1*f6e50924SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*f6e50924SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*f6e50924SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*f6e50924SAndrew Rist * distributed with this work for additional information 6*f6e50924SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*f6e50924SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*f6e50924SAndrew Rist * "License"); you may not use this file except in compliance 9*f6e50924SAndrew Rist * with the License. You may obtain a copy of the License at 10*f6e50924SAndrew Rist * 11*f6e50924SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*f6e50924SAndrew Rist * 13*f6e50924SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*f6e50924SAndrew Rist * software distributed under the License is distributed on an 15*f6e50924SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*f6e50924SAndrew Rist * KIND, either express or implied. See the License for the 17*f6e50924SAndrew Rist * specific language governing permissions and limitations 18*f6e50924SAndrew Rist * under the License. 19*f6e50924SAndrew Rist * 20*f6e50924SAndrew Rist *************************************************************/ 21*f6e50924SAndrew Rist 22*f6e50924SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_svx.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include "gradtrns.hxx" 28cdf0e10cSrcweir #include <svx/svdobj.hxx> 29cdf0e10cSrcweir #include <basegfx/range/b2drange.hxx> 30cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrix.hxx> 31cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrixtools.hxx> 32cdf0e10cSrcweir #include <vcl/salbtype.hxx> // FRound 33cdf0e10cSrcweir 34cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 35cdf0e10cSrcweir 36cdf0e10cSrcweir void GradTransformer::GradToVec(GradTransGradient& rG, GradTransVector& rV, const SdrObject* pObj) 37cdf0e10cSrcweir { 38cdf0e10cSrcweir // handle start color 39cdf0e10cSrcweir rV.aCol1 = rG.aGradient.GetStartColor(); 40cdf0e10cSrcweir if(100 != rG.aGradient.GetStartIntens()) 41cdf0e10cSrcweir { 42cdf0e10cSrcweir const double fFact((double)rG.aGradient.GetStartIntens() / 100.0); 43cdf0e10cSrcweir rV.aCol1 = Color(rV.aCol1.getBColor() * fFact); 44cdf0e10cSrcweir } 45cdf0e10cSrcweir 46cdf0e10cSrcweir // handle end color 47cdf0e10cSrcweir rV.aCol2 = rG.aGradient.GetEndColor(); 48cdf0e10cSrcweir if(100 != rG.aGradient.GetEndIntens()) 49cdf0e10cSrcweir { 50cdf0e10cSrcweir const double fFact((double)rG.aGradient.GetEndIntens() / 100.0); 51cdf0e10cSrcweir rV.aCol2 = Color(rV.aCol2.getBColor() * fFact); 52cdf0e10cSrcweir } 53cdf0e10cSrcweir 54cdf0e10cSrcweir // calc the basic positions 55cdf0e10cSrcweir const Rectangle aObjectSnapRectangle(pObj->GetSnapRect()); 56cdf0e10cSrcweir const basegfx::B2DRange aRange(aObjectSnapRectangle.Left(), aObjectSnapRectangle.Top(), aObjectSnapRectangle.Right(), aObjectSnapRectangle.Bottom()); 57cdf0e10cSrcweir const basegfx::B2DPoint aCenter(aRange.getCenter()); 58cdf0e10cSrcweir basegfx::B2DPoint aStartPos, aEndPos; 59cdf0e10cSrcweir 60cdf0e10cSrcweir switch(rG.aGradient.GetGradientStyle()) 