diff options
Diffstat (limited to 'src/gui/image/qimage.cpp')
-rw-r--r-- | src/gui/image/qimage.cpp | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index 60d402289d..ee77a32b86 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -828,17 +828,6 @@ QImageData *QImageData::create(uchar *data, int width, int height, int bpl, QIm d->cleanupFunction = cleanupFunction; d->cleanupInfo = cleanupInfo; - switch (format) { - case QImage::Format_Mono: - case QImage::Format_MonoLSB: - d->colortable.resize(2); - d->colortable[0] = QColor(Qt::black).rgba(); - d->colortable[1] = QColor(Qt::white).rgba(); - break; - default: - break; - } - return d; } @@ -2237,21 +2226,30 @@ QRgb QImage::pixel(int x, int y) const } const uchar *s = d->data + y * d->bytes_per_line; - switch(d->format) { + + int index = -1; + switch (d->format) { case Format_Mono: - return d->colortable.at((*(s + (x >> 3)) >> (~x & 7)) & 1); + index = (*(s + (x >> 3)) >> (~x & 7)) & 1; + break; case Format_MonoLSB: - return d->colortable.at((*(s + (x >> 3)) >> (x & 7)) & 1); + index = (*(s + (x >> 3)) >> (x & 7)) & 1; + break; case Format_Indexed8: - { - int index = (int)s[x]; - if (index < d->colortable.size()) { - return d->colortable.at(index); - } else { - qWarning("QImage::pixel: color table index %d out of range.", index); - return 0; - } + index = s[x]; + break; + default: + break; + } + if (index >= 0) { // Indexed format + if (index >= d->colortable.size()) { + qWarning("QImage::pixel: color table index %d out of range.", index); + return 0; } + return d->colortable.at(index); + } + + switch (d->format) { case Format_RGB32: return 0xff000000 | reinterpret_cast<const QRgb *>(s)[x]; case Format_ARGB32: // Keep old behaviour. |