1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_svx.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include "gradtrns.hxx" 32*cdf0e10cSrcweir #include <svx/svdobj.hxx> 33*cdf0e10cSrcweir #include <basegfx/range/b2drange.hxx> 34*cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrix.hxx> 35*cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrixtools.hxx> 36*cdf0e10cSrcweir #include <vcl/salbtype.hxx> // FRound 37*cdf0e10cSrcweir 38*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir void GradTransformer::GradToVec(GradTransGradient& rG, GradTransVector& rV, const SdrObject* pObj) 41*cdf0e10cSrcweir { 42*cdf0e10cSrcweir // handle start color 43*cdf0e10cSrcweir rV.aCol1 = rG.aGradient.GetStartColor(); 44*cdf0e10cSrcweir if(100 != rG.aGradient.GetStartIntens()) 45*cdf0e10cSrcweir { 46*cdf0e10cSrcweir const double fFact((double)rG.aGradient.GetStartIntens() / 100.0); 47*cdf0e10cSrcweir rV.aCol1 = Color(rV.aCol1.getBColor() * fFact); 48*cdf0e10cSrcweir } 49*cdf0e10cSrcweir 50*cdf0e10cSrcweir // handle end color 51*cdf0e10cSrcweir rV.aCol2 = rG.aGradient.GetEndColor(); 52*cdf0e10cSrcweir if(100 != rG.aGradient.GetEndIntens()) 53*cdf0e10cSrcweir { 54*cdf0e10cSrcweir const double fFact((double)rG.aGradient.GetEndIntens() / 100.0); 55*cdf0e10cSrcweir rV.aCol2 = Color(rV.aCol2.getBColor() * fFact); 56*cdf0e10cSrcweir } 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir // calc the basic positions 59*cdf0e10cSrcweir const Rectangle aObjectSnapRectangle(pObj->GetSnapRect()); 60*cdf0e10cSrcweir const basegfx::B2DRange aRange(aObjectSnapRectangle.Left(), aObjectSnapRectangle.Top(), aObjectSnapRectangle.Right(), aObjectSnapRectangle.Bottom()); 61*cdf0e10cSrcweir const basegfx::B2DPoint aCenter(aRange.getCenter()); 62*cdf0e10cSrcweir basegfx::B2DPoint aStartPos, aEndPos; 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir switch(rG.aGradient.GetGradientStyle()) 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir case XGRAD_LINEAR : 67*cdf0e10cSrcweir { 68*cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMinY()); 69*cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()); 70*cdf0e10cSrcweir 71*cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 72*cdf0e10cSrcweir { 73*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 74*cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 75*cdf0e10cSrcweir aFullVec.normalize(); 76*cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 77*cdf0e10cSrcweir } 78*cdf0e10cSrcweir 79*cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 80*cdf0e10cSrcweir { 81*cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 82*cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aCenter, -fAngle)); 83*cdf0e10cSrcweir 84*cdf0e10cSrcweir aStartPos *= aTransformation; 85*cdf0e10cSrcweir aEndPos *= aTransformation; 86*cdf0e10cSrcweir } 87*cdf0e10cSrcweir break; 88*cdf0e10cSrcweir } 89*cdf0e10cSrcweir case XGRAD_AXIAL : 90*cdf0e10cSrcweir { 91*cdf0e10cSrcweir aStartPos = aCenter; 92*cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()); 93*cdf0e10cSrcweir 94*cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 95*cdf0e10cSrcweir { 96*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aStartPos); 97*cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 98*cdf0e10cSrcweir aFullVec.normalize(); 99*cdf0e10cSrcweir aEndPos = aStartPos + (aFullVec * fLen); 100*cdf0e10cSrcweir } 101*cdf0e10cSrcweir 102*cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 