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-rw-r--r--svx/source/svdraw/svdotxdr.cxx248
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diff --git a/svx/source/svdraw/svdotxdr.cxx b/svx/source/svdraw/svdotxdr.cxx
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+++ b/svx/source/svdraw/svdotxdr.cxx
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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/svdotext.hxx>
+#include <svx/svdhdl.hxx>
+#include <svx/svddrag.hxx>
+#include <svx/svdview.hxx>
+#include <svx/svdorect.hxx>
+#include <svx/strings.hrc>
+#include <svx/svdoashp.hxx>
+#include <tools/bigint.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/range/b2drange.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <vcl/canvastools.hxx>
+#include <vcl/ptrstyle.hxx>
+
+
+sal_uInt32 SdrTextObj::GetHdlCount() const
+{
+ return 8;
+}
+
+void SdrTextObj::AddToHdlList(SdrHdlList& rHdlList) const
+{
+ for(sal_uInt32 nHdlNum=0; nHdlNum<8; ++nHdlNum)
+ {
+ Point aPnt;
+ SdrHdlKind eKind = SdrHdlKind::UpperLeft;
+ switch (nHdlNum) {
+ case 0: aPnt=maRect.TopLeft(); eKind=SdrHdlKind::UpperLeft; break;
+ case 1: aPnt=maRect.TopCenter(); eKind=SdrHdlKind::Upper; break;
+ case 2: aPnt=maRect.TopRight(); eKind=SdrHdlKind::UpperRight; break;
+ case 3: aPnt=maRect.LeftCenter(); eKind=SdrHdlKind::Left ; break;
+ case 4: aPnt=maRect.RightCenter(); eKind=SdrHdlKind::Right; break;
+ case 5: aPnt=maRect.BottomLeft(); eKind=SdrHdlKind::LowerLeft; break;
+ case 6: aPnt=maRect.BottomCenter(); eKind=SdrHdlKind::Lower; break;
+ case 7: aPnt=maRect.BottomRight(); eKind=SdrHdlKind::LowerRight; break;
+ }
+ if (maGeo.nShearAngle) ShearPoint(aPnt,maRect.TopLeft(),maGeo.mfTanShearAngle);
+ if (maGeo.nRotationAngle) RotatePoint(aPnt,maRect.TopLeft(),maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
+ std::unique_ptr<SdrHdl> pH(new SdrHdl(aPnt,eKind));
+ pH->SetObj(const_cast<SdrTextObj*>(this));
+ pH->SetRotationAngle(maGeo.nRotationAngle);
+ rHdlList.AddHdl(std::move(pH));
+ }
+}
+
+
+bool SdrTextObj::hasSpecialDrag() const
+{
+ return true;
+}
+
+tools::Rectangle SdrTextObj::ImpDragCalcRect(const SdrDragStat& rDrag) const
+{
+ tools::Rectangle aTmpRect(maRect);
+ const SdrHdl* pHdl=rDrag.GetHdl();
+ SdrHdlKind eHdl=pHdl==nullptr ? SdrHdlKind::Move : pHdl->GetKind();
+ bool bEcke=(eHdl==SdrHdlKind::UpperLeft || eHdl==SdrHdlKind::UpperRight || eHdl==SdrHdlKind::LowerLeft || eHdl==SdrHdlKind::LowerRight);
+ bool bOrtho=rDrag.GetView()!=nullptr && rDrag.GetView()->IsOrtho();
+ bool bBigOrtho=bEcke && bOrtho && rDrag.GetView()->IsBigOrtho();
+ Point aPos(rDrag.GetNow());
