qt5base-lts/examples/widgets/tools/plugandpaint/app/paintarea.h
Liang Qi dbef41f43e Merge remote-tracking branch 'origin/5.6' into 5.7
Conflicts:
	examples/qtestlib/tutorial5/containers.cpp
	examples/widgets/tools/tools.pro
	src/corelib/io/qprocess.cpp
	src/corelib/io/qprocess_unix.cpp
	src/corelib/io/qprocess_win.cpp
	src/network/kernel/qdnslookup_unix.cpp
	src/plugins/platforms/xcb/qxcbconnection_xi2.cpp
	src/testlib/qtestcase.cpp
	tools/configure/configureapp.cpp

Change-Id: I838ae7f082535a67a4a53aa13a21ba5580758be8
2016-05-06 15:36:44 +02:00

102 lines
3.6 KiB
C++

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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****************************************************************************/
#ifndef PAINTAREA_H
#define PAINTAREA_H
#include <QColor>
#include <QImage>
#include <QPainterPath>
#include <QWidget>
class BrushInterface;
class PaintArea : public QWidget
{
Q_OBJECT
public:
PaintArea(QWidget *parent = 0);
bool openImage(const QString &fileName);
bool saveImage(const QString &fileName, const char *fileFormat);
void setImage(const QImage &image);
void insertShape(const QPainterPath &path);
void setBrushColor(const QColor &color);
void setBrushWidth(int width);
void setBrush(BrushInterface *brushInterface, const QString &brush);
QImage image() const { return theImage; }
QColor brushColor() const { return color; }
int brushWidth() const { return thickness; }
QSize sizeHint() const Q_DECL_OVERRIDE;
protected:
void paintEvent(QPaintEvent *event) Q_DECL_OVERRIDE;
void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
void mouseReleaseEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
private:
void setupPainter(QPainter &painter);
QImage theImage;
QColor color;
int thickness;
BrushInterface *brushInterface;
QString brush;
QPoint lastPos;
QPainterPath pendingPath;
};
#endif