Developer CD Series 1992 June: ROMin Holiday

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æKY Document.Info æT standardDocument æKY Document.SeqChapters æN Preface Intro. to Scripts and the Script Mgmt. System Script Systems Script Manager Overview and Concepts Script Manager Techniques Script Manager Constants and Data Structures Script Manager Routines Appendix A: Testing for Compatibility Appendix B: International Resources Appendix C: Word Break Tables Appendix D: Keyboards Appendix E: Enhancements to 'PACK' 6 Appendix F: Change History Appendix G: General Reference Appendix H: Assembly-Language Info. Appendix I: Working with Print Drivers æC card 3 card 7 card 33 card 64 card 108 card 151 card 197 card 286 card 287 card 288 card 294 card 304 card 308 card 311 card 313 card 318 æKY Document.AlphaChapters æN Appendix A: Testing for Compatibility Appendix B: International Resources Appendix C: Word Break Tables Appendix D: Keyboards Appendix E: Enhancements to 'PACK' 6 Appendix F: Change History Appendix G: General Reference Appendix H: Assembly-Language Info. Appendix I: Working with Print Drivers Intro. to Scripts and the Script Mgmt. System Preface Script Manager Constants and Data Structures Script Manager Overview and Concepts Script Manager Routines Script Manager Techniques Script Systems æC card 286 card 287 card 288 card 294 card 304 card 308 card 311 card 313 card 318 card 7 card 3 card 151 card 64 card 197 card 108 card 33 æKY Preface.Sections æN About this manual About the Script Manager and System Software Release 6.0.4 Gestalt selectors for the Script Management System Aids to understanding æC card 3 card 4 card 5 card 6 æKY Intro. to Scripts and the Script Mgmt. System.Sections æN About this chapter Features of scripts Character representation Character and line direction Contextual forms Uppercase and lowercase characters Components of script systems Character encoding Character input Composition rules Sorting Primary or secondary order Expansion Contraction Ignorable characters Exceptional words Formats Date and time Calendars Numbers Utility routines Objectives of a script management system Completeness Extensibility Configurability Compatibility æC card 7 card 8 card 9 card 10 card 11 card 12 card 13 card 14 card 15 card 16 card 17 card 18 card 19 card 20 card 21 card 22 card 23 card 24 card 25 card 26 card 27 card 28 card 29 card 30 card 31 card 32 æKY Intro. to Scripts and the Script Mgmt. System.Figures æN Figure 1-1 Three text directions Figure 1-1-1 English analog Figure 1-2 Contextual forms Figure 1-3 Ligatures æC line 3 of card 10 line 7 of card 10 line 3 of card 11 line 7 of card 11 æKY Script Systems.Sections æN About this chapter Types of script systems What script systems do Examples of script systems The Kanji Script System Input methods Character conversion Sorting The Arabic Script System Character input and line direction Sorting in Arabic General features of script systems Methods for changing scripts Changing keyboards in a single script Configuring calendars and input methods Specifying geographic location Simple script systems Middle Eastern script systems and issues Character direction Highlighting The caret East Asian script systems Base text Conversion Phrases Options In-line conversion Reverse conversion Editing characters in fonts Dictionary editing Input method command reference æC card 33 card 34 card 35 card 36 card 37 card 38 card 39 card 40 card 41 card 42 card 43 card 44 card 45 card 46 card 47 card 48 card 49 card 50 card 51 card 52 card 53 card 54 card 55 card 56 card 57 card 58 card 59 card 60 card 61 card 62 card 63 æKY Script Systems.Figures æN Figure 2-1 Types of script systems Figure 2-1-1 Number of bytes per character Figure 2-2 Contextual forms in Arabic Figure 2-3 Arabic ligatures Figure 2-4 Arabic Script System Configuration CDEV Figure 2-5 Arabic Calendar CDEV Figure 2-6 Script keyboard symbol Figure 2-7 Arabic Key Caps Figure 2-8 Kanji Keyboard CDEV Figure 2-9 Kanji Script System Configuration CDEV Figure 2-10 Map CDEV Figure 2-11 Example of highlighting Figure 2-12 Example of caret position between two runs of text Figure 2-13 Methods for inputting Chinese Figure 2-14 Base text in the Input window Figure 2-15 Conversion Figure 2-16 