+ // Unrotate:
+ if (maGeo.nRotationAngle) RotatePoint(aPos,aTmpRect.TopLeft(),-maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
+ // Unshear:
+ if (maGeo.nShearAngle) ShearPoint(aPos,aTmpRect.TopLeft(),-maGeo.mfTanShearAngle);
+
+ bool bLft=(eHdl==SdrHdlKind::UpperLeft || eHdl==SdrHdlKind::Left || eHdl==SdrHdlKind::LowerLeft);
+ bool bRgt=(eHdl==SdrHdlKind::UpperRight || eHdl==SdrHdlKind::Right || eHdl==SdrHdlKind::LowerRight);
+ bool bTop=(eHdl==SdrHdlKind::UpperRight || eHdl==SdrHdlKind::Upper || eHdl==SdrHdlKind::UpperLeft);
+ bool bBtm=(eHdl==SdrHdlKind::LowerRight || eHdl==SdrHdlKind::Lower || eHdl==SdrHdlKind::LowerLeft);
+ if (bLft) aTmpRect.SetLeft(aPos.X() );
+ if (bRgt) aTmpRect.SetRight(aPos.X() );
+ if (bTop) aTmpRect.SetTop(aPos.Y() );
+ if (bBtm) aTmpRect.SetBottom(aPos.Y() );
+ if (bOrtho) { // Ortho
+ tools::Long nWdt0=maRect.Right() -maRect.Left();
+ tools::Long nHgt0=maRect.Bottom()-maRect.Top();
+ tools::Long nXMul=aTmpRect.Right() -aTmpRect.Left();
+ tools::Long nYMul=aTmpRect.Bottom()-aTmpRect.Top();
+ tools::Long nXDiv=nWdt0;
+ tools::Long nYDiv=nHgt0;
+ bool bXNeg=(nXMul<0)!=(nXDiv<0);
+ bool bYNeg=(nYMul<0)!=(nYDiv<0);
+ nXMul=std::abs(nXMul);
+ nYMul=std::abs(nYMul);
+ nXDiv=std::abs(nXDiv);
+ nYDiv=std::abs(nYDiv);
+ Fraction aXFact(nXMul,nXDiv); // fractions for canceling
+ Fraction aYFact(nYMul,nYDiv); // and for comparing
+ nXMul=aXFact.GetNumerator();
+ nYMul=aYFact.GetNumerator();
+ nXDiv=aXFact.GetDenominator();
+ nYDiv=aYFact.GetDenominator();
+ if (bEcke) { // corner point handles
+ bool bUseX=(aXFact<aYFact) != bBigOrtho;
+ if (bUseX) {
+ tools::Long nNeed=tools::Long(BigInt(nHgt0)*BigInt(nXMul)/BigInt(nXDiv));
+ if (bYNeg) nNeed=-nNeed;
+ if (bTop) aTmpRect.SetTop(aTmpRect.Bottom()-nNeed );
+ if (bBtm) aTmpRect.SetBottom(aTmpRect.Top()+nNeed );
+ } else {
+ tools::Long nNeed=tools::Long(BigInt(nWdt0)*BigInt(nYMul)/BigInt(nYDiv));
+ if (bXNeg) nNeed=-nNeed;
+ if (bLft) aTmpRect.SetLeft(aTmpRect.Right()-nNeed );
+ if (bRgt) aTmpRect.SetRight(aTmpRect.Left()+nNeed );
+ }
+ } else { // apex handles
+ if ((bLft || bRgt) && nXDiv!=0) {
+ tools::Long nHgt0b=maRect.Bottom()-maRect.Top();
+ tools::Long nNeed=tools::Long(BigInt(nHgt0b)*BigInt(nXMul)/BigInt(nXDiv));
+ aTmpRect.AdjustTop( -((nNeed-nHgt0b)/2) );
+ aTmpRect.SetBottom(aTmpRect.Top()+nNeed );
+ }
+ if ((bTop || bBtm) && nYDiv!=0) {
+ tools::Long nWdt0b=maRect.Right()-maRect.Left();
+ tools::Long nNeed=tools::Long(BigInt(nWdt0b)*BigInt(nYMul)/BigInt(nYDiv));
+ aTmpRect.AdjustLeft( -((nNeed-nWdt0b)/2) );
+ aTmpRect.SetRight(aTmpRect.Left()+nNeed );
+ }
+ }
+ }
