Make coverage frames work slightly better; jury is still out on whether they are any use, I think.
git-svn-id: svn://localhost/ardour2/branches/3.0@11121 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -779,8 +779,8 @@ RegionView::update_coverage_frames (LayerDisplay d)
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ArdourCanvas::SimpleRect* cr = 0;
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bool me = false;
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uint32_t const color = frame->property_fill_color_rgba ();
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uint32_t const base_alpha = UINT_RGBA_A (color);
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/* the color that will be used to show parts of regions that will not be heard */
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uint32_t non_playing_color = RGBA_TO_UINT (32, 32, 32, 192);
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while (t < end) {
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@ -802,12 +802,11 @@ RegionView::update_coverage_frames (LayerDisplay d)
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cr->property_y1() = 1;
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cr->property_y2() = _height + 1;
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cr->property_outline_pixels() = 0;
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/* areas that will be played get a lower alpha */
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uint32_t alpha = base_alpha;
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if (new_me) {
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alpha /= 2;
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cr->property_fill_color_rgba () = UINT_RGBA_CHANGE_A (non_playing_color, 0);
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} else {
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cr->property_fill_color_rgba () = non_playing_color;
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}
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cr->property_fill_color_rgba () = UINT_RGBA_CHANGE_A (color, alpha);
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}
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t = pl->find_next_region_boundary (t, 1);
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@ -324,21 +324,20 @@ StreamView::playlist_switched (boost::weak_ptr<Track> wtr)
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playlist_connections.drop_connections ();
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undisplay_track ();
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/* draw it */
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redisplay_track ();
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/* update layers count and the y positions and heights of our regions */
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_layers = tr->playlist()->top_layer() + 1;
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update_contents_height ();
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update_coverage_frames ();
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/* draw it */
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redisplay_track ();
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/* catch changes */
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tr->playlist()->LayeringChanged.connect (playlist_connections, invalidator (*this), boost::bind (&StreamView::playlist_layered, this, boost::weak_ptr<Track> (tr)), gui_context());
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tr->playlist()->RegionAdded.connect (playlist_connections, invalidator (*this), ui_bind (&StreamView::add_region_view, this, _1), gui_context());
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tr->playlist()->RegionRemoved.connect (playlist_connections, invalidator (*this), ui_bind (&StreamView::remove_region_view, this, _1), gui_context());
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tr->playlist()->ContentsChanged.connect (playlist_connections, invalidator (*this), ui_bind (&StreamView::update_coverage_frames, this), gui_context());
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}
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void
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