ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
Sweden-Number/dlls/usp10/usp10.c

2510 lines
81 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* Implementation of Uniscribe Script Processor (usp10.dll)
*
* Copyright 2005 Steven Edwards for CodeWeavers
* Copyright 2006 Hans Leidekker
* Copyright 2010 CodeWeavers, Aric Stewart
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* Notes:
* Uniscribe allows for processing of complex scripts such as joining
* and filtering characters and bi-directional text with custom line breaks.
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "usp10.h"
#include "usp10_internal.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(uniscribe);
typedef struct _scriptRange
{
WORD script;
WORD rangeFirst;
WORD rangeLast;
WORD numericScript;
WORD punctScript;
} scriptRange;
static const scriptRange scriptRanges[] = {
/* Basic Latin: U+0000–U+007A */
/* Latin-1 Supplement: U+0080–U+00FF */
/* Latin Extended-A: U+0100–U+017F */
/* Latin Extended-B: U+0180–U+024F */
/* IPA Extensions: U+0250–U+02AF */
{ Script_Latin, 0x00, 0x2af , Script_Numeric, Script_Punctuation},
/* Greek: U+0370–U+03FF */
{ Script_Greek, 0x370, 0x3ff, 0, 0},
/* Cyrillic: U+0400–U+04FF */
/* Cyrillic Supplement: U+0500–U+052F */
{ Script_Cyrillic, 0x400, 0x52f, 0, 0},
/* Armenian: U+0530–U+058F */
{ Script_Armenian, 0x530, 0x58f, 0, 0},
/* Hebrew: U+0590–U+05FF */
{ Script_Hebrew, 0x590, 0x5ff, 0, 0},
/* Arabic: U+0600–U+06FF */
{ Script_Arabic, 0x600, 0x6ef, Script_Arabic_Numeric, 0},
/* Defined by Windows */
{ Script_Persian, 0x6f0, 0x6f9, 0, 0},
/* Continue Arabic: U+0600–U+06FF */
{ Script_Arabic, 0x6fa, 0x6ff, 0, 0},
/* Syriac: U+0700–U+074F*/
{ Script_Syriac, 0x700, 0x74f, 0, 0},
/* Arabic Supplement: U+0750–U+077F */
{ Script_Arabic, 0x750, 0x77f, 0, 0},
/* Thaana: U+0780–U+07BF */
{ Script_Thaana, 0x780, 0x7bf, 0, 0},
/* Devanagari: U+0900–U+097F */
{ Script_Devanagari, 0x900, 0x97f, Script_Devanagari_Numeric, 0},
/* Bengali: U+0980–U+09FF */
{ Script_Bengali, 0x980, 0x9ff, Script_Bengali_Numeric, 0},
/* Gurmukhi: U+0A00–U+0A7F*/
{ Script_Gurmukhi, 0xa00, 0xa7f, Script_Gurmukhi_Numeric, 0},
/* Gujarati: U+0A80–U+0AFF*/
{ Script_Gujarati, 0xa80, 0xaff, Script_Gujarati_Numeric, 0},
/* Oriya: U+0B00–U+0B7F */
{ Script_Oriya, 0xb00, 0xb7f, Script_Oriya_Numeric, 0},
/* Tamil: U+0B80–U+0BFF */
{ Script_Tamil, 0xb80, 0xbff, Script_Tamil_Numeric, 0},
/* Telugu: U+0C00–U+0C7F */
{ Script_Telugu, 0xc00, 0xc7f, Script_Telugu_Numeric, 0},
/* Kannada: U+0C80–U+0CFF */
{ Script_Kannada, 0xc80, 0xcff, Script_Kannada_Numeric, 0},
/* Malayalam: U+0D00–U+0D7F */
{ Script_Malayalam, 0xd00, 0xd7f, Script_Malayalam_Numeric, 0},
/* Sinhala: U+0D80–U+0DFF */
{ Script_Sinhala, 0xd80, 0xdff, 0, 0},
/* Thai: U+0E00–U+0E7F */
{ Script_Thai, 0xe00, 0xe7f, Script_Thai_Numeric, 0},
/* Lao: U+0E80–U+0EFF */
{ Script_Lao, 0xe80, 0xeff, Script_Lao_Numeric, 0},
/* Tibetan: U+0F00–U+0FFF */
{ Script_Tibetan, 0xf00, 0xfff, Script_Tibetan_Numeric, 0},
/* Georgian: U+10A0–U+10FF */
{ Script_Georgian, 0x10a0, 0x10ff, 0, 0},
/* Vedic Extensions: U+1CD0-U+1CFF */
{ Script_Devanagari, 0x1cd0, 0x1cff, Script_Devanagari_Numeric, 0},
/* Phonetic Extensions: U+1D00–U+1DBF */
{ Script_Latin, 0x1d00, 0x1dbf, 0, 0},
/* Latin Extended Additional: U+1E00–U+1EFF */
{ Script_Latin, 0x1e00, 0x1eff, 0, 0},
/* Greek Extended: U+1F00–U+1FFF */
{ Script_Greek, 0x1f00, 0x1fff, 0, 0},
/* Latin Extended-C: U+2C60–U+2C7F */
{ Script_Latin, 0x2c60, 0x2c7f, 0, 0},
/* Georgian: U+2D00–U+2D2F */
{ Script_Georgian, 0x2d00, 0x2d2f, 0, 0},
/* Cyrillic Extended-A: U+2DE0–U+2DFF */
{ Script_Cyrillic, 0x2de0, 0x2dff, 0, 0},
/* Cyrillic Extended-B: U+A640–U+A69F */
{ Script_Cyrillic, 0xa640, 0xa69f, 0, 0},
/* Modifier Tone Letters: U+A700–U+A71F */
/* Latin Extended-D: U+A720–U+A7FF */
{ Script_Latin, 0xa700, 0xa7ff, 0, 0},
/* Phags-pa: U+A840–U+A87F */
{ Script_Phags_pa, 0xa840, 0xa87f, 0, 0},
/* Devanagari Extended: U+A8E0-U+A8FF */
{ Script_Devanagari, 0xa8e0, 0xa8ff, Script_Devanagari_Numeric, 0},
/* Latin Ligatures: U+FB00–U+FB06 */
