1 files changed, 65 insertions, 0 deletions
diff --git a/libs/canvas/test/gtk_viewport.cc b/libs/canvas/test/gtk_viewport.cc
new file mode 100644
index 0000000000..90bf819d86
--- /dev/null
+++ b/libs/canvas/test/gtk_viewport.cc
@@ -0,0 +1,65 @@
+#include <iostream>
+#include <gtkmm.h>
+#include "canvas/canvas.h"
+#include "canvas/rectangle.h"
+
+using namespace std;
+using namespace ArdourCanvas;
+
+Gtk::Adjustment* hadj;
+Gtk::Adjustment* vadj;
+
+void
+left_clicked ()
+{
+	hadj->set_value (hadj->get_value() - 64);
+}
+
+void
+right_clicked ()
+{
+	hadj->set_value (hadj->get_value() + 64);
+}
+
+int main (int argc, char* argv[])
+{
+	Gtk::Main kit (argc, argv);
+
+	Gtk::Window window;
+	window.set_title ("Hello world");
+	GtkCanvas canvas;
+
+	Rectangle a (canvas.root(), Rect (64, 64, 128, 128));
+	a.set_outline_color (0xff0000aa);
+	Rectangle b (canvas.root(), Rect (64, 64, 128, 128));
+	b.set_position (Duple (256, 256));
+	b.set_outline_width (4);
+	b.set_outline_color (0x00ff00ff);
+
+	Gtk::HBox button_box;
+	
+	Gtk::Button left ("Left");
+	left.signal_clicked().connect (sigc::ptr_fun (&left_clicked));
+	button_box.pack_start (left);
+
+	Gtk::Button right ("Right");
+	right.signal_clicked().connect (sigc::ptr_fun (&right_clicked));
+	button_box.pack_start (right);
+
+	hadj = new Gtk::Adjustment (0, 0, 1e3);
+	vadj = new Gtk::Adjustment (0, 0, 1e3);
+	
+	Gtk::Viewport viewport (*hadj, *vadj);
+	viewport.add (canvas);
+
+	Gtk::VBox overall_box;
+	overall_box.pack_start (viewport);
+	overall_box.pack_start (button_box, false, false);
+	
+	window.add (overall_box);
+	canvas.show ();
+	window.show_all ();
+	
+	Gtk::Main::run (window);
+	return 0;
+}