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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 .
*/
#include "PresenterGeometryHelper.hxx"
#include <math.h>
#include <algorithm>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
namespace {
sal_Int32 Right (const awt::Rectangle& rBox)
{
return rBox.X + rBox.Width - 1;
}
sal_Int32 Bottom (const awt::Rectangle& rBox)
{
return rBox.Y + rBox.Height - 1;
}
sal_Int32 Width (const sal_Int32 nLeft, const sal_Int32 nRight)
{
return nRight - nLeft + 1;
}
sal_Int32 Height (const sal_Int32 nTop, const sal_Int32 nBottom)
{
return nBottom - nTop + 1;
}
} // end of anonymous namespace
namespace sdext { namespace presenter {
sal_Int32 PresenterGeometryHelper::Floor (const double nValue)
{
return sal::static_int_cast<sal_Int32>(floor(nValue));
}
sal_Int32 PresenterGeometryHelper::Ceil (const double nValue)
{
return sal::static_int_cast<sal_Int32>(ceil(nValue));
}
sal_Int32 PresenterGeometryHelper::Round (const double nValue)
{
return sal::static_int_cast<sal_Int32>(floor(0.5 + nValue));
}
awt::Rectangle PresenterGeometryHelper::ConvertRectangle (
const geometry::RealRectangle2D& rBox)
{
const sal_Int32 nLeft (Floor(rBox.X1));
const sal_Int32 nTop (Floor(rBox.Y1));
const sal_Int32 nRight (Ceil(rBox.X2));
const sal_Int32 nBottom (Ceil(rBox.Y2));
return awt::Rectangle (nLeft,nTop,nRight-nLeft,nBottom-nTop);
}
awt::Rectangle PresenterGeometryHelper::ConvertRectangleWithConstantSize (
const geometry::RealRectangle2D& rBox)
{
return awt::Rectangle (
Round(rBox.X1),
Round(rBox.Y1),
Round(rBox.X2 - rBox.X1),
Round(rBox.Y2 - rBox.Y1));
}
geometry::RealRectangle2D PresenterGeometryHelper::ConvertRectangle (
const css::awt::Rectangle& rBox)
{
return geometry::RealRectangle2D(
rBox.X,
rBox.Y,
rBox.X + rBox.Width,
rBox.Y + rBox.Height);
}
awt::Rectangle PresenterGeometryHelper::TranslateRectangle (
const css::awt::Rectangle& rBox,
const sal_Int32 nXOffset,
const sal_Int32 nYOffset)
{
return awt::Rectangle(rBox.X + nXOffset, rBox.Y + nYOffset, rBox.Width, rBox.Height);
}
awt::Rectangle PresenterGeometryHelper::Intersection (
const css::awt::Rectangle& rBox1,
const css::awt::Rectangle& rBox2)
{
const sal_Int32 nLeft (::std::max(rBox1.X, rBox2.X));
const sal_Int32 nTop (::std::max(rBox1.Y, rBox2.Y));
const sal_Int32 nRight (::std::min(Right(rBox1), Right(rBox2)));
const sal_Int32 nBottom (::std::min(Bottom(rBox1), Bottom(rBox2)));
if (nLeft >= nRight || nTop >= nBottom)
return awt::Rectangle();
else
return awt::Rectangle(nLeft,nTop, Width(nLeft,nRight), Height(nTop,nBottom));
}
geometry::RealRectangle2D PresenterGeometryHelper::Intersection (
const geometry::RealRectangle2D& rBox1,
const geometry::RealRectangle2D& rBox2)
{
const double nLeft (::std::max(rBox1.X1, rBox2.X1));
const double nTop (::std::max(rBox1.Y1, rBox2.Y1));
const double nRight (::std::min(rBox1.X2, rBox2.X2));
const double nBottom (::std::min(rBox1.Y2, rBox2.Y2));
if (nLeft >= nRight || nTop >= nBottom)
return geometry::RealRectangle2D(0,0,0,0);
else
return geometry::RealRectangle2D(nLeft,nTop, nRight, nBottom);
}
bool PresenterGeometryHelper::IsInside (
const css::geometry::RealRectangle2D& rBox,
const css::geometry::RealPoint2D& rPoint)
{
return rBox.X1 <= rPoint.X
&& rBox.Y1 <= rPoint.Y
&& rBox.X2 >= rPoint.X
&& rBox.Y2 >= rPoint.Y;
}
bool PresenterGeometryHelper::IsInside (
const css::awt::Rectangle& rBox1,
const css::awt::Rectangle& rBox2)
{
return rBox1.X >= rBox2.X
&& rBox1.Y >= rBox2.Y
&& rBox1.X+rBox1.Width <= rBox2.X+rBox2.Width
&& rBox1.Y+rBox1.Height <= rBox2.Y+rBox2.Height;
