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Diffstat (limited to 'src/test-null-surface.c')
| -rw-r--r-- | src/test-null-surface.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/src/test-null-surface.c b/src/test-null-surface.c deleted file mode 100644 index 1eae89c1..00000000 --- a/src/test-null-surface.c +++ /dev/null @@ -1,195 +0,0 @@ -/* cairo - a vector graphics library with display and print output - * - * Copyright © 2009 Chris Wilson - * - * 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. - * - * Contributor(s): - * Chris Wilson <chris@chris-wilson.co.uk> - */ - -/* This isn't a "real" surface, but just something to be used by the - * test suite to test a mythical backend that does nothing, i.e. it - * solely useful for measuring the overhead of the cairo public API. - */ - -#include "cairoint.h" - -#include "test-null-surface.h" - -#include "cairo-default-context-private.h" -#include "cairo-error-private.h" - -slim_hidden_proto (_cairo_test_null_surface_create); - -static cairo_int_status_t -_return_success (void) -{ - return CAIRO_STATUS_SUCCESS; -} - -/* These typedefs are just to silence the compiler... */ -typedef cairo_int_status_t -(*_paint_func) (void *surface, - cairo_operator_t op, - const cairo_pattern_t *source, - const cairo_clip_t *clip); - -typedef cairo_int_status_t -(*_mask_func) (void *surface, - cairo_operator_t op, - const cairo_pattern_t *source, - const cairo_pattern_t *mask, - const cairo_clip_t *clip); - -typedef cairo_int_status_t -(*_stroke_func) (void *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); - -typedef cairo_int_status_t -(*_fill_func) (void *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); - -typedef cairo_int_status_t -(*_show_glyphs_func) (void *surface, - cairo_operator_t op, - const cairo_pattern_t *source, - cairo_glyph_t *glyphs, - int num_glyphs, - cairo_scaled_font_t *scaled_font, - const cairo_clip_t *clip, - int *remaining_glyphs); - -typedef cairo_int_status_t -(*_show_text_glyphs_func) (void *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); - -static cairo_surface_t * -_cairo_null_surface_create_similar (void *other, - cairo_content_t content, - int width, int height) -{ - return _cairo_test_null_surface_create (content); -} - -static cairo_bool_t -_cairo_null_surface_get_extents (void *surface, - cairo_rectangle_int_t *extents) -{ - return FALSE; -} - -static cairo_bool_t -_cairo_null_surface_has_show_text_glyphs (void *surface) -{ - return TRUE; -} - -static const cairo_surface_backend_t null_surface_backend = { - CAIRO_INTERNAL_SURFACE_TYPE_NULL, - NULL, /* finish */ - _cairo_default_context_create, - - _cairo_null_surface_create_similar, - NULL, /* create similar image */ - NULL, /* map_to_image */ - NULL, /* unmap image */ - - NULL, /* acquire_source_image */ - NULL, /* release_source_image */ - NULL, /* acquire_dest_image */ - NULL, /* release_dest_image */ - NULL, /* clone_similar */ - NULL, /* composite */ - NULL, /* fill_rectangles */ - NULL, /* composite_trapezoids */ - NULL, /* create_span_renderer */ - NULL, /* check_span_renderer */ - NULL, /* copy_page */ - NULL, /* show_page */ - _cairo_null_surface_get_extents, - NULL, /* old_show_glyphs */ - NULL, /* get_font_options */ - NULL, /* flush */ - NULL, /* mark_dirty_rectangle */ - NULL, /* scaled_font_fini */ - NULL, /* scaled_glyph_fini */ - (_paint_func) _return_success, /* paint */ - (_mask_func) _return_success, /* mask */ - (_stroke_func) _return_success, /* stroke */ - (_fill_func) _return_success, /* fill */ - (_show_glyphs_func) _return_success, /* show_glyphs */ - NULL, /* snapshot */ - NULL, /* is_similar */ - NULL, /* fill_stroke */ - NULL, /* create_solid_pattern_surface */ - NULL, /* can_repaint_solid_pattern_surface */ - _cairo_null_surface_has_show_text_glyphs, - (_show_text_glyphs_func) _return_success, /* show_text_glyphs */ -}; - -cairo_surface_t * -_cairo_test_null_surface_create (cairo_content_t content) -{ - cairo_surface_t *surface; - - surface = malloc (sizeof (cairo_surface_t)); - if (unlikely (surface == NULL)) { - return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY)); - } - - _cairo_surface_init (surface, - &null_surface_backend, - NULL, /* device */ - content); - - return surface; -} -slim_hidden_def (_cairo_test_null_surface_create); |