qt5base-lts/examples/widgets/tools/plugandpaint/app/interfaces.h
Lucie Gérard 05fc3aef53 Use SPDX license identifiers
Replace the current license disclaimer in files by
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Files that have to be modified by hand are modified.
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Task-number: QTBUG-67283
Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-05-16 16:37:38 +02:00

77 lines
1.9 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef INTERFACES_H
#define INTERFACES_H
#include <QtPlugin>
QT_BEGIN_NAMESPACE
class QImage;
class QPainter;
class QWidget;
class QPainterPath;
class QPoint;
class QRect;
class QString;
QT_END_NAMESPACE
//! [0]
class BrushInterface
{
public:
virtual ~BrushInterface() = default;
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;
};
//! [0]
//! [1]
class ShapeInterface
{
public:
virtual ~ShapeInterface() = default;
virtual QStringList shapes() const = 0;
virtual QPainterPath generateShape(const QString &shape,
QWidget *parent) = 0;
};
//! [1]
//! [2]
class FilterInterface
{
public:
virtual ~FilterInterface() = default;
virtual QStringList filters() const = 0;
virtual QImage filterImage(const QString &filter, const QImage &image,
QWidget *parent) = 0;
};
//! [2]
QT_BEGIN_NAMESPACE
//! [3] //! [4]
#define BrushInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.BrushInterface/1.0"
Q_DECLARE_INTERFACE(BrushInterface, BrushInterface_iid)
//! [3]
#define ShapeInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.ShapeInterface/1.0"
Q_DECLARE_INTERFACE(ShapeInterface, ShapeInterface_iid)
//! [5]
#define FilterInterface_iid "org.qt-project.Qt.Examples.PlugAndPaint.FilterInterface/1.0"
Q_DECLARE_INTERFACE(FilterInterface, FilterInterface_iid)
//! [4] //! [5]
QT_END_NAMESPACE
#endif