int main( int argc, char **argv ) { QApplication a( argc, argv ); // input for tst_QPainter::drawLine_rop_bitmap() { QBitmap dst = createDestBitmap(); dst.save( "../../drawLine_rop_bitmap/dst.xbm", "XBM" ); } // input for tst_QPainter::drawPixmap_rop_bitmap() { QBitmap dst = createDestBitmap(); QBitmap src1 = createSrcBitmap( 4, 2 ); QBitmap src2 = createSrcBitmap( 4, 0 ); dst.save( "../../drawPixmap_rop_bitmap/dst.xbm", "XBM" ); src1.save( "../../drawPixmap_rop_bitmap/src1.xbm", "XBM" ); src1.mask()->save( "../../drawPixmap_rop_bitmap/src1-mask.xbm", "XBM" ); src2.save( "../../drawPixmap_rop_bitmap/src2.xbm", "XBM" ); } // input for tst_QPainter::drawPixmap_rop() { QPixmap dst1 = createDestPixmap(); QPixmap dst2 = createDestPixmap(); dst2.resize( 32, 32 ); QBitmap src1 = createSrcBitmap( 32, 0 ); QBitmap src_tmp = createSrcBitmap( 32, 0 ).xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) ); src_tmp.resize( 32, 48 ); QBitmap src2 = src_tmp.xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) ); QBitmap mask( 32, 48, TRUE ); { QPainter painter; painter.begin( &mask ); painter.setPen( QPen( Qt::color1, 1 ) ); painter.setBrush( Qt::color1 ); painter.drawRect( 0, 16, 32, 32 ); painter.end(); } src2.setMask( mask ); QBitmap src3 = createSrcBitmap( 32, 0 ).xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) ); dst1.save( "../../drawPixmap_rop/dst1.png", "PNG" ); dst2.save( "../../drawPixmap_rop/dst2.png", "PNG" ); src1.save( "../../drawPixmap_rop/src1.xbm", "XBM" ); src2.save( "../../drawPixmap_rop/src2.xbm", "XBM" ); src2.mask()->save( "../../drawPixmap_rop/src2-mask.xbm", "XBM" ); src3.save( "../../drawPixmap_rop/src3.xbm", "XBM" ); } }
//-------------------------------------------------------------------------- // return a thumbnail that respects the orientation flag // only if it seems sane //-------------------------------------------------------------------------- QImage ExifData::getThumbnail() { if (!isThumbnailSane()) return NULL; if (!Orientation || Orientation == 1) return Thumbnail; // now fix orientation QWMatrix M; QWMatrix flip= QWMatrix(-1,0,0,1,0,0); switch (Orientation) { // notice intentional fallthroughs case 2: M = flip; break; case 4: M = flip; case 3: M.rotate(180); break; case 5: M = flip; case 6: M.rotate(90); break; case 7: M = flip; case 8: M.rotate(270); break; default: break; // should never happen } return Thumbnail.xForm(M); }
void ImageView::LoadImage(const char* filename){ fname = filename; if(image.load(filename)){ //DSB image = image.xForm(QWMatrix().scale(scaleFactor,scaleFactor)); //cout << "image <" << filename << "> loaded." << endl;; resize(image.width(), image.height()); repaint(TRUE); } else{ cerr << "Could not load image: <" << filename << ">" << endl; } repaint(); }