/*******************************************************************************
**
**  Copyright (C) 2009 Pierre-Etienne Messier <pierre.etienne.messier@gmail.com>
**                     http://pemessier.hexpresso.org/
**
**  This library is free software: you can redistribute it and/or modify
**  it under the terms of the GNU Lesser General Public License as published by
**  the Free Software Foundation, either version 3 of the License, or
**  (at your option) any later version.
**
**  This library is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
**  GNU Lesser General Public License for more details.
**
**  You should have received a copy of the GNU Lesser General Public License
**  along with this library.  If not, see <http://www.gnu.org/licenses/>.
**
*******************************************************************************/

#pragma once


#ifndef QLEDMATRIX_EXPORT
# ifdef BUILD_STATIC_LIBRARIES
#  define QLEDMATRIX_EXPORT
# else
#  ifdef MAKE_QLEDMATRIX_LIB
#   define QLEDMATRIX_EXPORT Q_DECL_EXPORT
#  else
#   define QLEDMATRIX_EXPORT Q_DECL_IMPORT
#  endif
# endif
#endif

#include <QWidget>

class QLedMatrixPrivate;
class QLEDMATRIX_EXPORT QLedMatrix : public QWidget
{
  Q_OBJECT
  Q_PROPERTY(QColor     backgroundColor READ backgroundColor WRITE setBackgroundColor)
  Q_PROPERTY(Qt::BGMode backgroundMode  READ backgroundMode  WRITE setBackgroundMode)
  Q_PROPERTY(QColor     darkLedColor    READ darkLedColor    WRITE setDarkLedColor)
  Q_PROPERTY(int        rows            READ rowCount        WRITE setRowCount)
  Q_PROPERTY(int        columns         READ columnCount     WRITE setColumnCount)

public:
  QLedMatrix(QWidget* parent = nullptr);
  virtual ~QLedMatrix();

  enum LEDColor
  {
    NoColor   = 0xFF222222,

    Red       = 0xFFFF0000,
    Green     = 0xFF00FF00,
    Blue      = 0xFF0000FF,

    White     = 0xFFFFFFFF,
    Orange    = 0xFFFF8800,
    OrangeRed = 0xFFFF2200,
    Yellow    = 0xFFFFFF00
  };
  Q_ENUM(LEDColor)

  void clear();

  QColor backgroundColor() const;
  void   setBackgroundColor(const QColor& color);

  Qt::BGMode backgroundMode() const;
  void setBackgroundMode(Qt::BGMode mode);

  QColor darkLedColor() const;
  void   setDarkLedColor(const QColor& color);

  QRgb colorAt(int row, int col) const;
  void setColorAt(int row, int col, QRgb rgb);

  int  rowCount() const;
  void setRowCount(int rows);

  int  columnCount() const;
  void setColumnCount(int columns);

  inline void setSize(const QSize &s) { setRowCount(s.height()); setColumnCount(s.width()); }

  QSize sizeHint() const;

protected:
  QLedMatrixPrivate* const d_ptr;
  void paintEvent(QPaintEvent*);

private:
  Q_DISABLE_COPY(QLedMatrix)
  Q_DECLARE_PRIVATE(QLedMatrix)
};