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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/viewcontactofsdrobjcustomshape.hxx>
#include <svx/svdoashp.hxx>
#include <svx/sdooitm.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <svx/sdr/primitive2d/sdrattributecreator.hxx>
#include <svx/svditer.hxx>
#include <sdr/primitive2d/sdrcustomshapeprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <svx/obj3d.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
#include <vcl/canvastools.hxx>
#include <sal/log.hxx>
namespace sdr::contact
{
ViewContactOfSdrObjCustomShape::ViewContactOfSdrObjCustomShape(SdrObjCustomShape& rCustomShape)
: ViewContactOfTextObj(rCustomShape)
{
}
ViewContactOfSdrObjCustomShape::~ViewContactOfSdrObjCustomShape()
{
}
basegfx::B2DRange ViewContactOfSdrObjCustomShape::getCorrectedTextBoundRect() const
{
const tools::Rectangle aObjectBound(GetCustomShapeObj().GetGeoRect());
tools::Rectangle aTextBound(aObjectBound);
GetCustomShapeObj().GetTextBounds(aTextBound);
basegfx::B2DRange aTextRange = vcl::unotools::b2DRectangleFromRectangle(aTextBound);
const basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(aObjectBound);
// no need to correct if no extra text range
if(aTextRange != aObjectRange)
{
const GeoStat& rGeoStat(GetCustomShapeObj().GetGeoStat());
// only correct when rotation and/or shear is used
if(rGeoStat.nShearAngle || rGeoStat.nRotationAngle )
{
// text range needs to be corrected by
// aObjectRange.getCenter() - aRotObjectRange.getCenter() since it's
// defined differently by using rotation around object center. Start
// with positive part
basegfx::B2DVector aTranslation(aObjectRange.getCenter());
// get rotated and sheared object's range
basegfx::B2DRange aRotObjectRange(aObjectRange);
basegfx::B2DHomMatrix aRotMatrix;
aRotMatrix.translate(-aObjectRange.getMinimum().getX(), -aObjectRange.getMinimum().getY());
if(rGeoStat.nShearAngle)
{
aRotMatrix.shearX(tan((36000 - rGeoStat.nShearAngle) * F_PI18000));
}
if(rGeoStat.nRotationAngle)
{
aRotMatrix.rotate((36000 - rGeoStat.nRotationAngle) * F_PI18000);
}
aRotMatrix.translate(aObjectRange.getMinimum().getX(), aObjectRange.getMinimum().getY());
aRotObjectRange.transform(aRotMatrix);
// add negative translation part
aTranslation -= aRotObjectRange.getCenter();
// create new range
aTextRange = basegfx::B2DRange(
aTextRange.getMinX() + aTranslation.getX(), aTextRange.getMinY() + aTranslation.getY(),
aTextRange.getMaxX() + aTranslation.getX(), aTextRange.getMaxY() + aTranslation.getY());
}
// NbcMirror() of SdrTextObj (from which SdrObjCustomShape is derived), adds a
// 180deg rotation around the shape center to GeoStat.nRotationAngle. So remove here the
// 180° rotation, which was added by GetTextBounds().
if(GetCustomShapeObj().IsMirroredY())
{
basegfx::B2DHomMatrix aRotMatrix(basegfx::utils::createRotateAroundPoint(
aObjectRange.getCenterX(), aObjectRange.getCenterY(), F_PI));
aTextRange.transform(aRotMatrix);
}
}
return aTextRange;
}
drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrObjCustomShape::createViewIndependentPrimitive2DSequence() const
{
drawinglayer::primitive2d::Primitive2DContainer xRetval;
const SfxItemSet& rItemSet = GetCustomShapeObj().GetMergedItemSet();
// #i98072# Get shadow and text; eventually suppress the text if it's
// a TextPath FontworkGallery object
const drawinglayer::attribute::SdrShadowTextAttribute aAttribute(
drawinglayer::primitive2d::createNewSdrShadowTextAttribute(
rItemSet,
GetCustomShapeObj().getText(0),
GetCustomShapeObj().IsTextPath()));
drawinglayer::primitive2d::Primitive2DContainer xGroup;
bool bHasText(!aAttribute.getText().isDefault());
// create Primitive2DContainer from sub-geometry
const SdrObject* pSdrObjRepresentation = GetCustomShapeObj().GetSdrObjectFromCustomShape();
bool b3DShape(false);
if(pSdrObjRepresentation)
{
// tdf#118498 The processing of SdrObjListIter for SdrIterMode::DeepNoGroups
// did change for 3D-Objects, it now correctly enters and iterates the
// SdrObjects in the E3dScene (same as for SdrObjGroup). This is more correct
// as the old version which just checked for dynamic_cast<const SdrObjGroup*>
// and *only* entered these, ignoring E3dScene as grouping-object.
// But how to fix that? Taking back the SdrObjListIter change would be easy, but
// not correct. After checking ViewContactOfE3dScene and ViewContactOfGroup
// I see that both traverse their children by themselves (on VC-Level,
// see createViewIndependentPrimitive2DSequence implementations and usage of
// GetObjectCount()). Thus in principle iterating here (esp. 'deep') seems to
// be wrong anyways, it might have even created wrong and double geometries
// (only with complex CustomShapes with multiple representation SdrObects and
// only visible when transparency involved, but runtime-expensive).
