| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_svx.hxx" |
| #include <svx/sdr/overlay/overlayselection.hxx> |
| #include <basegfx/polygon/b2dpolygontools.hxx> |
| #include <basegfx/polygon/b2dpolygon.hxx> |
| #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> |
| #include <svtools/optionsdrawinglayer.hxx> |
| #include <vcl/svapp.hxx> |
| #include <vcl/outdev.hxx> |
| #include <drawinglayer/primitive2d/invertprimitive2d.hxx> |
| #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> |
| #include <basegfx/polygon/b2dpolypolygoncutter.hxx> |
| #include <svx/sdr/overlay/overlaymanager.hxx> |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| namespace sdr |
| { |
| namespace overlay |
| { |
| // combine rages geometrically to a single, ORed polygon |
| basegfx::B2DPolyPolygon impCombineRangesToPolyPolygon(const std::vector< basegfx::B2DRange >& rRanges) |
| { |
| const sal_uInt32 nCount(rRanges.size()); |
| basegfx::B2DPolyPolygon aRetval; |
| |
| for(sal_uInt32 a(0); a < nCount; a++) |
| { |
| const basegfx::B2DPolygon aDiscretePolygon(basegfx::tools::createPolygonFromRect(rRanges[a])); |
| |
| if(0 == a) |
| { |
| aRetval.append(aDiscretePolygon); |
| } |
| else |
| { |
| aRetval = basegfx::tools::solvePolygonOperationOr(aRetval, basegfx::B2DPolyPolygon(aDiscretePolygon)); |
| } |
| } |
| |
| return aRetval; |
| } |
| |
| // check if wanted type OVERLAY_TRANSPARENT or OVERLAY_SOLID |
| // is possible. If not, fallback to invert mode (classic mode) |
| OverlayType impCheckPossibleOverlayType(OverlayType aOverlayType) |
| { |
| if(OVERLAY_INVERT != aOverlayType) |
| { |
| const SvtOptionsDrawinglayer aSvtOptionsDrawinglayer; |
| |
| if(!aSvtOptionsDrawinglayer.IsTransparentSelection()) |
| { |
| // not possible when switched off by user |
| return OVERLAY_INVERT; |
| } |
| else |
| { |
| const OutputDevice *pOut = Application::GetDefaultDevice(); |
| |
| if(pOut->GetSettings().GetStyleSettings().GetHighContrastMode()) |
| { |
| // not possible when in high contrast mode |
| return OVERLAY_INVERT; |
| } |
| |
| if(!pOut->supportsOperation(OutDevSupport_TransparentRect)) |
| { |
| // not possible when no fast transparence paint is supported on the system |
| return OVERLAY_INVERT; |
| } |
| } |
| } |
| |
| return aOverlayType; |
| } |
| |
| drawinglayer::primitive2d::Primitive2DSequence OverlaySelection::createOverlayObjectPrimitive2DSequence() |
| { |
| drawinglayer::primitive2d::Primitive2DSequence aRetval; |
| const sal_uInt32 nCount(getRanges().size()); |
| |
| if(nCount) |
| { |
| // create range primitives |
| const bool bInvert(OVERLAY_INVERT == maLastOverlayType); |
| basegfx::BColor aRGBColor(getBaseColor().getBColor()); |
| aRetval.realloc(nCount); |
| |
| if(bInvert) |
| { |
| // force color to white for invert to get a full invert |
| aRGBColor = basegfx::BColor(1.0, 1.0, 1.0); |
| } |
| |
| for(sal_uInt32 a(0);a < nCount; a++) |
| { |
| const basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(maRanges[a])); |
| aRetval[a] = drawinglayer::primitive2d::Primitive2DReference( |
| new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D( |
| basegfx::B2DPolyPolygon(aPolygon), |
| aRGBColor)); |
| } |
| |
| if(bInvert) |
| { |
| // embed all in invert primitive |
| const drawinglayer::primitive2d::Primitive2DReference aInvert( |
| new drawinglayer::primitive2d::InvertPrimitive2D( |
| aRetval)); |
| aRetval = drawinglayer::primitive2d::Primitive2DSequence(&aInvert, 1); |
| } |
| else if(OVERLAY_TRANSPARENT == maLastOverlayType) |
| { |
| // embed all rectangles in transparent paint |
| const double fTransparence(mnLastTransparence / 100.0); |
| const drawinglayer::primitive2d::Primitive2DReference aUnifiedTransparence( |
| new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D( |
| aRetval, |
| fTransparence)); |
| |
| if(getBorder()) |
| { |
| const basegfx::B2DPolyPolygon aPolyPolygon(impCombineRangesToPolyPolygon(getRanges())); |
| const drawinglayer::primitive2d::Primitive2DReference aSelectionOutline( |
| new drawinglayer::primitive2d::PolyPolygonHairlinePrimitive2D( |
| aPolyPolygon, |
| aRGBColor)); |
| |
| // add both to result |
| aRetval.realloc(2); |
| aRetval[0] = aUnifiedTransparence; |
| aRetval[1] = aSelectionOutline; |
| } |
| else |
| { |
| // just add transparent part |
| aRetval = drawinglayer::primitive2d::Primitive2DSequence(&aUnifiedTransparence, 1); |
| } |
| } |
| } |
| |
| return aRetval; |
| } |
| |
| OverlaySelection::OverlaySelection( |
| OverlayType eType, |
| const Color& rColor, |
| const std::vector< basegfx::B2DRange >& rRanges, |
| bool bBorder) |
| : OverlayObject(rColor), |
| meOverlayType(eType), |
| maRanges(rRanges), |
| maLastOverlayType(eType), |
| mnLastTransparence(0), |
| mbBorder(bBorder) |
| { |
| // no AA for selection overlays |
| allowAntiAliase(false); |
| } |
| |
| OverlaySelection::~OverlaySelection() |
| { |
| if(getOverlayManager()) |
| { |
| getOverlayManager()->remove(*this); |
| } |
| } |
| |
| drawinglayer::primitive2d::Primitive2DSequence OverlaySelection::getOverlayObjectPrimitive2DSequence() const |
| { |
| // get current values |
| const OverlayType aNewOverlayType(impCheckPossibleOverlayType(meOverlayType)); |
| const SvtOptionsDrawinglayer aSvtOptionsDrawinglayer; |
| const sal_uInt16 nNewTransparence(aSvtOptionsDrawinglayer.GetTransparentSelectionPercent()); |
| |
| if(getPrimitive2DSequence().hasElements()) |
| { |
| if(aNewOverlayType != maLastOverlayType |
| || nNewTransparence != mnLastTransparence) |
| { |
| // conditions of last local decomposition have changed, delete |
| const_cast< OverlaySelection* >(this)->setPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DSequence()); |
| } |
| } |
| |
| if(!getPrimitive2DSequence().hasElements()) |
| { |
| // remember new values |
| const_cast< OverlaySelection* >(this)->maLastOverlayType = aNewOverlayType; |
| const_cast< OverlaySelection* >(this)->mnLastTransparence = nNewTransparence; |
| } |
| |
| // call base implementation |
| return OverlayObject::getOverlayObjectPrimitive2DSequence(); |
| } |
| |
| void OverlaySelection::setRanges(const std::vector< basegfx::B2DRange >& rNew) |
| { |
| if(rNew != maRanges) |
| { |
| maRanges = rNew; |
| objectChange(); |
| } |
| } |
| } // end of namespace overlay |
| } // end of namespace sdr |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // eof |