author | raptor <buckyballreaction@gmail.com> |
Tue, 13 Aug 2019 12:29:26 -0600 | |
changeset 15316 | e1d11d8dafdd |
parent 13214 | f5d36be88c61 |
permissions | -rw-r--r-- |
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/* |
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* Hedgewars, a free turn based strategy game |
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* Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef DRAWMAPSCENE_H |
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#define DRAWMAPSCENE_H |
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#include <QGraphicsScene> |
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#include <QPainterPath> |
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#include <QGraphicsEllipseItem> |
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#define DRAWN_MAP_BRUSH_SIZE_STEP (10) |
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#define DRAWN_MAP_BRUSH_SIZE_MAX (516) |
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#define DRAWN_MAP_BRUSH_SIZE_MIN (16) |
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#define DRAWN_MAP_BRUSH_SIZE_START (76) |
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class QGraphicsPathItem; |
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struct PathParams |
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{ |
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quint8 width; |
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bool erasing; |
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QPoint initialPoint; |
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QList<QPoint> points; |
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}; |
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typedef QList<PathParams> Paths; |
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class DrawMapScene : public QGraphicsScene |
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{ |
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Q_OBJECT |
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public: |
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enum PathType { |
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Polyline = 0, |
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Rectangle = 1, |
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Ellipse = 2 |
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}; |
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explicit DrawMapScene(QObject *parent = 0); |
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QByteArray encode(); |
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void decode(QByteArray data); |
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int pointsCount(); |
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int brushSize(); |
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signals: |
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void pathChanged(); |
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void brushSizeChanged(int brushSize); |
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public slots: |
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void undo(); |
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void clearMap(); |
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void simplifyLast(); |
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void optimize(); |
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void setErasing(bool erasing); |
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void showCursor(); |
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void hideCursor(); |
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void setPathType(PathType pathType); |
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void setBrushSize(int brushSize); |
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private: |
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QPen m_pen; |
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QBrush m_eraser; |
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QBrush m_brush; |
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QGraphicsPathItem * m_currPath; |
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Paths paths; |
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Paths oldPaths; |
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bool m_isErasing; |
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QList<QGraphicsItem *> oldItems; |
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QGraphicsEllipseItem * m_cursor; |
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bool m_isCursorShown; |
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QByteArray m_specialPoints; |
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PathType m_pathType; |
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virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * mouseEvent); |
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virtual void mousePressEvent(QGraphicsSceneMouseEvent * mouseEvent); |
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virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * mouseEvent); |
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virtual void wheelEvent(QGraphicsSceneWheelEvent *); |
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QPainterPath pointsToPath(const QList<QPoint> points); |
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quint8 serializePenWidth(int width); |
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int deserializePenWidth(quint8 width); |
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QList<QPointF> makeEllipse(const QPointF & center, const QPointF & corner); |
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QPointF putSomeConstraints(const QPointF & initialPoint, const QPointF & point); |
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}; |
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#endif // DRAWMAPSCENE_H |