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-rw-r--r--src/3rdparty/libpng/pngconf.h5
-rw-r--r--src/corelib/tools/qchar.cpp18
-rw-r--r--src/corelib/tools/qstring.cpp2
-rw-r--r--src/gui/image/qnativeimage.cpp12
-rw-r--r--src/gui/image/qpixmap_x11.cpp18
-rw-r--r--src/gui/kernel/qapplication_x11.cpp6
-rw-r--r--src/gui/kernel/qt_x11_p.h2
-rw-r--r--src/gui/painting/qwindowsurface_raster.cpp5
8 files changed, 49 insertions, 19 deletions
diff --git a/src/3rdparty/libpng/pngconf.h b/src/3rdparty/libpng/pngconf.h
index 2a41a29..b02f2a0 100644
--- a/src/3rdparty/libpng/pngconf.h
+++ b/src/3rdparty/libpng/pngconf.h
@@ -286,6 +286,11 @@
# endif
# endif
+/* Avoid exporting libpng symbols from Qt DLL on Windows */
+# if defined (_MSC_VER) && defined(PNG_IMPEXP)
+# undef PNG_IMPEXP
+# endif
+
# ifndef PNG_IMPEXP
# define PNG_IMPEXP
# endif
diff --git a/src/corelib/tools/qchar.cpp b/src/corelib/tools/qchar.cpp
index 9db7d1a..b296129 100644
--- a/src/corelib/tools/qchar.cpp
+++ b/src/corelib/tools/qchar.cpp
@@ -1481,7 +1481,8 @@ static void decomposeHelper(QString *str, bool canonical, QChar::UnicodeVersion
ucs4 = QChar::surrogateToUcs4(high, ucs4);
}
}
- if (QChar::unicodeVersion(ucs4) > version)
+ QChar::UnicodeVersion v = QChar::unicodeVersion(ucs4);
+ if (v == QChar::Unicode_Unassigned || v > version)
continue;
int length;
int tag;
@@ -1541,7 +1542,7 @@ static ushort ligatureHelper(ushort u1, ushort u2)
return 0;
}
-static void composeHelper(QString *str, int from)
+static void composeHelper(QString *str, QChar::UnicodeVersion version, int from)
{
QString &s = *str;
@@ -1561,7 +1562,14 @@ static void composeHelper(QString *str, int from)
++pos;
}
}
- int combining = QChar::combiningClass(uc);
+ const QUnicodeTables::Properties *p = qGetProp(uc);
+ if (p->unicodeVersion == QChar::Unicode_Unassigned || p->unicodeVersion > version) {
+ starter = -1; // to prevent starter == pos - 1
+ lastCombining = 0;
+ ++pos;
+ continue;
+ }
+ int combining = p->combiningClass;
if (starter == pos - 1 || combining > lastCombining) {
// allowed to form ligature with S
QChar ligature = ligatureHelper(s.at(starter).unicode(), uc);
@@ -1608,7 +1616,7 @@ static void canonicalOrderHelper(QString *str, QChar::UnicodeVersion version, in
ushort c2 = 0;
{
const QUnicodeTables::Properties *p = qGetProp(u2);
- if ((QChar::UnicodeVersion)p->unicodeVersion <= version)
+ if (p->unicodeVersion != QChar::Unicode_Unassigned && p->unicodeVersion <= version)
c2 = p->combiningClass;
}
if (c2 == 0) {
@@ -1619,7 +1627,7 @@ static void canonicalOrderHelper(QString *str, QChar::UnicodeVersion version, in
ushort c1 = 0;
{
const QUnicodeTables::Properties *p = qGetProp(u1);
- if ((QChar::UnicodeVersion)p->unicodeVersion <= version)
+ if (p->unicodeVersion != QChar::Unicode_Unassigned && p->unicodeVersion <= version)
c1 = p->combiningClass;
}
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index f5efe55..934b6ad 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -6367,7 +6367,7 @@ void qt_string_normalize(QString *data, QString::NormalizationForm mode, QChar::
if (mode == QString::NormalizationForm_D || mode == QString::NormalizationForm_KD)
return;
- composeHelper(data, from);
+ composeHelper(data, version, from);
}
diff --git a/src/gui/image/qnativeimage.cpp b/src/gui/image/qnativeimage.cpp
index aebcbaf..e1382dd 100644
--- a/src/gui/image/qnativeimage.cpp
+++ b/src/gui/image/qnativeimage.cpp
@@ -153,7 +153,12 @@ QImage::Format QNativeImage::systemFormat()
QNativeImage::QNativeImage(int width, int height, QImage::Format format,bool /* isTextBuffer */, QWidget *widget)
: xshmimg(0), xshmpm(0)
{
- if (!X11->use_mitshm) {
+ QX11Info info = widget->x11Info();
+
+ int dd = info.depth();
+ Visual *vis = (Visual*) info.visual();
