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| -rw-r--r-- | include/svx/sdr/overlay/overlaymanager.hxx | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/include/svx/sdr/overlay/overlaymanager.hxx b/include/svx/sdr/overlay/overlaymanager.hxx new file mode 100644 index 000000000..696cf5c99 --- /dev/null +++ b/include/svx/sdr/overlay/overlaymanager.hxx @@ -0,0 +1,130 @@ +/* -*- 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_OVERLAY_OVERLAYMANAGER_HXX +#define INCLUDED_SVX_SDR_OVERLAY_OVERLAYMANAGER_HXX + +#include <rtl/ref.hxx> +#include <svx/sdr/animation/scheduler.hxx> +#include <svx/sdr/overlay/overlayobject.hxx> +#include <tools/color.hxx> +#include <tools/gen.hxx> +#include <svx/svxdllapi.h> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <drawinglayer/geometry/viewinformation2d.hxx> +#include <salhelper/simplereferenceobject.hxx> + +class OutputDevice; +class SdrModel; +namespace vcl { class Region; } + +namespace sdr::overlay { + class OverlayObject; +} + +namespace basegfx { + class B2DRange; +} + +namespace sdr::overlay + { + class SVXCORE_DLLPUBLIC OverlayManager + : protected sdr::animation::Scheduler + , public salhelper::SimpleReferenceObject + { + private: + OverlayManager(const OverlayManager&) = delete; + OverlayManager& operator=(const OverlayManager&) = delete; + + protected: + // the OutputDevice to work on, set on construction and not to be changed + OutputDevice& mrOutputDevice; + + // the vector of registered OverlayObjects + OverlayObjectVector maOverlayObjects; + + // Stripe support. All striped OverlayObjects use these stripe + // values. Changes change all those objects. + Color maStripeColorA; // defaults to COL_BLACK + Color maStripeColorB; // defaults to COL_WHITE + sal_uInt32 mnStripeLengthPixel; // defaults to 4L + + // hold buffered the logic length of discrete vector (1.0, 0.0) and the + // view transformation belonging to it. Update happens in getDiscreteOne() + basegfx::B2DHomMatrix maViewTransformation; + drawinglayer::geometry::ViewInformation2D maViewInformation2D; + double mfDiscreteOne; + + // internal + void ImpDrawMembers(const basegfx::B2DRange& rRange, OutputDevice& rDestinationDevice) const; + void ImpStripeDefinitionChanged(); + void impApplyRemoveActions(OverlayObject& rTarget); + void impApplyAddActions(OverlayObject& rTarget); + + // return mfDiscreteOne to derivations, but also check for buffered local + // ViewTransformation and evtl. correct mfDiscreteOne + double getDiscreteOne() const; + + tools::Rectangle RangeToInvalidateRectangle(const basegfx::B2DRange& rRange) const; + + OverlayManager(OutputDevice& rOutputDevice); + virtual ~OverlayManager() override; + + public: + static rtl::Reference<OverlayManager> create(OutputDevice& rOutputDevice); + + // access to current ViewInformation2D; this call checks and evtl. updates ViewInformation2D + drawinglayer::geometry::ViewInformation2D const & getCurrentViewInformation2D() const; + + // complete redraw + virtual void completeRedraw(const vcl::Region& rRegion, OutputDevice* pPreRenderDevice = nullptr) const; + + // flush. Do buffered updates. + virtual void flush(); + + // get the OutputDevice + OutputDevice& getOutputDevice() const { return mrOutputDevice; } + + // add and remove OverlayObjects + void add(OverlayObject& rOverlayObject); + void remove(OverlayObject& rOverlayObject); + + // invalidate the given range at local OutputDevice + virtual void invalidateRange(const basegfx::B2DRange& rRange); + + // stripe support ColA + const Color& getStripeColorA() const { return maStripeColorA; } + void setStripeColorA(Color aNew); + + // stripe support ColB + const Color& getStripeColorB() const { return maStripeColorB; } + void setStripeColorB(Color aNew); + + // stripe support StripeLengthPixel + sal_uInt32 getStripeLengthPixel() const { return mnStripeLengthPixel; } + void setStripeLengthPixel(sal_uInt32 nNew); + + void InsertEvent(sdr::animation::Event& rNew) { Scheduler::InsertEvent(rNew); } + }; + +} // end of namespace sdr::overlay + +#endif // INCLUDED_SVX_SDR_OVERLAY_OVERLAYMANAGER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |