From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 18:51:28 +0200 Subject: Adding upstream version 1:7.0.4. Signed-off-by: Daniel Baumann --- include/svx/sdr/contact/viewobjectcontact.hxx | 138 ++++++++++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 include/svx/sdr/contact/viewobjectcontact.hxx (limited to 'include/svx/sdr/contact/viewobjectcontact.hxx') diff --git a/include/svx/sdr/contact/viewobjectcontact.hxx b/include/svx/sdr/contact/viewobjectcontact.hxx new file mode 100644 index 000000000..9c806aa08 --- /dev/null +++ b/include/svx/sdr/contact/viewobjectcontact.hxx @@ -0,0 +1,138 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACT_HXX +#define INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACT_HXX + +#include +#include +#include + +namespace vcl { class Region; } + +namespace sdr::animation { + class PrimitiveAnimation; +} + +namespace sdr::contact { + +class DisplayInfo; +class ObjectContact; +class ViewContact; +class ViewObjectContactRedirector; + +class SVXCORE_DLLPUBLIC ViewObjectContact +{ +private: + // must-exist and constant contacts + ObjectContact& mrObjectContact; + ViewContact& mrViewContact; + + // This range defines the object's BoundRect + basegfx::B2DRange maObjectRange; + + // PrimitiveSequence of the ViewContact. This contains all necessary information + // for the graphical visualisation and needs to be supported by all VCs which + // can be visualized. + drawinglayer::primitive2d::Primitive2DContainer mxPrimitive2DSequence; + + // the PrimitiveAnimation if Primitive2DContainer contains animations + std::unique_ptr mpPrimitiveAnimation; + + // possible on-demand calculated GridOffset for non-linear ViewToDevice transformation (calc) + basegfx::B2DVector maGridOffset; + + // This bool gets set when the object gets invalidated by ActionChanged() and + // can be used from the OC to late-invalidates + bool mbLazyInvalidate : 1; + +protected: + // make redirector a protected friend, it needs to call createPrimitives as default action + friend class ViewObjectContactRedirector; + + // Called from getPrimitive2DSequence() when vector has changed. Evaluate object animation + // and setup accordingly + void checkForPrimitive2DAnimations(); + + // This method is responsible for creating the graphical visualisation data which is + // stored/cached in the local primitive. Default gets view-independent Primitive + // from the ViewContact using ViewContact::getViewIndependentPrimitive2DContainer(), takes care of + // visibility, handles glue and ghosted. + // This method will not handle included hierarchies and not check geometric visibility. + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const; + + // method for flushing Primitive2DContainer for VOC implementations + void flushPrimitive2DSequence() { mxPrimitive2DSequence.clear(); } + +public: + // basic constructor. + ViewObjectContact(ObjectContact& rObjectContact, ViewContact& rViewContact); + virtual ~ViewObjectContact(); + + // access to ObjectContact + ObjectContact& GetObjectContact() const { return mrObjectContact; } + + // access to ViewContact + ViewContact& GetViewContact() const { return mrViewContact; } + + // get the object size range + const basegfx::B2DRange& getObjectRange() const; + + // React on changes of the object of this ViewContact + virtual void ActionChanged(); + + // LazyInvalidate handling + void triggerLazyInvalidate(); + + // Check if this primitive is animated in any OC (View) which means it has + // generated a PrimitiveAnimation + bool isAnimated() const { return (nullptr != mpPrimitiveAnimation); } + + // Take some action when new objects are inserted + void ActionChildInserted(ViewContact& rChild); + + // access to the local primitive. This will ensure that the local primitive is + // current in comparing the local one with a fresh created incarnation + // This method will not handle included hierarchies and not check visibility. + drawinglayer::primitive2d::Primitive2DContainer const & getPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const; + + // test this VOC for visibility concerning model-view stuff like e.g. Layer + virtual bool isPrimitiveVisible(const DisplayInfo& rDisplayInfo) const; + + // test this VOC for ghosted mode + virtual bool isPrimitiveGhosted(const DisplayInfo& rDisplayInfo) const; + + // process this primitive: Eventually also recursively travel an existing hierarchy, + // e.g. for group objects, scenes or pages. This method will test geometrical visibility. + virtual drawinglayer::primitive2d::Primitive2DContainer getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const; + + // just process the sub-hierarchy, used as tooling from getPrimitive2DSequenceHierarchy + drawinglayer::primitive2d::Primitive2DContainer getPrimitive2DSequenceSubHierarchy(DisplayInfo& rDisplayInfo) const; + + // interface to support GridOffset for non-linear ViewToDevice transformation (calc) + const basegfx::B2DVector& getGridOffset() const; + void resetGridOffset(); +}; + +} + + +#endif // INCLUDED_SVX_SDR_CONTACT_VIEWOBJECTCONTACT_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3