+
+ if (!X11->use_mitshm || format != QImage::Format_RGB16 && X11->bppForDepth.value(dd) != 32) {
image = QImage(width, height, format);
// follow good coding practice and set xshminfo attributes, though values not used in this case
xshminfo.readOnly = true;
@@ -163,11 +168,6 @@ QNativeImage::QNativeImage(int width, int height, QImage::Format format,bool /*
return;
}
- QX11Info info = widget->x11Info();
-
- int dd = info.depth();
- Visual *vis = (Visual*) info.visual();
-
xshmimg = XShmCreateImage(X11->display, vis, dd, ZPixmap, 0, &xshminfo, width, height);
if (!xshmimg) {
qWarning("QNativeImage: Unable to create shared XImage.");
diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index 77c2a2a..0e1401c 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -897,12 +897,20 @@ void QX11PixmapData::fromImage(const QImage &img,
}
)
break;
- case BPP24_888: // 24 bit MSB
+ case BPP24_888:
CYCLE(
- for (int x=0; x<w; x++) {
- *dst++ = qRed (*p);
- *dst++ = qGreen(*p);
- *dst++ = qBlue (*p++);
+ if (QSysInfo::ByteOrder == QSysInfo::BigEndian) {
+ for (int x=0; x<w; x++) {
+ *dst++ = qRed (*p);
+ *dst++ = qGreen(*p);
+ *dst++ = qBlue (*p++);
+ }
+ } else {
+ for (int x=0; x<w; x++) {
+ *dst++ = qBlue (*p);
+ *dst++ = qGreen(*p);
+ *dst++ = qRed (*p++);
+ }
}
)
break;
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index ef8e2b8..408e9ac 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -1896,6 +1896,12 @@ void qt_init(QApplicationPrivate *priv, int,
X11->defaultScreen = DefaultScreen(X11->display);
X11->screenCount = ScreenCount(X11->display);
+ int formatCount = 0;
+ XPixmapFormatValues *values = XListPixmapFormats(X11->display, &formatCount);
+ for (int i = 0; i < formatCount; ++i)
+ X11->bppForDepth[values[i].depth] = values[i].bits_per_pixel;
+ XFree(values);
+
X11->screens = new QX11InfoData[X11->screenCount];
X11->argbVisuals = new Visual *[X11->screenCount];
X11->argbColormaps = new Colormap[X11->screenCount];
diff --git a/src/gui/kernel/qt_x11_p.h b/src/gui/kernel/qt_x11_p.h
index 72acaf3..fe4a631 100644
--- a/src/gui/kernel/qt_x11_p.h
+++ b/src/gui/kernel/qt_x11_p.h
@@ -54,6 +54,7 @@
//
#include "QtGui/qwindowdefs.h"
+#include "QtCore/qhash.h"
#include "QtCore/qlist.h"
#include "QtCore/qvariant.h"
@@ -467,6 +468,7 @@ struct QX11Data
Colormap *argbColormaps;
int screenCount;
int defaultScreen;
+ QHash<int, int> bppForDepth;
Time time;
Time userTime;
diff --git a/src/gui/painting/qwindowsurface_raster.cpp b/src/gui/painting/qwindowsurface_raster.cpp
index 15ff044..2a25bff 100644
--- a/src/gui/painting/qwindowsurface_raster.cpp
+++ b/src/gui/painting/qwindowsurface_raster.cpp
@@ -254,8 +254,9 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi
} else
#endif
{
+ int depth = widget->x11Info().depth();
const QImage &src = d->image->image;
- if (src.format() != QImage::Format_RGB32 || widget->x11Info().depth() < 24) {
+ if (src.format() != QImage::Format_RGB32 || depth < 24 || X11->bppForDepth.value(depth) != 32) {
Q_ASSERT(src.depth() >= 16);
const QImage sub_src(src.scanLine(br.y()) + br.x() * (uint(src.depth()) / 8),
br.width(), br.height(), src.bytesPerLine(), src.format());
@@ -267,7 +268,7 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi
} else {
// qpaintengine_x11.cpp
extern void qt_x11_drawImage(const QRect &rect, const QPoint &pos, const QImage &image, Drawable hd, GC gc, Display *dpy, Visual *visual, int depth);
- qt_x11_drawImage(br, wpos, src, widget->handle(), d_ptr->gc, X11->display, (Visual *)widget->x11Info().visual(), widget->x11Info().depth());
+ qt_x11_drawImage(br, wpos, src, widget->handle(), d_ptr->gc, X11->display, (Visual *)widget->x11Info().visual(), depth);
}
}
generated by cgit v0.12 at 2024-11-08 19:04:16 (GMT)