// Thus: Just do not iterate, will check behaviour deeply.
b3DShape = (nullptr != dynamic_cast< const E3dObject* >(pSdrObjRepresentation));
const drawinglayer::primitive2d::Primitive2DContainer& xNew(
pSdrObjRepresentation->GetViewContact().getViewIndependentPrimitive2DContainer());
xGroup.insert(xGroup.end(), xNew.begin(), xNew.end());
}
if(bHasText || !xGroup.empty())
{
// prepare text box geometry
basegfx::B2DHomMatrix aTextBoxMatrix;
bool bWordWrap(false);
if(bHasText)
{
// take unrotated snap rect as default, then get the
// unrotated text box. Rotation needs to be done centered
const tools::Rectangle aObjectBound(GetCustomShapeObj().GetGeoRect());
const basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(aObjectBound);
// #i101684# get the text range unrotated and absolute to the object range
const basegfx::B2DRange aTextRange(getCorrectedTextBoundRect());
// Get the text range before unrotated and independent from object range
const tools::Rectangle aIndTextRect(Point(aTextRange.getMinX(), aTextRange.getMinY()), GetCustomShapeObj().GetTextSize());
const basegfx::B2DRange aIndTextRange = vcl::unotools::b2DRectangleFromRectangle(aIndTextRect);
// Rotation before scaling
if(!basegfx::fTools::equalZero(GetCustomShapeObj().GetExtraTextRotation(true)) ||
!basegfx::fTools::equalZero(GetCustomShapeObj().GetCameraRotation()))
{
basegfx::B2DVector aTranslation(0.5, 0.5);
aTextBoxMatrix.translate( -aTranslation.getX(), -aTranslation.getY() );
aTextBoxMatrix.rotate(basegfx::deg2rad(
360.0 - GetCustomShapeObj().GetExtraTextRotation(true) - GetCustomShapeObj().GetCameraRotation()));
aTextBoxMatrix.translate( aTranslation.getX(), aTranslation.getY() );
}
// give text object a size
aTextBoxMatrix.scale(aTextRange.getWidth(), aTextRange.getHeight());
// check if we have a rotation/shear at all to take care of
const double fExtraTextRotation(GetCustomShapeObj().GetExtraTextRotation());
const double fTextCameraZRotation(GetCustomShapeObj().GetCameraRotation());
const GeoStat& rGeoStat(GetCustomShapeObj().GetGeoStat());
if(rGeoStat.nShearAngle || rGeoStat.nRotationAngle || !basegfx::fTools::equalZero(fExtraTextRotation))
{
if(aObjectRange != aTextRange)
{
// move relative to unrotated object range
aTextBoxMatrix.translate(
aTextRange.getMinX() - aObjectRange.getMinimum().getX(),
aTextRange.getMinY() - aObjectRange.getMinimum().getY());
}
if(!basegfx::fTools::equalZero(fExtraTextRotation) || !basegfx::fTools::equalZero(fTextCameraZRotation))
{
basegfx::B2DVector aTranslation(
( aTextRange.getWidth() / 2 ) + ( aTextRange.getMinX() - aObjectRange.getMinimum().getX() ),
( aTextRange.getHeight() / 2 ) + ( aTextRange.getMinY() - aObjectRange.getMinimum().getY() ) );
aTextBoxMatrix.translate( -aTranslation.getX(), -aTranslation.getY() );
aTextBoxMatrix.rotate(basegfx::deg2rad(360.0 - fExtraTextRotation + fTextCameraZRotation));
aTextBoxMatrix.translate( aTranslation.getX(), aTranslation.getY() );
}
if(rGeoStat.nShearAngle)
{
aTextBoxMatrix.shearX(tan((36000 - rGeoStat.nShearAngle) * F_PI18000));
}
if(rGeoStat.nRotationAngle)
{
aTextBoxMatrix.rotate((36000 - rGeoStat.nRotationAngle) * F_PI18000);
}
// give text it's target position
aTextBoxMatrix.translate(aObjectRange.getMinimum().getX(), aObjectRange.getMinimum().getY());
}
// If text overflows from textbox we should use text info instead of textbox to relocation.
else if((aTextRange.getWidth() < aIndTextRange.getWidth() ||
aTextRange.getHeight() < aIndTextRange.getHeight()) &&
!basegfx::fTools::equalZero(fTextCameraZRotation))
{
aTextBoxMatrix.translate(aIndTextRange.getCenterX(), aIndTextRange.getCenterY());
}
else
{
aTextBoxMatrix.translate(aTextRange.getMinX(), aTextRange.getMinY());
}
// check if SdrTextWordWrapItem is set
bWordWrap = GetCustomShapeObj().GetMergedItem(SDRATTR_TEXT_WORDWRAP).GetValue();
}
// create primitive
const drawinglayer::primitive2d::Primitive2DReference xReference(
new drawinglayer::primitive2d::SdrCustomShapePrimitive2D(
aAttribute,
xGroup,
aTextBoxMatrix,
bWordWrap,
b3DShape));
xRetval = drawinglayer::primitive2d::Primitive2DContainer { xReference };
}
return xRetval;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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