HarfBuzz text shaping engine
http://harfbuzz.github.io/
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202 lines
7.3 KiB
202 lines
7.3 KiB
/* |
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* Copyright © 2011 Google, Inc. |
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* |
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* This is part of HarfBuzz, a text shaping library. |
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* |
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* Permission is hereby granted, without written agreement and without |
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* license or royalty fees, to use, copy, modify, and distribute this |
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* software and its documentation for any purpose, provided that the |
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* above copyright notice and the following two paragraphs appear in |
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* all copies of this software. |
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* |
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
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* DAMAGE. |
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* |
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
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* |
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* Google Author(s): Behdad Esfahbod |
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*/ |
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#ifndef TEST_OT_FACE_NO_MAIN |
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#include "hb-test.h" |
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#endif |
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#include <hb-aat.h> |
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#include <hb-ot.h> |
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/* Unit tests for hb-ot-*.h */ |
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/* Return some dummy result so that compiler won't just optimize things */ |
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static long long |
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test_font (hb_font_t *font, hb_codepoint_t cp) |
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{ |
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long long result = 0; |
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hb_face_t *face = hb_font_get_face (font); |
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hb_set_t *set; |
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hb_codepoint_t g = 0; |
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hb_position_t x = 0, y = 0; |
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char buf[5] = {0}; |
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unsigned int len = 0; |
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hb_glyph_extents_t extents = {0}; |
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hb_ot_font_set_funcs (font); |
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set = hb_set_create (); |
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hb_face_collect_unicodes (face, set); |
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hb_face_collect_variation_selectors (face, set); |
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hb_face_collect_variation_unicodes (face, cp, set); |
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hb_font_get_nominal_glyph (font, cp, &g); |
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hb_font_get_variation_glyph (font, cp, cp, &g); |
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hb_font_get_glyph_h_advance (font, cp); |
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hb_font_get_glyph_v_advance (font, cp); |
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hb_font_get_glyph_h_origin (font, cp, &x, &y); |
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hb_font_get_glyph_v_origin (font, cp, &x, &y); |
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hb_font_get_glyph_extents (font, cp, &extents); |
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hb_font_get_glyph_contour_point (font, cp, 0, &x, &y); |
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hb_font_get_glyph_name (font, cp, buf, sizeof (buf)); |
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hb_font_get_glyph_from_name (font, buf, strlen (buf), &g); |
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hb_ot_color_has_palettes (face); |
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hb_ot_color_palette_get_count (face); |
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hb_ot_color_palette_get_name_id (face, cp); |
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hb_ot_color_palette_color_get_name_id (face, cp); |
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hb_ot_color_palette_get_flags (face, cp); |
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hb_ot_color_palette_get_colors (face, cp, 0, NULL, NULL); |
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hb_ot_color_has_layers (face); |
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hb_ot_color_glyph_get_layers (face, cp, 0, NULL, NULL); |
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hb_ot_color_has_svg (face); |
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hb_blob_destroy (hb_ot_color_glyph_reference_svg (face, cp)); |
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hb_ot_color_has_png (face); |
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hb_blob_destroy (hb_ot_color_glyph_reference_png (font, cp)); |
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{ |
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hb_aat_layout_feature_type_t feature = HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC; |
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unsigned count = 1; |
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hb_aat_layout_get_feature_types (face, 0, &count, &feature); |
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hb_aat_layout_feature_type_get_name_id (face, HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE); |
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hb_aat_layout_feature_selector_info_t setting = {0}; |
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unsigned default_index; |
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count = 1; |
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hb_aat_layout_feature_type_get_selector_infos (face, HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE, 0, &count, &setting, &default_index); |
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result += count + feature + setting.disable + setting.disable + setting.name_id + setting.reserved + default_index; |
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} |
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hb_set_t *lookup_indexes = hb_set_create (); |
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hb_set_add (lookup_indexes, 0); |
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hb_map_t *lookup_mapping = hb_map_create (); |
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hb_map_set (lookup_mapping, 0, 0); |
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hb_set_t *feature_indices = hb_set_create (); |
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hb_set_destroy (lookup_indexes); |
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hb_set_destroy (feature_indices); |
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hb_map_destroy (lookup_mapping); |
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hb_ot_layout_get_baseline (font, HB_OT_LAYOUT_BASELINE_TAG_HANGING, HB_DIRECTION_RTL, HB_SCRIPT_HANGUL, HB_TAG_NONE, NULL); |
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hb_ot_layout_has_glyph_classes (face); |
