Mercurial > hg > easyhg
view panner.h @ 185:ec2baee80833
* Some rather uncertain modifications to grapher logic for branch homes -- try to place branches close to their "parent branches".
Have also experimented with placing popular branches closer to the centre; neither is definitively better. Also, make changeset placement tend towards the branch home for the changeset
author | Chris Cannam |
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date | Sun, 19 Dec 2010 19:12:52 +0000 |
parents | 16ceeee30e2a |
children | 8fd71f570884 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* EasyMercurial Based on HgExplorer by Jari Korhonen Copyright (c) 2010 Jari Korhonen Copyright (c) 2010 Chris Cannam Copyright (c) 2010 Queen Mary, University of London This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef _PANNER_H_ #define _PANNER_H_ #include <QGraphicsView> class Panned; class Panner : public QGraphicsView { Q_OBJECT public: Panner(); virtual ~Panner() { } virtual void setScene(QGraphicsScene *); void connectToPanned(Panned *p); signals: void pannedRectChanged(QRectF); void pannerChanged(QRectF); void zoomIn(); void zoomOut(); public slots: void slotSetPannedRect(QRectF); protected slots: void slotSceneRectChanged(const QRectF &); void slotSceneChanged(const QList<QRectF> &); protected: QRectF m_pannedRect; void moveTo(QPoint); void fit(QRectF); virtual void paintEvent(QPaintEvent *); virtual void mousePressEvent(QMouseEvent *e); virtual void mouseMoveEvent(QMouseEvent *e); virtual void mouseReleaseEvent(QMouseEvent *e); virtual void mouseDoubleClickEvent(QMouseEvent *e); virtual void wheelEvent(QWheelEvent *e); virtual void resizeEvent(QResizeEvent *); virtual void updateScene(const QList<QRectF> &); virtual void drawItems(QPainter *, int, QGraphicsItem *[], const QStyleOptionGraphicsItem []); bool m_clicked; QRectF m_clickedRect; QPoint m_clickedPoint; QPixmap m_cache; }; #endif