automation_mode.h

// SPDX-FileCopyrightText: © 2019-2020, 2022, 2024 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#ifndef __GUI_WIDGETS_AUTOMATION_MODE_H__
#define __GUI_WIDGETS_AUTOMATION_MODE_H__
 
#include "common/dsp/automation_point.h"
#include "common/utils/color.h"
#include "gui/backend/gtk_widgets/custom_button.h"
#include "gui/backend/gtk_widgets/gtk_wrapper.h"

 
constexpr int AUTOMATION_MODE_HPADDING = 3;
constexpr int AUTOMATION_MODE_HSEPARATOR_SIZE = 1;

class AutomationModeWidget
{
public:
  AutomationModeWidget (int height, PangoLayout * layout, AutomationTrack * owner);
  ~AutomationModeWidget ();
 
  void init ();
 
  void draw (
    GtkSnapshot *             snapshot,
    double                    x,
    double                    y,
    double                    x_cursor,
    CustomButtonWidget::State state);
 
private:
  AutomationMode get_hit_mode (double x) const;

  void get_color_for_state (
    CustomButtonWidget::State state,
    AutomationMode            mode,
    GdkRGBA *                 c);

  void draw_bg (
    GtkSnapshot * snapshot,
    double        x,
    double        y,
    int           draw_frame,
    bool          keep_clip);
 
public:
  double x_;
  double y_;

  int width_;
  int height_;

 
  int text_widths_[static_cast<int> (AutomationMode::NUM_AUTOMATION_MODES)];
  int text_heights_[static_cast<int> (AutomationMode::NUM_AUTOMATION_MODES)];
  int max_text_height_;
 
  int has_hit_mode_;

  AutomationMode hit_mode_;

  GdkRGBA def_color_;

  GdkRGBA hovered_color_;

  std::array<GdkRGBA, NUM_AUTOMATION_MODES> toggled_colors_;

  std::array<GdkRGBA, NUM_AUTOMATION_MODES> held_colors_;

  double aspect_;

  double corner_radius_;

  std::array<CustomButtonWidget::State, NUM_AUTOMATION_MODES> last_states_;

  std::array<CustomButtonWidget::State, NUM_AUTOMATION_MODES> current_states_;

  std::array<GdkRGBA, NUM_AUTOMATION_MODES> last_colors_;

  PangoLayout * layout_;

  AutomationTrack * owner_;

  int transition_frames_;
};

 
#endif