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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 &region,
+                           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