core/indicators/SegmentedDropIndicatorOverlay.h

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/*
  This file is part of KDDockWidgets.
 
  SPDX-FileCopyrightText: 2019 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
  Author: Sérgio Martins <sergio.martins@kdab.com>
 
  SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
 
  Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
 
#pragma once
 
#include <kddockwidgets/QtCompat_p.h>
#include <kddockwidgets/core/DropIndicatorOverlay.h>
 
#include <unordered_map>
 
namespace KDDockWidgets {
 
namespace Core {
 
class DOCKS_EXPORT SegmentedDropIndicatorOverlay : public DropIndicatorOverlay
{
    Q_OBJECT
public:
    explicit SegmentedDropIndicatorOverlay(Core::DropArea *dropArea);
    ~SegmentedDropIndicatorOverlay() override;
    DropLocation hover_impl(Point globalPos) override;
 
    DropLocation dropLocationForPos(Point pos) const;
    Point hoveredPt() const;
    const std::unordered_map<DropLocation, Polygon> &segments() const;
 
    static int s_segmentGirth;
    static int s_segmentPenWidth;
    static int s_centralIndicatorMaxWidth;
    static int s_centralIndicatorMaxHeight;
    static double s_draggedWindowOpacity;
 
protected:
    Point posForIndicator(DropLocation) const override;
 
private:
    std::unordered_map<DropLocation, Polygon> segmentsForRect(Rect, bool inner, bool useOffset = false) const;
    void updateSegments();
    Point m_hoveredPt = {};
    std::unordered_map<DropLocation, Polygon> m_segments;
};
 
}
 
}