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Mini-timeline, use explicit cairo-group to consolidate rendering

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This commit is contained in:
Robin Gareus 2020-01-08 04:15:18 +01:00
parent 5ff28f9ab7
commit c59c46a70a
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GPG key ID: A090BCE02CF57F04
1 changed files with 7 additions and 1 deletions
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8
gtk2_ardour/mini_timeline.cc
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@ -57,7 +57,6 @@ MiniTimeline::MiniTimeline ()
{ {
add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::POINTER_MOTION_MASK|Gdk::SCROLL_MASK); add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::POINTER_MOTION_MASK|Gdk::SCROLL_MASK);
use_intermediate_surface ();
_layout = Pango::Layout::create (get_pango_context()); _layout = Pango::Layout::create (get_pango_context());
UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &MiniTimeline::set_colors)); UIConfiguration::instance().ColorsChanged.connect (sigc::mem_fun (*this, &MiniTimeline::set_colors));
@ -510,6 +509,8 @@ MiniTimeline::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_
return; return;
} }
cairo_push_group (cr);
const int width = get_width (); const int width = get_width ();
const int height = get_height (); const int height = get_height ();
@ -521,6 +522,8 @@ MiniTimeline::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_
cairo_clip (cr); cairo_clip (cr);
if (_session == 0) { if (_session == 0) {
cairo_pop_group_to_source (cr);
cairo_paint (cr);
return; return;
} }
@ -662,6 +665,9 @@ MiniTimeline::render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_
cairo_rel_line_to (cr, 3, 4); cairo_rel_line_to (cr, 3, 4);
cairo_close_path (cr); cairo_close_path (cr);
cairo_fill (cr); cairo_fill (cr);
cairo_pop_group_to_source (cr);
cairo_paint (cr);
} }
void void