103*cdf0e10cSrcweir { 104*cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 105*cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aCenter, -fAngle)); 106*cdf0e10cSrcweir 107*cdf0e10cSrcweir aStartPos *= aTransformation; 108*cdf0e10cSrcweir aEndPos *= aTransformation; 109*cdf0e10cSrcweir } 110*cdf0e10cSrcweir break; 111*cdf0e10cSrcweir } 112*cdf0e10cSrcweir case XGRAD_RADIAL : 113*cdf0e10cSrcweir case XGRAD_SQUARE : 114*cdf0e10cSrcweir { 115*cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMaximum().getY()); 116*cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMinY()); 117*cdf0e10cSrcweir 118*cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 119*cdf0e10cSrcweir { 120*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 121*cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 122*cdf0e10cSrcweir aFullVec.normalize(); 123*cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 124*cdf0e10cSrcweir } 125*cdf0e10cSrcweir 126*cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 127*cdf0e10cSrcweir { 128*cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 129*cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aEndPos, -fAngle)); 130*cdf0e10cSrcweir 131*cdf0e10cSrcweir aStartPos *= aTransformation; 132*cdf0e10cSrcweir aEndPos *= aTransformation; 133*cdf0e10cSrcweir } 134*cdf0e10cSrcweir 135*cdf0e10cSrcweir if(rG.aGradient.GetXOffset() || rG.aGradient.GetYOffset()) 136*cdf0e10cSrcweir { 137*cdf0e10cSrcweir basegfx::B2DPoint aOffset( 138*cdf0e10cSrcweir (aRange.getWidth() * rG.aGradient.GetXOffset()) / 100.0, 139*cdf0e10cSrcweir (aRange.getHeight() * rG.aGradient.GetYOffset()) / 100.0); 140*cdf0e10cSrcweir 141*cdf0e10cSrcweir aStartPos += aOffset; 142*cdf0e10cSrcweir aEndPos += aOffset; 143*cdf0e10cSrcweir } 144*cdf0e10cSrcweir 145*cdf0e10cSrcweir break; 146*cdf0e10cSrcweir } 147*cdf0e10cSrcweir case XGRAD_ELLIPTICAL : 148*cdf0e10cSrcweir case XGRAD_RECT : 149*cdf0e10cSrcweir { 150*cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aRange.getMinX(), aCenter.getY()); 151*cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMinY()); 152*cdf0e10cSrcweir 153*cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 154*cdf0e10cSrcweir { 155*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 156*cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 157*cdf0e10cSrcweir aFullVec.normalize(); 158*cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 159*cdf0e10cSrcweir } 160*cdf0e10cSrcweir 161*cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 162*cdf0e10cSrcweir { 163*cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 164*cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aEndPos, -fAngle)); 165*cdf0e10cSrcweir 166*cdf0e10cSrcweir aStartPos *= aTransformation; 167*cdf0e10cSrcweir aEndPos *= aTransformation; 168*cdf0e10cSrcweir } 169*cdf0e10cSrcweir 170*cdf0e10cSrcweir if(rG.aGradient.GetXOffset() || rG.aGradient.GetYOffset()) 171*cdf0e10cSrcweir { 172*cdf0e10cSrcweir basegfx::B2DPoint aOffset( 173*cdf0e10cSrcweir (aRange.getWidth() * rG.aGradient.GetXOffset()) / 100.0, 174*cdf0e10cSrcweir (aRange.getHeight() * rG.aGradient.GetYOffset()) / 100.0); 175*cdf0e10cSrcweir 176*cdf0e10cSrcweir aStartPos += aOffset; 177*cdf0e10cSrcweir aEndPos += aOffset; 178*cdf0e10cSrcweir } 179*cdf0e10cSrcweir 180*cdf0e10cSrcweir break; 181*cdf0e10cSrcweir } 182*cdf0e10cSrcweir } 183*cdf0e10cSrcweir 184*cdf0e10cSrcweir // set values for vector positions now 185*cdf0e10cSrcweir