docs/reference/ft2-gx_validation.html

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 242     <a href="ft2-user_allocation.html" title="User allocation" class="md-nav__link">
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 263       Core API
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 290     <a href="ft2-basic_types.html" title="Basic Data Types" class="md-nav__link">
 291       Basic Data Types
 292     </a>
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 301   <li class="md-nav__item">
 302     <a href="ft2-base_interface.html" title="Base Interface" class="md-nav__link">
 303       Base Interface
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 314     <a href="ft2-glyph_variants.html" title="Unicode Variation Sequences" class="md-nav__link">
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 374     <a href="ft2-sizes_management.html" title="Size Management" class="md-nav__link">
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 407       Format-Specific API
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 470     <a href="ft2-bdf_fonts.html" title="BDF and PCF Files" class="md-nav__link">
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 494     <a href="ft2-pfr_fonts.html" title="PFR Fonts" class="md-nav__link">
 495       PFR Fonts
 496     </a>
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 506     <a href="ft2-winfnt_fonts.html" title="Window FNT Files" class="md-nav__link">
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 508     </a>
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 518     <a href="ft2-font_formats.html" title="Font Formats" class="md-nav__link">
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 529   <li class="md-nav__item">
 530     <a href="ft2-gasp_table.html" title="Gasp Table" class="md-nav__link">
 531       Gasp Table
 532     </a>
 533   </li>
 534
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 537     </nav>
 538   </li>
 539
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 549
 550     <label class="md-nav__link" for="nav-6">
 551       Controlling FreeType Modules
 552     </label>
 553     <nav class="md-nav" data-md-component="collapsible" data-md-level="1">
 554       <label class="md-nav__title" for="nav-6">
 555         Controlling FreeType Modules
 556       </label>
 557       <ul class="md-nav__list" data-md-scrollfix>
 558
 559
 560
 561
 562
 563
 564
 565   <li class="md-nav__item">
 566     <a href="ft2-auto_hinter.html" title="The auto-hinter" class="md-nav__link">
 567       The auto-hinter
 568     </a>
 569   </li>
 570
 571
 572
 573
 574
 575
 576
 577   <li class="md-nav__item">
 578     <a href="ft2-cff_driver.html" title="The CFF driver" class="md-nav__link">
 579       The CFF driver
 580     </a>
 581   </li>
 582
 583
 584
 585
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 587
 588
 589   <li class="md-nav__item">
 590     <a href="ft2-t1_cid_driver.html" title="The Type 1 and CID drivers" class="md-nav__link">
 591       The Type 1 and CID drivers
 592     </a>
 593   </li>
 594
 595
 596
 597
 598
 599
 600
 601   <li class="md-nav__item">
 602     <a href="ft2-tt_driver.html" title="The TrueType driver" class="md-nav__link">
 603       The TrueType driver
 604     </a>
 605   </li>
 606
 607
 608
 609
 610
 611
 612
 613   <li class="md-nav__item">
 614     <a href="ft2-pcf_driver.html" title="The PCF driver" class="md-nav__link">
 615       The PCF driver
 616     </a>
 617   </li>
 618
 619
 620
 621
 622
 623
 624
 625   <li class="md-nav__item">
 626     <a href="ft2-properties.html" title="Driver properties" class="md-nav__link">
 627       Driver properties
 628     </a>
 629   </li>
 630
 631
 632
 633
 634
 635
 636
 637   <li class="md-nav__item">
 638     <a href="ft2-parameter_tags.html" title="Parameter Tags" class="md-nav__link">
 639       Parameter Tags
 640     </a>
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 646
 647
 648
 649   <li class="md-nav__item">
 650     <a href="ft2-lcd_rendering.html" title="Subpixel Rendering" class="md-nav__link">
 651       Subpixel Rendering
