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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/viewobjectcontactofgroup.hxx>
#include <svx/sdr/contact/displayinfo.hxx>
#include <svx/sdr/contact/objectcontact.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <drawinglayer/primitive2d/groupprimitive2d.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <svx/sdr/contact/viewcontact.hxx>
#include <svx/svdobj.hxx>
#include <vcl/outdev.hxx>
using namespace com::sun::star;
namespace sdr
{
namespace contact
{
ViewObjectContactOfGroup::ViewObjectContactOfGroup(ObjectContact& rObjectContact, ViewContact& rViewContact)
: ViewObjectContactOfSdrObj(rObjectContact, rViewContact)
{
}
ViewObjectContactOfGroup::~ViewObjectContactOfGroup()
{
}
drawinglayer::primitive2d::Primitive2DSequence ViewObjectContactOfGroup::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
{
drawinglayer::primitive2d::Primitive2DSequence xRetval;
// check model-view visibility
if(isPrimitiveVisible(rDisplayInfo))
{
const sal_uInt32 nSubHierarchyCount(GetViewContact().GetObjectCount());
if(nSubHierarchyCount)
{
const bool bDoGhostedDisplaying(
GetObjectContact().DoVisualizeEnteredGroup()
&& !GetObjectContact().isOutputToPrinter()
&& GetObjectContact().getActiveViewContact() == &GetViewContact());
if(bDoGhostedDisplaying)
{
rDisplayInfo.ClearGhostedDrawMode();
}
// create object hierarchy
xRetval = getPrimitive2DSequenceSubHierarchy(rDisplayInfo);
if(xRetval.hasElements())
{
// get ranges
const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
const ::basegfx::B2DRange aObjectRange(drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xRetval, rViewInformation2D));
const basegfx::B2DRange aViewRange(rViewInformation2D.getViewport());
// check geometrical visibility
if(!aViewRange.isEmpty() && !aViewRange.overlaps(aObjectRange))
{
// not visible, release
xRetval.realloc(0);
}
}
if(bDoGhostedDisplaying)
{
rDisplayInfo.SetGhostedDrawMode();
}
}
else
{
// draw replacement object for group. This will use ViewContactOfGroup::createViewIndependentPrimitive2DSequence
// which creates the replacement primitives for an empty group
xRetval = ViewObjectContactOfSdrObj::getPrimitive2DSequenceHierarchy(rDisplayInfo);
}
}
return xRetval;
}
bool ViewObjectContactOfGroup::isPrimitiveVisibleOnAnyLayer(const SetOfByte& aLayers) const
{
SetOfByte aObjectLayers;
getSdrObject().getMergedHierarchyLayerSet(aObjectLayers);
aObjectLayers &= aLayers;
return !aObjectLayers.IsEmpty();
}
} // end of namespace contact
} // end of namespace sdr
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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