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| -rw-r--r-- | svx/source/sdr/contact/viewcontactofgraphic.cxx | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/svx/source/sdr/contact/viewcontactofgraphic.cxx b/svx/source/sdr/contact/viewcontactofgraphic.cxx new file mode 100644 index 000000000..6428e5a66 --- /dev/null +++ b/svx/source/sdr/contact/viewcontactofgraphic.cxx @@ -0,0 +1,391 @@ +/* -*- 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 <sdr/contact/viewcontactofgraphic.hxx> +#include <sdr/contact/viewobjectcontactofgraphic.hxx> +#include <svx/svdograf.hxx> +#include <sdgtritm.hxx> +#include <svx/sdgluitm.hxx> +#include <sdgcoitm.hxx> +#include <svx/sdggaitm.hxx> +#include <sdginitm.hxx> +#include <svx/sdgmoitm.hxx> +#include <sdr/primitive2d/sdrattributecreator.hxx> +#include <svl/itemset.hxx> +#include <tools/debug.hxx> + +#include <svx/sdgcpitm.hxx> +#include <svx/sdr/contact/viewobjectcontact.hxx> +#include <svx/sdr/contact/objectcontact.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <sdr/primitive2d/sdrgrafprimitive2d.hxx> +#include <vcl/canvastools.hxx> +#include <vcl/svapp.hxx> +#include <vcl/settings.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <drawinglayer/primitive2d/PolygonHairlinePrimitive2D.hxx> +#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> +#include <sdr/primitive2d/sdrtextprimitive2d.hxx> +#include <editeng/eeitem.hxx> +#include <editeng/colritem.hxx> +#include <basegfx/matrix/b2dhommatrixtools.hxx> +#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx> +#include <toolkit/helper/vclunohelper.hxx> + +#include <bitmaps.hlst> + +namespace sdr::contact +{ + // Create an Object-Specific ViewObjectContact, set ViewContact and + // ObjectContact. Always needs to return something. + ViewObjectContact& ViewContactOfGraphic::CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact) + { + ViewObjectContact* pRetval = new ViewObjectContactOfGraphic(rObjectContact, *this); + DBG_ASSERT(pRetval, "ViewContact::CreateObjectSpecificViewObjectContact() failed (!)"); + + return *pRetval; + } + + ViewContactOfGraphic::ViewContactOfGraphic(SdrGrafObj& rGrafObj) + : ViewContactOfTextObj(rGrafObj) + { + } + + ViewContactOfGraphic::~ViewContactOfGraphic() + { + } + + drawinglayer::primitive2d::Primitive2DContainer ViewContactOfGraphic::createVIP2DSForPresObj( + const basegfx::B2DHomMatrix& rObjectMatrix, + const drawinglayer::attribute::SdrLineFillEffectsTextAttribute& rAttribute) const + { + drawinglayer::primitive2d::Primitive2DContainer xRetval; + GraphicObject aEmptyGraphicObject; + GraphicAttr aEmptyGraphicAttr; + + // SdrGrafPrimitive2D without content in original size which carries all eventual attributes and texts + const drawinglayer::primitive2d::Primitive2DReference xReferenceA(new drawinglayer::primitive2d::SdrGrafPrimitive2D( + rObjectMatrix, + rAttribute, + aEmptyGraphicObject, + aEmptyGraphicAttr)); + xRetval = drawinglayer::primitive2d::Primitive2DContainer { xReferenceA }; + + // SdrGrafPrimitive2D with content (which is the preview graphic) scaled to smaller size and + // without attributes + basegfx::B2DHomMatrix aSmallerMatrix; + + // #i94431# for some reason, i forgot to take the PrefMapMode of the graphic + // into account. Since EmptyPresObj's are only used in Draw/Impress, it is + // safe to assume 100th mm as target. + Size aPrefSize(GetGrafObject().GetGrafPrefSize()); + + if(MapUnit::MapPixel == GetGrafObject().GetGrafPrefMapMode().GetMapUnit()) + { + aPrefSize = Application::GetDefaultDevice()->PixelToLogic(aPrefSize, MapMode(MapUnit::Map100thMM)); + } + else + { + aPrefSize = OutputDevice::LogicToLogic(aPrefSize, GetGrafObject().GetGrafPrefMapMode(), MapMode(MapUnit::Map100thMM)); + } + + // decompose object matrix to get