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author | Jani Hautakangas <jani.hautakangas@nokia.com> | 2011-02-09 08:11:45 (GMT) |
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committer | Jani Hautakangas <jani.hautakangas@nokia.com> | 2011-02-25 13:36:47 (GMT) |
commit | 1b71e4082fcb1f3b112cc786ef577e0bf8cffa4c (patch) | |
tree | 00b3c34eaba21e190ed51ed74b6c69d99f0f3420 /src/opengl/qgl_symbian.cpp | |
parent | 01dcf4ca11c38df20c0948357383ff22ecd29035 (diff) | |
download | Qt-1b71e4082fcb1f3b112cc786ef577e0bf8cffa4c.zip Qt-1b71e4082fcb1f3b112cc786ef577e0bf8cffa4c.tar.gz Qt-1b71e4082fcb1f3b112cc786ef577e0bf8cffa4c.tar.bz2 |
QPixmap::to/fromSymbianCFbsBitmap() in OpenGL graphics system.
Implementation of Symbian specific conversion functions for
converting Symbian native bitmap to QPixmap and QPixmap to
Symbian native bitmap.
Task-number: QTBUG-16977
Reviewed-by: Jason Barron
Diffstat (limited to 'src/opengl/qgl_symbian.cpp')
-rw-r--r-- | src/opengl/qgl_symbian.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/opengl/qgl_symbian.cpp b/src/opengl/qgl_symbian.cpp index 82b66f5..3426a4c 100644 --- a/src/opengl/qgl_symbian.cpp +++ b/src/opengl/qgl_symbian.cpp @@ -44,12 +44,14 @@ #include <coemain.h> #include <coecntrl.h> #include <w32std.h> +#include <private/qt_s60_p.h> #include <private/qpixmap_s60_p.h> #include <private/qimagepixmapcleanuphooks_p.h> #include <private/qgl_p.h> #include <private/qpaintengine_opengl_p.h> #include <private/qwidget_p.h> // to access QWExtra #include "qgl_egl_p.h" +#include "qpixmapdata_gl_p.h" #include "qcolormap.h" #include <QDebug> @@ -358,5 +360,117 @@ void QGLWidgetPrivate::recreateEglSurface() eglSurfaceWindowId = currentId; } +/* + * Symbian specific QGLPixmapData functions + */ + +static CFbsBitmap* createBlitCopy(CFbsBitmap* bitmap) +{ + CFbsBitmap *copy = q_check_ptr(new CFbsBitmap); + if(!copy) + return 0; + + if (copy->Create(bitmap->SizeInPixels(), bitmap->DisplayMode()) != KErrNone) { + delete copy; + copy = 0; + + return 0; + } + + CFbsBitmapDevice* bitmapDevice = 0; + CFbsBitGc *bitmapGc = 0; + QT_TRAP_THROWING(bitmapDevice = CFbsBitmapDevice::NewL(copy)); + QT_TRAP_THROWING(bitmapGc = CFbsBitGc::NewL()); + bitmapGc->Activate(bitmapDevice); + + bitmapGc->BitBlt(TPoint(), bitmap); + + delete bitmapGc; + delete bitmapDevice; + + return copy; +} + +void QGLPixmapData::fromNativeType(void* pixmap, NativeType type) +{ + if (type == QPixmapData::FbsBitmap) { + CFbsBitmap *bitmap = reinterpret_cast<CFbsBitmap*>(pixmap); + + bool deleteSourceBitmap = false; +#ifdef Q_SYMBIAN_HAS_EXTENDED_BITMAP_TYPE + + // Rasterize extended bitmaps + + TUid extendedBitmapType = bitmap->ExtendedBitmapType(); + if (extendedBitmapType != KNullUid) { + bitmap = createBlitCopy(bitmap); + deleteSourceBitmap = true; + } +#endif + + if (bitmap->IsCompressedInRAM()) { + bitmap = createBlitCopy(bitmap); + deleteSourceBitmap = true; + } + + TDisplayMode displayMode = bitmap->DisplayMode(); + QImage::Format format = qt_TDisplayMode2Format(displayMode); + + TSize size = bitmap->SizeInPixels(); + int bytesPerLine = bitmap->ScanLineLength(size.iWidth, displayMode); + + bitmap->BeginDataAccess(); + uchar *bytes = (uchar*)bitmap->DataAddress(); + QImage img = QImage(bytes, size.iWidth, size.iHeight, bytesPerLine, format); + img = img.copy(); + bitmap->EndDataAccess(); + + if(displayMode == EGray2) { + //Symbian thinks set pixels are white/transparent, Qt thinks they are foreground/solid + //So invert mono bitmaps so that masks work correctly. + img.invertPixels(); + } else if(displayMode == EColor16M) { + img = img.rgbSwapped(); // EColor16M is BGR + } + + fromImage(img, Qt::AutoColor); + + if(deleteSourceBitmap) + delete bitmap; + } +} + +void* QGLPixmapData::toNativeType(NativeType type) +{ + if (type == QPixmapData::FbsBitmap) { + CFbsBitmap *bitmap = q_check_ptr(new CFbsBitmap); + + if (bitmap) { + QImage image = toImage(); + + TDisplayMode displayMode(EColor16MU); + if (image.format()==QImage::Format_ARGB32_Premultiplied) + displayMode = EColor16MAP; + + if (bitmap->Create(TSize(image.width(), image.height()), + displayMode) == KErrNone) { + const uchar *sptr = const_cast<const QImage&>(image).bits(); + bitmap->BeginDataAccess(); + + uchar *dptr = (uchar*)bitmap->DataAddress(); + Mem::Copy(dptr, sptr, image.byteCount()); + + bitmap->EndDataAccess(); + } else { + delete bitmap; + bitmap = 0; + } + } + + return reinterpret_cast<void*>(bitmap); + } + return 0; +} + QT_END_NAMESPACE |