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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERGEOMETRYHELPER_HXX
+#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERGEOMETRYHELPER_HXX
+
+#include <com/sun/star/awt/Rectangle.hpp>
+#include <com/sun/star/rendering/XGraphicDevice.hpp>
+#include <com/sun/star/rendering/XPolyPolygon2D.hpp>
+#include <com/sun/star/geometry/RealRectangle2D.hpp>
+#include <vector>
+
+namespace sdext::presenter {
+
+/** Collection of geometry related convenience functions.
+*/
+class PresenterGeometryHelper
+{
+public:
+ static sal_Int32 Round (const double nValue);
+ static sal_Int32 Floor (const double nValue);
+ static sal_Int32 Ceil (const double nValue);
+
+ /** Return the bounding box with integer coordinates of the given
+ rectangle. Note that due to different rounding of the left/top and
+ the right/bottom border the width of the resulting rectangle may
+ differ for different positions but constant width and height.
+ */
+ static css::awt::Rectangle ConvertRectangle (
+ const css::geometry::RealRectangle2D& rBox);
+
+ /** Convert the given rectangle to integer coordinates so that width and
+ height remain constant when only the position changes.
+ */
+ static css::awt::Rectangle ConvertRectangleWithConstantSize (
+ const css::geometry::RealRectangle2D& rBox);
+
+ static css::geometry::RealRectangle2D ConvertRectangle (
+ const css::awt::Rectangle& rBox);
+
+ // static css::awt::Size ConvertSize (
+ // const css::geometry::RealSize2D& rSize);
+
+ static css::awt::Rectangle TranslateRectangle (
+ const css::awt::Rectangle& rBox,
+ const sal_Int32 nXOffset,
+ const sal_Int32 nYOffset);
+
+ static css::awt::Rectangle Intersection (
+ const css::awt::Rectangle& rBox1,
+ const css::awt::Rectangle& rBox2);
+
+ static css::geometry::RealRectangle2D Intersection (
+ const css::geometry::RealRectangle2D& rBox1,
+ const css::geometry::RealRectangle2D& rBox2);
+
+ static bool IsInside (
+ const css::geometry::RealRectangle2D& rBox,
+ const css::geometry::RealPoint2D& rPoint);
+
+ /** Return whether rBox1 is completely inside rBox2.
+ */
+ static bool IsInside (
+ const css::awt::Rectangle& rBox1,
+ const css::awt::Rectangle& rBox2);
+
+ static css::geometry::RealRectangle2D Union (
+ const css::geometry::RealRectangle2D& rBox1,
+ const css::geometry::RealRectangle2D& rBox2);
+
+ static bool AreRectanglesDisjoint (
+ const css::awt::Rectangle& rBox1,
+ const css::awt::Rectangle& rBox2);
+
+ static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
+ const css::awt::Rectangle& rBox,
+ const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
+
+ static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
+ const css::geometry::RealRectangle2D& rBox,
+ const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
+
+ static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
+ const ::std::vector<css::awt::Rectangle>& rBoxes,
+ const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
+
+ /** Create a polygon for a rounded rectangle.
+ */
+ /* static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
+ const css::awt::Rectangle& rBox,
+ const double nRadius,
+ const css::uno::Reference<css::rendering::XGraphicDevice>&
+ rxDevice);
+ */
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */