bfd6beaa8e
Change-Id: I24e5187f603f66ef87f10a1b197907c5b869cfd1 Reviewed-on: https://gerrit.libreoffice.org/81644 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
99 lines
4.1 KiB
C++
99 lines
4.1 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_DRAWINGLAYER_PROCESSOR2D_HITTESTPROCESSOR2D_HXX
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#define INCLUDED_DRAWINGLAYER_PROCESSOR2D_HITTESTPROCESSOR2D_HXX
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#include <drawinglayer/drawinglayerdllapi.h>
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#include <drawinglayer/processor2d/baseprocessor2d.hxx>
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namespace basegfx { class B2DPolygon; }
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namespace basegfx { class B2DPolyPolygon; }
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namespace drawinglayer { namespace primitive2d { class ScenePrimitive2D; }}
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namespace drawinglayer
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{
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namespace processor2d
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{
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/** HitTestProcessor2D class
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This processor implements a HitTest with the feeded primitives,
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given tolerance and extras
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*/
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class DRAWINGLAYER_DLLPUBLIC HitTestProcessor2D final : public BaseProcessor2D
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{
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private:
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/// discrete HitTest position
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basegfx::B2DPoint maDiscreteHitPosition;
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/// discrete HitTolerance
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double mfDiscreteHitTolerance;
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/// stack of HitPrimitives, taken care of during HitTest run
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primitive2d::Primitive2DContainer maHitStack;
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/// flag if HitStack shall be collected as part of the result, default is false
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bool mbCollectHitStack : 1;
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/// Boolean to flag if a hit was found. If yes, fast exit is taken
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bool mbHit : 1;
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/// flag to concentrate on text hits only
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bool mbHitTextOnly : 1;
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/// tooling methods
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void processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate) override;
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bool checkHairlineHitWithTolerance(
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const basegfx::B2DPolygon& rPolygon,
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double fDiscreteHitTolerance) const;
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bool checkFillHitWithTolerance(
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const basegfx::B2DPolyPolygon& rPolyPolygon,
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double fDiscreteHitTolerance) const;
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void check3DHit(const primitive2d::ScenePrimitive2D& rCandidate);
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public:
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HitTestProcessor2D(
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const geometry::ViewInformation2D& rViewInformation,
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const basegfx::B2DPoint& rLogicHitPosition,
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double fLogicHitTolerance,
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bool bHitTextOnly);
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virtual ~HitTestProcessor2D() override;
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/// switch on collecting primitives for a found hit on maHitStack, default is off
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void collectHitStack(bool bCollect) { mbCollectHitStack = bCollect; }
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/// get HitStack of primitives, first is the one that created the hit, last is the
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/// top-most
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const primitive2d::Primitive2DContainer& getHitStack() const { return maHitStack; }
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/// data read access
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const basegfx::B2DPoint& getDiscreteHitPosition() const { return maDiscreteHitPosition; }
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double getDiscreteHitTolerance() const { return mfDiscreteHitTolerance; }
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bool getCollectHitStack() const { return mbCollectHitStack; }
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bool getHit() const { return mbHit; }
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bool getHitTextOnly() const { return mbHitTextOnly; }
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};
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} // end of namespace processor2d
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} // end of namespace drawinglayer
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#endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_HITTESTPROCESSOR2D_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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