 652     </a>
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 655
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 669
 670     <label class="md-nav__link" for="nav-7">
 671       Cache Sub-System
 672     </label>
 673     <nav class="md-nav" data-md-component="collapsible" data-md-level="1">
 674       <label class="md-nav__title" for="nav-7">
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 684
 685   <li class="md-nav__item">
 686     <a href="ft2-cache_subsystem.html" title="Cache Sub-System" class="md-nav__link">
 687       Cache Sub-System
 688     </a>
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 707       Support API
 708     </label>
 709     <nav class="md-nav" data-md-component="collapsible" data-md-level="1">
 710       <label class="md-nav__title" for="nav-8">
 711         Support API
 712       </label>
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 718
 719
 720
 721   <li class="md-nav__item">
 722     <a href="ft2-computations.html" title="Computations" class="md-nav__link">
 723       Computations
 724     </a>
 725   </li>
 726
 727
 728
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 732
 733   <li class="md-nav__item">
 734     <a href="ft2-list_processing.html" title="List Processing" class="md-nav__link">
 735       List Processing
 736     </a>
 737   </li>
 738
 739
 740
 741
 742
 743
 744
 745   <li class="md-nav__item">
 746     <a href="ft2-outline_processing.html" title="Outline Processing" class="md-nav__link">
 747       Outline Processing
 748     </a>
 749   </li>
 750
 751
 752
 753
 754
 755
 756
 757   <li class="md-nav__item">
 758     <a href="ft2-quick_advance.html" title="Quick retrieval of advance values" class="md-nav__link">
 759       Quick retrieval of advance values
 760     </a>
 761   </li>
 762
 763
 764
 765
 766
 767
 768
 769   <li class="md-nav__item">
 770     <a href="ft2-bitmap_handling.html" title="Bitmap Handling" class="md-nav__link">
 771       Bitmap Handling
 772     </a>
 773   </li>
 774
 775
 776
 777
 778
 779
 780
 781   <li class="md-nav__item">
 782     <a href="ft2-raster.html" title="Scanline Converter" class="md-nav__link">
 783       Scanline Converter
 784     </a>
 785   </li>
 786
 787
 788
 789
 790
 791
 792
 793   <li class="md-nav__item">
 794     <a href="ft2-glyph_stroker.html" title="Glyph Stroker" class="md-nav__link">
 795       Glyph Stroker
 796     </a>
 797   </li>
 798
 799
 800
 801
 802
 803
 804
 805   <li class="md-nav__item">
 806     <a href="ft2-system_interface.html" title="System Interface" class="md-nav__link">
 807       System Interface
 808     </a>
 809   </li>
 810
 811
 812
 813
 814
 815
 816
 817   <li class="md-nav__item">
 818     <a href="ft2-module_management.html" title="Module Management" class="md-nav__link">
 819       Module Management
 820     </a>
 821   </li>
 822
 823
 824
 825
 826
 827
 828
 829   <li class="md-nav__item">
 830     <a href="ft2-gzip.html" title="GZIP Streams" class="md-nav__link">
 831       GZIP Streams
 832     </a>
 833   </li>
 834
 835
 836
 837
 838
 839
 840
 841   <li class="md-nav__item">
 842     <a href="ft2-lzw.html" title="LZW Streams" class="md-nav__link">
 843       LZW Streams
 844     </a>
 845   </li>
 846
 847
 848
 849
 850
 851
 852
 853   <li class="md-nav__item">
 854     <a href="ft2-bzip2.html" title="BZIP2 Streams" class="md-nav__link">
 855       BZIP2 Streams
 856     </a>
 857   </li>
 858
 859
 860       </ul>
 861     </nav>
 862   </li>
 863
 864
 865
 866
 867
 868
 869
 870   <li class="md-nav__item md-nav__item--nested">
 871
 872       <input class="md-toggle md-nav__toggle" data-md-toggle="nav-9" type="checkbox" id="nav-9">
 873
 874     <label class="md-nav__link" for="nav-9">
 875       Error Codes
 876     </label>
 877     <nav class="md-nav" data-md-component="collapsible" data-md-level="1">
 878       <label class="md-nav__title" for="nav-9">
 879         Error Codes
 880       </label>
 881       <ul class="md-nav__list" data-md-scrollfix>
 882
 883
 884
 885
 886
 887
 888
 889   <li class="md-nav__item">
