include/svx/sdr/contact/viewobjectcontactofsdrobj.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACTOFSDROBJ_HXX
  21 #define INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACTOFSDROBJ_HXX
  22
  23 #include <svx/sdr/contact/viewobjectcontact.hxx>
  24 #include <boost/optional.hpp>
  25
  26 class SdrObject;
  27 class SdrLayerIDSet;
  28 class OutputDevice;
  29
  30 namespace sdr { namespace contact {
  31
  32 class SVX_DLLPUBLIC ViewObjectContactOfSdrObj : public ViewObjectContact
  33 {
  34     /** Test whether the primitive is visible on any layer from @c aLayers
  35
  36         This should be overridden by ViewObjectContacts of SDR classes
  37         that have subparts which can be on different layers (that is,
  38         SdrObjGroup .-)
  39       */
  40     virtual bool isPrimitiveVisibleOnAnyLayer(const SdrLayerIDSet& aLayers) const;
  41
  42 protected:
  43     const SdrObject& getSdrObject() const;
  44
  45 public:
  46     ViewObjectContactOfSdrObj(ObjectContact& rObjectContact, ViewContact& rViewContact);
  47     virtual ~ViewObjectContactOfSdrObj() override;
  48
  49     virtual bool isPrimitiveVisible(const DisplayInfo& rDisplayInfo) const override;
  50
  51     /** retrieves the device which a PageView belongs to, starting from its ObjectContactOfPageView
  52
  53         Since #i72752#, the PaintWindow (and thus the OutputDevice) associated with a PageView is not
  54         constant over its lifetime. Instead, during some paint operations, the PaintWindow/OutputDevice
  55         might be temporarily patched.
  56
  57         This method cares for this, by retrieving the very original OutputDevice.
  58     */
  59     boost::optional<const OutputDevice&> getPageViewOutputDevice() const;
  60 };
  61
  62 }}
  63
  64 #endif // INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACTOFSDROBJ_HXX
  65
  66 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */