1 files changed, 86 insertions, 0 deletions
diff --git a/libs/canvas/test/render.cc b/libs/canvas/test/render.cc
new file mode 100644
index 0000000000..96bd7eb166
--- /dev/null
+++ b/libs/canvas/test/render.cc
@@ -0,0 +1,86 @@
+#include <pangomm/init.h>
+#include "canvas/canvas.h"
+#include "canvas/line.h"
+#include "canvas/rectangle.h"
+#include "canvas/polygon.h"
+#include "canvas/arrow.h"
+#include "canvas/text.h"
+#include "render.h"
+
+using namespace std;
+using namespace ArdourCanvas;
+
+CPPUNIT_TEST_SUITE_REGISTRATION (RenderTest);
+
+void
+RenderTest::check (string const & name)
+{
+	stringstream s;
+	s << "diff -q " << name << ".png " << "../../libs/canvas/test/" << name << ".png";
+	int r = system (s.str().c_str());
+	CPPUNIT_ASSERT (WEXITSTATUS (r) == 0);
+}
+
+void
+RenderTest::basics ()
+{
+	ImageCanvas canvas (Duple (256, 256));
+
+	/* line */
+	Group line_group (canvas.root ());
+	line_group.set_position (Duple (0, 0));
+	Line line (&line_group);
+	line.set (Duple (0, 0), Duple (32, 32));
+	line.set_outline_width (2);
+
+	/* rectangle */
+	Group rectangle_group (canvas.root ());
+	rectangle_group.set_position (Duple (64, 0));
+	Rectangle rectangle (&rectangle_group);
+	rectangle.set (Rect (0, 0, 32, 32));
+	rectangle.set_outline_width (2);
+	rectangle.set_outline_color (0x00ff00ff);
+	rectangle.set_fill_color (0x0000ffff);
+
+	/* poly line */
+	Group poly_line_group (canvas.root ());
+	poly_line_group.set_position (Duple (0, 64));
+	PolyLine poly_line (&poly_line_group);
+	Points points;
+	points.push_back (Duple (0, 0));
+	points.push_back (Duple (16, 48));
+	points.push_back (Duple (32, 32));
+	poly_line.set (points);
+	poly_line.set_outline_color (0xff0000ff);
+	poly_line.set_outline_width (2);
+
+	/* polygon */
+	Group polygon_group (canvas.root ());
+	polygon_group.set_position (Duple (64, 64));
+	Polygon polygon (&polygon_group);
+	polygon.set (points);
+	polygon.set_outline_color (0xff00ffff);
+	polygon.set_fill_color (0xcc00ffff);
+	polygon.set_outline_width (2);
+
+	/* arrow */
+	Group arrow_group (canvas.root ());
+	arrow_group.set_position (Duple (128, 0));
+	Arrow arrow (&arrow_group);
+	arrow.set_outline_width (2);
+	arrow.set_x (32);
+	arrow.set_y0 (0);
+	arrow.set_y1 (64);
+
+	/* text */
+	Pango::init ();
+	Group text_group (canvas.root ());
+	text_group.set_position (Duple (128, 64));
+	Text text (&text_group);
+	text.set ("Hello world!");
+	
+	canvas.render_to_image (Rect (0, 0, 256, 256));
+	canvas.write_to_png ("render_basics.png");
+
+	check ("render_basics");
+}