standard_graphics_net.h

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// MIT License
// 
// Copyright (c) 2019 Ruhr University Bochum, Chair for Embedded Security. All Rights reserved.
// Copyright (c) 2019 Marc Fyrbiak, Sebastian Wallat, Max Hoffmann ("ORIGINAL AUTHORS"). All rights reserved.
// Copyright (c) 2021 Max Planck Institute for Security and Privacy. All Rights reserved.
// Copyright (c) 2021 Jörn Langheinrich, Julian Speith, Nils Albartus, René Walendy, Simon Klix ("ORIGINAL AUTHORS"). All Rights reserved.
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
 
#pragma once
 
#include "gui/graph_widget/items/nets/graphics_net.h"
 
#include <QLineF>
#include <QVector>
 
namespace hal
{
    class Net;
 
    class StandardGraphicsNet : public GraphicsNet
    {
    public:
        struct HLine
        {
            qreal mSmallX;
            qreal mBigX;
            qreal y;
        };
 
        struct VLine
        {
            qreal x;
            qreal mSmallY;
            qreal mBigY;
        };
 
        struct Lines
        {
            void appendHLine(const qreal mSmallX, const qreal mBigX, const qreal y);
 
            void appendVLine(const qreal x, const qreal mSmallY, const qreal mBigY);
 
            int nLines() { return mHLines.size() + mVLines.size(); }
        private:
            QVector<HLine> mHLines;
            QVector<VLine> mVLines;
 
            friend StandardGraphicsNet;
        };
 
        static void loadSettings();
 
        static void updateAlpha();
 
        StandardGraphicsNet(Net* n, const Lines& l, const QList<QPointF>& knots = QList<QPointF>());
 
        void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) override;
 
    private:
        static qreal sAlpha;
 
        static qreal sWireLength;
 
        static qreal sLeftArrowOffset;
        static qreal sRightArrowOffset;
 
        static qreal sArrowLeftXShift;
        static qreal sArrowRightXShift;
        static qreal sArrowSideLength;
 
        static qreal sArrowWidth;
        static qreal sArrowHeight;
 
        static QPainterPath sArrow;
 
        static qreal sSplitRadius;
 
        QVector<QLineF> mLines;
        QVector<QPointF> mSplits;
    };
}