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authorKevin Wright <kevin.wright@nokia.com>2010-07-27 07:32:59 (GMT)
committerKevin Wright <kevin.wright@nokia.com>2010-07-27 07:32:59 (GMT)
commita98af1c7f1bba3c791d08e76e4896e48ea6ea019 (patch)
tree5b383c52ae5436e0fff91a8a3170bdf3d8338145 /examples/touch/fingerpaint/scribblearea.h
parenta02eba0de0fcf9a17d489ee1f92977c95d3afd76 (diff)
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+** the names of its contributors may be used to endorse or promote
+** products derived from this software without specific prior written
+** permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef SCRIBBLEAREA_H
+#define SCRIBBLEAREA_H
+
+#include <QColor>
+#include <QImage>
+#include <QPoint>
+#include <QWidget>
+
+//! [0]
+class ScribbleArea : public QWidget
+{
+ Q_OBJECT
+
+public:
+ ScribbleArea(QWidget *parent = 0);
+
+ bool openImage(const QString &fileName);
+ bool saveImage(const QString &fileName, const char *fileFormat);
+
+ bool isModified() const { return modified; }
+
+public slots:
+ void clearImage();
+ void print();
+
+protected:
+ void paintEvent(QPaintEvent *event);
+ void resizeEvent(QResizeEvent *event);
+ bool event(QEvent *event);
+
+private:
+ void resizeImage(QImage *image, const QSize &newSize);
+
+ bool modified;
+ QList<QColor> myPenColors;
+ QImage image;
+};
+//! [0]
+
+#endif