Phrases Figure 2-17 Options Figure 2-18 Reverse conversion Figure 2-19 Editing characters Figure 2-20 Dictionary editing æC line 9 of card 34 line 5 of card 40 line 3 of card 41 line 7 of card 41 line 5 of card 43 line 9 of card 43 line 3 of card 45 line 11 of card 45 line 3 of card 46 line 5 of card 47 line 15 of card 48 line 5 of card 52 line 5 of card 53 line 5 of card 54 line 3 of card 55 line 3 of card 56 line 5 of card 57 line 3 of card 58 line 6 of card 60 line 3 of card 61 line 7 of card 62 æKY Script Systems.Tables æN Table 2-1 Keycap combinations for input æC line 3 of card 63 æKY Script Manager Overview and Concepts.Sections æN About this chapter About the Script Manager Supporting script systems Coordinating script systems Calling a script system Related system components Distinguishing scripts Implementation Architecture Script Manager dispatching Keyboards Sorting in the International Utilities Date and time formats Fonts Text rendering Text manipulation capabilities Localization Concepts Special character codes Modifier keys Extended Roman character set Enhancements Local and global variables Format runs and higher-level text organization Extracting Roman text from text in a non-Roman font Text manipulation Font script and keyboard script Font forcing Writing direction Text editing Tokens Date conversion Number conversion User configuration and control Overview of the Script Manager routines Checking and modifying global and local variables Checking and setting system variables Setting the current keyboard Obtaining script information Obtaining character information Manipulating text Lexically interpreting different scripts Date and time utilities Number utilities æC card 64 card 65 card 66 card 67 card 68 card 69 card 70 card 71 card 72 card 73 card 74 card 75 card 76 card 77 card 78 card 79 card 80 card 81 card 82 card 83 card 84 card 85 card 86 card 87 card 88 card 89 card 90 card 91 card 92 card 93 card 94 card 95 card 96 card 97 card 98 card 99 card 100 card 101 card 102 card 103 card 104 card 105 card 106 card 107 æKY Script Manager Overview and Concepts.Figures æN Figure 3-1 Procedure call to the Script Manager Figure 3-2 The Script Manager international components Figure 3-3 The Script Manager architecture Figure 3-4 Character reordering in Devanagari script (for the word “hindi”) Figure 3-5 Extended Roman character set Figure 3-6 Text organization Figure 3-7 Extracting blocks of Roman text Figure 3-8 Two “current scripts” æC line 3 of card 68 line 7 of card 69 line 7 of card 72 line 5 of card 78 line 3 of card 84 line 3 of card 87 line 3 of card 88 line 3 of card 90 æKY Script Manager Overview and Concepts.Tables æN Table 3-1 Low ASCII characters to avoid æC line 3 of card 82 æKY Script Manager Techniques.Sections æN About this chapter Calling the Script Manager from assembly language Testing for the Script Manager Obtaining character information Parsing Key-down event handling Partitioning text Drawing font names Application and system fonts Determining the script in use Determining script codes with a font family ID Displaying script icon IDs Setting the keyboard script Keeping the font script and keyboard script synchronized Setting the keyboard script from the font script Setting the font script from the keyboard script Drawing and measuring text Handling justified text Using search and replace Working with TextEdit Using TE Undo Buffering text Using TE DestRect and ViewRect Using embedded characters Working with character offsets Using intelligent cut and paste Using word processing Changing fonts in multiformat text Text ordering Highlighting Caret positioning with multiformat text Mapping text resources for bilingual applications Using the International Utilities package Accessing the International Resources Working with date formats and calendar conversion Setting up the LongDateTime value Working with numeric strings Working with number formats Separators Digits Control Marks Literals æC card 108 card 109 card 110 card 111 card 112 card 113 card 114 card 115 card 116 card 117 card 118 card 119 card 120 card 121 card 122 card 123 card 124 card 125 card 126 card 127 card 128 card 129 card 130 card 131 card 132 card 133 card 134 card 135 card 136 card 137 card 138 card 139 card 