113 lines
4 KiB
C++
113 lines
4 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: image.h 5510 2012-03-30 14:51:09Z wschweer $
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//
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// Copyright (C) 2002-2012 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#ifndef __IMAGE_H__
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#define __IMAGE_H__
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#include "bsymbol.h"
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class ImageStoreItem;
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//---------------------------------------------------------
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// @@ Image
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//---------------------------------------------------------
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class Image : public BSymbol {
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Q_OBJECT
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protected:
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ImageStoreItem* _storeItem;
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QString _storePath; // the path of the img in the ImageStore
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QString _linkPath; // the path of an external linked img
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bool _linkIsValid; // whether _linkPath file exists or not
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mutable QPixmap buffer; ///< cached rendering
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QSizeF _size; // in mm or spatium units
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bool _lockAspectRatio;
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bool _autoScale; ///< fill parent frame
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bool _sizeIsSpatium;
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mutable bool _dirty;
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virtual bool isEditable() const { return true; }
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virtual void editDrag(const EditData&);
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void draw(QPainter*, QSize size) const;
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virtual void updateGrips(int*, QRectF*) const;
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virtual QPointF gripAnchor(int /*grip*/) const { return QPointF(); }
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virtual QSizeF imageSize() const = 0;
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virtual qreal scaleFactor() const = 0;
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public:
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Image(Score* = 0);
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Image(const Image&);
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~Image();
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virtual ElementType type() const { return IMAGE; }
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virtual void write(Xml& xml) const;
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virtual void read(const QDomElement&);
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bool load(const QString& s);
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virtual void layout();
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void setSize(const QSizeF& s) { _size = s; }
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QSizeF size() const { return _size; }
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bool lockAspectRatio() const { return _lockAspectRatio; }
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void setLockAspectRatio(bool v) { _lockAspectRatio = v; }
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bool autoScale() const { return _autoScale; }
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void setAutoScale(bool v) { _autoScale = v; }
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ImageStoreItem* storeItem() const { return _storeItem; }
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bool sizeIsSpatium() const { return _sizeIsSpatium; }
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void setSizeIsSpatium(bool val) { _sizeIsSpatium = val; }
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QSizeF scale() const;
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void setScale(const QSizeF&);
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QSizeF scaleForSize(const QSizeF&) const;
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QSizeF sizeForScale(const QSizeF&) const;
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QVariant getProperty(P_ID ) const;
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bool setProperty(P_ID propertyId, const QVariant&);
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QVariant propertyDefault(P_ID id) const;
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};
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//---------------------------------------------------------
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// @@ RasterImage
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//---------------------------------------------------------
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class RasterImage : public Image {
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QImage doc;
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public:
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RasterImage(Score* s) : Image(s) {}
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~RasterImage() {}
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virtual RasterImage* clone() const { return new RasterImage(*this); }
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virtual void draw(QPainter*) const;
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virtual QSizeF imageSize() const { return doc.size(); }
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virtual qreal scaleFactor() const { return ( (_sizeIsSpatium ? spatium() : MScore::DPMM) / 0.4 ); }
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virtual void layout();
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};
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//---------------------------------------------------------
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// @@ SvgImage
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//---------------------------------------------------------
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class SvgImage : public Image {
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QSvgRenderer* doc;
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public:
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SvgImage(Score*);
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~SvgImage();
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virtual SvgImage* clone() const;
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virtual void draw(QPainter*) const;
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virtual QSizeF imageSize() const { return doc->defaultSize(); }
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virtual qreal scaleFactor() const { return (_sizeIsSpatium ? 10.0 : MScore::DPMM); }
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virtual void layout();
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};
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#endif
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