timeline_minimap.h

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// SPDX-FileCopyrightText: © 2019, 2021 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#ifndef __GUI_WIDGETS_TIMELINE_MINIMAP_H__
#define __GUI_WIDGETS_TIMELINE_MINIMAP_H__
 
#include "dsp/position.h"
 
#include <gtk/gtk.h>
 
#define TIMELINE_MINIMAP_WIDGET_TYPE (timeline_minimap_widget_get_type ())
G_DECLARE_FINAL_TYPE (
  TimelineMinimapWidget,
  timeline_minimap_widget,
  Z,
  TIMELINE_MINIMAP_WIDGET,
  GtkWidget)
 
typedef struct _TimelineMinimapBgWidget        TimelineMinimapBgWidget;
typedef struct _TimelineMinimapSelectionWidget TimelineMinimapSelectionWidget;
typedef struct TimelineMinimap                 TimelineMinimap;
 
#define MW_TIMELINE_MINIMAP MW_TIMELINE_BOT_BOX->timeline_minimap
 
typedef enum TimelineMinimapAction
{
  TIMELINE_MINIMAP_ACTION_NONE,
  TIMELINE_MINIMAP_ACTION_RESIZING_L,
  TIMELINE_MINIMAP_ACTION_RESIZING_R,
  TIMELINE_MINIMAP_ACTION_STARTING_MOVING, 
  TIMELINE_MINIMAP_ACTION_MOVING,          
} TimelineMinimapAction;
 
typedef struct _TimelineMinimapWidget
{
  GtkWidget parent_instance;
 
  GtkOverlay * overlay;
 
  TimelineMinimapBgWidget *        bg;
  TimelineMinimapSelectionWidget * selection;
  TimelineMinimapAction            action;
  //GtkGestureDrag *    drag;
  //GtkGestureClick *   multipress;
  //GtkGestureClick *   right_mouse_mp;
 
  double last_offset_x;
  double last_offset_y;
 
  double start_x;
  double start_y;
 
  double start_zoom_level;
  double selection_start_pos;
  double selection_end_pos;
 
  int n_press;
} TimelineMinimapWidget;
 
void
timeline_minimap_widget_px_to_pos (
  TimelineMinimapWidget * self,
  Position *              pos,
  int                     px);
 
void
timeline_minimap_widget_refresh (TimelineMinimapWidget * self);
 
#endif