diff options
Diffstat (limited to 'libs/cairo-1.16.0/src/cairo-paginated-surface.c')
| -rw-r--r-- | libs/cairo-1.16.0/src/cairo-paginated-surface.c | 811 |
1 files changed, 811 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/src/cairo-paginated-surface.c b/libs/cairo-1.16.0/src/cairo-paginated-surface.c new file mode 100644 index 0000000..fc16f79 --- /dev/null +++ b/libs/cairo-1.16.0/src/cairo-paginated-surface.c @@ -0,0 +1,811 @@ +/* cairo - a vector graphics library with display and print output + * + * Copyright © 2005 Red Hat, Inc + * Copyright © 2007 Adrian Johnson + * + * This library is free software; you can redistribute it and/or + * modify it either under the terms of the GNU Lesser General Public + * License version 2.1 as published by the Free Software Foundation + * (the "LGPL") or, at your option, under the terms of the Mozilla + * Public License Version 1.1 (the "MPL"). If you do not alter this + * notice, a recipient may use your version of this file under either + * the MPL or the LGPL. + * + * You should have received a copy of the LGPL along with this library + * in the file COPYING-LGPL-2.1; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA + * You should have received a copy of the MPL along with this library + * in the file COPYING-MPL-1.1 + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY + * OF ANY KIND, either express or implied. See the LGPL or the MPL for + * the specific language governing rights and limitations. + * + * The Original Code is the cairo graphics library. + * + * The Initial Developer of the Original Code is Red Hat, Inc. + * + * Contributor(s): + * Carl Worth <cworth@cworth.org> + * Keith Packard <keithp@keithp.com> + * Adrian Johnson <ajohnson@redneon.com> + */ + +/* The paginated surface layer exists to provide as much code sharing + * as possible for the various paginated surface backends in cairo + * (PostScript, PDF, etc.). See cairo-paginated-private.h for + * more details on how it works and how to use it. + */ + +#include "cairoint.h" + +#include "cairo-paginated-private.h" +#include "cairo-paginated-surface-private.h" +#include "cairo-recording-surface-private.h" +#include "cairo-analysis-surface-private.h" +#include "cairo-error-private.h" +#include "cairo-image-surface-private.h" +#include "cairo-surface-subsurface-inline.h" + +static const cairo_surface_backend_t cairo_paginated_surface_backend; + +static cairo_int_status_t +_cairo_paginated_surface_show_page (void *abstract_surface); + +static cairo_surface_t * +_cairo_paginated_surface_create_similar (void *abstract_surface, + cairo_content_t content, + int width, + int height) +{ + cairo_rectangle_t rect; + rect.x = rect.y = 0.; + rect.width = width; + rect.height = height; + return cairo_recording_surface_create (content, &rect); +} + +static cairo_surface_t * +_create_recording_surface_for_target (cairo_surface_t *target, + cairo_content_t content) +{ + cairo_rectangle_int_t rect; + + if (_cairo_surface_get_extents (target, &rect)) { + cairo_rectangle_t recording_extents; + + recording_extents.x = rect.x; + recording_extents.y = rect.y; + recording_extents.width = rect.width; + recording_extents.height = rect.height; + + return cairo_recording_surface_create (content, &recording_extents); + } else { + return cairo_recording_surface_create (content, NULL); + } +} + +cairo_surface_t * +_cairo_paginated_surface_create (cairo_surface_t *target, + cairo_content_t content, + const cairo_paginated_surface_backend_t *backend) +{ + cairo_paginated_surface_t *surface; + cairo_status_t status; + + surface = _cairo_malloc (sizeof (cairo_paginated_surface_t)); + if (unlikely (surface == NULL)) { + status = _cairo_error (CAIRO_STATUS_NO_MEMORY); + goto FAIL; + } + + _cairo_surface_init (&surface->base, + &cairo_paginated_surface_backend, + NULL, /* device */ + content, + target->is_vector); + + /* Override surface->base.type with target's type so we don't leak + * evidence of the paginated wrapper out to the user. */ + surface->base.type = target->type; + + surface->target = cairo_surface_reference (target); + + surface->content = content; + surface->backend = backend; + + surface->recording_surface = _create_recording_surface_for_target (target, content); + status = surface->recording_surface->status; + if (unlikely (status)) + goto FAIL_CLEANUP_SURFACE; + + surface->page_num = 1; + surface->base.is_clear = TRUE; + + return &surface->base; + + FAIL_CLEANUP_SURFACE: + cairo_surface_destroy (target); + free (surface); + FAIL: + return _cairo_surface_create_in_error (status); +} + +cairo_bool_t +_cairo_surface_is_paginated (cairo_surface_t *surface) +{ + return surface->backend == &cairo_paginated_surface_backend; +} + +cairo_surface_t * +_cairo_paginated_surface_get_target (cairo_surface_t *surface) +{ + cairo_paginated_surface_t *paginated_surface; + + assert (_cairo_surface_is_paginated (surface)); + + paginated_surface = (cairo_paginated_surface_t *) surface; + return paginated_surface->target; +} + +cairo_surface_t * +_cairo_paginated_surface_get_recording (cairo_surface_t *surface) +{ + cairo_paginated_surface_t *paginated_surface; + + assert (_cairo_surface_is_paginated (surface)); + + paginated_surface = (cairo_paginated_surface_t *) surface; + return paginated_surface->recording_surface; +} + +cairo_status_t +_cairo_paginated_surface_set_size (cairo_surface_t *surface, + int width, + int height) +{ + cairo_paginated_surface_t *paginated_surface; + cairo_status_t status; + cairo_rectangle_t recording_extents; + + assert (_cairo_surface_is_paginated (surface)); + + paginated_surface = (cairo_paginated_surface_t *) surface; + + recording_extents.x = 0; + recording_extents.y = 0; + recording_extents.width = width; + recording_extents.height = height; + + cairo_surface_destroy (paginated_surface->recording_surface); + paginated_surface->recording_surface = cairo_recording_surface_create (paginated_surface->content, + &recording_extents); + status = paginated_surface->recording_surface->status; + if (unlikely (status)) + return _cairo_surface_set_error (surface, status); + + return CAIRO_STATUS_SUCCESS; +} + +static cairo_status_t +_cairo_paginated_surface_finish (void *abstract_surface) +{ + cairo_paginated_surface_t *surface = abstract_surface; + cairo_status_t status = CAIRO_STATUS_SUCCESS; + + if (! surface->base.is_clear || surface->page_num == 1) { + /* Bypass some of the sanity checking in cairo-surface.c, as we + * know that the surface is finished... + */ + status = _cairo_paginated_surface_show_page (surface); + } + + /* XXX We want to propagate any errors from destroy(), but those are not + * returned via the api. So we need to explicitly finish the target, + * and check the status afterwards. However, we can only call finish() + * on the target, if we own it. + */ + if (CAIRO_REFERENCE_COUNT_GET_VALUE (&surface->target->ref_count) == 1) + cairo_surface_finish (surface->target); + if (status == CAIRO_STATUS_SUCCESS) + status = cairo_surface_status (surface->target); + cairo_surface_destroy (surface->target); + + cairo_surface_finish (surface->recording_surface); + if (status == CAIRO_STATUS_SUCCESS) + status = cairo_surface_status (surface->recording_surface); + cairo_surface_destroy (surface->recording_surface); + + return status; +} + +static cairo_surface_t * +_cairo_paginated_surface_create_image_surface (void *abstract_surface, + int width, + int height) +{ + cairo_paginated_surface_t *surface = abstract_surface; + cairo_surface_t *image; + cairo_font_options_t options; + + image = _cairo_image_surface_create_with_content (surface->content, + width, + height); + + cairo_surface_get_font_options (&surface->base, &options); + _cairo_surface_set_font_options (image, &options); + + return image; +} + +static cairo_surface_t * +_cairo_paginated_surface_source (void *abstract_surface, + cairo_rectangle_int_t *extents) +{ + cairo_paginated_surface_t *surface = abstract_surface; + return _cairo_surface_get_source (surface->target, extents); +} + +static cairo_status_t +_cairo_paginated_surface_acquire_source_image (void *abstract_surface, + cairo_image_surface_t **image_out, + void **image_extra) +{ + cairo_paginated_surface_t *surface = abstract_surface; + cairo_bool_t is_bounded; + cairo_surface_t *image; + cairo_status_t status; + cairo_rectangle_int_t extents; + + is_bounded = _cairo_surface_get_extents (surface->target, &extents); + if (! is_bounded) + return CAIRO_INT_STATUS_UNSUPPORTED; + + image = _cairo_paginated_surface_create_image_surface (surface, + extents.width, + extents.height); + + status = _cairo_recording_surface_replay (surface->recording_surface, image); + if (unlikely (status)) { + cairo_surface_destroy (image); + return status; + } + + *image_out = (cairo_image_surface_t*) image; + *image_extra = NULL; + + return CAIRO_STATUS_SUCCESS; +} + +static void +_cairo_paginated_surface_release_source_image (void *abstract_surface, + cairo_image_surface_t *image, + void *image_extra) +{ + cairo_surface_destroy (&image->base); +} + +static cairo_int_status_t +_paint_thumbnail_image (cairo_paginated_surface_t *surface, + int width, + int height) +{ + cairo_surface_pattern_t pattern; + cairo_rectangle_int_t extents; + double x_scale; + double y_scale; + cairo_surface_t *image = NULL; + cairo_surface_t *opaque = NULL; + cairo_status_t status = CAIRO_STATUS_SUCCESS; + + _cairo_surface_get_extents (surface->target, &extents); + x_scale = (double)width / extents.width; + y_scale = (double)height / extents.height; + + image = _cairo_paginated_surface_create_image_surface (surface, width, height); + cairo_surface_set_device_scale (image, x_scale, y_scale); + cairo_surface_set_device_offset (image, -extents.x*x_scale, -extents.y*y_scale); + status = _cairo_recording_surface_replay (surface->recording_surface, image); + if (unlikely (status)) + goto cleanup; + + /* flatten transparency */ + + opaque = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height); + if (unlikely (opaque->status)) { + status = opaque->status; + goto cleanup; + } + + status = _cairo_surface_paint (opaque, + CAIRO_OPERATOR_SOURCE, + &_cairo_pattern_white.base, + NULL); + if (unlikely (status)) + goto cleanup; + + _cairo_pattern_init_for_surface (&pattern, image); + pattern.base.filter = CAIRO_FILTER_NEAREST; + status = _cairo_surface_paint (opaque, CAIRO_OPERATOR_OVER, &pattern.base, NULL); + _cairo_pattern_fini (&pattern.base); + if (unlikely (status)) + goto cleanup; + + status = surface->backend->set_thumbnail_image (surface->target, (cairo_image_surface_t *)opaque); + + cleanup: + if (image) + cairo_surface_destroy (image); + if (opaque) + cairo_surface_destroy (opaque); + + return status; +} + +static cairo_int_status_t +_paint_fallback_image (cairo_paginated_surface_t *surface, + cairo_rectangle_int_t *rect) +{ + double x_scale = surface->base.x_fallback_resolution / surface->target->x_resolution; + double y_scale = surface->base.y_fallback_resolution / surface->target->y_resolution; + int x, y, width, height; + cairo_status_t status; + cairo_surface_t *image; + cairo_surface_pattern_t pattern; + cairo_clip_t *clip; + + x = rect->x; + y = rect->y; + width = rect->width; + height = rect->height; + image = _cairo_paginated_surface_create_image_surface (surface, + ceil (width * x_scale), + ceil (height * y_scale)); + cairo_surface_set_device_scale (image, x_scale, y_scale); + /* set_device_offset just sets the x0/y0 components of the matrix; + * so we have to do the scaling manually. */ + cairo_surface_set_device_offset (image, -x*x_scale, -y*y_scale); + + status = _cairo_recording_surface_replay (surface->recording_surface, image); + if (unlikely (status)) + goto CLEANUP_IMAGE; + + _cairo_pattern_init_for_surface (&pattern, image); + cairo_matrix_init (&pattern.base.matrix, + x_scale, 0, 0, y_scale, -x*x_scale, -y*y_scale); + /* the fallback should be rendered at native resolution, so disable + * filtering (if possible) to avoid introducing potential artifacts. */ + pattern.base.filter = CAIRO_FILTER_NEAREST; + + clip = _cairo_clip_intersect_rectangle (NULL, rect); + status = _cairo_surface_paint (surface->target, + CAIRO_OPERATOR_SOURCE, + &pattern.base, clip); + _cairo_clip_destroy (clip); + _cairo_pattern_fini (&pattern.base); + +CLEANUP_IMAGE: + cairo_surface_destroy (image); + + return status; +} + +static cairo_int_status_t +_paint_page (cairo_paginated_surface_t *surface) +{ + cairo_surface_t *analysis; + cairo_int_status_t status; + cairo_bool_t has_supported, has_page_fallback, has_finegrained_fallback; + + if (unlikely (surface->target->status)) + return surface->target->status; + + analysis = _cairo_analysis_surface_create (surface->target); + if (unlikely (analysis->status)) + return _cairo_surface_set_error (surface->target, analysis->status); + + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_ANALYZE); + if (unlikely (status)) + goto FAIL; + + status = _cairo_recording_surface_replay_and_create_regions (surface->recording_surface, + NULL, analysis, FALSE); + if (status) + goto FAIL; + + assert (analysis->status == CAIRO_STATUS_SUCCESS); + + if (surface->backend->set_bounding_box) { + cairo_box_t bbox; + + _cairo_analysis_surface_get_bounding_box (analysis, &bbox); + status = surface->backend->set_bounding_box (surface->target, &bbox); + if (unlikely (status)) + goto FAIL; + } + + if (surface->backend->set_fallback_images_required) { + cairo_bool_t has_fallbacks = _cairo_analysis_surface_has_unsupported (analysis); + + status = surface->backend->set_fallback_images_required (surface->target, + has_fallbacks); + if (unlikely (status)) + goto FAIL; + } + + /* Finer grained fallbacks are currently only supported for some + * surface types */ + if (surface->backend->supports_fine_grained_fallbacks != NULL && + surface->backend->supports_fine_grained_fallbacks (surface->target)) + { + has_supported = _cairo_analysis_surface_has_supported (analysis); + has_page_fallback = FALSE; + has_finegrained_fallback = _cairo_analysis_surface_has_unsupported (analysis); + } + else + { + if (_cairo_analysis_surface_has_unsupported (analysis)) { + has_supported = FALSE; + has_page_fallback = TRUE; + } else { + has_supported = TRUE; + has_page_fallback = FALSE; + } + has_finegrained_fallback = FALSE; + } + + if (has_supported) { + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_RENDER); + if (unlikely (status)) + goto FAIL; + + status = _cairo_recording_surface_replay_region (surface->recording_surface, + NULL, + surface->target, + CAIRO_RECORDING_REGION_NATIVE); + assert (status != CAIRO_INT_STATUS_UNSUPPORTED); + if (unlikely (status)) + goto FAIL; + } + + if (has_page_fallback) { + cairo_rectangle_int_t extents; + cairo_bool_t is_bounded; + + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_FALLBACK); + if (unlikely (status)) + goto FAIL; + + is_bounded = _cairo_surface_get_extents (surface->target, &extents); + if (! is_bounded) { + status = CAIRO_INT_STATUS_UNSUPPORTED; + goto FAIL; + } + + status = _paint_fallback_image (surface, &extents); + if (unlikely (status)) + goto FAIL; + } + + if (has_finegrained_fallback) { + cairo_region_t *region; + int num_rects, i; + + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_FALLBACK); + if (unlikely (status)) + goto FAIL; + + region = _cairo_analysis_surface_get_unsupported (analysis); + + num_rects = cairo_region_num_rectangles (region); + for (i = 0; i < num_rects; i++) { + cairo_rectangle_int_t