61cdf0e10cSrcweir { 62cdf0e10cSrcweir case XGRAD_LINEAR : 63cdf0e10cSrcweir { 64cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMinY()); 65cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()); 66cdf0e10cSrcweir 67cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 68cdf0e10cSrcweir { 69cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 70cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 71cdf0e10cSrcweir aFullVec.normalize(); 72cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 73cdf0e10cSrcweir } 74cdf0e10cSrcweir 75cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 76cdf0e10cSrcweir { 77cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 78cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aCenter, -fAngle)); 79cdf0e10cSrcweir 80cdf0e10cSrcweir aStartPos *= aTransformation; 81cdf0e10cSrcweir aEndPos *= aTransformation; 82cdf0e10cSrcweir } 83cdf0e10cSrcweir break; 84cdf0e10cSrcweir } 85cdf0e10cSrcweir case XGRAD_AXIAL : 86cdf0e10cSrcweir { 87cdf0e10cSrcweir aStartPos = aCenter; 88cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()); 89cdf0e10cSrcweir 90cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 91cdf0e10cSrcweir { 92cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aStartPos); 93cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 94cdf0e10cSrcweir aFullVec.normalize(); 95cdf0e10cSrcweir aEndPos = aStartPos + (aFullVec * fLen); 96cdf0e10cSrcweir } 97cdf0e10cSrcweir 98cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 99cdf0e10cSrcweir { 100cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 101cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aCenter, -fAngle)); 102cdf0e10cSrcweir 103cdf0e10cSrcweir aStartPos *= aTransformation; 104cdf0e10cSrcweir aEndPos *= aTransformation; 105cdf0e10cSrcweir } 106cdf0e10cSrcweir break; 107cdf0e10cSrcweir } 108cdf0e10cSrcweir case XGRAD_RADIAL : 109cdf0e10cSrcweir case XGRAD_SQUARE : 110cdf0e10cSrcweir { 111cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMaximum().getY()); 112cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMinY()); 113cdf0e10cSrcweir 114cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 115cdf0e10cSrcweir { 116cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 117cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 118cdf0e10cSrcweir aFullVec.normalize(); 119cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 120cdf0e10cSrcweir } 121cdf0e10cSrcweir 122cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 123cdf0e10cSrcweir { 124cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 125cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aEndPos, -fAngle)); 126cdf0e10cSrcweir 127cdf0e10cSrcweir aStartPos *= aTransformation; 128cdf0e10cSrcweir aEndPos *= aTransformation; 129cdf0e10cSrcweir } 130cdf0e10cSrcweir 131cdf0e10cSrcweir if(rG.aGradient.GetXOffset() || rG.aGradient.GetYOffset()) 132cdf0e10cSrcweir { 133cdf0e10cSrcweir basegfx::B2DPoint aOffset( 134cdf0e10cSrcweir (aRange.getWidth() * rG.aGradient.GetXOffset()) / 100.0, 135cdf0e10cSrcweir (aRange.getHeight() * rG.aGradient.GetYOffset()) / 