140 card 141 card 142 card 143 card 144 card 145 card 146 card 147 card 148 card 149 card 150 æKY Script Manager Techniques.Figures æN Figure 4-1 Determining script codes with font family IDs Figure 4-2 Extra spacing to be supplied for DrawJust Figure 4-3 Calendar conversion æC line 15 of card 118 line 27 of card 125 line 89 of card 142 æKY Script Manager Techniques.Tables æN Table 4-1 Fields of the LongDateRec data structure æC line 55 of card 142 æKY Script Manager Constants and Data Structures.Sections æN About this chapter Constants Current version number Character set extensions CharType character types and classes CharType field masks CharType character types Additional CharType character types CharType classes Addt'l CharType classes Additional CharType information CharByte byte types Direction constants (for Char2Pixel) Bit definitions for general and local flags Bits in script (local) flags word Bits in Script Manager general flags Script system numbers Miscellaneous constants Language codes GetScript and SetScript verbs GetEnvirons and SetEnvirons verbs GetScript and SetScript return values Transliterate target types TokenType values NumberParts indices String2Date status values ToggleDate result codes Date equates LongDateRec field masks The dateStdMask Script Manager data structures GetFormatOrder data structures ParseTable data structure FindWord and HiLiteText data structures The 'itlc' data structure The 'itlb' data structure IntlTokenize data structures The TokenRec record The TokenBlock record Time and Date data structures Location data structures TogglePB data structure Number format data structures The 'itl4' record FindScriptRun data structure StyledLineBreak data structure æC card 151 card 152 card 153 card 154 card 155 card 156 card 157 card 158 card 159 card 160 card 161 card 162 card 163 card 164 card 165 card 166 card 167 card 168 card 169 card 170 card 171 card 172 card 173 card 174 card 175 card 176 card 177 card 178 card 179 card 180 card 181 card 182 card 183 card 184 card 185 card 186 card 187 card 188 card 189 card 190 card 191 card 192 card 193 card 194 card 195 card 196 æKY Script Manager Constants and Data Structures.Figures æN Figure 5-1 Fields in the CharType return value æC line 9 of card 155 æKY Script Manager Routines.Sections æN About this chapter Underlying assumptions Char2Pixel CharByte CharType DrawJust FindScriptRun FindWord Font2Script FontScript Format2Str FormatX2Str FormatStr2X GetAppFont GetDefFontSize GetEnvirons Global variables Script Manager version number Global modification count Script enabled count Bidirectional script flag Font forcing flags Print action vector System and keyboard scripts System Folder volume reference number Keyboard swapping resource handle Script override flag Intercharacter and word space allocation GetFormatOrder GetMBarHeight GetScript Local variables Script interface version number Local modification count Script enabled flag Right-to-left flag Justification flag Word redraw flag Preferred system font Preferred application font Script 'itl0' ID Script 'itl1' ID Script 'itl2' ID smScriptFlags Script 'itl4' ID smScriptLang smScriptNumDate Reserved variables Script 'KCHR' Script 'SICN' ID Script printer action routine Trap entry pointer Script file creator Script file name Script name GetSysFont GetSysJust HiLiteText InitDateCache IntlScript IntlTokenize IULDateString IULTimeString KeyScript LongDate2Secs LongSecs2Date LwrString LwrText MeasureJust ParseTable Pixel2Char PortionText ReadLocation SetEnvirons SetScript SetSysJust Str2Format String2Date String2Time StyledLineBreak ToggleDate Transliterate Arabic and Hebrew versions Japanese and Chinese versions UprText UprTextL ValidDate VisibleLength WriteLocation æC card 197 card 198 card 199 card 200 card 201 card 202 card 203 card 204 card 205 card 206 card 207 card 208 card 209 card 210 card 211 card 212 card 213 card 214 card 215 card 216 card 217 card 218 card 219 card 220 card 221 card 222 card 223 card 224 card 225 card 226 card 227 card 228 card 229 card 230 card 231 card 232 card 233 card 234 card 235 card 236 card 237 card 238 card 239 card 240 card 241 card 242 card 243 card 244 card 245 card 246 card 247 card 248 card 249 card 250 card 251 card 252 card 253 card 254 