150 lines
4.1 KiB
C++
150 lines
4.1 KiB
C++
/*
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Copyright (C) 2001, 2006 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_midi_streamview_h__
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#define __ardour_midi_streamview_h__
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#include <list>
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#include <cmath>
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#include "ardour/location.h"
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#include "enums.h"
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#include "streamview.h"
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#include "time_axis_view_item.h"
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#include "route_time_axis.h"
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namespace Gdk {
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class Color;
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}
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namespace ARDOUR {
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class Crossfade;
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class MidiModel;
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class MidiRegion;
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class Route;
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class Source;
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struct PeakData;
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}
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namespace ArdourCanvas {
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class LineSet;
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}
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class PublicEditor;
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class Selectable;
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class MidiTimeAxisView;
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class MidiRegionView;
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class RegionSelection;
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class CrossfadeView;
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class Selection;
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class MidiStreamView : public StreamView
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{
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public:
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MidiStreamView (MidiTimeAxisView&);
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~MidiStreamView ();
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void set_selected_regionviews (RegionSelection&);
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void get_inverted_selectables (Selection&, std::list<Selectable* >& results);
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enum VisibleNoteRange {
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FullRange,
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ContentsRange
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};
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Gtk::Adjustment note_range_adjustment;
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ArdourCanvas::Container* midi_underlay_group;
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void set_note_range(VisibleNoteRange r);
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inline uint8_t lowest_note() const { return _lowest_note; }
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inline uint8_t highest_note() const { return _highest_note; }
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void update_note_range(uint8_t note_num);
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void set_layer_display (LayerDisplay);
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//bool can_change_layer_display() const { return false; } // revert this change for now. Although stacked view is weirdly implemented wrt the "scroomer", it is still necessary to be able to manage layered regions.
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void redisplay_track ();
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inline double contents_height() const {
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return (child_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2);
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}
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inline double note_to_y(uint8_t note) const {
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return contents_height() - (note + 1 - lowest_note()) * note_height() + 1;
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}
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uint8_t y_to_note(double y) const;
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inline double note_height() const {
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return contents_height() / (double)contents_note_range();
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}
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inline uint8_t contents_note_range() const {
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return highest_note() - lowest_note() + 1;
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}
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sigc::signal<void> NoteRangeChanged;
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RegionView* create_region_view (boost::shared_ptr<ARDOUR::Region>, bool, bool);
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bool paste (ARDOUR::framepos_t pos, const Selection& selection, PasteContext& ctx, const int32_t sub_num);
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void apply_note_range(uint8_t lowest, uint8_t highest, bool to_region_views);
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void suspend_updates ();
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void resume_updates ();
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protected:
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void setup_rec_box ();
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void update_rec_box ();
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private:
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RegionView* add_region_view_internal (
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boost::shared_ptr<ARDOUR::Region>,
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bool wait_for_waves,
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bool recording = false);
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void display_region(MidiRegionView* region_view, bool load_model);
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void display_track (boost::shared_ptr<ARDOUR::Track> tr);
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void update_contents_height ();
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void draw_note_lines();
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bool update_data_note_range(uint8_t min, uint8_t max);
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void update_contents_metrics(boost::shared_ptr<ARDOUR::Region> r);
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void color_handler ();
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void note_range_adjustment_changed();
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void apply_note_range_to_regions ();
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bool _range_dirty;
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double _range_sum_cache;
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uint8_t _lowest_note; ///< currently visible
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uint8_t _highest_note; ///< currently visible
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uint8_t _data_note_min; ///< in data
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uint8_t _data_note_max; ///< in data
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ArdourCanvas::LineSet* _note_lines;
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/** true if updates to the note lines and regions are currently suspended */
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bool _updates_suspended;
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};
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#endif /* __ardour_midi_streamview_h__ */
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