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Diffstat (limited to 'src/gui/painting/qregion_mac.cpp')
-rw-r--r-- | src/gui/painting/qregion_mac.cpp | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/src/gui/painting/qregion_mac.cpp b/src/gui/painting/qregion_mac.cpp deleted file mode 100644 index 3a0346abc4..0000000000 --- a/src/gui/painting/qregion_mac.cpp +++ /dev/null @@ -1,286 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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, Nokia gives you certain additional -** rights. These rights are described in the Nokia 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <private/qt_mac_p.h> -#include "qcoreapplication.h" -#include <qlibrary.h> - -QT_BEGIN_NAMESPACE - -QRegion::QRegionData QRegion::shared_empty = { Q_BASIC_ATOMIC_INITIALIZER(1), 0 }; - -#if defined(Q_WS_MAC32) && !defined(QT_MAC_USE_COCOA) -#define RGN_CACHE_SIZE 200 -#ifdef RGN_CACHE_SIZE -static bool rgncache_init = false; -static int rgncache_used; -static RgnHandle rgncache[RGN_CACHE_SIZE]; -static void qt_mac_cleanup_rgncache() -{ - rgncache_init = false; - for(int i = 0; i < RGN_CACHE_SIZE; ++i) { - if(rgncache[i]) { - --rgncache_used; - DisposeRgn(rgncache[i]); - rgncache[i] = 0; - } - } -} -#endif - -Q_GUI_EXPORT RgnHandle qt_mac_get_rgn() -{ -#ifdef RGN_CACHE_SIZE - if(!rgncache_init) { - rgncache_used = 0; - rgncache_init = true; - for(int i = 0; i < RGN_CACHE_SIZE; ++i) - rgncache[i] = 0; - qAddPostRoutine(qt_mac_cleanup_rgncache); - } else if(rgncache_used) { - for(int i = 0; i < RGN_CACHE_SIZE; ++i) { - if(rgncache[i]) { - RgnHandle ret = rgncache[i]; - SetEmptyRgn(ret); - rgncache[i] = 0; - --rgncache_used; - return ret; - } - } - } -#endif - return NewRgn(); -} - -Q_GUI_EXPORT void qt_mac_dispose_rgn(RgnHandle r) -{ -#ifdef RGN_CACHE_SIZE - if(rgncache_init && rgncache_used < RGN_CACHE_SIZE) { - for(int i = 0; i < RGN_CACHE_SIZE; ++i) { - if(!rgncache[i]) { - ++rgncache_used; - rgncache[i] = r; - return; - } - } - } -#endif - DisposeRgn(r); -} - -static OSStatus qt_mac_get_rgn_rect(UInt16 msg, RgnHandle, const Rect *rect, void *reg) -{ - if(msg == kQDRegionToRectsMsgParse) { - QRect rct(rect->left, rect->top, (rect->right - rect->left), (rect->bottom - rect->top)); - if(!rct.isEmpty()) - *((QRegion *)reg) += rct; - } - return noErr; -} - -Q_GUI_EXPORT QRegion qt_mac_convert_mac_region(RgnHandle rgn) -{ - return QRegion::fromQDRgn(rgn); -} - -QRegion QRegion::fromQDRgn(RgnHandle rgn) -{ - QRegion ret; - ret.detach(); - OSStatus oss = QDRegionToRects(rgn, kQDParseRegionFromTopLeft, qt_mac_get_rgn_rect, (void *)&ret); - if(oss != noErr) - return QRegion(); - return ret; -} - -/*! - \internal - Create's a RegionHandle, it's the caller's responsibility to release. -*/ -RgnHandle QRegion::toQDRgn() const -{ - RgnHandle rgnHandle = qt_mac_get_rgn(); - if(d->qt_rgn && d->qt_rgn->numRects) { - RgnHandle tmp_rgn = qt_mac_get_rgn(); - int n = d->qt_rgn->numRects; - const QRect *qt_r = (n == 1) ? &d->qt_rgn->extents : d->qt_rgn->rects.constData(); - while (n--) { - SetRectRgn(tmp_rgn, - qMax(SHRT_MIN, qt_r->x()), - qMax(SHRT_MIN, qt_r->y()), - qMin(SHRT_MAX, qt_r->right() + 1), - qMin(SHRT_MAX, qt_r->bottom() + 1)); - UnionRgn(rgnHandle, tmp_rgn, rgnHandle); - ++qt_r; - } - qt_mac_dispose_rgn(tmp_rgn); - } - return rgnHandle; -} - -/*! - \internal - Create's a RegionHandle, it's the caller's responsibility to release. - Returns 0 if the QRegion overflows. -*/ -RgnHandle QRegion::toQDRgnForUpdate_sys() const -{ - RgnHandle rgnHandle = qt_mac_get_rgn(); - if(d->qt_rgn && d->qt_rgn->numRects) { - RgnHandle tmp_rgn = qt_mac_get_rgn(); - int n = d->qt_rgn->numRects; - const QRect *qt_r = (n == 1) ? &d->qt_rgn->extents : d->qt_rgn->rects.constData(); - while (n--) { - - // detect overflow. Tested for use with HIViewSetNeedsDisplayInRegion - // in QWidgetPrivate::update_sys(). - enum { HIViewSetNeedsDisplayInRegionOverflow = 10000 }; // empirically determined conservative value - if (qt_r->right() > HIViewSetNeedsDisplayInRegionOverflow || qt_r->bottom() > HIViewSetNeedsDisplayInRegionOverflow) { - qt_mac_dispose_rgn(tmp_rgn); - qt_mac_dispose_rgn(rgnHandle); - return 0; - } - - SetRectRgn(tmp_rgn, - qMax(SHRT_MIN, qt_r->x()), - qMax(SHRT_MIN, qt_r->y()), - qMin(SHRT_MAX, qt_r->right() + 1), - qMin(SHRT_MAX, qt_r->bottom() + 1)); - UnionRgn(rgnHandle, tmp_rgn, rgnHandle); - ++qt_r; - } - qt_mac_dispose_rgn(tmp_rgn); - } - return rgnHandle; -} - -#endif - -#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) -OSStatus QRegion::shape2QRegionHelper(int inMessage, HIShapeRef, - const CGRect *inRect, void *inRefcon) -{ - QRegion *region = static_cast<QRegion *>(inRefcon); - if (!region) - return paramErr; - - switch (inMessage) { - case kHIShapeEnumerateRect: - *region += QRect(inRect->origin.x, inRect->origin.y, - inRect->size.width, inRect->size.height); - break; - case kHIShapeEnumerateInit: - // Assume the region is already setup correctly - case kHIShapeEnumerateTerminate: - default: - break; - } - return noErr; -} -#endif - -/*! - \internal - Create's a mutable shape, it's the caller's responsibility to release. - WARNING: this function clamps the coordinates to SHRT_MIN/MAX on 10.4 and below. -*/ -HIMutableShapeRef QRegion::toHIMutableShape() const -{ - HIMutableShapeRef shape = HIShapeCreateMutable(); -#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) - if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_5) { - if (d->qt_rgn && d->qt_rgn->numRects) { - int n = d->qt_rgn->numRects; - const QRect *qt_r = (n == 1) ? &d->qt_rgn->extents : d->qt_rgn->rects.constData(); - while (n--) { - CGRect cgRect = CGRectMake(qt_r->x(), qt_r->y(), qt_r->width(), qt_r->height()); - HIShapeUnionWithRect(shape, &cgRect); - ++qt_r; - } - } - } else -#endif - { -#ifndef QT_MAC_USE_COCOA - QCFType<HIShapeRef> qdShape = HIShapeCreateWithQDRgn(QMacSmartQuickDrawRegion(toQDRgn())); - HIShapeUnion(qdShape, shape, shape); -#endif - } - return shape; -} - -#if !defined(Q_WS_MAC64) && !defined(QT_MAC_USE_COCOA) -typedef OSStatus (*PtrHIShapeGetAsQDRgn)(HIShapeRef, RgnHandle); -static PtrHIShapeGetAsQDRgn ptrHIShapeGetAsQDRgn = 0; -#endif - - -QRegion QRegion::fromHIShapeRef(HIShapeRef shape) -{ - QRegion returnRegion; - returnRegion.detach(); - // Begin gratuitous #if-defery -#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) -# ifndef Q_WS_MAC64 - if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_5) { -# endif - HIShapeEnumerate(shape, kHIShapeParseFromTopLeft, shape2QRegionHelper, &returnRegion); -# ifndef Q_WS_MAC64 - } else -# endif -#endif - { -#if !defined(Q_WS_MAC64) && !defined(QT_MAC_USE_COCOA) - if (ptrHIShapeGetAsQDRgn == 0) { - QLibrary library(QLatin1String("/System/Library/Frameworks/Carbon.framework/Carbon")); - library.setLoadHints(QLibrary::ExportExternalSymbolsHint); - ptrHIShapeGetAsQDRgn = reinterpret_cast<PtrHIShapeGetAsQDRgn>(library.resolve("HIShapeGetAsQDRgn")); - } - RgnHandle rgn = qt_mac_get_rgn(); - ptrHIShapeGetAsQDRgn(shape, rgn); - returnRegion = QRegion::fromQDRgn(rgn); - qt_mac_dispose_rgn(rgn); -#endif - } - return returnRegion; -} - -QT_END_NAMESPACE |