BrushPreview.h

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/* Copyright (c) 2014-2015 "Omnidome" by cr8tr
 * Dome Mapping Projection Software (http://omnido.me).
 * Omnidome was created by Michael Winkelmann aka Wilston Oreo (@WilstonOreo)
 *
 * This file is part of Omnidome.
 *
 * Omnidome is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef OMNI_UI_BRUSHPREVIEW_H_
#define OMNI_UI_BRUSHPREVIEW_H_

#include <memory>
#include <QWidget>
#include <omni/BlendBrush.h>

namespace omni {
  namespace ui {
    class BrushPreview : public QWidget {
      Q_OBJECT

      public:
        BrushPreview(QWidget *_parent = nullptr);

        void update(float _feather,
                    float _opacity,
                    bool _invert);

      protected:
        void paintEvent(QPaintEvent *event);

        void resizeEvent(QResizeEvent *event);

      private:
        BlendBrush brush_;
        QImage     image_;
    };
  }
}

#endif /* OMNI_UI_BRUSHPREVIEW_H_ */