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https://github.com/yse/easy_profiler.git
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122 lines
4.0 KiB
C
122 lines
4.0 KiB
C
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/************************************************************************
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* file name : easy_chronometer_item.h
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* ----------------- :
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* creation time : 2016/09/15
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* author : Victor Zarubkin
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* email : v.s.zarubkin@gmail.com
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* ----------------- :
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* description : The file contains declaration of EasyChronometerItem - an item
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* : used to display selected interval on graphics scene.
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* ----------------- :
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* change log : * 2016/09/15 Victor Zarubkin: moved sources from blocks_graphics_view.h
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* :
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* : *
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* ----------------- :
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* license : Lightweight profiler library for c++
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* : Copyright(C) 2016 Sergey Yagovtsev, Victor Zarubkin
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* :
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* : This program is free software : you can redistribute it and / or modify
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* : it under the terms of the GNU General Public License as published by
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* : the Free Software Foundation, either version 3 of the License, or
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* : (at your option) any later version.
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* :
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* : This program is distributed in the hope that it will be useful,
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* : but WITHOUT ANY WARRANTY; without even the implied warranty of
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* : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* : GNU General Public License for more details.
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* :
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* : You should have received a copy of the GNU General Public License
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* : along with this program.If not, see <http://www.gnu.org/licenses/>.
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************************************************************************/
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#ifndef EASY__CHRONOMETER_ITEM__H_
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#define EASY__CHRONOMETER_ITEM__H_
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#include <QGraphicsItem>
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#include <QRectF>
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#include <QPolygonF>
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#include <QColor>
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//////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////
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class QWidget;
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class QPainter;
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class QStyleOptionGraphicsItem;
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class EasyGraphicsView;
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class EasyChronometerItem : public QGraphicsItem
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{
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QPolygonF m_indicator; ///< Indicator displayed when this chrono item is out of screen (displaying only for main item)
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QRectF m_boundingRect; ///< boundingRect (see QGraphicsItem)
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QColor m_color; ///< Color of the item
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qreal m_left, m_right; ///< Left and right bounds of the selection zone
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bool m_bMain; ///< Is this chronometer main (true, by default)
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bool m_bReverse; ///<
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bool m_bHoverIndicator; ///< Mouse hover above indicator
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public:
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explicit EasyChronometerItem(bool _main = true);
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virtual ~EasyChronometerItem();
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// Public virtual methods
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QRectF boundingRect() const override;
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void paint(QPainter* _painter, const QStyleOptionGraphicsItem* _option, QWidget* _widget = nullptr) override;
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public:
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// Public non-virtual methods
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void setColor(const QColor& _color);
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void setBoundingRect(qreal x, qreal y, qreal w, qreal h);
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void setBoundingRect(const QRectF& _rect);
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void setLeftRight(qreal _left, qreal _right);
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void setReverse(bool _reverse);
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void setHover(bool _hover);
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bool contains(const QPointF& _pos) const override;
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inline bool hoverIndicator() const
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{
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return m_bHoverIndicator;
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}
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inline bool reverse() const
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{
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return m_bReverse;
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}
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inline qreal left() const
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{
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return m_left;
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}
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inline qreal right() const
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{
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return m_right;
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}
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inline qreal width() const
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{
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return m_right - m_left;
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}
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private:
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///< Returns pointer to the EasyGraphicsView widget.
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const EasyGraphicsView* view() const;
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EasyGraphicsView* view();
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}; // END of class EasyChronometerItem.
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//////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////
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#endif // EASY__CHRONOMETER_ITEM__H_
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