8b9e502480
Change-Id: I1992d1ffbbc80efe9749ebd254971a0a92a10019 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/124386 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
262 lines
8.2 KiB
C++
262 lines
8.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "PresenterGeometryHelper.hxx"
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#include <math.h>
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#include <algorithm>
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#include <o3tl/safeint.hxx>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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namespace {
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sal_Int32 Right (const awt::Rectangle& rBox)
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{
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return rBox.X + rBox.Width - 1;
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}
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sal_Int32 Bottom (const awt::Rectangle& rBox)
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{
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return rBox.Y + rBox.Height - 1;
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}
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sal_Int32 Width (const sal_Int32 nLeft, const sal_Int32 nRight)
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{
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return nRight - nLeft + 1;
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}
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sal_Int32 Height (const sal_Int32 nTop, const sal_Int32 nBottom)
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{
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return nBottom - nTop + 1;
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}
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} // end of anonymous namespace
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namespace sdext::presenter {
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sal_Int32 PresenterGeometryHelper::Floor (const double nValue)
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{
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return sal::static_int_cast<sal_Int32>(floor(nValue));
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}
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sal_Int32 PresenterGeometryHelper::Ceil (const double nValue)
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{
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return sal::static_int_cast<sal_Int32>(ceil(nValue));
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}
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sal_Int32 PresenterGeometryHelper::Round (const double nValue)
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{
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return sal::static_int_cast<sal_Int32>(floor(0.5 + nValue));
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}
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awt::Rectangle PresenterGeometryHelper::ConvertRectangle (
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const geometry::RealRectangle2D& rBox)
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{
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const sal_Int32 nLeft (Floor(rBox.X1));
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const sal_Int32 nTop (Floor(rBox.Y1));
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const sal_Int32 nRight (Ceil(rBox.X2));
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const sal_Int32 nBottom (Ceil(rBox.Y2));
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return awt::Rectangle (nLeft,nTop,nRight-nLeft,nBottom-nTop);
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}
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awt::Rectangle PresenterGeometryHelper::ConvertRectangleWithConstantSize (
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const geometry::RealRectangle2D& rBox)
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{
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return awt::Rectangle (
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Round(rBox.X1),
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Round(rBox.Y1),
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Round(rBox.X2 - rBox.X1),
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Round(rBox.Y2 - rBox.Y1));
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}
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geometry::RealRectangle2D PresenterGeometryHelper::ConvertRectangle (
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const css::awt::Rectangle& rBox)
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{
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return geometry::RealRectangle2D(
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rBox.X,
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rBox.Y,
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rBox.X + rBox.Width,
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rBox.Y + rBox.Height);
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}
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awt::Rectangle PresenterGeometryHelper::TranslateRectangle (
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const css::awt::Rectangle& rBox,
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const sal_Int32 nXOffset,
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const sal_Int32 nYOffset)
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{
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return awt::Rectangle(rBox.X + nXOffset, rBox.Y + nYOffset, rBox.Width, rBox.Height);
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}
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awt::Rectangle PresenterGeometryHelper::Intersection (
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const css::awt::Rectangle& rBox1,
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const css::awt::Rectangle& rBox2)
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{
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const sal_Int32 nLeft (::std::max(rBox1.X, rBox2.X));
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const sal_Int32 nTop (::std::max(rBox1.Y, rBox2.Y));
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const sal_Int32 nRight (::std::min(Right(rBox1), Right(rBox2)));
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const sal_Int32 nBottom (::std::min(Bottom(rBox1), Bottom(rBox2)));
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if (nLeft >= nRight || nTop >= nBottom)
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return awt::Rectangle();
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else
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return awt::Rectangle(nLeft,nTop, Width(nLeft,nRight), Height(nTop,nBottom));
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}
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geometry::RealRectangle2D PresenterGeometryHelper::Intersection (
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const geometry::RealRectangle2D& rBox1,
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const geometry::RealRectangle2D& rBox2)
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{
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const double nLeft (::std::max(rBox1.X1, rBox2.X1));
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const double nTop (::std::max(rBox1.Y1, rBox2.Y1));
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const double nRight (::std::min(rBox1.X2, rBox2.X2));
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const double nBottom (::std::min(rBox1.Y2, rBox2.Y2));
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if (nLeft >= nRight || nTop >= nBottom)
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return geometry::RealRectangle2D(0,0,0,0);
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else
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return geometry::RealRectangle2D(nLeft,nTop, nRight, nBottom);
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}
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bool PresenterGeometryHelper::IsInside (
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const css::geometry::RealRectangle2D& rBox,
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const css::geometry::RealPoint2D& rPoint)
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{
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return rBox.X1 <= rPoint.X
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&& rBox.Y1 <= rPoint.Y
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&& rBox.X2 >= rPoint.X
