annotate widgets/Pane.h @ 17:0183ebb725ca

* Add ability to create empty layers for editing * Add first basic editing capability (adding points to a time instant layer) * Add various keyboard and mouse shortcuts for navigation &c * Add ability to resize a selection by dragging its edges * Add maximum zoom level
author Chris Cannam
date Thu, 26 Jan 2006 16:15:40 +0000
parents 01849cd277e6
children 651e4e868bcc
rev   line source
Chris@0 1
Chris@0 2 /* -*- c-basic-offset: 4 -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 3
Chris@0 4 /*
Chris@0 5 A waveform viewer and audio annotation editor.
Chris@5 6 Chris Cannam, Queen Mary University of London, 2005-2006
Chris@0 7
Chris@0 8 This is experimental software. Not for distribution.
Chris@0 9 */
Chris@0 10
Chris@0 11 #ifndef _PANE_H_
Chris@0 12 #define _PANE_H_
Chris@0 13
Chris@0 14 #include <QFrame>
Chris@0 15 #include <QPoint>
Chris@0 16
Chris@0 17 #include "base/ZoomConstraint.h"
Chris@0 18 #include "base/View.h"
Chris@13 19 #include "base/Selection.h"
Chris@0 20
Chris@0 21 class QWidget;
Chris@0 22 class QPaintEvent;
Chris@0 23 class Layer;
Chris@0 24
Chris@0 25 class Pane : public View
Chris@0 26 {
Chris@0 27 Q_OBJECT
Chris@0 28
Chris@0 29 public:
Chris@0 30 Pane(QWidget *parent = 0);
Chris@0 31 virtual QString getPropertyContainerIconName() const { return "pane"; }
Chris@0 32
Chris@0 33 virtual bool shouldIlluminateLocalFeatures(const Layer *layer, QPoint &pos);
Chris@0 34
Chris@0 35 void setCentreLineVisible(bool visible);
Chris@0 36 bool getCentreLineVisible() const { return m_centreLineVisible; }
Chris@0 37
Chris@8 38 virtual QString toXmlString(QString indent = "",
Chris@8 39 QString extraAttributes = "") const;
Chris@8 40
Chris@0 41 signals:
Chris@0 42 void paneInteractedWith();
Chris@0 43
Chris@13 44 public slots:
Chris@13 45 virtual void toolModeChanged();
Chris@13 46
Chris@0 47 protected:
Chris@0 48 virtual void paintEvent(QPaintEvent *e);
Chris@0 49 virtual void mousePressEvent(QMouseEvent *e);
Chris@0 50 virtual void mouseReleaseEvent(QMouseEvent *e);
Chris@0 51 virtual void mouseMoveEvent(QMouseEvent *e);
Chris@0 52 virtual void mouseDoubleClickEvent(QMouseEvent *e);
Chris@0 53 virtual void leaveEvent(QEvent *e);
Chris@0 54 virtual void wheelEvent(QWheelEvent *e);
Chris@0 55
Chris@17 56 Selection getSelectionAt(int x, bool &closeToLeft, bool &closeToRight);
Chris@17 57
Chris@0 58 bool m_identifyFeatures;
Chris@0 59 QPoint m_identifyPoint;
Chris@0 60 QPoint m_clickPos;
Chris@0 61 QPoint m_mousePos;
Chris@0 62 bool m_clickedInRange;
Chris@0 63 bool m_shiftPressed;
Chris@13 64 bool m_ctrlPressed;
Chris@17 65 bool m_navigating;
Chris@17 66 bool m_resizing;
Chris@0 67 size_t m_dragCentreFrame;
Chris@0 68 bool m_centreLineVisible;
Chris@13 69 size_t m_selectionStartFrame;
Chris@0 70 };
Chris@0 71
Chris@0 72 #endif
Chris@0 73