SlsInsertionIndicatorOverlay.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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 *   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 .
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#pragma once
 
#include <view/SlsILayerPainter.hxx>
#include <controller/SlsTransferableData.hxx>
 
#include <tools/gen.hxx>
#include <vcl/bitmapex.hxx>
#include <memory>
#include <vector>
 
class OutputDevice;
class SdTransferable;
 
namespace sd::slidesorter { class SlideSorter; }
 
namespace sd::slidesorter::view {
 
class FramePainter;
 
class InsertionIndicatorOverlay final
    : public ILayerPainter,
      public std::enable_shared_from_this<InsertionIndicatorOverlay>
{
public:
    InsertionIndicatorOverlay (SlideSorter& rSlideSorter);
    virtual ~InsertionIndicatorOverlay() override;
 
    virtual void SetLayerInvalidator (const SharedILayerInvalidator& rpInvalidator) override;
 
    void Create (const SdTransferable* pTransferable);
 
    void SetLocation (const Point& rPosition);
 
    Size GetSize() const;
 
    virtual void Paint (
        OutputDevice& rDevice,
        const ::tools::Rectangle& rRepaintArea) override;
 
    bool IsVisible() const { return mbIsVisible;}
    void Hide();
    void Show();
 
    ::tools::Rectangle GetBoundingBox() const;
 
private:
    SlideSorter& mrSlideSorter;
    bool mbIsVisible;
    SharedILayerInvalidator mpLayerInvalidator;
    // Center of the insertion indicator.
    Point maLocation;
    BitmapEx maIcon;
    std::unique_ptr<FramePainter> mpShadowPainter;
 
    Point PaintRepresentatives (
        OutputDevice& rContent,
        const Size& rPreviewSize,
        const sal_Int32 nOffset,
        const ::std::vector<controller::TransferableData::Representative>& rPages) const;
    void PaintPageCount (
        OutputDevice& rDevice,
        const sal_Int32 nSelectionCount,
        const Size& rPreviewSize,
        const Point& rFirstPageOffset) const;
    void Create (
        const ::std::vector<controller::TransferableData::Representative>& rPages,
        const sal_Int32 nSelectionCount);
};
 
} // end of namespace ::sd::slidesorter::view
 
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