rect; + + cairo_region_get_rectangle (region, i, &rect); + status = _paint_fallback_image (surface, &rect); + if (unlikely (status)) + goto FAIL; + } + } + + if (surface->backend->requires_thumbnail_image) { + int width, height; + + if (surface->backend->requires_thumbnail_image (surface->target, &width, &height)) + _paint_thumbnail_image (surface, width, height); + } + + FAIL: + cairo_surface_destroy (analysis); + + return _cairo_surface_set_error (surface->target, status); +} + +static cairo_status_t +_start_page (cairo_paginated_surface_t *surface) +{ + if (surface->target->status) + return surface->target->status; + + if (! surface->backend->start_page) + return CAIRO_STATUS_SUCCESS; + + return _cairo_surface_set_error (surface->target, + surface->backend->start_page (surface->target)); +} + +static cairo_int_status_t +_cairo_paginated_surface_copy_page (void *abstract_surface) +{ + cairo_status_t status; + cairo_paginated_surface_t *surface = abstract_surface; + + status = _start_page (surface); + if (unlikely (status)) + return status; + + status = _paint_page (surface); + if (unlikely (status)) + return status; + + surface->page_num++; + + /* XXX: It might make sense to add some support here for calling + * cairo_surface_copy_page on the target surface. It would be an + * optimization for the output, but the interaction with image + * fallbacks gets tricky. For now, we just let the target see a + * show_page and we implement the copying by simply not destroying + * the recording-surface. */ + + cairo_surface_show_page (surface->target); + return cairo_surface_status (surface->target); +} + +static cairo_int_status_t +_cairo_paginated_surface_show_page (void *abstract_surface) +{ + cairo_status_t status; + cairo_paginated_surface_t *surface = abstract_surface; + + status = _start_page (surface); + if (unlikely (status)) + return status; + + status = _paint_page (surface); + if (unlikely (status)) + return status; + + cairo_surface_show_page (surface->target); + status = surface->target->status; + if (unlikely (status)) + return status; + + status = surface->recording_surface->status; + if (unlikely (status)) + return status; + + if (! surface->base.finished) { + cairo_surface_destroy (surface->recording_surface); + + surface->recording_surface = _create_recording_surface_for_target (surface->target, + surface->content); + status = surface->recording_surface->status; + if (unlikely (status)) + return status; + + surface->page_num++; + surface->base.is_clear = TRUE; + } + + return CAIRO_STATUS_SUCCESS; +} + +static cairo_bool_t +_cairo_paginated_surface_get_extents (void *abstract_surface, + cairo_rectangle_int_t *rectangle) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_get_extents (surface->target, rectangle); +} + +static void +_cairo_paginated_surface_get_font_options (void *abstract_surface, + cairo_font_options_t *options) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + cairo_surface_get_font_options (surface->target, options); +} + +static cairo_int_status_t +_cairo_paginated_surface_paint (void *abstract_surface, + cairo_operator_t op, + const cairo_pattern_t *source, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_paint (surface->recording_surface, op, source, clip); +} + +static cairo_int_status_t +_cairo_paginated_surface_mask (void *abstract_surface, + cairo_operator_t op, + const cairo_pattern_t *source, + const cairo_pattern_t *mask, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_mask (surface->recording_surface, op, source, mask, clip); +} + +static cairo_int_status_t +_cairo_paginated_surface_stroke (void *abstract_surface, + cairo_operator_t op, + const cairo_pattern_t *source, + const cairo_path_fixed_t *path, + const cairo_stroke_style_t *style, + const cairo_matrix_t *ctm, + const cairo_matrix_t *ctm_inverse, + double tolerance, + cairo_antialias_t