92 lines
1.9 KiB
C++
92 lines
1.9 KiB
C++
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#include "canvas-note.h"
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#include "midi_region_view.h"
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#include "public_editor.h"
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#include "ardour/note.h"
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using namespace ARDOUR;
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namespace Gnome {
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namespace Canvas {
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bool
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CanvasNote::on_event(GdkEvent* ev)
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{
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double event_x;
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static double middle_point, pressed_x, last_x;
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Gdk::Cursor cursor;
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static NoteEnd note_end;
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switch(ev->type) {
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case GDK_BUTTON_PRESS:
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if (ev->button.button == 2) {
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event_x = ev->button.x;
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middle_point = x1() + (x2() - x1()) / 2.0L;
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if(event_x <= middle_point) {
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cursor = Gdk::Cursor(Gdk::LEFT_SIDE);
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last_x = x1();
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note_end = NOTE_ON;
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} else {
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cursor = Gdk::Cursor(Gdk::RIGHT_SIDE);
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last_x = x2();
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note_end = NOTE_OFF;
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}
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_item->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, cursor, ev->motion.time);
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if (_region.mouse_state() == MidiRegionView::SelectTouchDragging) {
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_mouse2_state = AbsoluteResize;
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} else {
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_mouse2_state = RelativeResize;
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}
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pressed_x = event_x;
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_region.note_selected(this, true);
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_region.begin_resizing(note_end);
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return true;
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}
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case GDK_MOTION_NOTIFY:
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event_x = ev->motion.x;
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if (_mouse2_state == RelativeResize) {
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_region.update_resizing(note_end, event_x - last_x, true);
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last_x = event_x;
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return true;
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}
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if (_mouse2_state == AbsoluteResize) {
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_region.update_resizing(note_end, event_x, false);
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return true;
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}
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case GDK_BUTTON_RELEASE:
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event_x = ev->button.x;
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switch (_mouse2_state) {
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case RelativeResize: // Clicked
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_item->ungrab(ev->button.time);
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_region.commit_resizing(note_end, event_x, true);
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_mouse2_state = None;
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return true;
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case AbsoluteResize: // Clicked
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_item->ungrab(ev->button.time);
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_region.commit_resizing(note_end, event_x, false);
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_mouse2_state = None;
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return true;
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default:
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return CanvasMidiEvent::on_event(ev);
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}
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default:
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return CanvasMidiEvent::on_event(ev);
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}
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}
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} // namespace Gnome
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} // namespace Canvas
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