C++ (Cpp) cairo_qt_surface_create_with_qimage Examples

Example #1

File: gfxQPainterSurface.cpp Project: LittleForker/mozilla-central

gfxQPainterSurface::gfxQPainterSurface(const gfxIntSize& size, gfxImageFormat format)
{
    cairo_surface_t *csurf = cairo_qt_surface_create_with_qimage ((cairo_format_t) format,
                                                                        size.width,
                                                                        size.height);
    mPainter = cairo_qt_surface_get_qpainter (csurf);

    Init (csurf);
}

Example #2

File: gfxQPainterSurface.cpp Project: MekliCZ/positron

gfxQPainterSurface::gfxQPainterSurface(const mozilla::gfx::IntSize& size, gfxImageFormat format)
{
    cairo_format_t cformat = GfxFormatToCairoFormat(format);
    cairo_surface_t *csurf =
        cairo_qt_surface_create_with_qimage(cformat, size.width, size.height);
    mPainter = cairo_qt_surface_get_qpainter (csurf);

    Init (csurf);
}

Example #3

File: cairo-qt-surface.cpp Project: Happy-Ferret/webkit.js

/**
 ** Surface backend methods
 **/
static cairo_surface_t *
_cairo_qt_surface_create_similar (void *abstract_surface,
				  cairo_content_t content,
				  int width,
				  int height)
{
    cairo_qt_surface_t *qs = (cairo_qt_surface_t *) abstract_surface;
    bool use_pixmap;

    D(fprintf(stderr, "q[%p] create_similar: %d %d [%d] -> ", abstract_surface, width, height, content));

    use_pixmap = qs->image == NULL;
    if (use_pixmap) {
	switch (content) {
	case CAIRO_CONTENT_ALPHA:
	    use_pixmap = FALSE;
	    break;
	case CAIRO_CONTENT_COLOR:
	    break;
	case CAIRO_CONTENT_COLOR_ALPHA:
	    use_pixmap = ! _qpixmaps_have_no_alpha;
	    break;
	}
    }

    if (use_pixmap) {
	cairo_surface_t *result =
	    cairo_qt_surface_create_with_qpixmap (content, width, height);

	/* XXX result->content is always content. ??? */
	if (result->content == content) {
	    D(fprintf(stderr, "qpixmap content: %d\n", content));
	    return result;
	}

	_qpixmaps_have_no_alpha = TRUE;
	cairo_surface_destroy (result);
    }

    D(fprintf (stderr, "qimage\n"));
    return cairo_qt_surface_create_with_qimage
	(_cairo_format_from_content (content), width, height);
}