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/*
* isometricrenderer.h
* Copyright 2009-2010, Thorbjørn Lindeijer <thorbjorn@lindeijer.nl>
*
* This file is part of libtiled.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ISOMETRICRENDERER_H
#define ISOMETRICRENDERER_H
#include "maprenderer.h"
namespace Tiled {
/**
* An isometric map renderer.
*
* Isometric maps have diamond shaped tiles. This map renderer renders them in
* such a way that the map will also be diamond shaped. The X axis points to
* the bottom right while the Y axis points to the bottom left.
*/
class TILEDSHARED_EXPORT IsometricRenderer : public MapRenderer
{
public:
IsometricRenderer(const Map *map) : MapRenderer(map) {}
QSize mapSize() const;
QRect boundingRect(const QRect &rect) const;
QRectF boundingRect(const MapObject *object) const;
QPainterPath shape(const MapObject *object) const;
void drawGrid(QPainter *painter, const QRectF &rect) const;
void drawTileLayer(QPainter *painter, const TileLayer *layer,
const QRectF &exposed = QRectF()) const;
void drawTileSelection(QPainter *painter,
const QRegion ®ion,
const QColor &color,
const QRectF &exposed) const;
void drawMapObject(QPainter *painter,
const MapObject *object,
const QColor &color) const;
using MapRenderer::pixelToTileCoords;
QPointF pixelToTileCoords(qreal x, qreal y) const;
using MapRenderer::tileToPixelCoords;
QPointF tileToPixelCoords(qreal x, qreal y) const;
private:
QPolygonF tileRectToPolygon(const QRect &rect) const;
QPolygonF tileRectToPolygon(const QRectF &rect) const;
};
} // namespace Tiled
#endif // ISOMETRICRENDERER_H
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