Mercurial > hg > svgui
view layer/ImageLayer.h @ 375:daaf1c435d98
* Fix mislabelling of time lines in ruler
author | Chris Cannam |
---|---|
date | Wed, 12 Mar 2008 14:40:18 +0000 |
parents | 020c485aa7e0 |
children | e1a9e478b7f2 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006-2007 Chris Cannam and QMUL. 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 _IMAGE_LAYER_H_ #define _IMAGE_LAYER_H_ #include "Layer.h" #include "data/model/ImageModel.h" #include <QObject> #include <QColor> #include <QImage> #include <QMutex> #include <map> class View; class QPainter; class FileSource; class ImageLayer : public Layer { Q_OBJECT public: ImageLayer(); virtual ~ImageLayer(); virtual void paint(View *v, QPainter &paint, QRect rect) const; virtual QString getFeatureDescription(View *v, QPoint &) const; virtual bool snapToFeatureFrame(View *v, int &frame, size_t &resolution, SnapType snap) const; virtual void drawStart(View *v, QMouseEvent *); virtual void drawDrag(View *v, QMouseEvent *); virtual void drawEnd(View *v, QMouseEvent *); virtual void editStart(View *v, QMouseEvent *); virtual void editDrag(View *v, QMouseEvent *); virtual void editEnd(View *v, QMouseEvent *); virtual void moveSelection(Selection s, size_t newStartFrame); virtual void resizeSelection(Selection s, Selection newSize); virtual void deleteSelection(Selection s); virtual void copy(View *v, Selection s, Clipboard &to); virtual bool paste(View *v, const Clipboard &from, int frameOffset, bool interactive); virtual bool editOpen(View *, QMouseEvent *); // on double-click virtual const Model *getModel() const { return m_model; } void setModel(ImageModel *model); virtual PropertyList getProperties() const; virtual QString getPropertyLabel(const PropertyName &) const; virtual PropertyType getPropertyType(const PropertyName &) const; virtual int getPropertyRangeAndValue(const PropertyName &, int *min, int *max, int *deflt) const; virtual QString getPropertyValueLabel(const PropertyName &, int value) const; virtual void setProperty(const PropertyName &, int value); virtual ColourSignificance getLayerColourSignificance() const { return ColourAbsent; } virtual bool isLayerScrollable(const View *v) const; virtual bool isLayerEditable() const { return true; } virtual int getCompletion(View *) const { return m_model->getCompletion(); } virtual bool getValueExtents(float &min, float &max, bool &logarithmic, QString &unit) const; virtual void toXml(QTextStream &stream, QString indent = "", QString extraAttributes = "") const; virtual void setLayerDormant(const View *v, bool dormant); void setProperties(const QXmlAttributes &attributes); virtual bool addImage(long frame, QString url); // using a command protected slots: void checkAddRemotes(); void remoteFileReady(); protected: ImageModel::PointList getLocalPoints(View *v, int x, int y) const; bool getImageOriginalSize(QString name, QSize &size) const; QImage getImage(View *v, QString name, QSize maxSize) const; void drawImage(View *v, QPainter &paint, const ImageModel::Point &p, int x, int nx) const; //!!! how to reap no-longer-used images? typedef std::map<QString, QImage> ImageMap; typedef std::map<const View *, ImageMap> ViewImageMap; typedef std::map<QString, FileSource *> FileSourceMap; static ImageMap m_images; static QMutex m_imageMapMutex; mutable ViewImageMap m_scaled; mutable FileSourceMap m_remoteFiles; QString getLocalFilename(QString img) const; void checkAddRemote(QString img) const; ImageModel *m_model; bool m_editing; QPoint m_editOrigin; ImageModel::Point m_originalPoint; ImageModel::Point m_editingPoint; ImageModel::EditCommand *m_editingCommand; }; #endif