Mercurial > hg > easaier-soundaccess

annotate view/Pane.h @ 282:d9319859a4cf tip

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author benoitrigolleau
date Fri, 31 Oct 2008 11:00:24 +0000
parents 82d17c4d4b39
children
rev   line source
lbajardsilogic@0 1
lbajardsilogic@0 2 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0 3
lbajardsilogic@0 4 /*
lbajardsilogic@0 5 Sonic Visualiser
lbajardsilogic@0 6 An audio file viewer and annotation editor.
lbajardsilogic@0 7 Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0 8 This file copyright 2006 Chris Cannam and QMUL.
lbajardsilogic@0 9
lbajardsilogic@0 10 This program is free software; you can redistribute it and/or
lbajardsilogic@0 11 modify it under the terms of the GNU General Public License as
lbajardsilogic@0 12 published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0 13 License, or (at your option) any later version. See the file
lbajardsilogic@0 14 COPYING included with this distribution for more information.
lbajardsilogic@0 15 */
lbajardsilogic@0 16
lbajardsilogic@0 17 #ifndef _PANE_H_
lbajardsilogic@0 18 #define _PANE_H_
lbajardsilogic@0 19
lbajardsilogic@0 20 #include <QFrame>
lbajardsilogic@0 21 #include <QPoint>
lbajardsilogic@0 22
lbajardsilogic@0 23 #include "base/ZoomConstraint.h"
lbajardsilogic@0 24 #include "View.h"
lbajardsilogic@0 25 #include "base/Selection.h"
lbajardsilogic@0 26
lbajardsilogic@0 27 class QWidget;
lbajardsilogic@0 28 class QPaintEvent;
lbajardsilogic@0 29 class Layer;
lbajardsilogic@0 30 class Thumbwheel;
lbajardsilogic@0 31 class Panner;
lbajardsilogic@0 32 class NotifyingPushButton;
lbajardsilogic@0 33
lbajardsilogic@0 34 class Pane : public View
lbajardsilogic@0 35 {
lbajardsilogic@0 36 Q_OBJECT
lbajardsilogic@0 37
lbajardsilogic@0 38 public:
lbajardsilogic@0 39 Pane(QWidget *parent = 0);
lbajardsilogic@0 40 virtual QString getPropertyContainerIconName() const { return "pane"; }
lbajardsilogic@0 41
lbajardsilogic@0 42 virtual bool shouldIlluminateLocalFeatures(const Layer *layer,
lbajardsilogic@0 43 QPoint &pos) const;
lbajardsilogic@0 44 virtual bool shouldIlluminateLocalSelection(QPoint &pos,
lbajardsilogic@0 45 bool &closeToLeft,
lbajardsilogic@0 46 bool &closeToRight) const;
lbajardsilogic@0 47
lbajardsilogic@0 48 void setCentreLineVisible(bool visible);
lbajardsilogic@0 49 bool getCentreLineVisible() const { return m_centreLineVisible; }
lbajardsilogic@0 50
lbajardsilogic@0 51 virtual size_t getFirstVisibleFrame() const;
lbajardsilogic@0 52
lbajardsilogic@0 53 virtual QImage *toNewImage(size_t f0, size_t f1);
lbajardsilogic@0 54 virtual QImage *toNewImage() { return View::toNewImage(); }
lbajardsilogic@0 55 virtual QSize getImageSize(size_t f0, size_t f1);
lbajardsilogic@0 56 virtual QSize getImageSize() { return View::getImageSize(); }
lbajardsilogic@0 57
lbajardsilogic@0 58 virtual QString toXmlString(QString indent = "",
lbajardsilogic@0 59 QString extraAttributes = "") const;
lbajardsilogic@0 60
lbajardsilogic@23 61 virtual QString toEasaierXmlString(QString indent = "",
lbajardsilogic@23 62 QString extraAttributes = "") const;
lbajardsilogic@23 63
lbajardsilogic@253 64 virtual int getIntervalModulo() {m_intervalModulo = (m_intervalModulo+1)%4; return m_intervalModulo;}
lbajardsilogic@0 65 signals:
lbajardsilogic@0 66 void paneInteractedWith();
lbajardsilogic@0 67 void rightButtonMenuRequested(QPoint position);
lbajardsilogic@0 68
lbajardsilogic@0 69 public slots:
lbajardsilogic@0 70 virtual void toolModeChanged();
lbajardsilogic@0 71 virtual void zoomWheelsEnabledChanged();
lbajardsilogic@0 72 virtual void viewZoomLevelChanged(View *v, unsigned long z, bool locked);
lbajardsilogic@0 73
lbajardsilogic@0 74 virtual void horizontalThumbwheelMoved(int value);
