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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 <sdr/contact/viewcontactofgraphic.hxx>
#include <sdr/contact/viewobjectcontactofgraphic.hxx>
#include <svx/svdograf.hxx>
#include <svx/sdr/primitive2d/sdrattributecreator.hxx>
#include <svl/itemset.hxx>
#include <svx/sdgcpitm.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <svx/sdr/contact/viewobjectcontact.hxx>
#include <svx/sdr/contact/objectcontact.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <sdr/primitive2d/sdrgrafprimitive2d.hxx>
#include <svx/strings.hrc>
#include <svdglob.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.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 <eventhandler.hxx>
#include <bitmaps.hlst>
namespace sdr
{
namespace contact
{
// Create a 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()
{
}
void ViewContactOfGraphic::flushGraphicObjects()
{
// #i102380# The graphic is swapped out. To let that have an effect, it is necessary to
// delete copies of the GraphicObject which are not swapped out and have no SwapHandler set
// (this is what happens when the GraphicObject gets copied to a SdrGrafPrimitive2D). This
// is best achieved for the VC by clearing the local decomposition cache. It would be possible
// to also do this for the VOC cache, but that VOCs exist exactly express that the object
// gets visualised, so this would be wrong.
flushViewIndependentPrimitive2DSequence();
}
drawinglayer::primitive2d::Primitive2DContainer ViewContactOfGraphic::createVIP2DSForPresObj(
const basegfx::B2DHomMatrix& rObjectMatrix,
const drawinglayer::attribute::SdrLineFillShadowTextAttribute& 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, MapUnit::Map100thMM);
}
else
{
aPrefSize = OutputDevice::LogicToLogic(aPrefSize, GetGrafObject().GetGrafPrefMapMode(), 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::SdrLineFillShadowTextAttribute(),
rGraphicObject,
aLocalGrafInfo));
xRetval.push_back(xReferenceB);
}
return xRetval;
}
drawinglayer::primitive2d::Primitive2DContainer ViewContactOfGraphic::createVIP2DSForDraft(
const basegfx::B2DHomMatrix& rObjectMatrix,
const drawinglayer::attribute::SdrLineFillShadowTextAttribute& 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(), MapUnit::Map100thMM);
}
else
{
aPrefSize = OutputDevice::LogicToLogic(aPrefSize, aDraftBitmap.GetPrefMapMode(), 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(
BitmapEx(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();
aDraftText += " ...";
}
if (!aDraftText.isEmpty() && GetGrafObject().GetModel())
{
// #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 aRectObj(OBJ_TEXT);
aRectObj.SetModel(GetGrafObject().GetModel());
aRectObj.NbcSetText(aDraftText);
aRectObj.SetMergedItem(SvxColorItem(Color(COL_LIGHTRED), EE_CHAR_COLOR));
// get SdrText and OPO
SdrText* pSdrText = aRectObj.getText(0);
OutlinerParaObject* pOPO = aRectObj.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,
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);
}
}
return xRetval;
}
drawinglayer::primitive2d::Primitive2DContainer ViewContactOfGraphic::createViewIndependentPrimitive2DSequence() const
{
drawinglayer::primitive2d::Primitive2DContainer xRetval;
const SfxItemSet& rItemSet = GetGrafObject().GetMergedItemSet();
// create and fill GraphicAttr
GraphicAttr aLocalGrafInfo;
const sal_uInt16 nTrans(static_cast<const SdrGrafTransparenceItem&>(rItemSet.Get(SDRATTR_GRAFTRANSPARENCE)).GetValue());
const SdrGrafCropItem& rCrop(static_cast<const SdrGrafCropItem&>(rItemSet.Get(SDRATTR_GRAFCROP)));
aLocalGrafInfo.SetLuminance(static_cast<const SdrGrafLuminanceItem&>(rItemSet.Get(SDRATTR_GRAFLUMINANCE)).GetValue());
aLocalGrafInfo.SetContrast(static_cast<const SdrGrafContrastItem&>(rItemSet.Get(SDRATTR_GRAFCONTRAST)).GetValue());