single values + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rObjectMatrix.decompose(aScale, aTranslate, fRotate, fShearX); + + const double fOffsetX((aScale.getX() - aPrefSize.getWidth()) / 2.0); + const double fOffsetY((aScale.getY() - aPrefSize.getHeight()) / 2.0); + + if(basegfx::fTools::moreOrEqual(fOffsetX, 0.0) && basegfx::fTools::moreOrEqual(fOffsetY, 0.0)) + { + // create the EmptyPresObj fallback visualisation. The fallback graphic + // is already provided in rGraphicObject in this case, use it + aSmallerMatrix = basegfx::utils::createScaleTranslateB2DHomMatrix(aPrefSize.getWidth(), aPrefSize.getHeight(), fOffsetX, fOffsetY); + aSmallerMatrix = basegfx::utils::createShearXRotateTranslateB2DHomMatrix(fShearX, fRotate, aTranslate) + * aSmallerMatrix; + + const GraphicObject& rGraphicObject = GetGrafObject().GetGraphicObject(); + const GraphicAttr aLocalGrafInfo; + const drawinglayer::primitive2d::Primitive2DReference xReferenceB(new drawinglayer::primitive2d::SdrGrafPrimitive2D( + aSmallerMatrix, + drawinglayer::attribute::SdrLineFillEffectsTextAttribute(), + rGraphicObject, + aLocalGrafInfo)); + + xRetval.push_back(xReferenceB); + } + + return xRetval; + } + + drawinglayer::primitive2d::Primitive2DContainer ViewContactOfGraphic::createVIP2DSForDraft( + const basegfx::B2DHomMatrix& rObjectMatrix, + const drawinglayer::attribute::SdrLineFillEffectsTextAttribute& rAttribute) const + { + drawinglayer::primitive2d::Primitive2DContainer xRetval; + GraphicObject aEmptyGraphicObject; + GraphicAttr aEmptyGraphicAttr; + + // SdrGrafPrimitive2D without content in original size which carries all eventual attributes and texts + const drawinglayer::primitive2d::Primitive2DReference xReferenceA(new drawinglayer::primitive2d::SdrGrafPrimitive2D( + rObjectMatrix, + rAttribute, + aEmptyGraphicObject, + aEmptyGraphicAttr)); + xRetval = drawinglayer::primitive2d::Primitive2DContainer { xReferenceA }; + + if(rAttribute.getLine().isDefault()) + { + // create a surrounding frame when no linestyle given + const Color aColor(Application::GetSettings().GetStyleSettings().GetShadowColor()); + const basegfx::BColor aBColor(aColor.getBColor()); + basegfx::B2DPolygon aOutline(basegfx::utils::createUnitPolygon()); + aOutline.transform(rObjectMatrix); + + xRetval.push_back( + drawinglayer::primitive2d::Primitive2DReference( + new drawinglayer::primitive2d::PolygonHairlinePrimitive2D( + aOutline, + aBColor))); + } + + // decompose object matrix to get single values + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rObjectMatrix.decompose(aScale, aTranslate, fRotate, fShearX); + + // define a distance value, used for distance from bitmap to borders and from bitmap + // to text, too (2 mm) + const double fDistance(200.0); + + // consume borders from values + aScale.setX(std::max(0.0, aScale.getX() - (2.0 * fDistance))); + aScale.setY(std::max(0.0, aScale.getY() - (2.0 * fDistance))); + aTranslate.setX(aTranslate.getX() + fDistance); + aTranslate.setY(aTranslate.getY() + fDistance); + + // draw a draft bitmap + const BitmapEx aDraftBitmap(BMAP_GrafikEi); + + if(!aDraftBitmap.IsEmpty()) + { + Size aPrefSize(aDraftBitmap.GetPrefSize()); + + if(MapUnit::MapPixel == aDraftBitmap.GetPrefMapMode().GetMapUnit()) + { + aPrefSize = Application::GetDefaultDevice()->PixelToLogic(aDraftBitmap.GetSizePixel(), MapMode(MapUnit::Map100thMM)); + } + else + { + aPrefSize = OutputDevice::LogicToLogic(aPrefSize, aDraftBitmap.GetPrefMapMode(), MapMode(MapUnit::Map100thMM)); + } + + const double fBitmapScaling(2.0); + const double fWidth(aPrefSize.getWidth() * fBitmapScaling); + const double fHeight(aPrefSize.getHeight() * fBitmapScaling); + + if(basegfx::fTools::more(fWidth, 1.0) + && basegfx::fTools::more(fHeight, 