C++ (Cpp) _cairo_pattern_init_static_copy Examples

Example #1

File: cairo-surface-wrapper.c Project: igagis/cairo

static void
_copy_transformed_pattern (cairo_pattern_t *pattern,
			   const cairo_pattern_t *original,
			   const cairo_matrix_t  *ctm_inverse)
{
    _cairo_pattern_init_static_copy (pattern, original);

    if (! _cairo_matrix_is_identity (ctm_inverse))
	_cairo_pattern_transform (pattern, ctm_inverse);
}

Example #2

File: cairo-composite-rectangles.c Project: 1833183060/wke

static void
_cairo_composite_reduce_pattern (const cairo_pattern_t *src,
				 cairo_pattern_union_t *dst)
{
    int tx, ty;

    _cairo_pattern_init_static_copy (&dst->base, src);
    if (dst->base.type == CAIRO_PATTERN_TYPE_SOLID)
	return;

    dst->base.filter = _cairo_pattern_analyze_filter (&dst->base, NULL),

    tx = ty = 0;
    if (_cairo_matrix_is_pixman_translation (&dst->base.matrix,
					     dst->base.filter,
					     &tx, &ty))
    {
	dst->base.matrix.x0 = tx;
	dst->base.matrix.y0 = ty;
    }
}

Example #3

File: cairo-xcb-surface-core.c Project: ghub/NVprSDK

static cairo_xcb_pixmap_t *
_render_to_pixmap (cairo_xcb_surface_t *target,
		   const cairo_pattern_t *pattern,
		   const cairo_rectangle_int_t *extents)
{
    cairo_image_surface_t *image;
    cairo_xcb_shm_info_t *shm_info;
    cairo_pattern_union_t copy;
    cairo_status_t status;
    cairo_xcb_pixmap_t *pixmap;

    status = _cairo_xcb_shm_image_create (target->screen->connection,
					  target->pixman_format,
					  extents->width, extents->height,
					  &image, &shm_info);
    if (unlikely (status))
	return (cairo_xcb_pixmap_t *) _cairo_surface_create_in_error (status);

    _cairo_pattern_init_static_copy (&copy.base, pattern);
    cairo_matrix_translate (&copy.base.matrix, -extents->x, -extents->y);
    status = _cairo_surface_paint (&image->base,
				   CAIRO_OPERATOR_SOURCE,
				   &copy.base,
				   NULL);
    if (unlikely (status)) {
	cairo_surface_destroy (&image->base);
	return (cairo_xcb_pixmap_t *) _cairo_surface_create_in_error (status);
    }

    pixmap = _pixmap_from_image (target, target->xrender_format, image, shm_info);
    cairo_surface_destroy (&image->base);

    if (unlikely (pixmap->base.status))
	return pixmap;

    pixmap->x0 = -extents->x;
    pixmap->y0 = -extents->y;
    return pixmap;
}

Example #4

File: cairo-surface-offset.c Project: ghub/NVprSDK

static void
_copy_transformed_pattern (cairo_pattern_t *pattern,
			   const cairo_pattern_t *original,
			   const cairo_matrix_t  *ctm_inverse)
{
    _cairo_pattern_init_static_copy (pattern, original);

    /* apply device_transform first so that it is transformed by ctm_inverse */
    if (original->type == CAIRO_PATTERN_TYPE_SURFACE) {
	cairo_surface_pattern_t *surface_pattern;
	cairo_surface_t *surface;

        surface_pattern = (cairo_surface_pattern_t *) original;
        surface = surface_pattern->surface;

	if (_cairo_surface_has_device_transform (surface))
	    _cairo_pattern_transform (pattern, &surface->device_transform);
    }

    if (! _cairo_matrix_is_identity (ctm_inverse))
	_cairo_pattern_transform (pattern, ctm_inverse);
}