From: Carlos Garnacho <carlosg@gnome.org>
Date: Fri, 4 Jan 2008 20:27:41 +0000 (+0000)
Subject: Implement "fade" effect.
X-Git-Tag: EVINCE_2_21_90~61
X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=b5004c92286718b22e8a199be06e6150de7a750d;p=evince.git

Implement "fade" effect.

2008-01-04  Carlos Garnacho  <carlosg@gnome.org>

        * shell/ev-transition-animation.c (ev_transition_animation_fade)
        (ev_transition_animation_paint): Implement "fade" effect.

svn path=/trunk/; revision=2809
---

diff --git a/ChangeLog b/ChangeLog
index f176ed18..f0939039 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-01-04  Carlos Garnacho  <carlosg@gnome.org>
+
+	* shell/ev-transition-animation.c (ev_transition_animation_fade)
+	(ev_transition_animation_paint): Implement "fade" effect.
+
 2008-01-04  Carlos Garnacho  <carlosg@gnome.org>
 
 	* shell/ev-transition-animation.c (ev_transition_animation_uncover)
diff --git a/shell/ev-transition-animation.c b/shell/ev-transition-animation.c
index 676552c9..5bea280c 100644
--- a/shell/ev-transition-animation.c
+++ b/shell/ev-transition-animation.c
@@ -529,6 +529,21 @@ ev_transition_animation_uncover (cairo_t               *cr,
 	}
 }
 
+static void
+ev_transition_animation_fade (cairo_t               *cr,
+			      EvTransitionAnimation *animation,
+			      EvTransitionEffect    *effect,
+			      gdouble                progress,
+			      GdkRectangle           page_area)
+{
+	EvTransitionAnimationPriv *priv;
+
+	priv = EV_TRANSITION_ANIMATION_GET_PRIVATE (animation);
+
+	paint_surface (cr, priv->origin_surface, 0, 0, 0, page_area);
+	paint_surface (cr, priv->dest_surface, 0, 0, progress, page_area);
+}
+
 void
 ev_transition_animation_paint (EvTransitionAnimation *animation,
 			       cairo_t               *cr,
@@ -579,6 +594,9 @@ ev_transition_animation_paint (EvTransitionAnimation *animation,
 	case EV_TRANSITION_EFFECT_UNCOVER:
 		ev_transition_animation_uncover (cr, animation, priv->effect, progress, page_area);
 		break;
+	case EV_TRANSITION_EFFECT_FADE:
+		ev_transition_animation_fade (cr, animation, priv->effect, progress, page_area);
+		break;
 	default: {
 		GEnumValue *enum_value;