Add ability to save view to file

src/meshlab/glarea.cpp

@@ -1985,7 +1985,7 @@ void GLArea::initializeShot(Shotm &shot)
     shot.Extrinsics.SetIdentity();
 }
 
-bool GLArea::viewFromFile()
+bool GLArea::readViewFromFile()
 {
     QString filename = QFileDialog::getOpenFileName(this, tr("Load Project"), "./", tr("Xml Files (*.xml)"));
 
@@ -2014,6 +2014,52 @@ bool GLArea::viewFromFile()
     return true;
 }
 
+bool GLArea::saveViewToFile()
+{
+    QFileDialog* saveDiag = new QFileDialog(this,tr("Save View To File"), "./", tr("View file (*.xml)"));
+
+#if defined(Q_OS_WIN)
+    saveDiag->setOption(QFileDialog::DontUseNativeDialog);
+#endif
+    saveDiag->setAcceptMode(QFileDialog::AcceptSave);
+    saveDiag->exec();
+    QStringList files = saveDiag->selectedFiles();
+    if (files.size() != 1)
+        return;
+    QString fileName = files[0];
+    QFileInfo fi(fileName);
+    if (fi.isDir())
+        return;
+    if (fi.suffix().isEmpty())
+    {
+        QRegExp reg("\\.\\w+");
+        saveDiag->selectedNameFilter().indexOf(reg);
+        QString ext = reg.cap();
+        fileName.append(ext);
+        fi.setFile(fileName);
+    }
+    QDir::setCurrent(fi.absoluteDir().absolutePath());
+
+    bool ret = false;
+	qDebug("Saving a file %s\n", qUtf8Printable(fileName));
+    if (fileName.isEmpty()) return;
+    else
+    {
+        QFile qFile(fileName);
+        if (qFile.open(QIODevice::WriteOnly)) {
+          QTextStream out(&qFile); out << this->viewToText();
+          qFile.close();
+          ret = true;
+        }
+    }
+
+    if(!ret)
+      QMessageBox::critical(this, tr("Meshlab Saving Error"), QString("Unable to save view file %1\n").arg(fileName));
+    
+    
+    return true;
+}
+
 void GLArea::loadShotFromTextAlignFile(const QDomDocument &doc)
 {
     QDomElement root = doc.documentElement();

src/meshlab/glarea.h

@@ -523,16 +523,17 @@ private:
 public:
     QPair<Shotm, float > shotFromTrackball();
     void viewFromCurrentShot(QString kind);
-    bool viewFromFile();
+    bool saveViewToFile();
+    bool readViewFromFile();
     void createOrthoView(QString);
-	void toggleOrtho();
-	void trackballStep(QString);
+    void toggleOrtho();
+    void trackballStep(QString);
     void viewToClipboard();
     QString viewToText();
     void viewFromClipboard();
     void loadShot(const QPair<Shotm, float> &) ;
-	void loadShotFromTextAlignFile(const QDomDocument &doc);
-	void loadViewFromViewStateFile(const QDomDocument &doc);
+    void loadShotFromTextAlignFile(const QDomDocument &doc);
+    void loadViewFromViewStateFile(const QDomDocument &doc);
 
 private:
 

src/meshlab/mainwindow.h

@@ -217,9 +217,10 @@ private slots:
     void setUnsplit();
     void linkViewers();
     void viewFrom(QAction *qa);
-	void toggleOrtho();
-	void trackballStep(QAction *qa);
+    void toggleOrtho();
+    void trackballStep(QAction *qa);
     void readViewFromFile();
+    void saveViewToFile();
     void viewFromCurrentMeshShot();
     void viewFromCurrentRasterShot();
     void copyViewToClipBoard();
@@ -507,6 +508,7 @@ private:
     QAction *viewFromMeshAct;
     QAction *viewFromRasterAct;
     QAction *viewFromFileAct;
+    QAction *viewToFileAct;
 
 	QAction *toggleOrthoAct;
 

src/meshlab/mainwindow_Init.cpp

@@ -392,10 +392,12 @@ connectRenderModeActionList(rendlist);*/
 	viewFromMeshAct = new QAction(tr("View from Mesh Camera"), this);
 	viewFromRasterAct = new QAction(tr("View from Raster Camera"), this);
 	viewFromRasterAct->setShortcut(Qt::CTRL + Qt::Key_J);
-	viewFromFileAct = new QAction(tr("View from file"), this);
-	connect(viewFromFileAct, SIGNAL(triggered()), this, SLOT(readViewFromFile()));
+	viewFromFileAct = new QAction(tr("Read view from file"), this);
+	viewToFileAct = new QAction(tr("Save view to file"), this);
 	connect(viewFromMeshAct, SIGNAL(triggered()), this, SLOT(viewFromCurrentMeshShot()));
 	connect(viewFromRasterAct, SIGNAL(triggered()), this, SLOT(viewFromCurrentRasterShot()));
+	connect(viewFromFileAct, SIGNAL(triggered()), this, SLOT(readViewFromFile()));
+	connect(viewToFileAct, SIGNAL(triggered()), this, SLOT(saveViewToFile()));
 
 	copyShotToClipboardAct = new QAction(tr("Copy shot"), this);
 	connect(copyShotToClipboardAct, SIGNAL(triggered()), this, SLOT(copyViewToClipBoard()));

src/meshlab/mainwindow_RunTime.cpp

@@ -212,6 +212,7 @@ void MainWindow::updateWindowMenu()
 
         // View From File act
         windowsMenu->addAction(viewFromFileAct);
+        windowsMenu->addAction(viewToFileAct);
         windowsMenu->addAction(viewFromMeshAct);
         windowsMenu->addAction(viewFromRasterAct);
 
@@ -733,10 +734,15 @@ void MainWindow::trackballStep(QAction *qa)
 
 void MainWindow::readViewFromFile()
 {
-    if(GLA()) GLA()->viewFromFile();
+    if(GLA()) GLA()->readViewFromFile();
     updateMenus();
 }
 
+void MainWindow::saveViewToFile()
+{
+    if(GLA()) GLA()->saveViewToFile();
+}
+
 void MainWindow::viewFromCurrentMeshShot()
 {
     if(GLA()) GLA()->viewFromCurrentShot("Mesh");