rV.maPositionA = aStartPos; 186*cdf0e10cSrcweir rV.maPositionB = aEndPos; 187*cdf0e10cSrcweir } 188*cdf0e10cSrcweir 189*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 190*cdf0e10cSrcweir 191*cdf0e10cSrcweir void GradTransformer::VecToGrad(GradTransVector& rV, GradTransGradient& rG, GradTransGradient& rGOld, const SdrObject* pObj, 192*cdf0e10cSrcweir sal_Bool bMoveSingle, sal_Bool bMoveFirst) 193*cdf0e10cSrcweir { 194*cdf0e10cSrcweir // fill old gradient to new gradient to have a base 195*cdf0e10cSrcweir rG = rGOld; 196*cdf0e10cSrcweir 197*cdf0e10cSrcweir // handle color changes 198*cdf0e10cSrcweir if(rV.aCol1 != rGOld.aGradient.GetStartColor()) 199*cdf0e10cSrcweir { 200*cdf0e10cSrcweir rG.aGradient.SetStartColor(rV.aCol1); 201*cdf0e10cSrcweir rG.aGradient.SetStartIntens(100); 202*cdf0e10cSrcweir } 203*cdf0e10cSrcweir if(rV.aCol2 != rGOld.aGradient.GetEndColor()) 204*cdf0e10cSrcweir { 205*cdf0e10cSrcweir rG.aGradient.SetEndColor(rV.aCol2); 206*cdf0e10cSrcweir rG.aGradient.SetEndIntens(100); 207*cdf0e10cSrcweir } 208*cdf0e10cSrcweir 209*cdf0e10cSrcweir // calc the basic positions 210*cdf0e10cSrcweir const Rectangle aObjectSnapRectangle(pObj->GetSnapRect()); 211*cdf0e10cSrcweir const basegfx::B2DRange aRange(aObjectSnapRectangle.Left(), aObjectSnapRectangle.Top(), aObjectSnapRectangle.Right(), aObjectSnapRectangle.Bottom()); 212*cdf0e10cSrcweir const basegfx::B2DPoint aCenter(aRange.getCenter()); 213*cdf0e10cSrcweir basegfx::B2DPoint aStartPos(rV.maPositionA); 214*cdf0e10cSrcweir basegfx::B2DPoint aEndPos(rV.maPositionB); 215*cdf0e10cSrcweir 216*cdf0e10cSrcweir switch(rG.aGradient.GetGradientStyle()) 217*cdf0e10cSrcweir { 218*cdf0e10cSrcweir case XGRAD_LINEAR : 219*cdf0e10cSrcweir { 220*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 221*cdf0e10cSrcweir { 222*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aStartPos); 223*cdf0e10cSrcweir 224*cdf0e10cSrcweir if(bMoveSingle) 225*cdf0e10cSrcweir { 226*cdf0e10cSrcweir aFullVec = aEndPos - aCenter; 227*cdf0e10cSrcweir } 228*cdf0e10cSrcweir 229*cdf0e10cSrcweir aFullVec.normalize(); 230*cdf0e10cSrcweir 231*cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 232*cdf0e10cSrcweir fNewFullAngle /= F_PI180; 233*cdf0e10cSrcweir fNewFullAngle *= -10.0; 234*cdf0e10cSrcweir fNewFullAngle += 900.0; 235*cdf0e10cSrcweir 236*cdf0e10cSrcweir // clip 237*cdf0e10cSrcweir while(fNewFullAngle < 0.0) 238*cdf0e10cSrcweir { 239*cdf0e10cSrcweir fNewFullAngle += 3600.0; 240*cdf0e10cSrcweir } 241*cdf0e10cSrcweir 242*cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 243*cdf0e10cSrcweir { 244*cdf0e10cSrcweir fNewFullAngle -= 3600.0; 245*cdf0e10cSrcweir } 246*cdf0e10cSrcweir 247*cdf0e10cSrcweir // to int and set 248*cdf0e10cSrcweir sal_Int32 nNewAngle = FRound(fNewFullAngle); 249*cdf0e10cSrcweir 250*cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 251*cdf0e10cSrcweir { 252*cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 253*cdf0e10cSrcweir } 254*cdf0e10cSrcweir } 255*cdf0e10cSrcweir 256*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 257*cdf0e10cSrcweir { 258*cdf0e10cSrcweir const basegfx::B2DVector aFullVec(aEndPos - aStartPos); 259*cdf0e10cSrcweir const basegfx::B2DPoint aBottomLeft(aRange.getMinX(), aRange.getMaximum().getY()); 260*cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 261*cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aBottomLeft - aTopLeft); 262*cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 