/* -*- 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 .
*/
namespace sdr::overlay
{ class SVXCORE_DLLPUBLIC OverlayObject : public sdr::animation::Event
{ private:
OverlayObject(const OverlayObject&) = delete;
OverlayObject& operator=(const OverlayObject&) = delete;
// Manager is allowed access to private Member mpOverlayManager friendclass OverlayManager;
// pointer to OverlayManager, if object is added. Changed by // OverlayManager, do not change Yourself.
OverlayManager* mpOverlayManager;
// Primitive2DContainer of the OverlayObject
drawinglayer::primitive2d::Primitive2DContainer maPrimitive2DSequence;
// Possible Offset added to the geometry (automatically in // createOverlayObjectPrimitive2DSequence()). Usually zero, may // be used e.g. from calc when GridOffset is needed
basegfx::B2DVector maOffset;
protected: // access methods to maPrimitive2DSequence. The usage of this methods may allow // later thread-safe stuff to be added if needed. Only to be used by getPrimitive2DSequence() // implementations for buffering the last decomposition. // Resetting is allowed e.g. in ::getOverlayObjectPrimitive2DSequence() implementations // if the conditions have changed to force a re-creation in calling the base implementation. // The only allowed setter of maPrimitive2DSequence is // OverlayObject::getOverlayObjectPrimitive2DSequence() which should be called by calling // the base implementation in derived functions. That one will use the result of // createOverlayObjectPrimitive2DSequence() to provide the geometry. const drawinglayer::primitive2d::Primitive2DContainer& getPrimitive2DSequence() const { return maPrimitive2DSequence; } void resetPrimitive2DSequence() { maPrimitive2DSequence.clear(); }
// the creation method for Primitive2DContainer. Called when getPrimitive2DSequence() // sees that maPrimitive2DSequence is empty. Needs to be supported by all // OverlayObject implementations. Default implementation will assert // a missing implementation virtual drawinglayer::primitive2d::Primitive2DContainer createOverlayObjectPrimitive2DSequence();
// #i53216# check blink time value range (currently 25 < mnBlinkTime < 10000) static sal_uInt32 impCheckBlinkTimeValueRange(sal_uInt64 nBlinkTime);
// region in logical coordinates
basegfx::B2DRange maBaseRange;
// base color of this OverlayObject
Color maBaseColor;
// Flag for visibility bool mbIsVisible : 1;
// Flag to control hittability bool mbIsHittable : 1;
// Flag to hold info if this objects supports animation. Default is // false. If true, the Trigger() method should be overridden // to implement the animation effect and to re-initiate the event. bool mbAllowsAnimation : 1;
// Flag to control if this OverlayObject allows AntiAliased visualisation. // Default is true, but e.g. for selection visualisation in SC and SW, // it is switched to false bool mbAllowsAntiAliase : 1;
// In High Contrast mode all fg and bg are forced to a pair of normal // high contrast colors. If this flag is set, then in High Contrast mode // the colors are instead forced to the high contrast selection fg/bg pair. // Default is false. bool mbHighContrastSelection : 1;
// set changed flag. Call after change, since the old range is invalidated // and then the new one is calculated and invalidated, too. This will only // work after the change. void objectChange();
// write access to AntiAliase flag. This is protected since // only implementations are allowed to change this, preferably in their // constructor void allowAntiAliase(bool bNew);
// get OverlayManager
OverlayManager* getOverlayManager() const { return mpOverlayManager; }
// the access method for Primitive2DContainer. Will use createPrimitive2DSequence and // setPrimitive2DSequence if needed. Overriding may be used to allow disposal of last // created primitives to react on changed circumstances and to re-create primitives virtual drawinglayer::primitive2d::Primitive2DContainer getOverlayObjectPrimitive2DSequence() const;
// access to visibility state bool isVisible() const { return mbIsVisible; } void setVisible(bool bNew);
// access to hittable flag bool isHittable() const { return mbIsHittable; } void setHittable(bool bNew);
// read access to AntiAliase flag bool allowsAntiAliase() const { return mbAllowsAntiAliase; }
// read access to DrawModeSettings flag bool isHighContrastSelection() const { return mbHighContrastSelection; }
// read access to baseRange. This may trigger createBaseRange() if // object is changed. const basegfx::B2DRange& getBaseRange() const;
// execute event from base class sdr::animation::Event. Default // implementation does nothing and does not create a new event. virtualvoid Trigger(sal_uInt32 nTime) override;
// access to AllowsAnimation flag bool allowsAnimation() const { return mbAllowsAnimation; }
// stripe definition has changed. The OverlayManager does have // support data to draw graphics in two colors striped. This // method notifies the OverlayObject if that change takes place. // Default implementation does nothing. virtualvoid stripeDefinitionHasChanged();
};
// typedefs for a vector of OverlayObjects typedef ::std::vector< OverlayObject* > OverlayObjectVector;
} // end of namespace sdr::overlay
namespace sdr::overlay
{ class SVXCORE_DLLPUBLIC OverlayObjectWithBasePosition : public OverlayObject
{ protected: // base position in logical coordinates
basegfx::B2DPoint maBasePosition;
public:
OverlayObjectWithBasePosition(const basegfx::B2DPoint& rBasePos, Color aBaseColor); virtual ~OverlayObjectWithBasePosition() override;
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