 890     <a href="ft2-error_enumerations.html" title="Error Enumerations" class="md-nav__link">
 891       Error Enumerations
 892     </a>
 893   </li>
 894
 895
 896
 897
 898
 899
 900
 901   <li class="md-nav__item">
 902     <a href="ft2-error_code_values.html" title="Error Code Values" class="md-nav__link">
 903       Error Code Values
 904     </a>
 905   </li>
 906
 907
 908       </ul>
 909     </nav>
 910   </li>
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920   <li class="md-nav__item md-nav__item--active md-nav__item--nested">
 921
 922       <input class="md-toggle md-nav__toggle" data-md-toggle="nav-10" type="checkbox" id="nav-10" checked>
 923
 924     <label class="md-nav__link" for="nav-10">
 925       Miscellaneous
 926     </label>
 927     <nav class="md-nav" data-md-component="collapsible" data-md-level="1">
 928       <label class="md-nav__title" for="nav-10">
 929         Miscellaneous
 930       </label>
 931       <ul class="md-nav__list" data-md-scrollfix>
 932
 933
 934
 935
 936
 937
 938
 939
 940
 941   <li class="md-nav__item md-nav__item--active">
 942
 943     <input class="md-toggle md-nav__toggle" data-md-toggle="toc" type="checkbox" id="__toc">
 944
 945
 946
 947
 948       <label class="md-nav__link md-nav__link--active" for="__toc">
 949         TrueTypeGX/AAT Validation
 950       </label>
 951
 952     <a href="ft2-gx_validation.html" title="TrueTypeGX/AAT Validation" class="md-nav__link md-nav__link--active">
 953       TrueTypeGX/AAT Validation
 954     </a>
 955
 956
 957 <nav class="md-nav md-nav--secondary">
 958
 959
 960
 961
 962
 963     <label class="md-nav__title" for="__toc">Table of contents</label>
 964     <ul class="md-nav__list" data-md-scrollfix>
 965
 966         <li class="md-nav__item">
 967   <a href="#synopsis" class="md-nav__link">
 968     Synopsis
 969   </a>
 970
 971 </li>
 972
 973         <li class="md-nav__item">
 974   <a href="#ft_truetypegx_validate" class="md-nav__link">
 975     FT_TrueTypeGX_Validate
 976   </a>
 977
 978 </li>
 979
 980         <li class="md-nav__item">
 981   <a href="#ft_truetypegx_free" class="md-nav__link">
 982     FT_TrueTypeGX_Free
 983   </a>
 984
 985 </li>
 986
 987         <li class="md-nav__item">
 988   <a href="#ft_classickern_validate" class="md-nav__link">
 989     FT_ClassicKern_Validate
 990   </a>
 991
 992 </li>
 993
 994         <li class="md-nav__item">
 995   <a href="#ft_classickern_free" class="md-nav__link">
 996     FT_ClassicKern_Free
 997   </a>
 998
 999 </li>
1000
1001         <li class="md-nav__item">
1002   <a href="#ft_validate_gx_length" class="md-nav__link">
1003     FT_VALIDATE_GX_LENGTH
1004   </a>
1005
1006 </li>
1007
1008         <li class="md-nav__item">
1009   <a href="#ft_validate_gxxxx" class="md-nav__link">
1010     FT_VALIDATE_GXXXX
1011   </a>
1012
1013 </li>
1014
1015         <li class="md-nav__item">
1016   <a href="#ft_validate_ckernxxx" class="md-nav__link">
1017     FT_VALIDATE_CKERNXXX
1018   </a>
1019
1020 </li>
1021
1022
1023
1024
1025
1026     </ul>
1027
1028 </nav>
1029
1030   </li>
1031
1032
1033
1034
1035
1036
1037
1038   <li class="md-nav__item">
1039     <a href="ft2-incremental.html" title="Incremental Loading" class="md-nav__link">
1040       Incremental Loading
1041     </a>
1042   </li>
1043
1044
1045
1046
1047
1048
1049
1050   <li class="md-nav__item">
1051     <a href="ft2-truetype_engine.html" title="The TrueType Engine" class="md-nav__link">
1052       The TrueType Engine
1053     </a>
1054   </li>
1055
1056
1057
1058
1059
1060
1061
1062   <li class="md-nav__item">
1063     <a href="ft2-ot_validation.html" title="OpenType Validation" class="md-nav__link">
1064       OpenType Validation
1065     </a>
1066   </li>
1067
1068
1069       </ul>
1070     </nav>
1071   </li>
1072
1073
1074   </ul>
1075 </nav>
1076                   </div>
1077                 </div>
1078               </div>
1079
1080
1081               <div class="md-sidebar md-sidebar--secondary" data-md-component="toc">
1082                 <div class="md-sidebar__scrollwrap">
1083                   <div class="md-sidebar__inner">
