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author | Geir Vattekar <geir.vattekar@digia.com> | 2012-10-05 15:58:48 +0200 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2012-10-25 11:49:55 +0200 |
commit | 7eff63b41e4f5bc008877581abd87774c2907e08 (patch) | |
tree | 8017808be1a3ff879bcabc367687775051268bf4 /examples/svg/embeddedsvgviewer/embeddedsvgviewer.h | |
parent | 67a7cf1784c068104d69a032dcd0cebc984876f6 (diff) | |
download | qtsvg-7eff63b41e4f5bc008877581abd87774c2907e08.tar.gz |
Doc: Modularized Qt Svg documentation
Change-Id: I2b503ec04a0a4bf800f62c8d3dc2bf1675293add
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
Diffstat (limited to 'examples/svg/embeddedsvgviewer/embeddedsvgviewer.h')
-rw-r--r-- | examples/svg/embeddedsvgviewer/embeddedsvgviewer.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/examples/svg/embeddedsvgviewer/embeddedsvgviewer.h b/examples/svg/embeddedsvgviewer/embeddedsvgviewer.h new file mode 100644 index 0000000..18c5eaa --- /dev/null +++ b/examples/svg/embeddedsvgviewer/embeddedsvgviewer.h @@ -0,0 +1,87 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef EMBEDDED_SVG_VIEWER_H +#define EMBEDDED_SVG_VIEWER_H + +#include <QWidget> +#include <QString> +#include <QSvgRenderer> +#include <QSize> +#include <QMouseEvent> +#include <QSlider> +#include <QPushButton> + +class EmbeddedSvgViewer : public QWidget +{ + Q_OBJECT +public: + EmbeddedSvgViewer(const QString& filePath); + virtual void paintEvent(QPaintEvent *event); + void mouseMoveEvent ( QMouseEvent * event ); + void mousePressEvent ( QMouseEvent * event ); + void resizeEvent ( QResizeEvent * event ); + +public slots: + void setZoom(int); // 100 <= newZoom < 0 + +private: + QSvgRenderer* m_renderer; + QSlider* m_zoomSlider; + QPushButton* m_quitButton; + QSize m_imageSize; + qreal m_zoomLevel; + qreal m_imageScale; // How many Image coords 1 widget pixel is worth + + QRectF m_viewBox; + QRectF m_viewBoxBounds; + QSizeF m_viewBoxSize; + QPointF m_viewBoxCenter; + QPointF m_viewBoxCenterOnMousePress; + QPoint m_mousePress; + + void updateImageScale(); + QRectF getViewBox(QPointF viewBoxCenter); +}; + + + +#endif |