[ease] Started working on "Open Door" transition.

[Nate Stedman <natesm src gnome org>]

commit c39b207b7b98d9ece807b9396cf5165aea39b1bb
Author: Nate Stedman <natesm gmail com>
Date:   Thu May 20 03:03:47 2010 -0400

    Started working on "Open Door" transition.

 src/libease/SlideActor.vala  |   11 +++++++++++
 src/libease/Transitions.vala |    1 +
 2 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/src/libease/SlideActor.vala b/src/libease/SlideActor.vala
index 2a7c40b..60e0361 100644
--- a/src/libease/SlideActor.vala
+++ b/src/libease/SlideActor.vala
@@ -59,6 +59,7 @@ public class Ease.SlideActor : Clutter.Group
 		
 	public const float FLIP_DEPTH = -400;
 	public const float ZOOM_OUT_SCALE = 0.75f;
+	private const float OPEN_DEPTH = -2000;
 	
 	public SlideActor.from_slide(Document document, Slide s, bool clip,
 	                              ActorContext ctx)
@@ -270,6 +271,16 @@ public class Ease.SlideActor : Clutter.Group
 					                       xpos, ypos, 0);
 				});
 				break;
+				
+			case "Open Door":
+				// zoom the new slide in
+				new_slide.depth = OPEN_DEPTH;
+				new_slide.animate(Clutter.AnimationMode.EASE_OUT_SINE,
+				                  length, "depth", 0);
+				
+				animate(Clutter.AnimationMode.LINEAR, length / 2, "opacity", 0);
+				
+				break;
 			
 			case "Flip":
 				new_slide.opacity = 0;				
diff --git a/src/libease/Transitions.vala b/src/libease/Transitions.vala
index 481b87b..7e0dfa5 100644
--- a/src/libease/Transitions.vala
+++ b/src/libease/Transitions.vala
@@ -43,6 +43,7 @@ public static class Ease.Transitions : GLib.Object
 		add_transition("Flip", { "Top to Bottom", "Bottom to Top", "Left to Right", "Right to Left" }, 4);
 		add_transition("Revolving Door", { "Top", "Bottom", "Left", "Right" }, 4);
 		add_transition("Fall", {}, 0);
+		add_transition("Open Door", {}, 0);
 		add_transition("Zoom", { "Center", "Top Left", "Top Right", "Bottom Left", "Bottom Right" }, 5);
 		add_transition("Panel", { "Up", "Down", "Left", "Right" }, 4);
 		add_transition("Spin Contents", { "Left", "Right" }, 2);