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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 <svx/sdr/contact/viewcontactofvirtobj.hxx>
#include <svx/svdovirt.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
namespace sdr::contact {
ViewContactOfVirtObj::ViewContactOfVirtObj(SdrVirtObj& rObj)
: ViewContactOfSdrObj(rObj)
{
}
ViewContactOfVirtObj::~ViewContactOfVirtObj()
{
}
SdrVirtObj& ViewContactOfVirtObj::GetVirtObj() const
{
return static_cast<SdrVirtObj&>(mrObject);
}
// Access to possible sub-hierarchy
sal_uInt32 ViewContactOfVirtObj::GetObjectCount() const
{
// Here, SdrVirtObj's need to return 0L to show that they have no
// sub-hierarchy, even when they are group objects. This is necessary
// to avoid that the same VOCs will be added to the draw hierarchy
// twice which leads to problems.
// This solution is only a first solution to get things running. Later
// this needs to be replaced with creating real VOCs for the objects
// referenced by virtual objects to avoid the 'trick' of setting the
// offset for painting at the destination OutputDevice.
// As can be seen, with primitives, the problem will be solved using
// a transformPrimitive, so this solution can stay with primitives.
return 0;
}
void ViewContactOfVirtObj::createViewIndependentPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const
{
// create displacement transformation if we have content
basegfx::B2DHomMatrix aObjectMatrix;
Point aAnchor(GetVirtObj().GetAnchorPos());
if(aAnchor.X() || aAnchor.Y())
{
aObjectMatrix.set(0, 2, aAnchor.X());
aObjectMatrix.set(1, 2, aAnchor.Y());
}
// use method from referenced object to get the Primitive2DContainer
drawinglayer::primitive2d::Primitive2DContainer xSequenceVirtual;
GetVirtObj().GetReferencedObj().GetViewContact().getViewIndependentPrimitive2DContainer(xSequenceVirtual);
if(!xSequenceVirtual.empty())
{
// create transform primitive
drawinglayer::primitive2d::Primitive2DReference xReference(
new drawinglayer::primitive2d::TransformPrimitive2D(
aObjectMatrix,
drawinglayer::primitive2d::Primitive2DContainer(xSequenceVirtual)));
rVisitor.visit(xReference);
}
else
{
// always append an invisible outline for the cases where no visible content exists
const drawinglayer::primitive2d::Primitive2DReference xReference(
drawinglayer::primitive2d::createHiddenGeometryPrimitives2D(
aObjectMatrix));
rVisitor.visit(xReference);
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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