From 92da7c48ac235b7cbf6a803348ad92a622232fb4 Mon Sep 17 00:00:00 2001 From: Carlos Garnacho Date: Fri, 4 Jan 2008 20:27:34 +0000 Subject: [PATCH] Implement "uncover" effect. 2008-01-04 Carlos Garnacho * shell/ev-transition-animation.c (ev_transition_animation_uncover) (ev_transition_animation_paint): Implement "uncover" effect. svn path=/trunk/; revision=2808 --- ChangeLog | 5 +++++ shell/ev-transition-animation.c | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+) diff --git a/ChangeLog b/ChangeLog index 1a229dfa..f176ed18 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2008-01-04 Carlos Garnacho + + * shell/ev-transition-animation.c (ev_transition_animation_uncover) + (ev_transition_animation_paint): Implement "uncover" effect. + 2008-01-04 Carlos Garnacho * shell/ev-transition-animation.c (ev_transition_animation_cover) diff --git a/shell/ev-transition-animation.c b/shell/ev-transition-animation.c index 2e39ee6e..676552c9 100644 --- a/shell/ev-transition-animation.c +++ b/shell/ev-transition-animation.c @@ -499,6 +499,36 @@ ev_transition_animation_cover (cairo_t *cr, } } +static void +ev_transition_animation_uncover (cairo_t *cr, + EvTransitionAnimation *animation, + EvTransitionEffect *effect, + gdouble progress, + GdkRectangle page_area) +{ + EvTransitionAnimationPriv *priv; + gint width, height; + gint angle; + + priv = EV_TRANSITION_ANIMATION_GET_PRIVATE (animation); + width = page_area.width; + height = page_area.height; + + g_object_get (effect, + "angle", &angle, + NULL); + + paint_surface (cr, priv->dest_surface, 0, 0, 0, page_area); + + if (angle == 0) { + /* left to right */ + paint_surface (cr, priv->origin_surface, - (width * progress), 0, 0, page_area); + } else { + /* top to bottom */ + paint_surface (cr, priv->origin_surface, 0, - (height * progress), 0, page_area); + } +} + void ev_transition_animation_paint (EvTransitionAnimation *animation, cairo_t *cr, @@ -546,6 +576,9 @@ ev_transition_animation_paint (EvTransitionAnimation *animation, case EV_TRANSITION_EFFECT_COVER: ev_transition_animation_cover (cr, animation, priv->effect, progress, page_area); break; + case EV_TRANSITION_EFFECT_UNCOVER: + ev_transition_animation_uncover (cr, animation, priv->effect, progress, page_area); + break; default: { GEnumValue *enum_value; -- 2.43.5