card 255 card 256 card 257 card 258 card 259 card 260 card 261 card 262 card 263 card 264 card 265 card 266 card 267 card 268 card 269 card 270 card 271 card 272 card 273 card 274 card 275 card 276 card 277 card 278 card 279 card 280 card 281 card 282 card 283 card 284 card 285 æKY Script Manager Routines.Figures æN Figure 6-1 Displaying a localized format string with Format2Str Figure 6-2 Using FormatX2Str to convert floating-point numbers into Figure 6-3 Using FormatStr2X to convert localized formatted numbers Figure 6-4 The action of GetFormatOrder Figure 6-5 Bidirectional selection Figure 6-6 IntlTokenize Figure 6-7 Pixel2Char Figure 6-8 The action of PortionText Figure 6-9 Using Str2Format to convert a localized string into a canonical format Figure 6-10 StyledLineBreak Figure 6-11 ToggleDate Figure 6-12 The effects of transliteration Figure 6-13 VisibleLength Figure 6-14 Reading and writing locations æC line 27 of card 207 line 18 of card 208 line 21 of card 209 line 27 of card 225 line 27 of card 254 line 88 of card 257 line 21 of card 267 line 24 of card 268 line 18 of card 273 line 32 of card 276 line 74 of card 277 line 50 of card 278 line 7 of card 284 line 80 of card 285 æKY Script Manager Routines.Tables æN Table 6-1 Char2Pixel direction constants Table 6-2 CharByte byte types and return values Table 6-3 Format of return value for CharType Table 6-4 Get Environs and SetEnvirons verbs Table 6-5 GetScript and SetScript verb constants Table 6-6 Settings of scriptJust Table 6-7 Settings of scriptRedraw Table 6-8 ScriptFlags bit numbers Table 6-9 Characters that become tokens Table 6-10 Nonnegative values for KeyScript Table 6-11 PortionText yields Table 6-12 TogglePB.togFlags bits Table 6-13 Transliterate constant target values Table 6-14 Transliterate constant target modifiers Table 6-15 Transliterate constant source masks Table 6-16 Transliterate east Asian target values Table 6-17 Transliterate east Asian source masks æC line 18 of card 199 line 8 of card 200 line 20 of card 201 line 3 of card 213 line 3 of card 228 line 3 of card 233 line 3 of card 234 line 3 of card 240 line 51 of card 257 line 9 of card 260 line 7 of card 268 line 28 of card 277 line 25 of card 278 line 33 of card 278 line 39 of card 278 line 3 of card 280 line 12 of card 280 æKY Appendix A: Testing for Compatibility.Sections æN Testing for compatibility æC card 286 æKY Appendix B: International Resources.Sections æN International resources æC card 287 æKY Appendix C: Word Break Tables.Sections æN Word break tables The FindWord algorithm Break tables Defining character types Continuation sequences Coding a character triple table æC card 288 card 289 card 290 card 291 card 292 card 293 æKY Appendix C: Word Break Tables.Figures æN Figure C-1 Character type table Figure C-2 Character triple table Figure C-3 Continuation sequence of length three Figure C-4 Continuation sequence of length four æC line 5 of card 290 line 7 of card 290 line 3 of card 292 line 7 of card 292 æKY Appendix D: Keyboards.Sections æN Keyboard structure and handling Remapping the keyboard Remapping at startup Remapping the keyboard after startup The 'KCHR' resource format KeyTrans handling of multiple characters 'KMAP' resource format 'KCAP' resources 'KSWP' resource International resource 'itlk' æC card 294 card 295 card 296 card 297 card 298 card 299 card 300 card 301 card 302 card 303 æKY Appendix E: Enhancements to 'PACK' 6.Sections æN Enhancements to 'Pack' 6 Character set sorting New symbol sorting Ligature sorting æC card 304 card 305 card 306 card 307 æKY Appendix F: Change History.Sections æN Change history Script Manager and TextEdit versions Script Manager routines æC card 308 card 309 card 310 æKY Appendix G: General Reference.Sections æN General reference Memory effects and A-5 dependencies æC card 311 card 312 æKY Appendix H: Assembly-Language Info..Sections æN Assembly-language information Stack frame for it12 routines Trap routine selectors: Script Mgr 1.0 Trap routine selectors: Script Mgr 2.0 _ScriptUtil macros æC card 313 card 314 card 315 card 316 card 317 æKY Appendix I: Working with Print Drivers.Sections æN Working with print drivers When to call the Print Action routine Calling the Print Action routine æC card 318 card 319 card 320