100.0); 136cdf0e10cSrcweir 137cdf0e10cSrcweir aStartPos += aOffset; 138cdf0e10cSrcweir aEndPos += aOffset; 139cdf0e10cSrcweir } 140cdf0e10cSrcweir 141cdf0e10cSrcweir break; 142cdf0e10cSrcweir } 143cdf0e10cSrcweir case XGRAD_ELLIPTICAL : 144cdf0e10cSrcweir case XGRAD_RECT : 145cdf0e10cSrcweir { 146cdf0e10cSrcweir aStartPos = basegfx::B2DPoint(aRange.getMinX(), aCenter.getY()); 147cdf0e10cSrcweir aEndPos = basegfx::B2DPoint(aRange.getMinX(), aRange.getMinY()); 148cdf0e10cSrcweir 149cdf0e10cSrcweir if(rG.aGradient.GetBorder()) 150cdf0e10cSrcweir { 151cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 152cdf0e10cSrcweir const double fLen = (aFullVec.getLength() * (100.0 - (double)rG.aGradient.GetBorder())) / 100.0; 153cdf0e10cSrcweir aFullVec.normalize(); 154cdf0e10cSrcweir aStartPos = aEndPos + (aFullVec * fLen); 155cdf0e10cSrcweir } 156cdf0e10cSrcweir 157cdf0e10cSrcweir if(rG.aGradient.GetAngle()) 158cdf0e10cSrcweir { 159cdf0e10cSrcweir const double fAngle = (double)rG.aGradient.GetAngle() * (F_PI180 / 10.0); 160cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransformation(basegfx::tools::createRotateAroundPoint(aEndPos, -fAngle)); 161cdf0e10cSrcweir 162cdf0e10cSrcweir aStartPos *= aTransformation; 163cdf0e10cSrcweir aEndPos *= aTransformation; 164cdf0e10cSrcweir } 165cdf0e10cSrcweir 166cdf0e10cSrcweir if(rG.aGradient.GetXOffset() || rG.aGradient.GetYOffset()) 167cdf0e10cSrcweir { 168cdf0e10cSrcweir basegfx::B2DPoint aOffset( 169cdf0e10cSrcweir (aRange.getWidth() * rG.aGradient.GetXOffset()) / 100.0, 170cdf0e10cSrcweir (aRange.getHeight() * rG.aGradient.GetYOffset()) / 100.0); 171cdf0e10cSrcweir 172cdf0e10cSrcweir aStartPos += aOffset; 173cdf0e10cSrcweir aEndPos += aOffset; 174cdf0e10cSrcweir } 175cdf0e10cSrcweir 176cdf0e10cSrcweir break; 177cdf0e10cSrcweir } 178cdf0e10cSrcweir } 179cdf0e10cSrcweir 180cdf0e10cSrcweir // set values for vector positions now 181cdf0e10cSrcweir rV.maPositionA = aStartPos; 182cdf0e10cSrcweir rV.maPositionB = aEndPos; 183cdf0e10cSrcweir } 184cdf0e10cSrcweir 185cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 186cdf0e10cSrcweir 187cdf0e10cSrcweir void GradTransformer::VecToGrad(GradTransVector& rV, GradTransGradient& rG, GradTransGradient& rGOld, const SdrObject* pObj, 188cdf0e10cSrcweir sal_Bool bMoveSingle, sal_Bool bMoveFirst) 189cdf0e10cSrcweir { 190cdf0e10cSrcweir // fill old gradient to new gradient to have a base 191cdf0e10cSrcweir rG = rGOld; 192cdf0e10cSrcweir 193cdf0e10cSrcweir // handle color changes 194cdf0e10cSrcweir if(rV.aCol1 != rGOld.aGradient.GetStartColor()) 195cdf0e10cSrcweir { 196cdf0e10cSrcweir rG.aGradient.SetStartColor(rV.aCol1); 197cdf0e10cSrcweir rG.aGradient.SetStartIntens(100); 198cdf0e10cSrcweir } 199cdf0e10cSrcweir if(rV.aCol2 != rGOld.aGradient.GetEndColor()) 200cdf0e10cSrcweir { 201cdf0e10cSrcweir rG.aGradient.SetEndColor(rV.aCol2); 202cdf0e10cSrcweir rG.aGradient.SetEndIntens(100); 203cdf0e10cSrcweir } 204cdf0e10cSrcweir 205cdf0e10cSrcweir // calc the basic positions 206cdf0e10cSrcweir const Rectangle aObjectSnapRectangle(pObj->GetSnapRect()); 207cdf0e10cSrcweir const basegfx::B2DRange