188 lines
5.4 KiB
C++
188 lines
5.4 KiB
C++
/*
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Copyright (C) 2001-2004 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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$Id$
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*/
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#ifndef __gtk_ardour_region_view_h__
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#define __gtk_ardour_region_view_h__
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#include <vector>
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#include <gtkmm.h>
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#include <gtk-canvas.h>
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#include <sigc++/signal.h>
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#include <ardour/region.h>
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#include "time_axis_view_item.h"
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#include "automation_line.h"
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#include "enums.h"
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#include "canvas-waveview.h"
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namespace ARDOUR {
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class AudioRegion;
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class PeakData;
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};
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class AudioTimeAxisView;
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class AudioRegionGainLine;
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class AudioRegionEditor;
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class GhostRegion;
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class AutomationTimeAxisView;
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class AudioRegionView : public TimeAxisViewItem
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{
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public:
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AudioRegionView (GtkCanvasGroup *,
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AudioTimeAxisView&,
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ARDOUR::AudioRegion&,
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double initial_samples_per_unit,
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double amplitude_above_axis,
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GdkColor& base_color,
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bool wait_for_waves);
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~AudioRegionView ();
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ARDOUR::AudioRegion& region; // ok, let 'em have it
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bool is_valid() const { return valid; }
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void set_valid (bool yn) { valid = yn; }
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std::string get_item_name();
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void set_height (double);
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void set_samples_per_unit (double);
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bool set_duration (jack_nframes_t, void*);
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void set_amplitude_above_axis (gdouble spp);
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void move (double xdelta, double ydelta);
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void raise ();
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void raise_to_top ();
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void lower ();
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void lower_to_bottom ();
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bool set_position(jack_nframes_t pos, void* src, double* delta = 0);
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void temporarily_hide_envelope (); // dangerous
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void unhide_envelope (); // dangerous
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void set_envelope_visible (bool);
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void set_waveform_visible (bool yn);
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void set_waveform_shape (WaveformShape);
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bool waveform_rectified() const { return _flags & WaveformRectified; }
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bool waveform_visible() const { return _flags & WaveformVisible; }
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bool envelope_visible() const { return _flags & EnvelopeVisible; }
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void show_region_editor ();
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void hide_region_editor();
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void add_gain_point_event (GtkCanvasItem *item, GdkEvent *event);
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void remove_gain_point_event (GtkCanvasItem *item, GdkEvent *event);
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AudioRegionGainLine* get_gain_line() const { return gain_line; }
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void region_changed (ARDOUR::Change);
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void envelope_active_changed ();
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static sigc::signal<void,AudioRegionView*> AudioRegionViewGoingAway;
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sigc::signal<void> GoingAway;
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GhostRegion* add_ghost (AutomationTimeAxisView&);
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void remove_ghost (GhostRegion*);
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void reset_fade_in_shape_width (jack_nframes_t);
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void reset_fade_out_shape_width (jack_nframes_t);
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void set_fade_in_active (bool);
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void set_fade_out_active (bool);
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uint32_t get_fill_color ();
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virtual void entered ();
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virtual void exited ();
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private:
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enum Flags {
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EnvelopeVisible = 0x1,
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WaveformVisible = 0x4,
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WaveformRectified = 0x8
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};
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vector<GtkCanvasItem *> waves; /* waveviews */
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vector<GtkCanvasItem *> tmp_waves; /* see ::create_waves()*/
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GtkCanvasItem* sync_mark; /* polgyon for sync position */
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GtkCanvasItem* no_wave_msg; /* text */
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GtkCanvasItem* zero_line; /* simpleline */
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GtkCanvasItem* fade_in_shape; /* polygon */
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GtkCanvasItem* fade_out_shape; /* polygon */
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GtkCanvasItem* fade_in_handle; /* simplerect */
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GtkCanvasItem* fade_out_handle; /* simplerect */
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AudioRegionGainLine* gain_line;
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AudioRegionEditor *editor;
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vector<ControlPoint *> control_points;
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double _amplitude_above_axis;
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double current_visible_sync_position;
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uint32_t _flags;
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uint32_t fade_color;
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bool valid; /* see StreamView::redisplay_diskstream() */
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double _pixel_width;
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double _height;
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bool in_destructor;
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bool wait_for_waves;
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void reset_fade_shapes ();
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void reset_fade_in_shape ();
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void reset_fade_out_shape ();
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void fade_in_changed ();
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void fade_out_changed ();
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void fade_in_active_changed ();
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void fade_out_active_changed ();
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void region_resized (ARDOUR::Change);
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void region_moved (void *);
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void region_muted ();
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void region_locked ();
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void region_opacity ();
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void region_layered ();
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void region_renamed ();
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void region_sync_changed ();
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void region_scale_amplitude_changed ();
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static gint _lock_toggle (GtkCanvasItem*, GdkEvent*, void*);
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void lock_toggle ();
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void create_waves ();
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void create_one_wave (uint32_t, bool);
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void manage_zero_line ();
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void peaks_ready_handler (uint32_t);
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void reset_name (gdouble width);
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void set_flags (XMLNode *);
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void store_flags ();
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void set_colors ();
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void compute_colors (GdkColor&);
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void set_frame_color ();
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void reset_width_dependent_items (double pixel_width);
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void set_waveview_data_src();
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vector<GtkCanvasWaveViewCache*> wave_caches;
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vector<GhostRegion*> ghosts;
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};
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#endif /* __gtk_ardour_region_view_h__ */
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