Move round rect helpers to Utils

1 files changed, 48 insertions, 0 deletions

diff --git a/src/contacts-utils.vala b/src/contacts-utils.vala
index faacbc1..e266042 100644
--- a/src/contacts-utils.vala
+++ b/src/contacts-utils.vala
@@ -76,4 +76,52 @@ public class Contacts.Utils : Object {
       }
     }
   }
+
+  public static void cairo_ellipsis (Cairo.Context cr,
+				     double xc, double yc,
+				     double xradius, double yradius,
+				     double angle1 ,double angle2) {
+    if (xradius <= 0.0 || yradius <= 0.0) {
+      cr.line_to (xc, yc);
+      return;
+    }
+
+    cr.save ();
+    cr.translate (xc, yc);
+    cr.scale (xradius, yradius);
+    cr.arc (0, 0, 1.0, angle1, angle2);
+    cr.restore ();
+  }
+
+  public static void cairo_rounded_box (Cairo.Context cr,
+					int x, int y,
+					int width, int height,
+					int radius) {
+    cr.new_sub_path ();
+
+    cairo_ellipsis (cr,
+		    x + radius,
+		    y + radius,
+		    radius,
+		    radius,
+		    Math.PI, 3 * Math.PI / 2);
+    cairo_ellipsis (cr,
+		    x + width - radius,
+		    y + radius,
+		    radius,
+		    radius,
+		    - Math.PI / 2, 0);
+    cairo_ellipsis (cr,
+		    x + width - radius,
+		    y + height - radius,
+		    radius,
+		    radius,
+		    0, Math.PI / 2);
+    cairo_ellipsis (cr,
+		    x + radius,
+		    y + height - radius,
+		    radius,
+		    radius,
+		    Math.PI / 2, Math.PI);
+  }
 }