aLocalGrafInfo.SetChannelR(static_cast<const SdrGrafRedItem&>(rItemSet.Get(SDRATTR_GRAFRED)).GetValue());
aLocalGrafInfo.SetChannelG(static_cast<const SdrGrafGreenItem&>(rItemSet.Get(SDRATTR_GRAFGREEN)).GetValue());
aLocalGrafInfo.SetChannelB(static_cast<const SdrGrafBlueItem&>(rItemSet.Get(SDRATTR_GRAFBLUE)).GetValue());
aLocalGrafInfo.SetGamma(static_cast<const SdrGrafGamma100Item&>(rItemSet.Get(SDRATTR_GRAFGAMMA)).GetValue() * 0.01);
aLocalGrafInfo.SetTransparency((sal_uInt8)::basegfx::fround(std::min(nTrans, (sal_uInt16)100) * 2.55));
aLocalGrafInfo.SetInvert(static_cast<const SdrGrafInvertItem&>(rItemSet.Get(SDRATTR_GRAFINVERT)).GetValue());
aLocalGrafInfo.SetDrawMode(static_cast<const SdrGrafModeItem&>(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(255L != aLocalGrafInfo.GetTransparency());
drawinglayer::attribute::SdrLineFillShadowTextAttribute aAttribute(
drawinglayer::primitive2d::createNewSdrLineFillShadowTextAttribute(
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
tools::Rectangle rRectangle = GetGrafObject().GetGeoRect();
// Hack for calc, transform position of object according
// to current zoom so as objects relative position to grid
// appears stable
rRectangle += GetGrafObject().GetGridOffset();
const ::basegfx::B2DRange aObjectRange(
rRectangle.Left(), rRectangle.Top(),
rRectangle.Right(), rRectangle.Bottom());
// look for mirroring
const GeoStat& rGeoStat(GetGrafObject().GetGeoStat());
const sal_Int32 nRotationAngle(rGeoStat.nRotationAngle);
const bool bRota180(18000 == nRotationAngle);
const bool bMirrored(GetGrafObject().IsMirrored());
const sal_uInt16 nMirrorCase(bRota180 ? (bMirrored ? 3 : 4) : (bMirrored ? 2 : 1));
bool bHMirr((2 == nMirrorCase ) || (4 == nMirrorCase));
bool bVMirr((3 == nMirrorCase ) || (4 == nMirrorCase));
// set mirror flags at LocalGrafInfo. Take into account that the geometry in
// aObjectRange is already changed and rotated when bRota180 is used. To rebuild
// that old behaviour (as long as part of the model data), correct the H/V flags
// accordingly. The created bitmapPrimitive WILL use the rotation, too.
if(bRota180)
{
// if bRota180 which is used for vertical mirroring, the graphic will already be rotated
// by 180 degrees. To correct, switch off VMirror and invert HMirroring.
bHMirr = !bHMirr;
bVMirr = false;
}
if(bHMirr || bVMirr)
{
aLocalGrafInfo.SetMirrorFlags((bHMirr ? BmpMirrorFlags::Horizontal : BmpMirrorFlags::NONE)|(bVMirr ? BmpMirrorFlags::Vertical : BmpMirrorFlags::NONE));
}
// fill object matrix
const double fShearX(rGeoStat.nShearAngle ? tan((36000 - rGeoStat.nShearAngle) * F_PI18000) : 0.0);
const double fRotate(nRotationAngle ? (36000 - nRotationAngle) * F_PI18000 : 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
xRetval = 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 asynchronious
// 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
xRetval = 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));
xRetval = drawinglayer::primitive2d::Primitive2DContainer { xReference };
}
// always append an invisible outline for the cases where no visible content exists
xRetval.push_back(
drawinglayer::primitive2d::createHiddenGeometryPrimitives2D(
aObjectMatrix));
return xRetval;
}
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();
static bool bAllowReplacements(true);
if(rGraphicObject.IsSwappedOut() && bAllowReplacements)
return true;
// draft when no graphic
if(GraphicType::NONE == rGraphicObject.GetType() || GraphicType::Default == rGraphicObject.GetType())
return true;
return false;
}
} // end of namespace contact
} // end of namespace sdr
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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