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