+ if (dynamic_cast<const SdrObjCustomShape*>(this) == nullptr) // not justifying when in CustomShapes, to be able to detect if a shape has to be mirrored
+ ImpJustifyRect(aTmpRect);
+ return aTmpRect;
+}
+
+
+// drag
+
+bool SdrTextObj::applySpecialDrag(SdrDragStat& rDrag)
+{
+ tools::Rectangle aNewRect(ImpDragCalcRect(rDrag));
+
+ if(aNewRect.TopLeft() != maRect.TopLeft() && (maGeo.nRotationAngle || maGeo.nShearAngle))
+ {
+ Point aNewPos(aNewRect.TopLeft());
+
+ if (maGeo.nShearAngle)
+ ShearPoint(aNewPos,maRect.TopLeft(),maGeo.mfTanShearAngle);
+
+ if (maGeo.nRotationAngle)
+ RotatePoint(aNewPos,maRect.TopLeft(),maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
+
+ aNewRect.SetPos(aNewPos);
+ }
+
+ if (aNewRect != maRect)
+ {
+ NbcSetLogicRect(aNewRect);
+ }
+
+ return true;
+}
+
+OUString SdrTextObj::getSpecialDragComment(const SdrDragStat& /*rDrag*/) const
+{
+ return ImpGetDescriptionStr(STR_DragRectResize);
+}
+
+
+// Create
+
+bool SdrTextObj::BegCreate(SdrDragStat& rStat)
+{
+ rStat.SetOrtho4Possible();
+ tools::Rectangle aRect1(rStat.GetStart(), rStat.GetNow());
+ aRect1.Justify();
+ rStat.SetActionRect(aRect1);
+ maRect = aRect1;
+ return true;
+}
+
+bool SdrTextObj::MovCreate(SdrDragStat& rStat)
+{
+ tools::Rectangle aRect1;
+ rStat.TakeCreateRect(aRect1);
+ ImpJustifyRect(aRect1);
+ rStat.SetActionRect(aRect1);
+ maRect = aRect1; // for ObjName
+ SetBoundRectDirty();
+ m_bSnapRectDirty=true;
+ if (auto pRectObj = dynamic_cast<SdrRectObj *>(this)) {
+ pRectObj->SetXPolyDirty();
+ }
+ return true;
+}
+
+bool SdrTextObj::EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd)
+{
+ rStat.TakeCreateRect(maRect);
+ ImpJustifyRect(maRect);
+
+ AdaptTextMinSize();
+
+ SetBoundAndSnapRectsDirty();
+ if (auto pRectObj = dynamic_cast<SdrRectObj *>(this)) {
+ pRectObj->SetXPolyDirty();
+ }
+ return (eCmd==SdrCreateCmd::ForceEnd || rStat.GetPointCount()>=2);
+}
+
+void SdrTextObj::BrkCreate(SdrDragStat& /*rStat*/)
+{
+}
+
+bool SdrTextObj::BckCreate(SdrDragStat& /*rStat*/)
+{
+ return true;
+}
+
+basegfx::B2DPolyPolygon SdrTextObj::TakeCreatePoly(const SdrDragStat& rDrag) const
+{
+ tools::Rectangle aRect1;
+ rDrag.TakeCreateRect(aRect1);
+ aRect1.Justify();
+
+ basegfx::B2DPolyPolygon aRetval;
+ const basegfx::B2DRange aRange = vcl::unotools::b2DRectangleFromRectangle(aRect1);
+ aRetval.append(basegfx::utils::createPolygonFromRect(aRange));
+ return aRetval;
+}
+
+PointerStyle SdrTextObj::GetCreatePointer() const
+{
+ if (IsTextFrame()) return PointerStyle::DrawText;
+ return PointerStyle::Cross;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-03 22:35:34 +0000