aRange(aObjectSnapRectangle.Left(), aObjectSnapRectangle.Top(), aObjectSnapRectangle.Right(), aObjectSnapRectangle.Bottom()); 208cdf0e10cSrcweir const basegfx::B2DPoint aCenter(aRange.getCenter()); 209cdf0e10cSrcweir basegfx::B2DPoint aStartPos(rV.maPositionA); 210cdf0e10cSrcweir basegfx::B2DPoint aEndPos(rV.maPositionB); 211cdf0e10cSrcweir 212cdf0e10cSrcweir switch(rG.aGradient.GetGradientStyle()) 213cdf0e10cSrcweir { 214cdf0e10cSrcweir case XGRAD_LINEAR : 215cdf0e10cSrcweir { 216cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 217cdf0e10cSrcweir { 218cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aStartPos); 219cdf0e10cSrcweir 220cdf0e10cSrcweir if(bMoveSingle) 221cdf0e10cSrcweir { 222cdf0e10cSrcweir aFullVec = aEndPos - aCenter; 223cdf0e10cSrcweir } 224cdf0e10cSrcweir 225cdf0e10cSrcweir aFullVec.normalize(); 226cdf0e10cSrcweir 227cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 228cdf0e10cSrcweir fNewFullAngle /= F_PI180; 229cdf0e10cSrcweir fNewFullAngle *= -10.0; 230cdf0e10cSrcweir fNewFullAngle += 900.0; 231cdf0e10cSrcweir 232cdf0e10cSrcweir // clip 233cdf0e10cSrcweir while(fNewFullAngle < 0.0) 234cdf0e10cSrcweir { 235cdf0e10cSrcweir fNewFullAngle += 3600.0; 236cdf0e10cSrcweir } 237cdf0e10cSrcweir 238cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 239cdf0e10cSrcweir { 240cdf0e10cSrcweir fNewFullAngle -= 3600.0; 241cdf0e10cSrcweir } 242cdf0e10cSrcweir 243cdf0e10cSrcweir // to int and set 244cdf0e10cSrcweir sal_Int32 nNewAngle = FRound(fNewFullAngle); 245cdf0e10cSrcweir 246cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 247cdf0e10cSrcweir { 248cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 249cdf0e10cSrcweir } 250cdf0e10cSrcweir } 251cdf0e10cSrcweir 252cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 253cdf0e10cSrcweir { 254cdf0e10cSrcweir const basegfx::B2DVector aFullVec(aEndPos - aStartPos); 255cdf0e10cSrcweir const basegfx::B2DPoint aBottomLeft(aRange.getMinX(), aRange.getMaximum().getY()); 256cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 257cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aBottomLeft - aTopLeft); 258cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 259cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 260cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 261cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 262cdf0e10cSrcweir 263cdf0e10cSrcweir // clip 264cdf0e10cSrcweir if(nNewBorder < 0L) 265cdf0e10cSrcweir { 266cdf0e10cSrcweir nNewBorder = 0L; 267cdf0e10cSrcweir } 268cdf0e10cSrcweir 269cdf0e10cSrcweir if(nNewBorder > 100L) 270cdf0e10cSrcweir { 271cdf0e10cSrcweir nNewBorder = 100L; 272cdf0e10cSrcweir } 273cdf0e10cSrcweir 274cdf0e10cSrcweir // set 275cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 276cdf0e10cSrcweir { 277cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 278cdf0e10cSrcweir } 279cdf0e10cSrcweir } 280cdf0e10cSrcweir 281cdf0e10cSrcweir break; 282cdf0e10cSrcweir } 283cdf0e10cSrcweir case XGRAD_AXIAL : 284cdf0e10cSrcweir { 285cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 286cdf0e10cSrcweir { 287cdf0e10cSrcweir