263*cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 264*cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 265*cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 266*cdf0e10cSrcweir 267*cdf0e10cSrcweir // clip 268*cdf0e10cSrcweir if(nNewBorder < 0L) 269*cdf0e10cSrcweir { 270*cdf0e10cSrcweir nNewBorder = 0L; 271*cdf0e10cSrcweir } 272*cdf0e10cSrcweir 273*cdf0e10cSrcweir if(nNewBorder > 100L) 274*cdf0e10cSrcweir { 275*cdf0e10cSrcweir nNewBorder = 100L; 276*cdf0e10cSrcweir } 277*cdf0e10cSrcweir 278*cdf0e10cSrcweir // set 279*cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 280*cdf0e10cSrcweir { 281*cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 282*cdf0e10cSrcweir } 283*cdf0e10cSrcweir } 284*cdf0e10cSrcweir 285*cdf0e10cSrcweir break; 286*cdf0e10cSrcweir } 287*cdf0e10cSrcweir case XGRAD_AXIAL : 288*cdf0e10cSrcweir { 289*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 290*cdf0e10cSrcweir { 291*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aCenter); 292*cdf0e10cSrcweir const basegfx::B2DVector aOldVec(basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()) - aCenter); 293*cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 294*cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 295*cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 296*cdf0e10cSrcweir sal_Int32 nNewBorder = 100 - FRound(fNewBorder); 297*cdf0e10cSrcweir 298*cdf0e10cSrcweir // clip 299*cdf0e10cSrcweir if(nNewBorder < 0L) 300*cdf0e10cSrcweir { 301*cdf0e10cSrcweir nNewBorder = 0L; 302*cdf0e10cSrcweir } 303*cdf0e10cSrcweir 304*cdf0e10cSrcweir if(nNewBorder > 100L) 305*cdf0e10cSrcweir { 306*cdf0e10cSrcweir nNewBorder = 100L; 307*cdf0e10cSrcweir } 308*cdf0e10cSrcweir 309*cdf0e10cSrcweir // set 310*cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 311*cdf0e10cSrcweir { 312*cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 313*cdf0e10cSrcweir } 314*cdf0e10cSrcweir 315*cdf0e10cSrcweir aFullVec.normalize(); 316*cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 317*cdf0e10cSrcweir fNewFullAngle /= F_PI180; 318*cdf0e10cSrcweir fNewFullAngle *= -10.0; 319*cdf0e10cSrcweir fNewFullAngle += 900.0; 320*cdf0e10cSrcweir 321*cdf0e10cSrcweir // clip 322*cdf0e10cSrcweir while(fNewFullAngle < 0.0) 323*cdf0e10cSrcweir { 324*cdf0e10cSrcweir fNewFullAngle += 3600.0; 325*cdf0e10cSrcweir } 326*cdf0e10cSrcweir 327*cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 328*cdf0e10cSrcweir { 329*cdf0e10cSrcweir fNewFullAngle -= 3600.0; 330*cdf0e10cSrcweir } 331*cdf0e10cSrcweir 332*cdf0e10cSrcweir // to int and set 333*cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 334*cdf0e10cSrcweir 335*cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 336*cdf0e10cSrcweir { 337*cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 338*cdf0e10cSrcweir } 339*cdf0e10cSrcweir } 340*cdf0e10cSrcweir 341*cdf0e10cSrcweir break; 342*cdf0e10cSrcweir } 343*cdf0e10cSrcweir case XGRAD_RADIAL : 344*cdf0e10cSrcweir case XGRAD_SQUARE : 345*cdf0e10cSrcweir { 346*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 347*cdf0e10cSrcweir { 348*cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 349*cdf0e10cSrcweir const basegfx::B2DPoint aOffset(aEndPos - aTopLeft); 350*cdf0e10cSrcweir sal_Int32 nNewXOffset(FRound((aOffset.getX() * 100.0) / aRange.getWidth())); 351*cdf0e10cSrcweir sal_Int32 nNewYOffset(FRound((aOffset.getY() * 100.0) / aRange.getHeight())); 352*cdf0e10cSrcweir 353*cdf0e10cSrcweir // clip 354*cdf0e10cSrcweir