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hb_ot_layout_has_substitution (face); |
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hb_ot_layout_has_positioning (face); |
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hb_ot_layout_get_ligature_carets (font, HB_DIRECTION_LTR, cp, 0, NULL, NULL); |
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{ |
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unsigned temp = 0, temp2 = 0; |
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hb_ot_name_id_t name = HB_OT_NAME_ID_FULL_NAME; |
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hb_ot_layout_get_size_params (face, &temp, &temp, &name, &temp, &temp); |
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hb_tag_t cv01 = HB_TAG ('c','v','0','1'); |
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unsigned feature_index = 0; |
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hb_ot_layout_language_find_feature (face, HB_OT_TAG_GSUB, 0, |
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HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX, |
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cv01, &feature_index); |
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hb_ot_layout_feature_get_name_ids (face, HB_OT_TAG_GSUB, feature_index, |
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&name, &name, &name, &temp, &name); |
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temp = 1; |
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hb_ot_layout_feature_get_characters (face, HB_OT_TAG_GSUB, feature_index, 0, &temp, &g); |
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temp = 1; |
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hb_ot_layout_language_get_feature_indexes (face, HB_OT_TAG_GSUB, 0, 0, 0, &temp, &temp2); |
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result += temp + name + feature_index + temp2; |
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} |
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hb_ot_math_has_data (face); |
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hb_ot_math_get_constant (font, HB_OT_MATH_CONSTANT_MATH_LEADING); |
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hb_ot_math_get_glyph_italics_correction (font, cp); |
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hb_ot_math_get_glyph_top_accent_attachment (font, cp); |
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hb_ot_math_is_glyph_extended_shape (face, cp); |
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hb_ot_math_get_glyph_kerning (font, cp, HB_OT_MATH_KERN_BOTTOM_RIGHT, 0); |
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hb_ot_math_get_glyph_variants (font, cp, HB_DIRECTION_TTB, 0, NULL, NULL); |
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hb_ot_math_get_min_connector_overlap (font, HB_DIRECTION_RTL); |
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hb_ot_math_get_glyph_assembly (font, cp, HB_DIRECTION_BTT, 0, NULL, NULL, NULL); |
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hb_ot_meta_get_entry_tags (face, 0, NULL, NULL); |
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hb_blob_destroy (hb_ot_meta_reference_entry (face, HB_OT_META_TAG_DESIGN_LANGUAGES)); |
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hb_ot_metrics_get_position (font, HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER, NULL); |
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hb_ot_metrics_get_variation (font, HB_OT_METRICS_TAG_UNDERLINE_OFFSET); |
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hb_ot_metrics_get_x_variation (font, HB_OT_METRICS_TAG_STRIKEOUT_OFFSET); |
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hb_ot_metrics_get_y_variation (font, HB_OT_METRICS_TAG_SUPERSCRIPT_EM_X_OFFSET); |
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len = sizeof (buf); |
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hb_ot_name_list_names (face, NULL); |
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hb_ot_name_get_utf8 (face, cp, NULL, &len, buf); |
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hb_ot_name_get_utf16 (face, cp, NULL, NULL, NULL); |
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hb_ot_name_get_utf32 (face, cp, NULL, NULL, NULL); |
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#if 0 |
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hb_style_get_value (font, HB_STYLE_TAG_ITALIC); |
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hb_style_get_value (font, HB_STYLE_TAG_OPTICAL_SIZE); |
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hb_style_get_value (font, HB_STYLE_TAG_SLANT); |
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hb_style_get_value (font, HB_STYLE_TAG_WIDTH); |
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hb_style_get_value (font, HB_STYLE_TAG_WEIGHT); |
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#endif |
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hb_ot_var_get_axis_count (face); |
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hb_ot_var_get_axis_infos (face, 0, NULL, NULL); |
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hb_ot_var_normalize_variations (face, NULL, 0, NULL, 0); |
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hb_ot_var_normalize_coords (face, 0, NULL, NULL); |
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#ifdef HB_EXPERIMENTAL_API |
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hb_draw_funcs_t *funcs = hb_draw_funcs_create (); |
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hb_font_draw_glyph (font, cp, funcs, NULL); |
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hb_draw_funcs_destroy (funcs); |
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#endif |
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hb_set_destroy (set); |
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return result + g + x + y + buf[0] + buf[1] + buf[2] + buf[3] + buf[4] + len + |
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extents.height + extents.width + extents.x_bearing + extents.y_bearing; |
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} |
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#ifndef TEST_OT_FACE_NO_MAIN |
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static void |
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test_ot_face_empty (void) |
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{ |
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test_font (hb_font_get_empty (), 0); |
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} |
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static void |
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test_ot_var_axis_on_zero_named_instance (void) |
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{ |
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hb_face_t *face = hb_test_open_font_file ("fonts/Zycon.ttf"); |
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g_assert (hb_ot_var_get_axis_count (face)); |
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hb_face_destroy (face); |
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} |
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int |
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main (int argc, char **argv) |
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{ |
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hb_test_init (&argc, &argv); |
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hb_test_add (test_ot_face_empty); |
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hb_test_add (test_ot_var_axis_on_zero_named_instance); |
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return hb_test_run(); |
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} |
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#endif
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