basegfx::B2DVector aFullVec(aEndPos - aCenter); 288cdf0e10cSrcweir const basegfx::B2DVector aOldVec(basegfx::B2DPoint(aCenter.getX(), aRange.getMaximum().getY()) - aCenter); 289cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 290cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 291cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 292cdf0e10cSrcweir sal_Int32 nNewBorder = 100 - FRound(fNewBorder); 293cdf0e10cSrcweir 294cdf0e10cSrcweir // clip 295cdf0e10cSrcweir if(nNewBorder < 0L) 296cdf0e10cSrcweir { 297cdf0e10cSrcweir nNewBorder = 0L; 298cdf0e10cSrcweir } 299cdf0e10cSrcweir 300cdf0e10cSrcweir if(nNewBorder > 100L) 301cdf0e10cSrcweir { 302cdf0e10cSrcweir nNewBorder = 100L; 303cdf0e10cSrcweir } 304cdf0e10cSrcweir 305cdf0e10cSrcweir // set 306cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 307cdf0e10cSrcweir { 308cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 309cdf0e10cSrcweir } 310cdf0e10cSrcweir 311cdf0e10cSrcweir aFullVec.normalize(); 312cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 313cdf0e10cSrcweir fNewFullAngle /= F_PI180; 314cdf0e10cSrcweir fNewFullAngle *= -10.0; 315cdf0e10cSrcweir fNewFullAngle += 900.0; 316cdf0e10cSrcweir 317cdf0e10cSrcweir // clip 318cdf0e10cSrcweir while(fNewFullAngle < 0.0) 319cdf0e10cSrcweir { 320cdf0e10cSrcweir fNewFullAngle += 3600.0; 321cdf0e10cSrcweir } 322cdf0e10cSrcweir 323cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 324cdf0e10cSrcweir { 325cdf0e10cSrcweir fNewFullAngle -= 3600.0; 326cdf0e10cSrcweir } 327cdf0e10cSrcweir 328cdf0e10cSrcweir // to int and set 329cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 330cdf0e10cSrcweir 331cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 332cdf0e10cSrcweir { 333cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 334cdf0e10cSrcweir } 335cdf0e10cSrcweir } 336cdf0e10cSrcweir 337cdf0e10cSrcweir break; 338cdf0e10cSrcweir } 339cdf0e10cSrcweir case XGRAD_RADIAL : 340cdf0e10cSrcweir case XGRAD_SQUARE : 341cdf0e10cSrcweir { 342cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 343cdf0e10cSrcweir { 344cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 345cdf0e10cSrcweir const basegfx::B2DPoint aOffset(aEndPos - aTopLeft); 346cdf0e10cSrcweir sal_Int32 nNewXOffset(FRound((aOffset.getX() * 100.0) / aRange.getWidth())); 347cdf0e10cSrcweir sal_Int32 nNewYOffset(FRound((aOffset.getY() * 100.0) / aRange.getHeight())); 348cdf0e10cSrcweir 349cdf0e10cSrcweir // clip 350cdf0e10cSrcweir if(nNewXOffset < 0L) 351cdf0e10cSrcweir { 352cdf0e10cSrcweir nNewXOffset = 0L; 353cdf0e10cSrcweir } 354cdf0e10cSrcweir 355cdf0e10cSrcweir if(nNewXOffset > 100L) 356cdf0e10cSrcweir { 357cdf0e10cSrcweir nNewXOffset = 100L; 358cdf0e10cSrcweir } 359cdf0e10cSrcweir 360cdf0e10cSrcweir if(nNewYOffset < 0L) 361cdf0e10cSrcweir { 362cdf0e10cSrcweir nNewYOffset = 0L; 363cdf0e10cSrcweir } 364cdf0e10cSrcweir 365cdf0e10cSrcweir if(nNewYOffset > 100L) 366cdf0e10cSrcweir { 367cdf0e10cSrcweir nNewYOffset = 100L; 368cdf0e10cSrcweir } 369cdf0e10cSrcweir 370cdf0e10cSrcweir rG.aGradient.SetXOffset((sal_uInt16)nNewXOffset); 371cdf0e10cSrcweir rG.aGradient.SetYOffset((sal_uInt16)nNewYOffset); 