if(nNewXOffset < 0L) 355*cdf0e10cSrcweir { 356*cdf0e10cSrcweir nNewXOffset = 0L; 357*cdf0e10cSrcweir } 358*cdf0e10cSrcweir 359*cdf0e10cSrcweir if(nNewXOffset > 100L) 360*cdf0e10cSrcweir { 361*cdf0e10cSrcweir nNewXOffset = 100L; 362*cdf0e10cSrcweir } 363*cdf0e10cSrcweir 364*cdf0e10cSrcweir if(nNewYOffset < 0L) 365*cdf0e10cSrcweir { 366*cdf0e10cSrcweir nNewYOffset = 0L; 367*cdf0e10cSrcweir } 368*cdf0e10cSrcweir 369*cdf0e10cSrcweir if(nNewYOffset > 100L) 370*cdf0e10cSrcweir { 371*cdf0e10cSrcweir nNewYOffset = 100L; 372*cdf0e10cSrcweir } 373*cdf0e10cSrcweir 374*cdf0e10cSrcweir rG.aGradient.SetXOffset((sal_uInt16)nNewXOffset); 375*cdf0e10cSrcweir rG.aGradient.SetYOffset((sal_uInt16)nNewYOffset); 376*cdf0e10cSrcweir 377*cdf0e10cSrcweir aStartPos -= aOffset; 378*cdf0e10cSrcweir aEndPos -= aOffset; 379*cdf0e10cSrcweir } 380*cdf0e10cSrcweir 381*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 382*cdf0e10cSrcweir { 383*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 384*cdf0e10cSrcweir const basegfx::B2DPoint aBottomLeft(aRange.getMinX(), aRange.getMaximum().getY()); 385*cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 386*cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aBottomLeft - aTopLeft); 387*cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 388*cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 389*cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 390*cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 391*cdf0e10cSrcweir 392*cdf0e10cSrcweir // clip 393*cdf0e10cSrcweir if(nNewBorder < 0L) 394*cdf0e10cSrcweir { 395*cdf0e10cSrcweir nNewBorder = 0L; 396*cdf0e10cSrcweir } 397*cdf0e10cSrcweir 398*cdf0e10cSrcweir if(nNewBorder > 100L) 399*cdf0e10cSrcweir { 400*cdf0e10cSrcweir nNewBorder = 100L; 401*cdf0e10cSrcweir } 402*cdf0e10cSrcweir 403*cdf0e10cSrcweir // set 404*cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 405*cdf0e10cSrcweir { 406*cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 407*cdf0e10cSrcweir } 408*cdf0e10cSrcweir 409*cdf0e10cSrcweir // angle is not definitely necessary for these modes, but it makes 410*cdf0e10cSrcweir // controlling more fun for the user 411*cdf0e10cSrcweir aFullVec.normalize(); 412*cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 413*cdf0e10cSrcweir fNewFullAngle /= F_PI180; 414*cdf0e10cSrcweir fNewFullAngle *= -10.0; 415*cdf0e10cSrcweir fNewFullAngle += 900.0; 416*cdf0e10cSrcweir 417*cdf0e10cSrcweir // clip 418*cdf0e10cSrcweir while(fNewFullAngle < 0.0) 419*cdf0e10cSrcweir { 420*cdf0e10cSrcweir fNewFullAngle += 3600.0; 421*cdf0e10cSrcweir } 422*cdf0e10cSrcweir 423*cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 424*cdf0e10cSrcweir { 425*cdf0e10cSrcweir fNewFullAngle -= 3600.0; 426*cdf0e10cSrcweir } 427*cdf0e10cSrcweir 428*cdf0e10cSrcweir // to int and set 429*cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 430*cdf0e10cSrcweir 431*cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 432*cdf0e10cSrcweir { 433*cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 434*cdf0e10cSrcweir } 435*cdf0e10cSrcweir } 436*cdf0e10cSrcweir 437*cdf0e10cSrcweir break; 438*cdf0e10cSrcweir } 439*cdf0e10cSrcweir case XGRAD_ELLIPTICAL : 440*cdf0e10cSrcweir case XGRAD_RECT : 441*cdf0e10cSrcweir { 442*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 443*cdf0e10cSrcweir { 444*cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 445*cdf0e10cSrcweir const basegfx::B2DPoint aOffset(aEndPos - aTopLeft); 446*cdf0e10cSrcweir