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#ifndef REGISTERWIDGET_H
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#define REGISTERWIDGET_H
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#include <QtWidgets>
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#include <QWidget>
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#include <QTimer>
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class regWidgetElement
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{
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public:
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regWidgetElement(const QString& value,QFont font,int xMargin,int yMargin)
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{
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p_valueStr = value;
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p_font = font;
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p_xMargins = xMargin;
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p_yMargins = yMargin;
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updateBoundingRect();
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}
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void setValue(const QString& value)
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{
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p_valueStr = value;
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updateBoundingRect();
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}
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void setFont(QFont font)
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{
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p_font = font;
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updateBoundingRect();
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}
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QSize boundingRect(){return p_boundingRec;}
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QString value(){return p_valueStr;}
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const QChar at ( int position ) const{return p_valueStr.at(position);}
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QFont font(){return p_font;}
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int xMargin(){return p_xMargins;}
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int yMargin(){return p_yMargins;}
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QFontMetrics fontMetrics(){return QFontMetrics(p_font);}
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QPoint paint(QPainter* painter)
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{
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painter->setFont(p_font);
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painter->drawText(0,QFontMetrics(p_font).ascent()+p_yMargins,p_valueStr);
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return QPoint(p_boundingRec.width(),0);
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}
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void updateBoundingRect()
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{
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p_boundingRec.setHeight(QFontMetrics(p_font).boundingRect(p_valueStr).height()+(p_yMargins*2));
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p_boundingRec.setWidth(QFontMetrics(p_font).boundingRect(p_valueStr).width()+(p_xMargins*2));
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}
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protected:
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QString p_valueStr;
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QFont p_font;
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QSize p_boundingRec;
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int p_xMargins;
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int p_yMargins;
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};
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class bitfieldsElement: public regWidgetElement
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{
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class bitFieldAttribute
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{
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public:
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bitFieldAttribute(bool rw,QString description)
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{
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this->rw = rw;
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this->description = description;
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}
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bool rw;
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QString description;
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};
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public:
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bitfieldsElement(const QString& value,QFont font,int xMargin,int yMargin);
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QPoint paint(QPainter* painter);
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void updateBoundingRect();
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void setValue(const QString& value);
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void blinkCursor();
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void moveCursorLeft(int count);
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void moveCursorRight(int count);
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void enter(int index);
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void leave();
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uint cursorIndex();
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uint cursorIndex(int xPos);
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void setFont(QFont font);
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int addAttribute(const QString& description,bool rw)
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{
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attributesLUT.append(new bitFieldAttribute(rw,description));
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return attributesLUT.count()-1;
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}
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int setAttribute(int bitIndex,int attributeIndex)
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{
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attributesIndex[bitIndex]=attributeIndex;
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}
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QString description(int bitIndex)
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{
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return attributesLUT.at(attributesIndex[bitIndex])->description;
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}
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bool readonly(int bitIndex)
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{
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if(bitIndex>=0 && bitIndex<32)
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return !attributesLUT.at(attributesIndex[bitIndex])->rw;
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return false;
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}
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private:
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int attributesIndex[32];
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uint p_cursorIndex;
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bool p_cursorBlinkEnable;
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int p_dx;
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QList<bitFieldAttribute*> attributesLUT;
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QColor p_blinkTextColor,p_blinkTextBgColor;
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};
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class registerWidget : public QObject
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{
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Q_OBJECT
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public:
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explicit registerWidget(const QString& name,qint32 address,QObject *parent = 0);
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~registerWidget();
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int contains(const QPointF &point);
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QPoint paint(QPainter* painter,QPoint offset);
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QRect boundingRect();
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uint cursorIndex();
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uint cursorIndex(int xPos);
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qint32 address();
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qint32 value();
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void setBitFieldAttribute(uint startIndex,uint stopIndex,const QString& description,bool rw)
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{
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if(startIndex<=stopIndex && stopIndex<32)
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{
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int index= p_fieldsEl->addAttribute(description,rw );
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for(uint i=startIndex;i<=stopIndex;i++)
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{
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p_fieldsEl->setAttribute(i,index);
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}
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}
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}
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QString bitFieldDesc(int bitIndex)
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{
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return p_fieldsEl->description(bitIndex);
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}
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signals:
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void cursorUp(int pos);
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void cursorDown(int pos);
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void valueChanged(qint32 value);
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void repaint();
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public slots:
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void setValue(qint32 value);
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void blinkCursor();
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void moveCursorLeft(int count);
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void moveCursorRight(int count);
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void enter(int index=0);
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void leave();
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void clear(int index);
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void set(int index);
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private:
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void updateBoundingRect();
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qint32 p_address;
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qint32 p_value;
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QRect p_boundingRect;
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int p_xMargins;
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int p_yMargins;
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regWidgetElement* p_addressEl,*p_nameEl;
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bitfieldsElement* p_fieldsEl;
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};
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#endif // REGISTERWIDGET_H
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