372cdf0e10cSrcweir 373cdf0e10cSrcweir aStartPos -= aOffset; 374cdf0e10cSrcweir aEndPos -= aOffset; 375cdf0e10cSrcweir } 376cdf0e10cSrcweir 377cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 378cdf0e10cSrcweir { 379cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 380cdf0e10cSrcweir const basegfx::B2DPoint aBottomLeft(aRange.getMinX(), aRange.getMaximum().getY()); 381cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 382cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aBottomLeft - aTopLeft); 383cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 384cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 385cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 386cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 387cdf0e10cSrcweir 388cdf0e10cSrcweir // clip 389cdf0e10cSrcweir if(nNewBorder < 0L) 390cdf0e10cSrcweir { 391cdf0e10cSrcweir nNewBorder = 0L; 392cdf0e10cSrcweir } 393cdf0e10cSrcweir 394cdf0e10cSrcweir if(nNewBorder > 100L) 395cdf0e10cSrcweir { 396cdf0e10cSrcweir nNewBorder = 100L; 397cdf0e10cSrcweir } 398cdf0e10cSrcweir 399cdf0e10cSrcweir // set 400cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 401cdf0e10cSrcweir { 402cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 403cdf0e10cSrcweir } 404cdf0e10cSrcweir 405cdf0e10cSrcweir // angle is not definitely necessary for these modes, but it makes 406cdf0e10cSrcweir // controlling more fun for the user 407cdf0e10cSrcweir aFullVec.normalize(); 408cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 409cdf0e10cSrcweir fNewFullAngle /= F_PI180; 410cdf0e10cSrcweir fNewFullAngle *= -10.0; 411cdf0e10cSrcweir fNewFullAngle += 900.0; 412cdf0e10cSrcweir 413cdf0e10cSrcweir // clip 414cdf0e10cSrcweir while(fNewFullAngle < 0.0) 415cdf0e10cSrcweir { 416cdf0e10cSrcweir fNewFullAngle += 3600.0; 417cdf0e10cSrcweir } 418cdf0e10cSrcweir 419cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 420cdf0e10cSrcweir { 421cdf0e10cSrcweir fNewFullAngle -= 3600.0; 422cdf0e10cSrcweir } 423cdf0e10cSrcweir 424cdf0e10cSrcweir // to int and set 425cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 426cdf0e10cSrcweir 427cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 428cdf0e10cSrcweir { 429cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 430cdf0e10cSrcweir } 431cdf0e10cSrcweir } 432cdf0e10cSrcweir 433cdf0e10cSrcweir break; 434cdf0e10cSrcweir } 435cdf0e10cSrcweir case XGRAD_ELLIPTICAL : 436cdf0e10cSrcweir case XGRAD_RECT : 437cdf0e10cSrcweir { 438cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && !bMoveFirst)) 439cdf0e10cSrcweir { 440cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 441cdf0e10cSrcweir const basegfx::B2DPoint aOffset(aEndPos - aTopLeft); 442cdf0e10cSrcweir sal_Int32 nNewXOffset(FRound((aOffset.getX() * 100.0) / aRange.getWidth())); 443cdf0e10cSrcweir sal_Int32 nNewYOffset(FRound((aOffset.getY() * 100.0) / aRange.getHeight())); 444cdf0e10cSrcweir 445cdf0e10cSrcweir // clip 446cdf0e10cSrcweir if(nNewXOffset < 0L) 447cdf0e10cSrcweir { 448cdf0e10cSrcweir nNewXOffset = 0L; 449cdf0e10cSrcweir } 450cdf0e10cSrcweir 451cdf0e10cSrcweir