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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 <svx/ImageMapInfo.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdograf.hxx>
#include <svx/svdoole2.hxx>
#include <vcl/imapobj.hxx>
#include <vcl/svapp.hxx>
#include <vcl/window.hxx>
SvxIMapInfo* SvxIMapInfo::GetIMapInfo(SdrObject const* pObject)
{
assert(pObject);
SvxIMapInfo* pIMapInfo = nullptr;
sal_uInt16 nCount = pObject->GetUserDataCount();
// Can we find IMap information within the user data?
for (sal_uInt16 i = 0; i < nCount; i++)
{
SdrObjUserData* pUserData = pObject->GetUserData(i);
if ((pUserData->GetInventor() == SdrInventor::StarDrawUserData)
&& (pUserData->GetId() == SVX_IMAPINFO_ID))
pIMapInfo = static_cast<SvxIMapInfo*>(pUserData);
}
return pIMapInfo;
}
IMapObject* SvxIMapInfo::GetHitIMapObject(const SdrObject* pObj, const Point& rWinPoint,
const vcl::Window* rCmpWnd)
{
SvxIMapInfo* pIMapInfo = GetIMapInfo(pObj);
IMapObject* pIMapObj = nullptr;
if (pIMapInfo)
{
const MapMode aMap100(MapUnit::Map100thMM);
Size aGraphSize;
Point aRelPoint(rWinPoint);
ImageMap& rImageMap = const_cast<ImageMap&>(pIMapInfo->GetImageMap());
tools::Rectangle& rRect = const_cast<tools::Rectangle&>(pObj->GetLogicRect());
if (rCmpWnd)
{
MapMode aWndMode = rCmpWnd->GetMapMode();
aRelPoint = rCmpWnd->LogicToLogic(rWinPoint, &aWndMode, &aMap100);
rRect = rCmpWnd->LogicToLogic(pObj->GetLogicRect(), &aWndMode, &aMap100);
}
bool bObjSupported = false;
// execute HitTest
if (auto pGrafObj = dynamic_cast<const SdrGrafObj*>(pObj)) // simple graphics object
{
const GeoStat& rGeo = pGrafObj->GetGeoStat();
std::unique_ptr<SdrGrafObjGeoData> pGeoData(
static_cast<SdrGrafObjGeoData*>(pGrafObj->GetGeoData()));
// Undo rotation
if (rGeo.nRotationAngle)
RotatePoint(aRelPoint, rRect.TopLeft(), -rGeo.nSin, rGeo.nCos);
// Undo mirroring
if (pGeoData->bMirrored)
aRelPoint.setX(rRect.Right() + rRect.Left() - aRelPoint.X());
// Undo shearing
if (rGeo.nShearAngle)
ShearPoint(aRelPoint, rRect.TopLeft(), -rGeo.nTan);
if (pGrafObj->GetGrafPrefMapMode().GetMapUnit() == MapUnit::MapPixel)
aGraphSize = Application::GetDefaultDevice()->PixelToLogic(
pGrafObj->GetGrafPrefSize(), aMap100);
else
aGraphSize = OutputDevice::LogicToLogic(pGrafObj->GetGrafPrefSize(),
pGrafObj->GetGrafPrefMapMode(), aMap100);
bObjSupported = true;
}
else if (auto pOleObj = dynamic_cast<const SdrOle2Obj*>(pObj)) // OLE object
{
aGraphSize = pOleObj->GetOrigObjSize();
bObjSupported = true;
}
// Everything worked out well, thus execute HitTest
if (bObjSupported)
{
// Calculate relative position of mouse cursor
aRelPoint -= rRect.TopLeft();
pIMapObj = rImageMap.GetHitIMapObject(aGraphSize, rRect.GetSize(), aRelPoint);
// We don't care about deactivated objects
if (pIMapObj && !pIMapObj->IsActive())
pIMapObj = nullptr;
}
}
return pIMapObj;
}
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