1 files changed, 22 insertions, 2 deletions

diff --git a/mainwin.cc b/mainwin.cc
index 564a5a1..4a79de4 100644
--- a/mainwin.cc
+++ b/mainwin.cc
@@ -172,9 +172,12 @@ MainWindow::MainWindow(const char *filename)
 		menu->addAction("Front", this, SLOT(viewAngleFront()));
 		menu->addAction("Back", this, SLOT(viewAngleBack()));
 		menu->addAction("Diagonal", this, SLOT(viewAngleDiagonal()));
+
 		menu->addSeparator();
-		menu->addAction("Perspective");
-		menu->addAction("Orthogonal");
+		actViewPerspective = menu->addAction("Perspective", this, SLOT(viewPerspective()));
+		actViewPerspective->setCheckable(true);
+		actViewOrthogonal = menu->addAction("Orthogonal", this, SLOT(viewOrthogonal()));
+		actViewOrthogonal->setCheckable(true);
 	}
 
 	console->setReadOnly(true);
@@ -205,6 +208,7 @@ MainWindow::MainWindow(const char *filename)
 #else
 	viewModeThrownTogether();
 #endif
+	viewPerspective();
 
 	setCentralWidget(s1);
 	current_win = NULL;
@@ -1173,3 +1177,19 @@ void MainWindow::viewAngleDiagonal()
 	screen->updateGL();
 }
 
+void MainWindow::viewPerspective()
+{
+	actViewPerspective->setChecked(true);
+	actViewOrthogonal->setChecked(false);
+	screen->orthomode = false;
+	screen->updateGL();
+}
+
+void MainWindow::viewOrthogonal()
+{
+	actViewPerspective->setChecked(false);
+	actViewOrthogonal->setChecked(true);
+	screen->orthomode = true;
+	screen->updateGL();
+}
+