/*
 * LCD Image Converter. Converts images and fonts for embedded applications.
 * Copyright (C) 2015 riuson
 * mailto: riuson@gmail.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/
 */

#ifndef TOOLFILL_H
#define TOOLFILL_H

#include <QAction>
#include <QColor>
#include <QIcon>
#include <QImage>
#include <QObject>

#include "iimageeditortool.h"
template <class T1> class QVector;

namespace ImageEditor
{
class IImageEditorParams;

namespace Tools
{

class ToolFill : public QObject, public IImageEditorTool
{
  Q_OBJECT
  Q_INTERFACES(ImageEditor::Tools::IImageEditorTool)

public:
  explicit ToolFill(IImageEditorParams* parameters, QObject* parent = 0);
  virtual ~ToolFill();

  const QString title() const Q_DECL_OVERRIDE;
  const QString tooltip() const Q_DECL_OVERRIDE;
  const QIcon* icon() const Q_DECL_OVERRIDE;
  const QList<QAction*>* actions() const Q_DECL_OVERRIDE;
  const QList<QWidget*>* widgets() const Q_DECL_OVERRIDE;

public slots:
  bool processMouse(QMouseEvent* event, const QImage* imageOriginal, bool inRect) Q_DECL_OVERRIDE;

signals:
  void started(const QImage* value) Q_DECL_OVERRIDE;
  void processing(const QImage* value) Q_DECL_OVERRIDE;
  void completed(const QImage* value, bool changed) Q_DECL_OVERRIDE;

private:
  IImageEditorParams* mParameters;
  QIcon* mIcon;
  QList<QAction*>* mActions;
  QList<QWidget*>* mWidgets;
  int mSize;
  bool mFlagChanged;
  QImage mInternalImage;

  void initializeWidgets();
  void loadSettings();
  void saveSettings() const;
  bool fillArea(int x, int y, const QColor& color);
  void collectPointsAround(const QImage& image, const QPoint& point, const QRgb& color, QVector<QPoint>* vector);
  void collectPoint(const QImage& image, const QPoint& point, const QRgb& color, QVector<QPoint>* vector);

private slots:
  void on_spinBoxSize_valueChanged(int value);
};

} // namespace Tools
} // namespace ImageEditor

#endif // TOOLFILL_H