if(nNewXOffset > 100L) 452cdf0e10cSrcweir { 453cdf0e10cSrcweir nNewXOffset = 100L; 454cdf0e10cSrcweir } 455cdf0e10cSrcweir 456cdf0e10cSrcweir if(nNewYOffset < 0L) 457cdf0e10cSrcweir { 458cdf0e10cSrcweir nNewYOffset = 0L; 459cdf0e10cSrcweir } 460cdf0e10cSrcweir 461cdf0e10cSrcweir if(nNewYOffset > 100L) 462cdf0e10cSrcweir { 463cdf0e10cSrcweir nNewYOffset = 100L; 464cdf0e10cSrcweir } 465cdf0e10cSrcweir 466cdf0e10cSrcweir rG.aGradient.SetXOffset((sal_uInt16)nNewXOffset); 467cdf0e10cSrcweir rG.aGradient.SetYOffset((sal_uInt16)nNewYOffset); 468cdf0e10cSrcweir 469cdf0e10cSrcweir aStartPos -= aOffset; 470cdf0e10cSrcweir aEndPos -= aOffset; 471cdf0e10cSrcweir } 472cdf0e10cSrcweir 473cdf0e10cSrcweir if(!bMoveSingle || (bMoveSingle && bMoveFirst)) 474cdf0e10cSrcweir { 475cdf0e10cSrcweir basegfx::B2DVector aFullVec(aStartPos - aEndPos); 476cdf0e10cSrcweir const basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY()); 477cdf0e10cSrcweir const basegfx::B2DPoint aCenterLeft(aRange.getMinX(), aRange.getHeight()); 478cdf0e10cSrcweir const basegfx::B2DVector aOldVec(aCenterLeft - aTopLeft); 479cdf0e10cSrcweir const double fFullLen(aFullVec.getLength()); 480cdf0e10cSrcweir const double fOldLen(aOldVec.getLength()); 481cdf0e10cSrcweir const double fNewBorder((fFullLen * 100.0) / fOldLen); 482cdf0e10cSrcweir sal_Int32 nNewBorder(100L - FRound(fNewBorder)); 483cdf0e10cSrcweir 484cdf0e10cSrcweir // clip 485cdf0e10cSrcweir if(nNewBorder < 0L) 486cdf0e10cSrcweir { 487cdf0e10cSrcweir nNewBorder = 0L; 488cdf0e10cSrcweir } 489cdf0e10cSrcweir 490cdf0e10cSrcweir if(nNewBorder > 100L) 491cdf0e10cSrcweir { 492cdf0e10cSrcweir nNewBorder = 100L; 493cdf0e10cSrcweir } 494cdf0e10cSrcweir 495cdf0e10cSrcweir // set 496cdf0e10cSrcweir if(nNewBorder != rG.aGradient.GetBorder()) 497cdf0e10cSrcweir { 498cdf0e10cSrcweir rG.aGradient.SetBorder((sal_uInt16)nNewBorder); 499cdf0e10cSrcweir } 500cdf0e10cSrcweir 501cdf0e10cSrcweir // angle is not definitely necessary for these modes, but it makes 502cdf0e10cSrcweir // controlling more fun for the user 503cdf0e10cSrcweir aFullVec.normalize(); 504cdf0e10cSrcweir double fNewFullAngle(atan2(aFullVec.getY(), aFullVec.getX())); 505cdf0e10cSrcweir fNewFullAngle /= F_PI180; 506cdf0e10cSrcweir fNewFullAngle *= -10.0; 507cdf0e10cSrcweir fNewFullAngle += 900.0; 508cdf0e10cSrcweir 509cdf0e10cSrcweir // clip 510cdf0e10cSrcweir while(fNewFullAngle < 0.0) 511cdf0e10cSrcweir { 512cdf0e10cSrcweir fNewFullAngle += 3600.0; 513cdf0e10cSrcweir } 514cdf0e10cSrcweir 515cdf0e10cSrcweir while(fNewFullAngle >= 3600.0) 516cdf0e10cSrcweir { 517cdf0e10cSrcweir fNewFullAngle -= 3600.0; 518cdf0e10cSrcweir } 519cdf0e10cSrcweir 520cdf0e10cSrcweir // to int and set 521cdf0e10cSrcweir const sal_Int32 nNewAngle(FRound(fNewFullAngle)); 522cdf0e10cSrcweir 523cdf0e10cSrcweir if(nNewAngle != rGOld.aGradient.GetAngle()) 524cdf0e10cSrcweir { 525cdf0e10cSrcweir rG.aGradient.SetAngle(nNewAngle); 526cdf0e10cSrcweir } 527cdf0e10cSrcweir } 528cdf0e10cSrcweir 529cdf0e10cSrcweir break; 530cdf0e10cSrcweir } 531cdf0e10cSrcweir } 532cdf0e10cSrcweir } 533cdf0e10cSrcweir 534cdf0e10cSrcweir // eof 535