1.0) + && basegfx::fTools::lessOrEqual(fWidth, aScale.getX()) + && basegfx::fTools::lessOrEqual(fHeight, aScale.getY())) + { + const basegfx::B2DHomMatrix aBitmapMatrix(basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix( + fWidth, fHeight, fShearX, fRotate, aTranslate.getX(), aTranslate.getY())); + + xRetval.push_back( + drawinglayer::primitive2d::Primitive2DReference( + new drawinglayer::primitive2d::BitmapPrimitive2D( + VCLUnoHelper::CreateVCLXBitmap(aDraftBitmap), + aBitmapMatrix))); + + // consume bitmap size in X + aScale.setX(std::max(0.0, aScale.getX() - (fWidth + fDistance))); + aTranslate.setX(aTranslate.getX() + fWidth + fDistance); + } + } + + // Build the text for the draft object + OUString aDraftText = GetGrafObject().GetFileName(); + + if (aDraftText.isEmpty()) + { + aDraftText = GetGrafObject().GetName() + " ..."; + } + + if (!aDraftText.isEmpty()) + { + // #i103255# Goal is to produce TextPrimitives which hold the given text as + // BlockText in the available space. It would be very tricky to do + // an own word wrap/line layout here. + // Using SdrBlockTextPrimitive2D OTOH is critical since it internally + // uses the SdrObject it references. To solve this, create a temp + // SdrObject with Attributes and Text, generate a SdrBlockTextPrimitive2D + // directly and immediately decompose it. After that, it is no longer + // needed and can be deleted. + + // create temp RectObj as TextObj and set needed attributes + SdrRectObj* pRectObj(new SdrRectObj(GetGrafObject().getSdrModelFromSdrObject(), SdrObjKind::Text)); + pRectObj->NbcSetText(aDraftText); + pRectObj->SetMergedItem(SvxColorItem(COL_LIGHTRED, EE_CHAR_COLOR)); + + // get SdrText and OPO + SdrText* pSdrText(pRectObj->getText(0)); + OutlinerParaObject* pOPO(pRectObj->GetOutlinerParaObject()); + + if(pSdrText && pOPO) + { + // directly use the remaining space as TextRangeTransform + const basegfx::B2DHomMatrix aTextRangeTransform(basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix( + aScale, fShearX, fRotate, aTranslate)); + + // directly create temp SdrBlockTextPrimitive2D + rtl::Reference< drawinglayer::primitive2d::SdrBlockTextPrimitive2D > xBlockTextPrimitive(new drawinglayer::primitive2d::SdrBlockTextPrimitive2D( + pSdrText, + *pOPO, + aTextRangeTransform, + SDRTEXTHORZADJUST_LEFT, + SDRTEXTVERTADJUST_TOP, + false, + false, + false, + false)); + + // decompose immediately with neutral ViewInformation. This will + // layout the text to more simple TextPrimitives from drawinglayer + const drawinglayer::geometry::ViewInformation2D aViewInformation2D; + xBlockTextPrimitive->get2DDecomposition(xRetval, aViewInformation2D); + } + + // always use SdrObject::Free(...) for SdrObjects (!) + SdrObject* pTemp(pRectObj); + SdrObject::Free(pTemp); + } + + return xRetval; + } + + void ViewContactOfGraphic::createViewIndependentPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const + { + const SfxItemSet& rItemSet = GetGrafObject().GetMergedItemSet(); + + // create and fill GraphicAttr + GraphicAttr aLocalGrafInfo; + const sal_uInt16 nTrans(rItemSet.Get(SDRATTR_GRAFTRANSPARENCE).GetValue()); + const SdrGrafCropItem& rCrop(rItemSet.Get(SDRATTR_GRAFCROP)); + aLocalGrafInfo.SetLuminance(rItemSet.Get(SDRATTR_GRAFLUMINANCE).GetValue()); + aLocalGrafInfo.SetContrast(rItemSet.Get(SDRATTR_GRAFCONTRAST).GetValue()); + aLocalGrafInfo.SetChannelR(rItemSet.Get(SDRATTR_GRAFRED).GetValue()); + aLocalGrafInfo.SetChannelG(rItemSet.Get(SDRATTR_GRAFGREEN).GetValue()); + aLocalGrafInfo.SetChannelB(rItemSet.Get(SDRATTR_GRAFBLUE).GetValue()); + aLocalGrafInfo.SetGamma(rItemSet.Get(SDRATTR_GRAFGAMMA).GetValue() * 0.01); + aLocalGrafInfo.SetAlpha(255 - static_cast<sal_uInt8>(::basegfx::fround(std::min(nTrans, sal_uInt16(100)) * 