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&& rBox.Y2 >= rPoint.Y;
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}
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bool PresenterGeometryHelper::IsInside (
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const css::awt::Rectangle& rBox1,
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const css::awt::Rectangle& rBox2)
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{
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return rBox1.X >= rBox2.X
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&& rBox1.Y >= rBox2.Y
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&& rBox1.X+rBox1.Width <= rBox2.X+rBox2.Width
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&& rBox1.Y+rBox1.Height <= rBox2.Y+rBox2.Height;
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}
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geometry::RealRectangle2D PresenterGeometryHelper::Union (
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const geometry::RealRectangle2D& rBox1,
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const geometry::RealRectangle2D& rBox2)
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{
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const double nLeft (::std::min(rBox1.X1, rBox2.X1));
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const double nTop (::std::min(rBox1.Y1, rBox2.Y1));
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const double nRight (::std::max(rBox1.X2, rBox2.X2));
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const double nBottom (::std::max(rBox1.Y2, rBox2.Y2));
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if (nLeft >= nRight || nTop >= nBottom)
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return geometry::RealRectangle2D(0,0,0,0);
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else
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return geometry::RealRectangle2D(nLeft,nTop, nRight, nBottom);
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}
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bool PresenterGeometryHelper::AreRectanglesDisjoint (
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const css::awt::Rectangle& rBox1,
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const css::awt::Rectangle& rBox2)
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{
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return rBox1.X+rBox1.Width <= rBox2.X
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|| rBox1.Y+rBox1.Height <= rBox2.Y
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|| rBox1.X >= rBox2.X+rBox2.Width
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|| rBox1.Y >= rBox2.Y+rBox2.Height;
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}
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Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
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const awt::Rectangle& rBox,
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const Reference<rendering::XGraphicDevice>& rxDevice)
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{
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if ( ! rxDevice.is())
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return nullptr;
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Sequence<Sequence<geometry::RealPoint2D> > aPoints
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{
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{
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{ o3tl::narrowing<double>(rBox.X), o3tl::narrowing<double>(rBox.Y) },
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{ o3tl::narrowing<double>(rBox.X), o3tl::narrowing<double>(rBox.Y+rBox.Height) },
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{ o3tl::narrowing<double>(rBox.X+rBox.Width), o3tl::narrowing<double>(rBox.Y+rBox.Height) },
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{ o3tl::narrowing<double>(rBox.X+rBox.Width), o3tl::narrowing<double>(rBox.Y) }
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}
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};
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Reference<rendering::XLinePolyPolygon2D> xPolygon (
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rxDevice->createCompatibleLinePolyPolygon(aPoints));
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if (xPolygon.is())
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xPolygon->setClosed(0, true);
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return xPolygon;
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}
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Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
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const geometry::RealRectangle2D& rBox,
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const Reference<rendering::XGraphicDevice>& rxDevice)
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{
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if ( ! rxDevice.is())
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return nullptr;
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Sequence<Sequence<geometry::RealPoint2D> > aPoints
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{
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{
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{ rBox.X1, rBox.Y1 },
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{ rBox.X1, rBox.Y2 },
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{ rBox.X2, rBox.Y2 },
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{ rBox.X2, rBox.Y1 }
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}
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};
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Reference<rendering::XLinePolyPolygon2D> xPolygon (
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rxDevice->createCompatibleLinePolyPolygon(aPoints));
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if (xPolygon.is())
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xPolygon->setClosed(0, true);
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return xPolygon;
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}
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Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
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const ::std::vector<css::awt::Rectangle>& rBoxes,
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const Reference<rendering::XGraphicDevice>& rxDevice)
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{
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if ( ! rxDevice.is())
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return nullptr;
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const sal_Int32 nCount (rBoxes.size());
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Sequence<Sequence<geometry::RealPoint2D> > aPoints(nCount);
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auto aPointsRange = asNonConstRange(aPoints);
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for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
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{
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const awt::Rectangle& rBox (rBoxes[nIndex]);
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aPointsRange[nIndex] = Sequence<geometry::RealPoint2D>
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{
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{ o3tl::narrowing<double>(rBox.X), o3tl::narrowing<double>(rBox.Y) },
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{ o3tl::narrowing<double>(rBox.X), o3tl::narrowing<double>(rBox.Y+rBox.Height) },
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{ o3tl::narrowing<double>(rBox.X+rBox.Width), o3tl::narrowing<double>(rBox.Y+rBox.Height) },
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{ o3tl::narrowing<double>(rBox.X+rBox.Width), o3tl::narrowing<double>(rBox.Y) }
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};
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}
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Reference<rendering::XLinePolyPolygon2D> xPolygon (
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rxDevice->createCompatibleLinePolyPolygon(aPoints));
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if (xPolygon.is())
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for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
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xPolygon->setClosed(nIndex, true);
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return xPolygon;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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