graphics_node.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/graphics_item.h"
 
#include <QString>
#include <QFont>
 
namespace hal
{
    class GraphicsNode : public GraphicsItem
    {
    public:
        struct Visuals
        {
            bool mVisible;
 
            QColor mMainColor;
            QColor mNameColor;
            QColor mTypeColor;
            QColor mPinColor;
            QColor mBackgroundColor;
            QColor mHighlightColor;
 
            // DRAW TYPE ENUM
        };
 
        GraphicsNode(const ItemType type, const u32 id);
 
        virtual QRectF boundingRect() const override;
 
        virtual QPainterPath shape() const override;
 
        virtual QPointF getInputScenePosition(const u32 mNetId, const QString& pin_type) const = 0;
 
        virtual QPointF getOutputScenePosition(const u32 mNetId, const QString& pin_type) const = 0;
 
        virtual QPointF endpointPositionByIndex(int index, bool isInput) const = 0;
 
        virtual float   yEndpointDistance() const = 0;
 
        virtual float   yTopPinDistance() const = 0;
 
        int inputByNet(u32 netId) const;
 
        int outputByNet(u32 netId) const;
 
        QList<u32> inputNets() const;
 
        QList<u32> outputNets() const;
 
    //    virtual std::string get_input_pin_type_at_position(const size_t pos) const = 0;
    //    virtual std::string get_output_pin_type_at_position(const size_t pos) const = 0;
 
        virtual void setVisuals(const Visuals& v);
 
        qreal width() const;
 
        qreal height() const;
 
        void set_name(const QString& name);
 
        static void loadSettings();
 
        static QColor sTextColor;
 
 
    //    qreal xOffset() const;
    //    qreal yOffset() const;
 
    protected:
        static QFont sTextFont[3];
 
        static qreal sTextFontHeight[3];
 
 
        QString mNodeText[3];
 
        QPointF mTextPosition[3];
 
        qreal mMaxTextWidth;
 
        qreal mWidth;
 
        qreal mHeight;
 
        // pin by net number
        // (multiple) pins not assigned to network are stored with id=0
        QMultiHash<u32,int> mInputByNet;
 
        QMultiHash<u32,int> mOutputByNet;
 
        void setNodeText(const QString* lines, bool init);
 
        void initTextPosition(qreal y0, qreal spacing);
    };
}