2.55))); + aLocalGrafInfo.SetInvert(rItemSet.Get(SDRATTR_GRAFINVERT).GetValue()); + aLocalGrafInfo.SetDrawMode(rItemSet.Get(SDRATTR_GRAFMODE).GetValue()); + aLocalGrafInfo.SetCrop(rCrop.GetLeft(), rCrop.GetTop(), rCrop.GetRight(), rCrop.GetBottom()); + + // we have content if graphic is not completely transparent + const bool bHasContent(0 != aLocalGrafInfo.GetAlpha()); + drawinglayer::attribute::SdrLineFillEffectsTextAttribute aAttribute( + drawinglayer::primitive2d::createNewSdrLineFillEffectsTextAttribute( + rItemSet, + GetGrafObject().getText(0), + bHasContent)); + + // take unrotated snap rect for position and size. Directly use model data, not getBoundRect() or getSnapRect() + // which will use the primitive data we just create in the near future + const ::basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(GetGrafObject().GetGeoRect()); + + // look for mirroring + const GeoStat& rGeoStat(GetGrafObject().GetGeoStat()); + const Degree100 nRotationAngle(rGeoStat.nRotationAngle); + const bool bMirrored(GetGrafObject().IsMirrored()); + + if (bMirrored) + aLocalGrafInfo.SetMirrorFlags(BmpMirrorFlags::Horizontal); + + // fill object matrix + const double fShearX(-rGeoStat.mfTanShearAngle); + const double fRotate(nRotationAngle ? toRadians(36000_deg100 - nRotationAngle) : 0.0); + const basegfx::B2DHomMatrix aObjectMatrix(basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix( + aObjectRange.getWidth(), aObjectRange.getHeight(), + fShearX, fRotate, + aObjectRange.getMinX(), aObjectRange.getMinY())); + + // get the current, unchanged graphic object from SdrGrafObj + const GraphicObject& rGraphicObject = GetGrafObject().GetGraphicObject(); + + if(visualisationUsesPresObj()) + { + // it's an EmptyPresObj, create the SdrGrafPrimitive2D without content and another scaled one + // with the content which is the placeholder graphic + rVisitor.visit(createVIP2DSForPresObj(aObjectMatrix, aAttribute)); + } +#ifndef IOS // Enforce swap-in for tiled rendering for now, while we have no delayed updating mechanism + else if(visualisationUsesDraft()) + { + // #i102380# The graphic is swapped out. To not force a swap-in here, there is a mechanism + // which shows a swapped-out-visualisation (which gets created here now) and an asynchronous + // visual update mechanism for swapped-out graphics when they were loaded (see AsynchGraphicLoadingEvent + // and ViewObjectContactOfGraphic implementation). Not forcing the swap-in here allows faster + // (non-blocking) processing here and thus in the effect e.g. fast scrolling through pages + rVisitor.visit(createVIP2DSForDraft(aObjectMatrix, aAttribute)); + } +#endif + else + { + // create primitive. Info: Calling the copy-constructor of GraphicObject in this + // SdrGrafPrimitive2D constructor will force a full swap-in of the graphic + const drawinglayer::primitive2d::Primitive2DReference xReference( + new drawinglayer::primitive2d::SdrGrafPrimitive2D( + aObjectMatrix, + aAttribute, + rGraphicObject, + aLocalGrafInfo)); + + rVisitor.visit(xReference); + } + + // always append an invisible outline for the cases where no visible content exists + rVisitor.visit( + drawinglayer::primitive2d::createHiddenGeometryPrimitives2D( + aObjectMatrix)); + } + + bool ViewContactOfGraphic::visualisationUsesPresObj() const + { + return GetGrafObject().IsEmptyPresObj(); + } + + bool ViewContactOfGraphic::visualisationUsesDraft() const + { + // no draft when already PresObj + if(visualisationUsesPresObj()) + return false; + + // draft when swapped out + const GraphicObject& rGraphicObject = GetGrafObject().GetGraphicObject(); + + // draft when no graphic + return GraphicType::NONE == rGraphicObject.GetType() || GraphicType::Default == rGraphicObject.GetType(); + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |