Mercurial > hg > svgui
view layer/ImageLayer.h @ 1486:ac0a8addabcf
Merge from branch by-id
author | Chris Cannam |
---|---|
date | Wed, 17 Jul 2019 14:25:16 +0100 |
parents | 696e569ff21b |
children | e6362cf5ff1d |
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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 SV_IMAGE_LAYER_H #define SV_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(); void paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const override; QString getFeatureDescription(LayerGeometryProvider *v, QPoint &) const override; bool snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame, int &resolution, SnapType snap) const override; void drawStart(LayerGeometryProvider *v, QMouseEvent *) override; void drawDrag(LayerGeometryProvider *v, QMouseEvent *) override; void drawEnd(LayerGeometryProvider *v, QMouseEvent *) override; void editStart(LayerGeometryProvider *v, QMouseEvent *) override; void editDrag(LayerGeometryProvider *v, QMouseEvent *) override; void editEnd(LayerGeometryProvider *v, QMouseEvent *) override; void moveSelection(Selection s, sv_frame_t newStartFrame) override; void resizeSelection(Selection s, Selection newSize) override; void deleteSelection(Selection s) override; void copy(LayerGeometryProvider *v, Selection s, Clipboard &to) override; bool paste(LayerGeometryProvider *v, const Clipboard &from, sv_frame_t frameOffset, bool interactive) override; bool editOpen(LayerGeometryProvider *, QMouseEvent *) override; // on double-click ModelId getModel() const override { return m_model; } void setModel(ModelId model); // an ImageModel please PropertyList getProperties() const override; QString getPropertyLabel(const PropertyName &) const override; PropertyType getPropertyType(const PropertyName &) const override; int getPropertyRangeAndValue(const PropertyName &, int *min, int *max, int *deflt) const override; QString getPropertyValueLabel(const PropertyName &, int value) const override; void setProperty(const PropertyName &, int value) override; ColourSignificance getLayerColourSignificance() const override { return ColourAbsent; } bool isLayerScrollable(const LayerGeometryProvider *v) const override; bool isLayerEditable() const override { return true; } int getCompletion(LayerGeometryProvider *) const override; bool getValueExtents(double &min, double &max, bool &logarithmic, QString &unit) const override; void toXml(QTextStream &stream, QString indent = "", QString extraAttributes = "") const override; int getVerticalScaleWidth(LayerGeometryProvider *, bool, QPainter &) const override { return 0; } void setLayerDormant(const LayerGeometryProvider *v, bool dormant) override; void setProperties(const QXmlAttributes &attributes) override; virtual bool addImage(sv_frame_t frame, QString url); // using a command protected slots: void checkAddSources(); void fileSourceReady(); protected: EventVector getLocalPoints(LayerGeometryProvider *v, int x, int y) const; bool getImageOriginalSize(QString name, QSize &size) const; QImage getImage(LayerGeometryProvider *v, QString name, QSize maxSize) const; void drawImage(LayerGeometryProvider *v, QPainter &paint, const Event &p, int x, int nx) const; //!!! how to reap no-longer-used images? typedef std::map<QString, QImage> ImageMap; typedef std::map<const LayerGeometryProvider *, ImageMap> ViewImageMap; typedef std::map<QString, FileSource *> FileSourceMap; static ImageMap m_images; static QMutex m_imageMapMutex; mutable ViewImageMap m_scaled; mutable FileSourceMap m_fileSources; QString getLocalFilename(QString img) const; void checkAddSource(QString img) const; ModelId m_model; // an ImageModel bool m_editing; QPoint m_editOrigin; Event m_originalPoint; Event m_editingPoint; ChangeEventsCommand *m_editingCommand; void finish(ChangeEventsCommand *command) { Command *c = command->finish(); if (c) CommandHistory::getInstance()->addCommand(c, false); } }; #endif