Changeset 109 in tspsg-svn for trunk/src/mainwindow.cpp

Timestamp:

Apr 27, 2010, 9:12:55 AM (15 years ago)

Author:

laleppa

Message:

+ Added the ability to select in what format to save the graph when saving solution as HTML.

• Moved all installation and deployment rules to a separate install.pri file.

File:

• trunk/src/mainwindow.cpp (modified) (6 diffs)

trunk/src/mainwindow.cpp

@@ -226 +226 @@
                 }
 QFileInfo fi(selectedFile);
+QString format = settings->value("Output/GraphImageFormat", DEF_GRAPH_IMAGE_FORMAT).toString();
+#if !defined(NOSVG) && (QT_VERSION >= 0x040500)
+        if (!QImageWriter::supportedImageFormats().contains(format.toAscii()) && (format != "svg")) {
+#else // NOSVG && QT_VERSION >= 0x040500
+        if (!QImageWriter::supportedImageFormats().contains(format.toAscii())) {
+#endif // NOSVG && QT_VERSION >= 0x040500
+                format = DEF_GRAPH_IMAGE_FORMAT;
+                settings->remove("Output/GraphImageFormat");
+        }
 QString html = solutionText->document()->toHtml("UTF-8"),
-                img = fi.completeBaseName() + ".svg";
-                html.replace(QRegExp("<img\\s+src=\"tspsg://graph.pic\""), QString("<img src=\"%1\" width=\"%2\" height=\"%3\" alt=\"%4\"").arg(img).arg(graph.width() + 1).arg(graph.height() + 1).arg(tr("Solution Graph")));
+                img =  fi.completeBaseName() + "." + format;
+                html.replace(QRegExp("<img\\s+src=\"tspsg://graph.pic\""), QString("<img src=\"%1\" width=\"%2\" height=\"%3\" alt=\"%4\"").arg(img).arg(graph.width() + 2).arg(graph.height() + 2).arg(tr("Solution Graph")));
+
                 // Saving solution text as HTML
 QTextStream ts(&file);
@@ -234 +244 @@
                 ts << html;
                 file.close();
-                // Saving solution graph as SVG
+
+                // Saving solution graph as SVG or PNG (depending on settings and SVG support)
+#if !defined(NOSVG) && (QT_VERSION >= 0x040500)
+                if (format == "svg") {
 QSvgGenerator svg;
-                svg.setFileName(fi.path() + "/" + img);
-                svg.setTitle(tr("Solution Graph"));
+                        svg.setSize(QSize(graph.width(), graph.height()));
+                        svg.setResolution(graph.logicalDpiX());
+                        svg.setFileName(fi.path() + "/" + img);
+                        svg.setTitle(tr("Solution Graph"));
+                        svg.setDescription(tr("Generated with %1").arg(QApplication::applicationName()));
 QPainter p;
-                p.begin(&svg);
-                graph.play(&p);
-                p.end();
+                        p.begin(&svg);
+                        p.drawPicture(1, 1, graph);
+                        p.end();
+                } else {
+#endif // NOSVG && QT_VERSION >= 0x040500
+QImage i(graph.width() + 2, graph.height() + 2, QImage::Format_ARGB32);
+                        i.fill(0x00FFFFFF);
+QPainter p;
+                        p.begin(&i);
+                        p.drawPicture(1, 1, graph);
+                        p.end();
+QImageWriter pic(fi.path() + "/" + img);
+                        if (pic.supportsOption(QImageIOHandler::Description)) {
+                                pic.setText("Title", "Solution Graph");
+                                pic.setText("Software", QApplication::applicationName());
+                        }
+                        if (format == "png")
+                                pic.setQuality(5);
+                        else if (format == "jpeg")
+                                pic.setQuality(80);
+                        if (!pic.write(i)) {
+                                QApplication::restoreOverrideCursor();
+                                QMessageBox::critical(this, tr("Solution Save"), tr("Unable to save the solution graph.\nError: %1").arg(pic.errorString()));
+                                return;
+                        }
+#if !defined(NOSVG) && (QT_VERSION >= 0x040500)
+                }
+#endif // NOSVG && QT_VERSION >= 0x040500
 
 // Qt < 4.5 has no QTextDocumentWriter class
@@ -351 +392 @@
         title += QString("<b>TSPSG<br>TSP Solver and Generator</b><br>");
 #else
-        title += QString("<b>TSPSG: TSP Solver and Generator</b><br>");
+        title += QString("<b>%1</b><br>").arg(QApplication::applicationName());
 #endif // HANDHELD
         title += QString("%1: <b>%2</b><br>").arg(tr("Version"), QApplication::applicationVersion());
@@ -536 +577 @@
                 pic.begin(&graph);
                 pic.setRenderHint(QPainter::Antialiasing);
+                pic.setFont(settings->value("Output/Font", QFont(DEF_FONT_FAMILY, 9)).value<QFont>());
+                pic.setBrush(QBrush(QColor(Qt::white)));
+                pic.setBackgroundMode(Qt::OpaqueMode);
         }
 
@@ -805 +849 @@
                         pic.setFont(font);
                 }
-                pic.setBackgroundMode(Qt::OpaqueMode);
                 if (step->price != INFINITY) {
                         pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, isInteger(step->price) ?  QString("\n%1").arg(step->price) : QString("\n%1").arg(step->price, 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()));
@@ -811 +854 @@
                         pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, "\n"INFSTR);
                 }
-                pic.setBackgroundMode(Qt::TransparentMode);
         } else {
                 pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, tr("Root"));