/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@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; version 2 of the License

 *

 * 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, write to the Free Software

 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifndef DRAWMAPWIDGET_H

#define DRAWMAPWIDGET_H

#include <QWidget>

#include <QHBoxLayout>

#include <QPushButton>

#include <QGraphicsView>

#include <QLabel>

#include <QSizePolicy>

#include "drawmapscene.h"

class DrawMapView : public QGraphicsView

{

    Q_OBJECT

public:

    explicit DrawMapView(QWidget *parent = 0);

    ~DrawMapView();

    void setScene(DrawMapScene *scene);

protected:

    void enterEvent(QEvent * event);

    void leaveEvent(QEvent * event);

    bool viewportEvent(QEvent * event);

private:

    DrawMapScene * m_scene;

};

namespace Ui

{

    class Ui_DrawMapWidget

    {

        public:

            DrawMapView *graphicsView;

            QLabel * lblPoints;

            void setupUi(QWidget *drawMapWidget)

            {

                QVBoxLayout * vbox = new QVBoxLayout(drawMapWidget);

                vbox->setMargin(0);

                QLayout * arLayout = new QVBoxLayout();

                arLayout->setAlignment(Qt::AlignCenter);

                vbox->addLayout(arLayout);

                lblPoints = new QLabel("0", drawMapWidget);

                lblPoints->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);

                arLayout->addWidget(lblPoints);

                graphicsView = new DrawMapView(drawMapWidget);

                graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

                graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

                graphicsView->setRenderHint(QPainter::Antialiasing, true);

                graphicsView->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);

                arLayout->addWidget(graphicsView);

                retranslateUi(drawMapWidget);

                QMetaObject::connectSlotsByName(drawMapWidget);

            } // setupUi

            void retranslateUi(QWidget *drawMapWidget)

            {

                Q_UNUSED(drawMapWidget);

            } // retranslateUi

    };

    class DrawMapWidget: public Ui_DrawMapWidget {};

}

class DrawMapWidget : public QWidget

{

        Q_OBJECT

    public:

        explicit DrawMapWidget(QWidget *parent = 0);

        ~DrawMapWidget();

        void setScene(DrawMapScene * scene);

    public slots:

        void undo();

        void clear();

        void optimize();

        void setErasing(bool erasing);

        void save(const QString & fileName);

        void load(const QString & fileName);

        void setPathType(DrawMapScene::PathType pathType);

        void setBrushSize(int brushSize);

    signals:

        void brushSizeChanged(int brushSize);

    protected:

        void changeEvent(QEvent *e);

        virtual void resizeEvent(QResizeEvent * event);

        virtual void showEvent(QShowEvent * event);

    private:

        Ui::DrawMapWidget *ui;

        DrawMapScene * m_scene;

    private slots:

        void pathChanged();

        void brushSizeChanged_slot(int brushSize);

};

#endif // DRAWMAPWIDGET_H