lbajardsilogic@0 75 virtual void verticalThumbwheelMoved(int value);
lbajardsilogic@0 76 virtual void verticalZoomChanged();
lbajardsilogic@0 77 virtual void verticalPannerMoved(float x, float y, float w, float h);
lbajardsilogic@0 78 virtual void editVerticalPannerExtents();
lbajardsilogic@0 79
lbajardsilogic@0 80 virtual void propertyContainerSelected(View *, PropertyContainer *pc);
lbajardsilogic@0 81
lbajardsilogic@0 82 void mouseEnteredWidget();
lbajardsilogic@0 83 void mouseLeftWidget();
lbajardsilogic@0 84
lbajardsilogic@0 85 protected:
lbajardsilogic@0 86 virtual void paintEvent(QPaintEvent *e);
lbajardsilogic@0 87 virtual void mousePressEvent(QMouseEvent *e);
lbajardsilogic@0 88 virtual void mouseReleaseEvent(QMouseEvent *e);
lbajardsilogic@0 89 virtual void mouseMoveEvent(QMouseEvent *e);
lbajardsilogic@0 90 virtual void mouseDoubleClickEvent(QMouseEvent *e);
lbajardsilogic@0 91 virtual void leaveEvent(QEvent *e);
lbajardsilogic@0 92 virtual void wheelEvent(QWheelEvent *e);
lbajardsilogic@0 93 virtual void resizeEvent(QResizeEvent *e);
lbajardsilogic@0 94
lbajardsilogic@0 95 virtual bool render(QPainter &paint, int x0, size_t f0, size_t f1);
lbajardsilogic@0 96
lbajardsilogic@0 97 Selection getSelectionAt(int x, bool &closeToLeft, bool &closeToRight) const;
lbajardsilogic@0 98
lbajardsilogic@0 99 bool editSelectionStart(QMouseEvent *e);
lbajardsilogic@0 100 bool editSelectionDrag(QMouseEvent *e);
lbajardsilogic@0 101 bool editSelectionEnd(QMouseEvent *e);
lbajardsilogic@0 102 bool selectionIsBeingEdited() const;
lbajardsilogic@0 103
lbajardsilogic@0 104 void updateHeadsUpDisplay();
lbajardsilogic@0 105 void updateVerticalPanner();
lbajardsilogic@0 106
lbajardsilogic@0 107 bool canTopLayerMoveVertical();
lbajardsilogic@0 108 bool getTopLayerDisplayExtents(float &valueMin, float &valueMax,
lbajardsilogic@0 109 float &displayMin, float &displayMax,
lbajardsilogic@0 110 QString *unit = 0);
lbajardsilogic@0 111 bool setTopLayerDisplayExtents(float displayMin, float displayMax);
lbajardsilogic@0 112
lbajardsilogic@0 113 void dragTopLayer(QMouseEvent *e);
lbajardsilogic@0 114 void dragExtendSelection(QMouseEvent *e);
lbajardsilogic@0 115 void zoomToRegion(int x0, int y0, int x1, int y1);
lbajardsilogic@0 116 void updateContextHelp(const QPoint *pos);
lbajardsilogic@0 117
lbajardsilogic@0 118 bool m_identifyFeatures;
lbajardsilogic@0 119 QPoint m_identifyPoint;
lbajardsilogic@0 120 QPoint m_clickPos;
lbajardsilogic@0 121 QPoint m_mousePos;
lbajardsilogic@0 122 bool m_clickedInRange;
lbajardsilogic@0 123 bool m_shiftPressed;
lbajardsilogic@0 124 bool m_ctrlPressed;
lbajardsilogic@0 125 bool m_navigating;
lbajardsilogic@0 126 bool m_resizing;
lbajardsilogic@0 127 size_t m_dragCentreFrame;
lbajardsilogic@0 128 float m_dragStartMinValue;
lbajardsilogic@0 129 bool m_centreLineVisible;
lbajardsilogic@0 130 size_t m_selectionStartFrame;
lbajardsilogic@0 131 Selection m_editingSelection;
lbajardsilogic@0 132 int m_editingSelectionEdge;
lbajardsilogic@0 133 mutable int m_scaleWidth;
lbajardsilogic@0 134
lbajardsilogic@0 135 enum DragMode {
lbajardsilogic@0 136 UnresolvedDrag,
lbajardsilogic@0 137 VerticalDrag,
lbajardsilogic@0 138 HorizontalDrag,
lbajardsilogic@0 139 FreeDrag
lbajardsilogic@0 140 };
lbajardsilogic@0 141 DragMode m_dragMode;
lbajardsilogic@0 142
lbajardsilogic@0 143 QWidget *m_headsUpDisplay;
lbajardsilogic@0 144 Panner *m_vpan;
lbajardsilogic@0 145 Thumbwheel *m_hthumb;
lbajardsilogic@0 146 Thumbwheel *m_vthumb;
lbajardsilogic@0 147 NotifyingPushButton *m_reset;
lbajardsilogic@253 148
lbajardsilogic@253 149 int m_intervalModulo;
lbajardsilogic@0 150 };
lbajardsilogic@0 151
lbajardsilogic@0 152 #endif
lbajardsilogic@0 153