1084
1085 <nav class="md-nav md-nav--secondary">
1086
1087
1088
1089
1090
1091     <label class="md-nav__title" for="__toc">Table of contents</label>
1092     <ul class="md-nav__list" data-md-scrollfix>
1093
1094         <li class="md-nav__item">
1095   <a href="#synopsis" class="md-nav__link">
1096     Synopsis
1097   </a>
1098
1099 </li>
1100
1101         <li class="md-nav__item">
1102   <a href="#ft_truetypegx_validate" class="md-nav__link">
1103     FT_TrueTypeGX_Validate
1104   </a>
1105
1106 </li>
1107
1108         <li class="md-nav__item">
1109   <a href="#ft_truetypegx_free" class="md-nav__link">
1110     FT_TrueTypeGX_Free
1111   </a>
1112
1113 </li>
1114
1115         <li class="md-nav__item">
1116   <a href="#ft_classickern_validate" class="md-nav__link">
1117     FT_ClassicKern_Validate
1118   </a>
1119
1120 </li>
1121
1122         <li class="md-nav__item">
1123   <a href="#ft_classickern_free" class="md-nav__link">
1124     FT_ClassicKern_Free
1125   </a>
1126
1127 </li>
1128
1129         <li class="md-nav__item">
1130   <a href="#ft_validate_gx_length" class="md-nav__link">
1131     FT_VALIDATE_GX_LENGTH
1132   </a>
1133
1134 </li>
1135
1136         <li class="md-nav__item">
1137   <a href="#ft_validate_gxxxx" class="md-nav__link">
1138     FT_VALIDATE_GXXXX
1139   </a>
1140
1141 </li>
1142
1143         <li class="md-nav__item">
1144   <a href="#ft_validate_ckernxxx" class="md-nav__link">
1145     FT_VALIDATE_CKERNXXX
1146   </a>
1147
1148 </li>
1149
1150
1151
1152
1153
1154     </ul>
1155
1156 </nav>
1157                   </div>
1158                 </div>
1159               </div>
1160
1161
1162           <div class="md-content">
1163             <article class="md-content__inner md-typeset">
1164
1165
1166
1167                 <p><a href="https://www.freetype.org">FreeType</a> &raquo; <a href="../">Docs</a> &raquo; <a href="index.html#miscellaneous">Miscellaneous</a> &raquo; TrueTypeGX/AAT Validation</p>
1168 <hr />
1169 <h1 id="truetypegxaat-validation">TrueTypeGX/AAT Validation<a class="headerlink" href="#truetypegxaat-validation" title="Permanent link">&para;</a></h1>
1170 <h2 id="synopsis">Synopsis<a class="headerlink" href="#synopsis" title="Permanent link">&para;</a></h2>
1171 <p>This section contains the declaration of functions to validate some TrueTypeGX tables (feat, mort, morx, bsln, just, kern, opbd, trak, prop, lcar).</p>
1172 <h2 id="ft_truetypegx_validate">FT_TrueTypeGX_Validate<a class="headerlink" href="#ft_truetypegx_validate" title="Permanent link">&para;</a></h2>
1173 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1174 <div class = "codehilite"><pre><code>  FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
1175   <b>FT_TrueTypeGX_Validate</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a>   face,
1176                           <a href="ft2-basic_types.html#ft_uint">FT_UInt</a>   validation_flags,
1177                           <a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a>  tables[<a href="ft2-gx_validation.html#ft_validate_gx_length">FT_VALIDATE_GX_LENGTH</a>],
1178                           <a href="ft2-basic_types.html#ft_uint">FT_UInt</a>   table_length );
1179 </code></pre></div>
1180
1181 <p>Validate various TrueTypeGX tables to assure that all offsets and indices are valid. The idea is that a higher-level library that actually does the text layout can access those tables without error checking (which can be quite time consuming).</p>
1182 <h4>input</h4>
1183
1184 <table class="fields">
1185 <tr><td class="val" id="face">face</td><td class="desc">
1186 <p>A handle to the input face.</p>
1187 </td></tr>
1188 <tr><td class="val" id="validation_flags">validation_flags</td><td class="desc">
1189 <p>A bit field that specifies the tables to be validated. See <code><a href="ft2-gx_validation.html#ft_validate_gxxxx">FT_VALIDATE_GXXXX</a></code> for possible values.</p>
1190 </td></tr>
1191 <tr><td class="val" id="table_length">table_length</td><td class="desc">
1192 <p>The size of the <code>tables</code> array. Normally, <code><a href="ft2-gx_validation.html#ft_validate_gx_length">FT_VALIDATE_GX_LENGTH</a></code> should be passed.</p>
1193 </td></tr>
1194 </table>
1195
1196 <h4>output</h4>
1197
1198 <table class="fields">
1199 <tr><td class="val" id="tables">tables</td><td class="desc">
1200 <p>The array where all validated sfnt tables are stored. The array itself must be allocated by a client.</p>
1201 </td></tr>
1202 </table>
1203
1204 <h4>return</h4>
1205
1206 <p>FreeType error code. 0&nbsp;means success.</p>
1207 <h4>note</h4>
1208
1209 <p>This function only works with TrueTypeGX fonts, returning an error otherwise.</p>
1210 <p>After use, the application should deallocate the buffers pointed to by each <code>tables</code> element, by calling <code><a href="ft2-gx_validation.html#ft_truetypegx_free">FT_TrueTypeGX_Free</a></code>. A <code>NULL</code> value indicates that the table either doesn't exist in the font, the application hasn't asked for validation, or the validator doesn't have the ability to validate the sfnt table.</p>
1211 <hr>
1212
1213 <h2 id="ft_truetypegx_free">FT_TrueTypeGX_Free<a class="headerlink" href="#ft_truetypegx_free" title="Permanent link">&para;</a></h2>
1214 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1215 <div class = "codehilite"><pre><code>  FT_EXPORT( <span class="keyword">void</span> )
1216   <b>FT_TrueTypeGX_Free</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a>   face,
1217                       <a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a>  table );
1218 </code></pre></div>
1219
1220 <p>Free the buffer allocated by TrueTypeGX validator.</p>
1221 <h4>input</h4>
1222
1223 <table class="fields">
1224 <tr><td class="val" id="face">face</td><td class="desc">
1225 <p>A handle to the input face.</p>
1226 </td></tr>
1227 <tr><td class="val" id="table">table</td><td class="desc">
1228 <p>The pointer to the buffer allocated by <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code>.</p>
1229 </td></tr>
1230 </table>
1231
1232 <h4>note</h4>
1233
1234 <p>This function must be used to free the buffer allocated by <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code> only.</p>
1235 <hr>
1236
1237 <h2 id="ft_classickern_validate">FT_ClassicKern_Validate<a class="headerlink" href="#ft_classickern_validate" title="Permanent link">&para;</a></h2>
1238 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1239 <div class = "codehilite"><pre><code>  FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
1240   <b>FT_ClassicKern_Validate</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a>    face,
1241                            <a href="ft2-basic_types.html#ft_uint">FT_UInt</a>    validation_flags,
1242                            <a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a>  *ckern_table );
1243 </code></pre></div>
1244
1245 <p>Validate classic (16-bit format) kern table to assure that the offsets and indices are valid. The idea is that a higher-level library that actually does the text layout can access those tables without error checking (which can be quite time consuming).</p>
1246 <p>The &lsquo;kern&rsquo; table validator in <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code> deals with both the new 32-bit format and the classic 16-bit format, while FT_ClassicKern_Validate only supports the classic 16-bit format.</p>
1247 <h4>input</h4>
1248
1249 <table class="fields">
1250 <tr><td class="val" id="face">face</td><td class="desc">
1251 <p>A handle to the input face.</p>
1252 </td></tr>
1253 <tr><td class="val" id="validation_flags">validation_flags</td><td class="desc">
1254 <p>A bit field that specifies the dialect to be validated. See <code><a href="ft2-gx_validation.html#ft_validate_ckernxxx">FT_VALIDATE_CKERNXXX</a></code> for possible values.</p>
1255 </td></tr>
1256 </table>
1257
1258 <h4>output</h4>
1259
1260 <table class="fields">
1261 <tr><td class="val" id="ckern_table">ckern_table</td><td class="desc">
1262 <p>A pointer to the kern table.</p>
1263 </td></tr>
1264 </table>
1265
1266 <h4>return</h4>
1267
1268 <p>FreeType error code. 0&nbsp;means success.</p>
1269 <h4>note</h4>
1270
