diff options
Diffstat (limited to 'src/corelib')
| -rw-r--r-- | src/corelib/global/qglobal.h | 4 | ||||
| -rw-r--r-- | src/corelib/tools/qrect.cpp | 62 | ||||
| -rw-r--r-- | src/corelib/tools/qrect.h | 2 |
3 files changed, 33 insertions, 35 deletions
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index 0721c39..b4b98e1 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -279,6 +279,10 @@ namespace QT_NAMESPACE {} # endif #endif +#if defined(Q_OS_MAC64) && !defined(QT_MAC_USE_COCOA) +#error "You are building a 64-bit application, but using a 32-bit version of Qt. Check your build configuration." +#endif + #if defined(Q_OS_MSDOS) || defined(Q_OS_OS2) || defined(Q_OS_WIN) # undef Q_OS_UNIX #elif !defined(Q_OS_UNIX) diff --git a/src/corelib/tools/qrect.cpp b/src/corelib/tools/qrect.cpp index 2082794..b4fe070 100644 --- a/src/corelib/tools/qrect.cpp +++ b/src/corelib/tools/qrect.cpp @@ -2154,48 +2154,42 @@ bool QRectF::contains(const QRectF &r) const QRectF QRectF::operator|(const QRectF &r) const { - qreal l1 = xp; - qreal r1 = xp; - if (w < 0) - l1 += w; - else - r1 += w; - if (l1 == r1) // null rect + if (isNull()) return r; + if (r.isNull()) + return *this; - qreal l2 = r.xp; - qreal r2 = r.xp; - if (r.w < 0) - l2 += r.w; + qreal left = xp; + qreal right = xp; + if (w < 0) + left += w; else - r2 += r.w; - if (l2 == r2) // null rect - return *this; + right += w; - qreal t1 = yp; - qreal b1 = yp; + if (r.w < 0) { + left = qMin(left, r.xp + r.w); + right = qMax(right, r.xp); + } else { + left = qMin(left, r.xp); + right = qMax(right, r.xp + r.w); + } + + qreal top = yp; + qreal bottom = yp; if (h < 0) - t1 += h; + top += h; else - b1 += h; - if (t1 == b1) // null rect - return r; + bottom += h; - qreal t2 = r.yp; - qreal b2 = r.yp; - if (r.h < 0) - t2 += r.h; - else - b2 += r.h; - if (t2 == b2) // null rect - return *this; + if (r.h < 0) { + top = qMin(top, r.yp + r.h); + bottom = qMax(bottom, r.yp); + } else { + top = qMin(top, r.yp); + bottom = qMax(bottom, r.yp + r.h); + } - QRectF tmp; - tmp.xp = qMin(l1, l2); - tmp.yp = qMin(t1, t2); - tmp.w = qMax(r1, r2) - tmp.xp; - tmp.h = qMax(b1, b2) - tmp.yp; - return tmp; + return QRectF(left, top, right - left, bottom - top); } /*! diff --git a/src/corelib/tools/qrect.h b/src/corelib/tools/qrect.h index 0740fe5..efdc24d 100644 --- a/src/corelib/tools/qrect.h +++ b/src/corelib/tools/qrect.h @@ -653,7 +653,7 @@ inline QRectF::QRectF(const QRect &r) } inline bool QRectF::isNull() const -{ return qIsNull(w) && qIsNull(h); } +{ return w == 0. && h == 0.; } inline bool QRectF::isEmpty() const { return w <= 0. || h <= 0.; } |