diff options
Diffstat (limited to 'src/plugins')
4 files changed, 29 insertions, 4 deletions
diff --git a/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp index ed482e5dae..bbc156fc53 100644 --- a/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp +++ b/src/plugins/platforms/xcb/nativepainting/qbackingstore_x11.cpp @@ -192,6 +192,10 @@ bool QXcbNativeBackingStore::scroll(const QRegion &area, int dx, int dy) void QXcbNativeBackingStore::beginPaint(const QRegion ®ion) { + QX11PlatformPixmap *x11pm = qt_x11Pixmap(m_pixmap); + if (x11pm) + x11pm->setIsBackingStore(true); + #if QT_CONFIG(xrender) if (m_translucentBackground) { const QVector<XRectangle> xrects = qt_region_to_xrectangles(region); diff --git a/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp index a3e6cedecd..d43b273f4d 100644 --- a/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp +++ b/src/plugins/platforms/xcb/nativepainting/qpaintengine_x11.cpp @@ -200,6 +200,7 @@ public: uint has_pattern : 1; uint has_alpha_pen : 1; uint has_alpha_brush : 1; + uint use_sysclip : 1; uint render_hints; const QXcbX11Info *xinfo; @@ -701,6 +702,9 @@ bool QX11PaintEngine::begin(QPaintDevice *pdev) d->xlibMaxLinePoints = 32762; // a safe number used to avoid, call to XMaxRequestSize(d->dpy) - 3; d->opacity = 1; + QX11PlatformPixmap *x11pm = paintDevice()->devType() == QInternal::Pixmap ? qt_x11Pixmap(*static_cast<QPixmap *>(paintDevice())) : nullptr; + d->use_sysclip = paintDevice()->devType() == QInternal::Widget || (x11pm ? x11pm->isBackingStore() : false); + // Set up the polygon clipper. Note: This will only work in // polyline mode as long as we have a buffer zone, since a // polyline may be clipped into several non-connected polylines. @@ -1472,7 +1476,7 @@ void QX11PaintEngine::updatePen(const QPen &pen) } if (!d->has_clipping) { // if clipping is set the paintevent clip region is merged with the clip region - QRegion sysClip = systemClip(); + QRegion sysClip = d->use_sysclip ? systemClip() : QRegion(); if (!sysClip.isEmpty()) x11SetClipRegion(d->dpy, d->gc, 0, d->picture, sysClip); else @@ -1603,7 +1607,7 @@ void QX11PaintEngine::updateBrush(const QBrush &brush, const QPointF &origin) vals.fill_style = s; XChangeGC(d->dpy, d->gc_brush, mask, &vals); if (!d->has_clipping) { - QRegion sysClip = systemClip(); + QRegion sysClip = d->use_sysclip ? systemClip() : QRegion(); if (!sysClip.isEmpty()) x11SetClipRegion(d->dpy, d->gc_brush, 0, d->picture, sysClip); else @@ -2223,7 +2227,7 @@ void QX11PaintEngine::updateMatrix(const QTransform &mtx) void QX11PaintEngine::updateClipRegion_dev(const QRegion &clipRegion, Qt::ClipOperation op) { Q_D(QX11PaintEngine); - QRegion sysClip = systemClip(); + QRegion sysClip = d->use_sysclip ? systemClip() : QRegion(); if (op == Qt::NoClip) { d->has_clipping = false; d->crgn = sysClip; diff --git a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp index 86c87e5e30..b1ce39f363 100644 --- a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp +++ b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11.cpp @@ -1772,6 +1772,20 @@ XID QX11PlatformPixmap::createBitmapFromImage(const QImage &image) return hd; } +bool QX11PlatformPixmap::isBackingStore() const +{ + return (flags & IsBackingStore); +} + +void QX11PlatformPixmap::setIsBackingStore(bool on) +{ + if (on) + flags |= IsBackingStore; + else { + flags &= ~IsBackingStore; + } +} + #if QT_CONFIG(xrender) void QX11PlatformPixmap::convertToARGB32(bool preserveContents) { diff --git a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11_p.h b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11_p.h index 7392cbfccf..9c0ba98300 100644 --- a/src/plugins/platforms/xcb/nativepainting/qpixmap_x11_p.h +++ b/src/plugins/platforms/xcb/nativepainting/qpixmap_x11_p.h @@ -90,6 +90,8 @@ public: void convertToARGB32(bool preserveContents = true); #endif + bool isBackingStore() const; + void setIsBackingStore(bool on); private: friend class QX11PaintEngine; friend const QXcbX11Info &qt_x11Info(const QPixmap &pixmap); @@ -110,7 +112,8 @@ private: Uninitialized = 0x1, Readonly = 0x2, InvertedWhenBoundToTexture = 0x4, - GlSurfaceCreatedWithAlpha = 0x8 + GlSurfaceCreatedWithAlpha = 0x8, + IsBackingStore = 0x10 }; uint flags; |