1271 <p>After use, the application should deallocate the buffers pointed to by <code>ckern_table</code>, by calling <code><a href="ft2-gx_validation.html#ft_classickern_free">FT_ClassicKern_Free</a></code>. A <code>NULL</code> value indicates that the table doesn't exist in the font.</p>
1272 <hr>
1273
1274 <h2 id="ft_classickern_free">FT_ClassicKern_Free<a class="headerlink" href="#ft_classickern_free" title="Permanent link">&para;</a></h2>
1275 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1276 <div class = "codehilite"><pre><code>  FT_EXPORT( <span class="keyword">void</span> )
1277   <b>FT_ClassicKern_Free</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a>   face,
1278                        <a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a>  table );
1279 </code></pre></div>
1280
1281 <p>Free the buffer allocated by classic Kern validator.</p>
1282 <h4>input</h4>
1283
1284 <table class="fields">
1285 <tr><td class="val" id="face">face</td><td class="desc">
1286 <p>A handle to the input face.</p>
1287 </td></tr>
1288 <tr><td class="val" id="table">table</td><td class="desc">
1289 <p>The pointer to the buffer that is allocated by <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code>.</p>
1290 </td></tr>
1291 </table>
1292
1293 <h4>note</h4>
1294
1295 <p>This function must be used to free the buffer allocated by <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code> only.</p>
1296 <hr>
1297
1298 <h2 id="ft_validate_gx_length">FT_VALIDATE_GX_LENGTH<a class="headerlink" href="#ft_validate_gx_length" title="Permanent link">&para;</a></h2>
1299 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1300 <div class = "codehilite"><pre><code>#<span class="keyword">define</span> <b>FT_VALIDATE_GX_LENGTH</b>  ( FT_VALIDATE_GX_LAST_INDEX + 1 )
1301 </code></pre></div>
1302
1303 <p>The number of tables checked in this module. Use it as a parameter for the <code>table-length</code> argument of function <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code>.</p>
1304 <hr>
1305
1306 <h2 id="ft_validate_gxxxx">FT_VALIDATE_GXXXX<a class="headerlink" href="#ft_validate_gxxxx" title="Permanent link">&para;</a></h2>
1307 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1308 <div class = "codehilite"><pre><code>#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_feat">FT_VALIDATE_feat</a>  FT_VALIDATE_GX_BITFIELD( feat )
1309 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_mort">FT_VALIDATE_mort</a>  FT_VALIDATE_GX_BITFIELD( mort )
1310 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_morx">FT_VALIDATE_morx</a>  FT_VALIDATE_GX_BITFIELD( morx )
1311 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_bsln">FT_VALIDATE_bsln</a>  FT_VALIDATE_GX_BITFIELD( bsln )
1312 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_just">FT_VALIDATE_just</a>  FT_VALIDATE_GX_BITFIELD( just )
1313 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_kern">FT_VALIDATE_kern</a>  FT_VALIDATE_GX_BITFIELD( kern )
1314 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_opbd">FT_VALIDATE_opbd</a>  FT_VALIDATE_GX_BITFIELD( opbd )
1315 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_trak">FT_VALIDATE_trak</a>  FT_VALIDATE_GX_BITFIELD( trak )
1316 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_prop">FT_VALIDATE_prop</a>  FT_VALIDATE_GX_BITFIELD( prop )
1317 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_lcar">FT_VALIDATE_lcar</a>  FT_VALIDATE_GX_BITFIELD( lcar )
1318
1319 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_gx">FT_VALIDATE_GX</a>  ( <a href="ft2-gx_validation.html#ft_validate_feat">FT_VALIDATE_feat</a> | \
1320                           <a href="ft2-gx_validation.html#ft_validate_mort">FT_VALIDATE_mort</a> | \
1321                           <a href="ft2-gx_validation.html#ft_validate_morx">FT_VALIDATE_morx</a> | \
1322                           <a href="ft2-gx_validation.html#ft_validate_bsln">FT_VALIDATE_bsln</a> | \
1323                           <a href="ft2-gx_validation.html#ft_validate_just">FT_VALIDATE_just</a> | \
1324                           <a href="ft2-gx_validation.html#ft_validate_kern">FT_VALIDATE_kern</a> | \
