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Code Pull Requests Releases Activity

Partial exposure of export-audition playhead

This commit is contained in:
Robin Gareus 2016-02-12 23:01:10 +01:00
parent d308fceb21
commit 07cdae3318
1 changed files with 20 additions and 3 deletions
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23
gtk2_ardour/export_report.h
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@ -63,10 +63,16 @@ public:
}
void set_playhead (float pos) {
// TODO re-expose minimal area only, old playhead pos, new playead pos
if (_playhead == pos) { return; }
if (rint (_playhead * _aw) == rint (pos * _aw)) {
return;
}
if (_playhead == -1 || pos == -1) {
set_dirty ();
} else {
invalidate (_playhead);
invalidate (pos);
}
_playhead = pos;
set_dirty ();
}
void set_audition_axis (float x0, float w) {
@ -78,6 +84,17 @@ private:
Cairo::RefPtr<Cairo::ImageSurface> _surface;
float _playhead;
float _x0, _aw;
void invalidate (float pos) {
if (pos < 0 || pos > 1) { return; }
const float x = pos * _aw;
cairo_rectangle_t r;
r.y = 0;
r.x = _x0 + x - 1;
r.width = 3;
r.height = _surface->get_height();
set_dirty (&r);
}
};
class ExportReport : public ArdourDialog