sal_Int32 nNewXOffset(FRound((aOffset.getX() * 100.0) / aRange.getWidth())); 447*cdf0e10cSrcweir sal_Int32 nNewYOffset(FRound((aOffset.getY() * 100.0) / aRange.getHeight())); 448*cdf0e10cSrcweir 449*cdf0e10cSrcweir // clip 450*cdf0e10cSrcweir if(nNewXOffset < 0L) 451*cdf0e10cSrcweir { 452*cdf0e10cSrcweir nNewXOffset = 0L; 453*cdf0e10cSrcweir } 454*cdf0e10cSrcweir 455*cdf0e10cSrcweir if(nNewXOffset > 100L) 456*cdf0e10cSrcweir { 457*cdf0e10cSrcweir nNewXOffset = 100L; 458*cdf0e10cSrcweir } 459*cdf0e10cSrcweir 460*cdf0e10cSrcweir if(nNewYOffset < 0L) 461*cdf0e10cSrcweir { 462*cdf0e10cSrcweir nNewYOffset = 0L; 463*cdf0e10cSrcweir } 464*cdf0e10cSrcweir 465*cdf0e10cSrcweir if(nNewYOffset > 100L) 466*cdf0e10cSrcweir { 467*cdf0e10cSrcweir nNewYOffset = 100L; 468*cdf0e10cSrcweir } 469*cdf0e10cSrcweir 470*cdf0e10cSrcweir rG.aGradient.SetXOffset((sal_uInt16)nNewXOffset); 471*cdf0e10cSrcweir rG.aGradient.SetYOffset((sal_uInt16)nNewYOffset); 472*cdf0e10cSrcweir 473*cdf0e10cSrcweir aStartPos -= aOffset; 474*cdf0e10cSrcweir aEndPos -= aOffset; 475*cdf0e10cSrcweir } 476*cdf0e10cSrcweir 477*cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 478*cdf0e10cSrcweir { 479*cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 480*cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 481*cdf0e10cSrcweir const basegfx::B2DPoint aCenterLeft(aRange.getMinX(), aRange.getHeight()); 482*cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aCenterLeft - aTopLeft); 483*cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 484*cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 485*cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 486*cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 487*cdf0e10cSrcweir 488*cdf0e10cSrcweir // clip 489*cdf0e10cSrcweir if(nNewBorder < 0L) 490*cdf0e10cSrcweir { 491*cdf0e10cSrcweir nNewBorder = 0L; 492*cdf0e10cSrcweir } 493*cdf0e10cSrcweir 494*cdf0e10cSrcweir if(nNewBorder > 100L) 495*cdf0e10cSrcweir { 496*cdf0e10cSrcweir nNewBorder = 100L; 497*cdf0e10cSrcweir } 498*cdf0e10cSrcweir 499*cdf0e10cSrcweir // set 500*cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 501*cdf0e10cSrcweir { 502*cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 503*cdf0e10cSrcweir } 504*cdf0e10cSrcweir 505*cdf0e10cSrcweir // angle is not definitely necessary for these modes, but it makes 506*cdf0e10cSrcweir // controlling more fun for the user 507*cdf0e10cSrcweir aFullVec.normalize(); 508*cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 509*cdf0e10cSrcweir fNewFullAngle /= F_PI180; 510*cdf0e10cSrcweir fNewFullAngle *= -10.0; 511*cdf0e10cSrcweir fNewFullAngle += 900.0; 512*cdf0e10cSrcweir 513*cdf0e10cSrcweir // clip 514*cdf0e10cSrcweir while(fNewFullAngle < 0.0) 515*cdf0e10cSrcweir { 516*cdf0e10cSrcweir fNewFullAngle += 3600.0; 517*cdf0e10cSrcweir } 518*cdf0e10cSrcweir 519*cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 520*cdf0e10cSrcweir { 521*cdf0e10cSrcweir fNewFullAngle -= 3600.0; 522*cdf0e10cSrcweir } 523*cdf0e10cSrcweir 524*cdf0e10cSrcweir // to int and set 525*cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 526*cdf0e10cSrcweir 527*cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 528*cdf0e10cSrcweir { 529*cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 530*cdf0e10cSrcweir } 531*cdf0e10cSrcweir } 532*cdf0e10cSrcweir 533*cdf0e10cSrcweir break; 534*cdf0e10cSrcweir } 535*cdf0e10cSrcweir } 536*cdf0e10cSrcweir } 537*cdf0e10cSrcweir 538*cdf0e10cSrcweir // eof 539