antialias, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_stroke (surface->recording_surface, op, source, + path, style, + ctm, ctm_inverse, + tolerance, antialias, + clip); +} + +static cairo_int_status_t +_cairo_paginated_surface_fill (void *abstract_surface, + cairo_operator_t op, + const cairo_pattern_t *source, + const cairo_path_fixed_t *path, + cairo_fill_rule_t fill_rule, + double tolerance, + cairo_antialias_t antialias, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_fill (surface->recording_surface, op, source, + path, fill_rule, + tolerance, antialias, + clip); +} + +static cairo_bool_t +_cairo_paginated_surface_has_show_text_glyphs (void *abstract_surface) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return cairo_surface_has_show_text_glyphs (surface->target); +} + +static cairo_int_status_t +_cairo_paginated_surface_show_text_glyphs (void *abstract_surface, + cairo_operator_t op, + const cairo_pattern_t *source, + const char *utf8, + int utf8_len, + cairo_glyph_t *glyphs, + int num_glyphs, + const cairo_text_cluster_t *clusters, + int num_clusters, + cairo_text_cluster_flags_t cluster_flags, + cairo_scaled_font_t *scaled_font, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_show_text_glyphs (surface->recording_surface, op, source, + utf8, utf8_len, + glyphs, num_glyphs, + clusters, num_clusters, + cluster_flags, + scaled_font, + clip); +} + +static const char ** +_cairo_paginated_surface_get_supported_mime_types (void *abstract_surface) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + if (surface->target->backend->get_supported_mime_types) + return surface->target->backend->get_supported_mime_types (surface->target); + + return NULL; +} + +static cairo_int_status_t +_cairo_paginated_surface_tag (void *abstract_surface, + cairo_bool_t begin, + const char *tag_name, + const char *attributes, + const cairo_pattern_t *source, + const cairo_stroke_style_t *style, + const cairo_matrix_t *ctm, + const cairo_matrix_t *ctm_inverse, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_tag (surface->recording_surface, + begin, tag_name, attributes, + source, style, + ctm, ctm_inverse, + clip); +} + +static cairo_surface_t * +_cairo_paginated_surface_snapshot (void *abstract_other) +{ + cairo_paginated_surface_t *other = abstract_other; + + return other->recording_surface->backend->snapshot (other->recording_surface); +} + +static cairo_t * +_cairo_paginated_context_create (void *target) +{ + cairo_paginated_surface_t *surface = target; + + if (_cairo_surface_is_subsurface (&surface->base)) + surface = (cairo_paginated_surface_t *) + _cairo_surface_subsurface_get_target (&surface->base); + + return surface->recording_surface->backend->create_context (target); +} + +static const cairo_surface_backend_t cairo_paginated_surface_backend = { + CAIRO_INTERNAL_SURFACE_TYPE_PAGINATED, + _cairo_paginated_surface_finish, + + _cairo_paginated_context_create, + + _cairo_paginated_surface_create_similar, + NULL, /* create simlar image */ + NULL, /* map to image */ + NULL, /* unmap image */ + + _cairo_paginated_surface_source, + _cairo_paginated_surface_acquire_source_image, + _cairo_paginated_surface_release_source_image, + _cairo_paginated_surface_snapshot, + + _cairo_paginated_surface_copy_page, + _cairo_paginated_surface_show_page, + + _cairo_paginated_surface_get_extents, + _cairo_paginated_surface_get_font_options, + + NULL, /* flush */ + NULL, /* mark_dirty_rectangle */ + + _cairo_paginated_surface_paint, + _cairo_paginated_surface_mask, + _cairo_paginated_surface_stroke, + _cairo_paginated_surface_fill, + NULL, /* fill_stroke */ + NULL, /* show_glyphs */ + _cairo_paginated_surface_has_show_text_glyphs, + _cairo_paginated_surface_show_text_glyphs, + _cairo_paginated_surface_get_supported_mime_types, + _cairo_paginated_surface_tag, +}; 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