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refactor editor-y zooms into EditingContext

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This commit is contained in:
Paul Davis 2024-12-09 14:25:06 -07:00
parent c2b1748de7
commit a6ca9be006
9 changed files with 590 additions and 547 deletions
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38
gtk2_ardour/editing_context.h
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@ -146,6 +146,12 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
/** @return true if the editor is following the playhead */
bool follow_playhead () const { return _follow_playhead; }
Temporal::timepos_t get_preferred_edit_position (Editing::EditIgnoreOption eio = Editing::EDIT_IGNORE_NONE,
bool use_context_click = false,
bool from_outside_canvas = false) {
return _get_preferred_edit_position (eio, use_context_click, from_outside_canvas);
}
virtual void instant_save() = 0;
virtual void begin_selection_op_history () = 0;
@ -172,9 +178,18 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
virtual void set_selected_midi_region_view (MidiRegionView&);
virtual void temporal_zoom_step (bool zoom_out) = 0;
samplecnt_t get_current_zoom () const { return samples_per_pixel; }
void temporal_zoom_step (bool zoom_out);
void temporal_zoom_step_scale (bool zoom_out, double scale);
void temporal_zoom_step_mouse_focus (bool zoom_out);
void temporal_zoom_step_mouse_focus_scale (bool zoom_out, double scale);
void calc_extra_zoom_edges(samplepos_t &start, samplepos_t &end);
void temporal_zoom (samplecnt_t samples_per_pixel);
void temporal_zoom_by_sample (samplepos_t start, samplepos_t end);
void temporal_zoom_to_sample (bool coarser, samplepos_t sample);
double timeline_origin() const { return _timeline_origin; }
/* NOTE: these functions assume that the "pixel" coordinate is
@ -309,6 +324,8 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
virtual void set_zoom_focus (Editing::ZoomFocus) = 0;
virtual Editing::ZoomFocus get_zoom_focus () const = 0;
void cycle_zoom_focus ();
virtual void reposition_and_zoom (samplepos_t, double) = 0;
sigc::signal<void> ZoomChanged;
@ -429,8 +446,18 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
virtual void set_canvas_cursor (Gdk::Cursor*);
/** computes the timeline sample (sample) of an event whose coordinates
* are in window units (pixels, no scroll offset).
*/
samplepos_t window_event_sample (GdkEvent const*, double* px = 0, double* py = 0) const;
/* returns false if mouse pointer is not in track or marker canvas
*/
bool mouse_sample (samplepos_t&, bool& in_track_canvas) const;
protected:
std::string _name;
bool within_track_canvas;
static Glib::RefPtr<Gtk::ActionGroup> _midi_actions;
static Glib::RefPtr<Gtk::ActionGroup> _common_actions;
@ -531,6 +558,7 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
samplecnt_t samples_per_pixel;
Editing::ZoomFocus zoom_focus;
virtual Editing::ZoomFocus effective_zoom_focus() const { return zoom_focus; }
Temporal::timepos_t _snap_to_bbt (Temporal::timepos_t const & start,
Temporal::RoundMode direction,
@ -699,6 +727,12 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
virtual void set_entered_track (TimeAxisView*) {};
virtual std::pair<Temporal::timepos_t,Temporal::timepos_t> max_zoom_extent() const = 0;
virtual Temporal::timepos_t _get_preferred_edit_position (Editing::EditIgnoreOption,
bool use_context_click,
bool from_outside_canvas) = 0;
PBD::ScopedConnection escape_connection;
virtual void escape () {}
@ -719,5 +753,3 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider
static EditingContext* _current_editing_context;
};