chord_clip_canvas_renderer.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include <vector>
 
#include "dsp/tick_types.h"
 
#include <QColor>
#include <QString>
#include <QtCanvasPainter/qcanvaspainter.h>
#include <QtCanvasPainter/qcanvaspainteritemrenderer.h>
 
namespace zrythm::structure::arrangement
{
class ChordClip;
class ChordObject;
}
 
namespace zrythm::gui::qquick
{

struct ComputedChordCell
{
  dsp::ContentTick abs_start{};
  dsp::ContentTick abs_end{};
  structure::arrangement::ChordObject * chord_object = nullptr;
  int chord_index = 0;
};

std::vector<ComputedChordCell>
compute_chord_cells (
  const structure::arrangement::ChordClip &clip,
  dsp::ContentTick                         display_end_tick);

class ChordClipCanvasRenderer : public QCanvasPainterItemRenderer
{
public:
  ChordClipCanvasRenderer () = default;
  Q_DISABLE_COPY_MOVE (ChordClipCanvasRenderer)
 
  void synchronize (QCanvasPainterItem * item) override;
  void paint (QCanvasPainter * painter) override;
 
private:
  struct CachedCell
  {
    float   x;
    float   width;
    QString full_name;
    QString root_note;
    float   full_name_width;
    QColor  bg_color;
    bool    muted;
  };
 
  std::vector<CachedCell> cells_;
  QColor                  text_color_;
  QFont                   font_;
  QFont                   bold_font_;
  float                   canvas_width_ = 0.0f;
  float                   canvas_height_ = 0.0f;
};
 
} // namespace zrythm::gui::qquick