[glide] Totally awesome panel animation

[Robert Carr <racarr src gnome org>]

commit ebf6d9bb62c421841cf23944083d151b8ce73841
Author: Robert Carr <racarr Valentine localdomain>
Date:   Thu Apr 29 01:14:25 2010 -0400

    Totally awesome panel animation

 src/glide-animation-manager.c  |    1 +
 src/glide-vala-animations.vala |   84 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 85 insertions(+), 0 deletions(-)
---
diff --git a/src/glide-animation-manager.c b/src/glide-animation-manager.c
index c0ac2a9..a0c675b 100644
--- a/src/glide-animation-manager.c
+++ b/src/glide-animation-manager.c
@@ -304,6 +304,7 @@ glide_animation_manager_register_animations ()
   glide_animation_manager_register_animation ((GlideAnimationCallback)glide_animate_pivot, (GlideAnimationListOptionsCallback)glide_animate_pivot_list_options, "Pivot");
   glide_animation_manager_register_animation ((GlideAnimationCallback)glide_animate_slide, (GlideAnimationListOptionsCallback)glide_animate_slide_list_options, "Slide");
   glide_animation_manager_register_animation ((GlideAnimationCallback)glide_animate_zoom, (GlideAnimationListOptionsCallback)glide_animate_zoom_list_options, "Zoom");
+  glide_animation_manager_register_animation ((GlideAnimationCallback)glide_animate_panel, (GlideAnimationListOptionsCallback)glide_animate_panel_list_options, "Panel");
   glide_animation_manager_register_animation (glide_animations_animate_doorway, NULL, "Doorway");
 }
 
diff --git a/src/glide-vala-animations.vala b/src/glide-vala-animations.vala
index 625eeb1..185fa97 100644
--- a/src/glide-vala-animations.vala
+++ b/src/glide-vala-animations.vala
@@ -223,4 +223,88 @@ namespace Glide {
 		return timeline;
 		
 	}
+	
+	public static
+	GLib.List animate_panel_list_options ()
+	{
+		var ret = new GLib.List<string> ();
+		
+		ret.append("Up");
+		ret.append("Down");
+		ret.append("Left");
+		ret.append("Right");
+		
+		return ret;
+	}
+	
+	public static
+	Clutter.Timeline animate_panel (AnimationInfo info,
+									Clutter.Actor a,
+									Clutter.Actor b)
+	{
+		var timeline = new Clutter.Timeline (info.duration);
+		var animator = new Clutter.Animator ();
+		string property;
+		float pos;
+
+		
+		animator.timeline = timeline;
+		b.show_all ();
+		
+		switch (info.option)
+		{
+		case "Up":
+			pos = a.height;
+			property = "y";
+			break;
+		case "Down":
+			pos =-a.height;
+			property = "y";
+			break;
+		case "Left":
+			pos = a.width;
+			property = "x";
+			break;
+		case "Right":
+			pos = -a.width;
+			property = "x";
+			break;
+		default:
+			pos = a.width;
+			property = "x";
+			break;
+		}
+		
+		b.set_property (property, pos);
+		b.set_scale_full (0.8, 0.8, a.width/2, a.height/2);
+		a.set_property ("scale_center_x", a.width/2);
+		a.set_property ("scale_center_y", a.height/2);
+		animator.set (a, "scale_x", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.25, 0.8f, a,
+					  "scale_y", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.25, 0.8f);
+		animator.set (a, property, Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.25f, 0.0f);
+		animator.set (b, property, Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.25f, pos);
+		animator.set (a, property, Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, -pos);
+		animator.set (b, property, Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, 0.0f);
+		animator.set (b, "scale_x", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, 0.8f, b,
+					  "scale_y", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, 0.8f);
+		animator.set (a, "scale_x", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, 0.8f, a,
+					  "scale_y", Clutter.AnimationMode.EASE_IN_OUT_SINE, 0.75, 0.8f);
+		animator.set (b, "scale_x", Clutter.AnimationMode.EASE_IN_OUT_SINE, 1.0, 1.0f, b,
+					  "scale_y", Clutter.AnimationMode.EASE_IN_OUT_SINE, 1.0, 1.0f);
+		animator.set (a, "scale_x", Clutter.AnimationMode.EASE_IN_OUT_SINE, 1.0, 1.0f, a,
+					  "scale_y", Clutter.AnimationMode.EASE_IN_OUT_SINE, 1.0, 1.0f);
+
+		
+		timeline.completed.connect ((m) => {
+				a.hide_all();
+				a.x = a.y = 0;
+				// BUG: Otherwise vala leaks us.
+				animator.timeline = null;
+			});
+		timeline.start();
+		
+		return timeline;
+	}
+	
+	
 }
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