.isTopSnapableForLeft = false;
}
if (rectToCompare.contains(rect.topRight())) {
snapRectangle.isRightSnapableForAbove = false;
snapRectangle.isTopSnapableForRight = false;
}
if (rectToCompare.contains(rect.bottomRight())) {
snapRectangle.isRightSnapableForBelow = false;
snapRectangle.isBottomSnapableForRight = false;
}
if (rectToCompare.contains(rect.bottomLeft())) {
snapRectangle.isLeftSnapableForBelow = false;
snapRectangle.isBottomSnapableForLeft = false;
}
}
}
}
if (snapRectangle.isLeftSnapableForAbove || snapRectangle.isLeftSnapableForBelow ||
snapRectangle.isRightSnapableForAbove || snapRectangle.isRightSnapableForBelow ||
snapRectangle.isTopSnapableForLeft || snapRectangle.isTopSnapableForRight ||
snapRectangle.isBottomSnapableForLeft || snapRectangle.isBottomSnapableForRight) {
mInactiveSnapRects.append(snapRectangle);
}
}
}
