midi__arranger_8h_source.html

// SPDX-FileCopyrightText: © 2018-2021, 2024 Alexandros Theodotou <alex@zrythm.org>

// SPDX-License-Identifier: LicenseRef-ZrythmLicense


#ifndef __GUI_WIDGETS_MIDI_ARRANGER_H__

#define __GUI_WIDGETS_MIDI_ARRANGER_H__


#include "gui/backend/gtk_widgets/arranger.h"


#define MW_MIDI_ARRANGER (MW_MIDI_EDITOR_SPACE->arranger_wrapper->child)


ArrangerCursor

midi_arranger_widget_get_cursor (ArrangerWidget * self, Tool tool);


void

midi_arranger_widget_create_note (

  ArrangerWidget * self,

  const Position   pos,

  int              note,

  MidiRegion      &region);


void

midi_arranger_widget_set_hovered_note (ArrangerWidget * self, int pitch);


void

midi_arranger_widget_reset_transients (ArrangerWidget * self);


int

midi_arranger_calc_deltamax_for_note_movement (int y_delta);


gboolean

midi_arranger_unlisten_notes_source_func (gpointer user_data);


void

midi_arranger_listen_notes (ArrangerWidget * self, bool listen);


GMenu *

midi_arranger_widget_gen_context_menu (ArrangerWidget * self, double x, double y);


void

midi_arranger_handle_vertical_zoom_action (ArrangerWidget * self, bool zoom_in);


void

midi_arranger_handle_vertical_zoom_scroll (

  ArrangerWidget *           self,

  GtkEventControllerScroll * scroll_controller,

  double                     dy);


void

midi_arranger_on_drag_end (ArrangerWidget * self);


#endif

ArrangerCursor
ArrangerCursor
Definition arranger.h:30

midi_arranger_widget_create_note
void midi_arranger_widget_create_note(ArrangerWidget *self, const Position pos, int note, MidiRegion &region)
Called on drag begin in parent when background is double clicked (i.e., a note is created).

midi_arranger_unlisten_notes_source_func
gboolean midi_arranger_unlisten_notes_source_func(gpointer user_data)
To be used as a source function to unlisten notes.

midi_arranger_listen_notes
void midi_arranger_listen_notes(ArrangerWidget *self, bool listen)
Listen to the currently selected notes.

ArrangerWidget
struct _ArrangerWidget { GtkWidget parent_instance; ArrangerWidgetType type; GtkGestureDrag * drag; GtkGestureClick * click; GtkGestureClick * right_click; GtkEventControllerMotion *motion_controller; double last_offset_x; double last_offset_y; double offset_x_from_scroll; double offset_y_from_scroll; UiOverlayAction action; double start_x; double start_y; double start_pos_px; bool drag_update_started; std::unique_ptr< Position > earliest_obj_start_pos; Position fade_pos_at_start; std::unique_ptr< ArrangerObject > start_object; std::weak_ptr< ArrangerObject > prj_start_object; std::weak_ptr< ArrangerObject > hovered_object; bool start_object_was_selected; std::unique_ptr< ArrangerSelections > sel_at_start; std::unique_ptr< Region > region_at_start; std::unique_ptr< ArrangerSelections > sel_to_delete; Position start_pos; bool was_paused; Position playhead_pos_at_start; double curr_ticks_diff_from_start; double adj_ticks_diff; double last_adj_ticks_diff; Position curr_pos; Position end_pos; gboolean key_is_pressed; double hover_x; double hover_y; bool hovered; int n_press; std::shared_ptr< SnapGrid > snap_grid; int shift_held; int ctrl_held; int alt_held; gint64 last_frame_time; int visible_track_diff; int lane_diff; int visible_at_diff; int is_pinned; int resizing_range; int resizing_range_start; AutomationTrack *hovered_at; TrackLane * hovered_lane; Track * hovered_track; GdkTexture *symbolic_link_texture; GdkTexture *music_note_16th_texture; GdkTexture *fork_awesome_snowflake_texture; GdkTexture *media_playlist_repeat_texture; int region_icon_texture_size; GskRenderNode *loop_line_node; GskRenderNode *clip_start_line_node; GskRenderNode *cut_line_node; int hovered_note; int start_vel_val; int vel_diff; int hovered_chord_index; float fval_at_start; double dval_at_start; int last_playhead_px; bool redraw; graphene_rect_t last_rect; bool can_link; bool is_highlighted; GdkRectangle highlight_rect; GdkRectangle last_selection_rect; guint drag_start_btn; bool first_draw; double new_hadj_val; Transport::Display ruler_display; PangoLayoutUniquePtr vel_layout; PangoLayoutUniquePtr ap_layout; PangoLayoutUniquePtr audio_layout; PangoLayoutUniquePtr debug_layout; int queued_playhead_px; GtkPopoverMenu *popover_menu; guint unlisten_notes_timeout_id;} ArrangerWidget
A canvas widget for drawing and interacting with arranger objects.
Definition arranger.h:95

midi_arranger_widget_gen_context_menu
GMenu * midi_arranger_widget_gen_context_menu(ArrangerWidget *self, double x, double y)
Generate a context menu at x, y.

midi_arranger_calc_deltamax_for_note_movement
int midi_arranger_calc_deltamax_for_note_movement(int y_delta)
Called on move items_y setup.

midi_arranger_widget_reset_transients
void midi_arranger_widget_reset_transients(ArrangerWidget *self)
Resets the transient of each note in the arranger.

midi_arranger_widget_set_hovered_note
void midi_arranger_widget_set_hovered_note(ArrangerWidget *self, int pitch)
Sets the currently hovered note and queues a redraw if it changed.

midi_arranger_handle_vertical_zoom_scroll
void midi_arranger_handle_vertical_zoom_scroll(ArrangerWidget *self, GtkEventControllerScroll *scroll_controller, double dy)
Handle ctrl+shift+scroll.