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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/qpngio-h.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/qpngio-h.html')
| -rw-r--r-- | doc/html/qpngio-h.html | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/doc/html/qpngio-h.html b/doc/html/qpngio-h.html new file mode 100644 index 0000000..495e846 --- /dev/null +++ b/doc/html/qpngio-h.html @@ -0,0 +1,152 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> +<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qpngio.h:1 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>qpngio.h Include File</title> +<style type="text/css"><!-- +fn { margin-left: 1cm; text-indent: -1cm; } +a:link { color: #004faf; text-decoration: none } +a:visited { color: #672967; text-decoration: none } +body { background: #ffffff; color: black; } +--></style> +</head> +<body> + +<table border="0" cellpadding="0" cellspacing="0" width="100%"> +<tr bgcolor="#E5E5E5"> +<td valign=center> + <a href="index.html"> +<font color="#004faf">Home</font></a> + | <a href="classes.html"> +<font color="#004faf">All Classes</font></a> + | <a href="mainclasses.html"> +<font color="#004faf">Main Classes</font></a> + | <a href="annotated.html"> +<font color="#004faf">Annotated</font></a> + | <a href="groups.html"> +<font color="#004faf">Grouped Classes</font></a> + | <a href="functions.html"> +<font color="#004faf">Functions</font></a> +</td> +<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qpngio.h</h1> + +<p>This is the verbatim text of the qpngio.h include file. It is provided only for illustration; the copyright remains with Trolltech. +<hr> +<pre> +/**************************************************************************** +** $Id: qt/qpngio.h 3.3.8 edited Jan 11 14:38 $ +** +** Definition of PNG QImage IOHandler +** +** Created : 970521 +** +** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. +** +** This file is part of the kernel module of the Qt GUI Toolkit. +** +** This file may be used under the terms of the GNU General Public +** License versions 2.0 or 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Alternatively you may (at your option) use any +** later version of the GNU General Public License if such license has +** been publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free Qt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing requirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at sales@trolltech.com. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.QPL +** included in the packaging of this file. Licensees holding valid Qt +** Commercial licenses may use this file in accordance with the Qt +** Commercial License Agreement provided with the Software. +** +** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, +** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#ifndef QPNGIO_H +#define QPNGIO_H + +#ifndef QT_H +#include "qimage.h" +#endif // QT_H + +#ifndef QT_NO_IMAGEIO_PNG + +void qInitPngIO(); + +class QIODevice; + +#ifndef Q_PNGEXPORT +#if !defined(QT_PLUGIN) +#define Q_PNGEXPORT Q_EXPORT +#else +#define Q_PNGEXPORT +#endif +#endif + +class Q_PNGEXPORT QPNGImageWriter { +public: + QPNGImageWriter(QIODevice*); + ~QPNGImageWriter(); + + enum DisposalMethod { Unspecified, NoDisposal, RestoreBackground, RestoreImage }; + void setDisposalMethod(DisposalMethod); + void setLooping(int loops=0); // 0 == infinity + void setFrameDelay(int msecs); + void setGamma(float); + + bool writeImage(const QImage& img, int x, int y); + bool writeImage(const QImage& img, int quality, int x, int y); + bool writeImage(const QImage& img) + { return writeImage(img, 0, 0); } + bool writeImage(const QImage& img, int quality) + { return writeImage(img, quality, 0, 0); } + + QIODevice* device() { return dev; } + +private: + QIODevice* dev; + int frames_written; + DisposalMethod disposal; + int looping; + int ms_delay; + float gamma; +}; + +class Q_PNGEXPORT QPNGImagePacker : public QPNGImageWriter { +public: + QPNGImagePacker(QIODevice*, int depth, int convflags); + + void setPixelAlignment(int x); + bool packImage(const QImage& img); + +private: + QImage previous; + int depth; + int convflags; + int alignx; +}; + +#endif // QT_NO_IMAGEIO_PNG + +#endif // QPNGIO_H +</pre> +<!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>Qt 3.3.8</div> +</table></div></address></body> +</html> |