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Diffstat (limited to 'src/kernel/qregion.h')
| -rw-r--r-- | src/kernel/qregion.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/kernel/qregion.h b/src/kernel/qregion.h new file mode 100644 index 000000000..f0221a647 --- /dev/null +++ b/src/kernel/qregion.h @@ -0,0 +1,177 @@ +/**************************************************************************** +** +** Definition of TQRegion class +** +** Created : 940514 +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the kernel module of the TQt 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 files LICENSE.GPL2 +** and LICENSE.GPL3 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 TQt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing retquirements 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.TQPL +** included in the packaging of this file. Licensees holding valid TQt +** Commercial licenses may use this file in accordance with the TQt +** 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 TQREGION_H +#define TQREGION_H + +#ifndef QT_H +#include "qshared.h" +#include "qrect.h" +#endif // QT_H + +#ifdef Q_WS_X11 +struct TQRegionPrivate; +#endif + +class Q_EXPORT TQRegion +{ +public: + enum RegionType { Rectangle, Ellipse }; + + TQRegion(); + TQRegion( int x, int y, int w, int h, RegionType = Rectangle ); + TQRegion( const TQRect &, RegionType = Rectangle ); + TQRegion( const TQPointArray &, bool winding=FALSE ); + TQRegion( const TQRegion & ); + TQRegion( const TQBitmap & ); + ~TQRegion(); + TQRegion &operator=( const TQRegion & ); + + bool isNull() const; + bool isEmpty() const; + + bool contains( const TQPoint &p ) const; + bool contains( const TQRect &r ) const; + + void translate( int dx, int dy ); + + TQRegion unite( const TQRegion & ) const; + TQRegion intersect( const TQRegion &) const; + TQRegion subtract( const TQRegion & ) const; + TQRegion eor( const TQRegion & ) const; + + TQRect boundingRect() const; + TQMemArray<TQRect> rects() const; + void setRects( const TQRect *, int ); + + const TQRegion operator|( const TQRegion & ) const; + const TQRegion operator+( const TQRegion & ) const; + const TQRegion operator&( const TQRegion & ) const; + const TQRegion operator-( const TQRegion & ) const; + const TQRegion operator^( const TQRegion & ) const; + TQRegion& operator|=( const TQRegion & ); + TQRegion& operator+=( const TQRegion & ); + TQRegion& operator&=( const TQRegion & ); + TQRegion& operator-=( const TQRegion & ); + TQRegion& operator^=( const TQRegion & ); + + bool operator==( const TQRegion & ) const; + bool operator!=( const TQRegion &r ) const + { return !(operator==(r)); } + +#if defined(Q_WS_WIN) + HRGN handle() const { return data->rgn; } +#elif defined(Q_WS_X11) + Region handle() const { if(!data->rgn) updateX11Region(); return data->rgn; } +#elif defined(Q_WS_MAC) + RgnHandle handle(bool retquire_rgn=FALSE) const; +#elif defined(Q_WS_QWS) + // TQGfx_QWS needs this for region drawing + void * handle() const { return data->rgn; } +#endif + +#ifndef QT_NO_DATASTREAM + friend Q_EXPORT TQDataStream &operator<<( TQDataStream &, const TQRegion & ); + friend Q_EXPORT TQDataStream &operator>>( TQDataStream &, TQRegion & ); +#endif +private: + TQRegion( bool ); + TQRegion copy() const; + void detach(); +#if defined(Q_WS_WIN) + TQRegion winCombine( const TQRegion &, int ) const; +#endif +#if defined(Q_WS_X11) + void updateX11Region() const; + void *clipRectangles( int &num ) const; + friend void *qt_getClipRects( const TQRegion &, int & ); +#endif + void exec( const TQByteArray &, int ver = 0 ); + struct TQRegionData : public TQShared { +#if defined(Q_WS_WIN) + HRGN rgn; +#elif defined(Q_WS_X11) + Region rgn; + void *xrectangles; + TQRegionPrivate *region; +#elif defined(Q_WS_MAC) + uint is_rect:1; + TQRect rect; + RgnHandle rgn; +#elif defined(Q_WS_QWS) + void * rgn; +#endif + bool is_null; + } *data; +#if defined(Q_WS_MAC) + friend struct qt_mac_rgn_data_cache; + friend TQRegionData *qt_mac_get_rgn_data(); + friend void qt_mac_free_rgn_data(TQRegionData *); + void rectifyRegion(); +#elif defined(Q_WS_WIN) + friend class TQETWidget; +#endif + +}; + + +#define TQRGN_SETRECT 1 // region stream commands +#define TQRGN_SETELLIPSE 2 // (these are internal) +#define TQRGN_SETPTARRAY_ALT 3 +#define TQRGN_SETPTARRAY_WIND 4 +#define TQRGN_TRANSLATE 5 +#define TQRGN_OR 6 +#define TQRGN_AND 7 +#define TQRGN_SUB 8 +#define TQRGN_XOR 9 +#define TQRGN_RECTS 10 + + +/***************************************************************************** + TQRegion stream functions + *****************************************************************************/ + +#ifndef QT_NO_DATASTREAM +Q_EXPORT TQDataStream &operator<<( TQDataStream &, const TQRegion & ); +Q_EXPORT TQDataStream &operator>>( TQDataStream &, TQRegion & ); +#endif + + +#endif // TQREGION_H |