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Added expander button animation

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This commit is contained in:
Joel Holdsworth 2009-01-03 17:36:33 +00:00
parent 932697b836
commit 18d7290c61
1 changed files with 28 additions and 2 deletions
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30
src/gui/widgets/timeline/timeline-header-container.cpp
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@ -457,9 +457,35 @@ TimelineHeaderContainer::draw_header_decoration(
else if(hoveringExpander == timeline_track)
state_type = STATE_PRELIGHT;
const ExpanderStyle expander_style =
timeline_track->get_expanded() ?
ExpanderStyle expander_style;
const int animation_state =
timeline_track->get_expand_animation_state();
if(animation_state == Track::NoAnimationState)
expander_style = timeline_track->get_expanded() ?
EXPANDER_EXPANDED : EXPANDER_COLLAPSED;
else
{
const int notch = Track::MaxExpandAnimation / 3;
if(timeline_track->get_expanded())
{
if(animation_state >= notch * 2)
expander_style = EXPANDER_SEMI_EXPANDED;
else if(animation_state >= notch)
expander_style = EXPANDER_SEMI_COLLAPSED;
else
expander_style = EXPANDER_COLLAPSED;
}
else
{
if(animation_state <= notch)
expander_style = EXPANDER_COLLAPSED;
else if(animation_state <= notch * 2)
expander_style = EXPANDER_SEMI_COLLAPSED;
else
expander_style = EXPANDER_SEMI_EXPANDED;
}
}
if(!model_track->get_child_tracks().empty())
style->paint_expander (gdkWindow,