interfaces.h Example File

tools/plugandpaint/app/interfaces.h
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#ifndef INTERFACES_H #define INTERFACES_H #include <QtPlugin> class QImage; class QPainter; class QWidget; class QPainterPath; class QPoint; class QRect; class QString; class QStringList; class BrushInterface { public: virtual ~BrushInterface() {} virtual QStringList brushes() const = 0; virtual QRect mousePress(const QString &brush, QPainter &painter, const QPoint &pos) = 0; virtual QRect mouseMove(const QString &brush, QPainter &painter, const QPoint &oldPos, const QPoint &newPos) = 0; virtual QRect mouseRelease(const QString &brush, QPainter &painter, const QPoint &pos) = 0; }; class ShapeInterface { public: virtual ~ShapeInterface() {} virtual QStringList shapes() const = 0; virtual QPainterPath generateShape(const QString &shape, QWidget *parent) = 0; }; class FilterInterface { public: virtual ~FilterInterface() {} virtual QStringList filters() const = 0; virtual QImage filterImage(const QString &filter, const QImage &image, QWidget *parent) = 0; }; #define BrushInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.BrushInterface/1.0" Q_DECLARE_INTERFACE(BrushInterface, BrushInterface_iid) #define ShapeInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.ShapeInterface/1.0" Q_DECLARE_INTERFACE(ShapeInterface, ShapeInterface_iid) #define FilterInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.FilterInterface/1.0" Q_DECLARE_INTERFACE(FilterInterface, FilterInterface_iid) #endif