}
geometry::RealRectangle2D PresenterGeometryHelper::Union (
const geometry::RealRectangle2D& rBox1,
const geometry::RealRectangle2D& rBox2)
{
const double nLeft (::std::min(rBox1.X1, rBox2.X1));
const double nTop (::std::min(rBox1.Y1, rBox2.Y1));
const double nRight (::std::max(rBox1.X2, rBox2.X2));
const double nBottom (::std::max(rBox1.Y2, rBox2.Y2));
if (nLeft >= nRight || nTop >= nBottom)
return geometry::RealRectangle2D(0,0,0,0);
else
return geometry::RealRectangle2D(nLeft,nTop, nRight, nBottom);
}
bool PresenterGeometryHelper::AreRectanglesDisjoint (
const css::awt::Rectangle& rBox1,
const css::awt::Rectangle& rBox2)
{
return rBox1.X+rBox1.Width <= rBox2.X
|| rBox1.Y+rBox1.Height <= rBox2.Y
|| rBox1.X >= rBox2.X+rBox2.Width
|| rBox1.Y >= rBox2.Y+rBox2.Height;
}
Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
const awt::Rectangle& rBox,
const Reference<rendering::XGraphicDevice>& rxDevice)
{
if ( ! rxDevice.is())
return nullptr;
Sequence<Sequence<geometry::RealPoint2D> > aPoints(1);
aPoints[0] = Sequence<geometry::RealPoint2D>(4);
aPoints[0][0] = geometry::RealPoint2D(rBox.X, rBox.Y);
aPoints[0][1] = geometry::RealPoint2D(rBox.X, rBox.Y+rBox.Height);
aPoints[0][2] = geometry::RealPoint2D(rBox.X+rBox.Width, rBox.Y+rBox.Height);
aPoints[0][3] = geometry::RealPoint2D(rBox.X+rBox.Width, rBox.Y);
Reference<rendering::XLinePolyPolygon2D> xPolygon (
rxDevice->createCompatibleLinePolyPolygon(aPoints));
Reference<rendering::XPolyPolygon2D> xRectangle (xPolygon, UNO_QUERY);
if (xRectangle.is())
xRectangle->setClosed(0, true);
return xRectangle;
}
Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
const geometry::RealRectangle2D& rBox,
const Reference<rendering::XGraphicDevice>& rxDevice)
{
if ( ! rxDevice.is())
return nullptr;
Sequence<Sequence<geometry::RealPoint2D> > aPoints(1);
aPoints[0] = Sequence<geometry::RealPoint2D>(4);
aPoints[0][0] = geometry::RealPoint2D(rBox.X1, rBox.Y1);
aPoints[0][1] = geometry::RealPoint2D(rBox.X1, rBox.Y2);
aPoints[0][2] = geometry::RealPoint2D(rBox.X2, rBox.Y2);
aPoints[0][3] = geometry::RealPoint2D(rBox.X2, rBox.Y1);
Reference<rendering::XLinePolyPolygon2D> xPolygon (
rxDevice->createCompatibleLinePolyPolygon(aPoints));
Reference<rendering::XPolyPolygon2D> xRectangle (xPolygon, UNO_QUERY);
if (xRectangle.is())
xRectangle->setClosed(0, true);
return xRectangle;
}
Reference<rendering::XPolyPolygon2D> PresenterGeometryHelper::CreatePolygon(
const ::std::vector<css::awt::Rectangle>& rBoxes,
const Reference<rendering::XGraphicDevice>& rxDevice)
{
if ( ! rxDevice.is())
return nullptr;
const sal_Int32 nCount (rBoxes.size());
Sequence<Sequence<geometry::RealPoint2D> > aPoints(nCount);
for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
{
const awt::Rectangle& rBox (rBoxes[nIndex]);
aPoints[nIndex] = Sequence<geometry::RealPoint2D>(4);
aPoints[nIndex][0] = geometry::RealPoint2D(rBox.X, rBox.Y);
aPoints[nIndex][1] = geometry::RealPoint2D(rBox.X, rBox.Y+rBox.Height);
aPoints[nIndex][2] = geometry::RealPoint2D(rBox.X+rBox.Width, rBox.Y+rBox.Height);
aPoints[nIndex][3] = geometry::RealPoint2D(rBox.X+rBox.Width, rBox.Y);
}
Reference<rendering::XLinePolyPolygon2D> xPolygon (
rxDevice->createCompatibleLinePolyPolygon(aPoints));
Reference<rendering::XPolyPolygon2D> xRectangle (xPolygon, UNO_QUERY);
if (xRectangle.is())
for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
xRectangle->setClosed(nIndex, true);
return xRectangle;
}
} }
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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