1325                           <a href="ft2-gx_validation.html#ft_validate_opbd">FT_VALIDATE_opbd</a> | \
1326                           <a href="ft2-gx_validation.html#ft_validate_trak">FT_VALIDATE_trak</a> | \
1327                           <a href="ft2-gx_validation.html#ft_validate_prop">FT_VALIDATE_prop</a> | \
1328                           <a href="ft2-gx_validation.html#ft_validate_lcar">FT_VALIDATE_lcar</a> )
1329 </code></pre></div>
1330
1331 <p>A list of bit-field constants used with <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code> to indicate which TrueTypeGX/AAT Type tables should be validated.</p>
1332 <h4>values</h4>
1333
1334 <table class="fields">
1335 <tr><td class="val" id="ft_validate_feat">FT_VALIDATE_feat</td><td class="desc">
1336 <p>Validate &lsquo;feat&rsquo; table.</p>
1337 </td></tr>
1338 <tr><td class="val" id="ft_validate_mort">FT_VALIDATE_mort</td><td class="desc">
1339 <p>Validate &lsquo;mort&rsquo; table.</p>
1340 </td></tr>
1341 <tr><td class="val" id="ft_validate_morx">FT_VALIDATE_morx</td><td class="desc">
1342 <p>Validate &lsquo;morx&rsquo; table.</p>
1343 </td></tr>
1344 <tr><td class="val" id="ft_validate_bsln">FT_VALIDATE_bsln</td><td class="desc">
1345 <p>Validate &lsquo;bsln&rsquo; table.</p>
1346 </td></tr>
1347 <tr><td class="val" id="ft_validate_just">FT_VALIDATE_just</td><td class="desc">
1348 <p>Validate &lsquo;just&rsquo; table.</p>
1349 </td></tr>
1350 <tr><td class="val" id="ft_validate_kern">FT_VALIDATE_kern</td><td class="desc">
1351 <p>Validate &lsquo;kern&rsquo; table.</p>
1352 </td></tr>
1353 <tr><td class="val" id="ft_validate_opbd">FT_VALIDATE_opbd</td><td class="desc">
1354 <p>Validate &lsquo;opbd&rsquo; table.</p>
1355 </td></tr>
1356 <tr><td class="val" id="ft_validate_trak">FT_VALIDATE_trak</td><td class="desc">
1357 <p>Validate &lsquo;trak&rsquo; table.</p>
1358 </td></tr>
1359 <tr><td class="val" id="ft_validate_prop">FT_VALIDATE_prop</td><td class="desc">
1360 <p>Validate &lsquo;prop&rsquo; table.</p>
1361 </td></tr>
1362 <tr><td class="val" id="ft_validate_lcar">FT_VALIDATE_lcar</td><td class="desc">
1363 <p>Validate &lsquo;lcar&rsquo; table.</p>
1364 </td></tr>
1365 <tr><td class="val" id="ft_validate_gx">FT_VALIDATE_GX</td><td class="desc">
1366 <p>Validate all TrueTypeGX tables (feat, mort, morx, bsln, just, kern, opbd, trak, prop and lcar).</p>
1367 </td></tr>
1368 </table>
1369
1370 <hr>
1371
1372 <h2 id="ft_validate_ckernxxx">FT_VALIDATE_CKERNXXX<a class="headerlink" href="#ft_validate_ckernxxx" title="Permanent link">&para;</a></h2>
1373 <p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
1374 <div class = "codehilite"><pre><code>#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_ms">FT_VALIDATE_MS</a>     ( FT_VALIDATE_GX_START &lt;&lt; 0 )
1375 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_apple">FT_VALIDATE_APPLE</a>  ( FT_VALIDATE_GX_START &lt;&lt; 1 )
1376
1377 #<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_ckern">FT_VALIDATE_CKERN</a>  ( <a href="ft2-gx_validation.html#ft_validate_ms">FT_VALIDATE_MS</a> | <a href="ft2-gx_validation.html#ft_validate_apple">FT_VALIDATE_APPLE</a> )
1378 </code></pre></div>
1379
1380 <p>A list of bit-field constants used with <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code> to indicate the classic kern dialect or dialects. If the selected type doesn't fit, <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code> regards the table as invalid.</p>
1381 <h4>values</h4>
1382
1383 <table class="fields">
1384 <tr><td class="val" id="ft_validate_ms">FT_VALIDATE_MS</td><td class="desc">
1385 <p>Handle the &lsquo;kern&rsquo; table as a classic Microsoft kern table.</p>
1386 </td></tr>
1387 <tr><td class="val" id="ft_validate_apple">FT_VALIDATE_APPLE</td><td class="desc">
1388 <p>Handle the &lsquo;kern&rsquo; table as a classic Apple kern table.</p>
1389 </td></tr>
1390 <tr><td class="val" id="ft_validate_ckern">FT_VALIDATE_CKERN</td><td class="desc">
1391 <p>Handle the &lsquo;kern&rsquo; as either classic Apple or Microsoft kern table.</p>
1392 </td></tr>
1393 </table>
1394
1395 <hr>
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