102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SVX_HELPERHITTEST3D_HXX
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#define INCLUDED_SVX_HELPERHITTEST3D_HXX
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#include <svx/svxdllapi.h>
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#include <sal/types.h>
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#include <vector>
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//////////////////////////////////////////////////////////////////////////////
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// predefines
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namespace basegfx {
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class B2DPoint;
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}
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namespace drawinglayer { namespace geometry {
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class ViewInformation3D;
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}}
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class E3dCompoundObject;
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class E3dScene;
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//////////////////////////////////////////////////////////////////////////////
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/** support for getting a ViewInformation3D for a given CompoudObject3D
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with correct ObjectTransformation filled out
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@param o_rViewInformation3D
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The ViewInformation3D created which will be overwritten
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@param rCandidate
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The E3dCompoundObject for which the ViewInformation3D shall be
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prepared
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@return
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A pointer to the found and used root scene. This is also a hint
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if the operation succeeded or not, since when object has no root
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scene (is not inserted to a model), an empty ViewInformation3D
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will be used
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*/
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E3dScene* fillViewInformation3DForCompoundObject(
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drawinglayer::geometry::ViewInformation3D& o_rViewInformation3D,
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const E3dCompoundObject& rCandidate);
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/** support for getting all from a 2d position hit objects in a 3d scene
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in a depth sorted array
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@param rPoint
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2D Point in view coordinates
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@param rScene
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The 3D Scene for HitTest
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@param o_rResult
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Output parameter which contains all hit 3D objects inside rScene. This
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vector will be changed in any case. If it's empty, no hit exists. If it's
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not empty, the first object is the object closest to the viewer
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*/
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SVX_DLLPUBLIC void getAllHit3DObjectsSortedFrontToBack(
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const basegfx::B2DPoint& rPoint,
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const E3dScene& rScene,
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::std::vector< const E3dCompoundObject* >& o_rResult);
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/** support for checking if the single given 3d object is hit at position
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@param rPoint
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2D Point in view coordinates
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@param rCandidate
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The 3D Object which needs checking
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@return
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true if hit, false if not
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*/
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bool checkHitSingle3DObject(
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const basegfx::B2DPoint& rPoint,
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const E3dCompoundObject& rCandidate);
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//////////////////////////////////////////////////////////////////////////////
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#endif // INCLUDED_SVX_HELPERHITTEST3D_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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