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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>ntqwmatrix.h</h1>
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<p>This is the verbatim text of the ntqwmatrix.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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** $Id: qt/ntqwmatrix.h 3.3.8 edited Jan 11 14:38 $
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**
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** Definition of TQWMatrix class
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**
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** Created : 941020
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of the kernel module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQWMATRIX_H
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#define TQWMATRIX_H
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#ifndef QT_H
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#include "ntqwindowdefs.h"
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#include "ntqpointarray.h"
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#include "ntqrect.h"
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#include "ntqregion.h"
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#endif // QT_H
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#ifndef QT_NO_WMATRIX
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class Q_EXPORT TQWMatrix // 2D transform matrix
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{
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public:
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TQWMatrix();
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TQWMatrix( double m11, double m12, double m21, double m22,
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double dx, double dy );
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void setMatrix( double m11, double m12, double m21, double m22,
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double dx, double dy );
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double m11() const { return _m11; }
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double m12() const { return _m12; }
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double m21() const { return _m21; }
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double m22() const { return _m22; }
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double dx() const { return _dx; }
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double dy() const { return _dy; }
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void map( int x, int y, int *tx, int *ty ) const;
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void map( double x, double y, double *tx, double *ty ) const;
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TQRect mapRect( const TQRect & ) const;
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TQPoint map( const TQPoint &p ) const { return operator *( p ); }
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TQRect map( const TQRect &r ) const { return mapRect ( r ); }
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TQPointArray map( const TQPointArray &a ) const { return operator * ( a ); }
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TQRegion map( const TQRegion &r ) const { return operator *( r ); }
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TQRegion mapToRegion( const TQRect &r ) const { return operator *( r ); }
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TQPointArray mapToPolygon( const TQRect &r ) const;
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void reset();
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bool isIdentity() const;
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TQWMatrix &translate( double dx, double dy );
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TQWMatrix &scale( double sx, double sy );
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TQWMatrix &shear( double sh, double sv );
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TQWMatrix &rotate( double a );
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bool isInvertible() const { return (_m11*_m22 - _m12*_m21) != 0; }
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double det() const { return _m11*_m22 - _m12*_m21; }
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TQWMatrix invert( bool * = 0 ) const;
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bool operator==( const TQWMatrix & ) const;
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bool operator!=( const TQWMatrix & ) const;
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TQWMatrix &operator*=( const TQWMatrix & );
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/* we use matrix multiplication semantics here */
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TQPoint operator * (const TQPoint & ) const;
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TQRegion operator * (const TQRect & ) const;
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TQRegion operator * (const TQRegion & ) const;
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TQPointArray operator * ( const TQPointArray &a ) const;
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enum TransformationMode {
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Points, Areas
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};
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static void setTransformationMode( TQWMatrix::TransformationMode m );
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static TransformationMode transformationMode();
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private:
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double _m11, _m12;
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double _m21, _m22;
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double _dx, _dy;
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};
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Q_EXPORT TQWMatrix operator*( const TQWMatrix &, const TQWMatrix & );
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/*****************************************************************************
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TQWMatrix stream functions
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*****************************************************************************/
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Q_EXPORT TQDataStream &operator<<( TQDataStream &, const TQWMatrix & );
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Q_EXPORT TQDataStream &operator>>( TQDataStream &, TQWMatrix & );
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#endif // QT_NO_WMATRIX
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#endif // TQWMATRIX_H
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</pre>
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<!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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<td>Copyright © 2007
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>TQt 3.3.8</div>
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</table></div></address></body>
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