From 0473a8908632ad9b12306906da2414d2d36d9582 Mon Sep 17 00:00:00 2001 From: Carlos Garnacho Date: Fri, 4 Jan 2008 20:27:17 +0000 Subject: [PATCH] Implement "push" effect. 2008-01-04 Carlos Garnacho * shell/ev-transition-animation.c (ev_transition_animation_push) (ev_transition_animation_paint): Implement "push" effect. svn path=/trunk/; revision=2806 --- ChangeLog | 5 +++++ shell/ev-transition-animation.c | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+) diff --git a/ChangeLog b/ChangeLog index bee1518f..59c765bf 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2008-01-04 Carlos Garnacho + + * shell/ev-transition-animation.c (ev_transition_animation_push) + (ev_transition_animation_paint): Implement "push" effect. + 2008-01-04 Carlos Garnacho * shell/ev-transition-animation.c (ev_transition_animation_dissolve) diff --git a/shell/ev-transition-animation.c b/shell/ev-transition-animation.c index 196d0e18..a99a47f1 100644 --- a/shell/ev-transition-animation.c +++ b/shell/ev-transition-animation.c @@ -439,6 +439,36 @@ ev_transition_animation_dissolve (cairo_t *cr, paint_surface (cr, priv->origin_surface, 0, 0, 1 - progress, page_area); } +static void +ev_transition_animation_push (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); + + if (angle == 0) { + /* left to right */ + paint_surface (cr, priv->origin_surface, - (width * progress), 0, 0, page_area); + paint_surface (cr, priv->dest_surface, width * (1 - progress), 0, 0, page_area); + } else { + /* top to bottom */ + paint_surface (cr, priv->origin_surface, 0, - (height * progress), 0, page_area); + paint_surface (cr, priv->dest_surface, 0, height * (1 - progress), 0, page_area); + } +} + void ev_transition_animation_paint (EvTransitionAnimation *animation, cairo_t *cr, @@ -480,6 +510,9 @@ ev_transition_animation_paint (EvTransitionAnimation *animation, case EV_TRANSITION_EFFECT_DISSOLVE: ev_transition_animation_dissolve (cr, animation, priv->effect, progress, page_area); break; + case EV_TRANSITION_EFFECT_PUSH: + ev_transition_animation_push (cr, animation, priv->effect, progress, page_area); + break; default: { GEnumValue *enum_value; -- 2.43.5