{ Script_Latin, 0xfb00, 0xfb06, 0, 0},
/* Armenian ligatures U+FB13..U+FB17 */
{ Script_Armenian, 0xfb13, 0xfb17, 0, 0},
/* Alphabetic Presentation Forms: U+FB1D–U+FB4F */
{ Script_Hebrew, 0xfb1d, 0xfb4f, 0, 0},
/* Arabic Presentation Forms-A: U+FB50–U+FDFF*/
{ Script_Arabic, 0xfb50, 0xfdff, 0, 0},
/* Arabic Presentation Forms-B: U+FE70–U+FEFF*/
{ Script_Arabic, 0xfe70, 0xfeff, 0, 0},
/* END */
{ SCRIPT_UNDEFINED, 0, 0, 0}
};
typedef struct _scriptData
{
SCRIPT_ANALYSIS a;
SCRIPT_PROPERTIES props;
OPENTYPE_TAG scriptTag;
} scriptData;
/* the must be in order so that the index matches the Script value */
static const scriptData scriptInformation[] = {
{{SCRIPT_UNDEFINED, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0x00000000},
{{Script_Latin, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
MS_MAKE_TAG('l','a','t','n')},
{{Script_CR, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0x00000000},
{{Script_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ENGLISH, 1, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0x00000000},
{{Script_Control, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ENGLISH, 0, 1, 0, 0, ANSI_CHARSET, 1, 0, 0, 0, 0, 0, 1, 0, 0},
0x00000000},
{{Script_Punctuation, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
0x00000000},
{{Script_Arabic, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_ARABIC, 0, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 1, 0},
MS_MAKE_TAG('a','r','a','b')},
{{Script_Arabic_Numeric, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_ARABIC, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
MS_MAKE_TAG('a','r','a','b')},
{{Script_Hebrew, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_HEBREW, 0, 1, 0, 1, HEBREW_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('h','e','b','r')},
{{Script_Syriac, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_SYRIAC, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 1, 0},
MS_MAKE_TAG('s','y','r','c')},
{{Script_Persian, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_PERSIAN, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('s','y','r','c')},
{{Script_Thaana, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
{LANG_DIVEHI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('t','h','a','a')},
{{Script_Greek, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_GREEK, 0, 0, 0, 0, GREEK_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('g','r','e','k')},
{{Script_Cyrillic, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_RUSSIAN, 0, 0, 0, 0, RUSSIAN_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('c','y','r','l')},
{{Script_Armenian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ARMENIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
MS_MAKE_TAG('a','r','m','n')},
{{Script_Georgian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_GEORGIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
MS_MAKE_TAG('g','e','o','r')},
{{Script_Sinhala, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_SINHALESE, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('s','i','n','h')},
{{Script_Tibetan, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TIBETAN, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('t','i','b','t')},
{{Script_Tibetan_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TIBETAN, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('t','i','b','t')},
{{Script_Phags_pa, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_MONGOLIAN, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('p','h','a','g')},
{{Script_Thai, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_THAI, 0, 1, 1, 1, THAI_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 1},
MS_MAKE_TAG('t','h','a','i')},
{{Script_Thai_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_THAI, 1, 1, 0, 0, THAI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('t','h','a','i')},
{{Script_Lao, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_LAO, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('l','a','o',' ')},
{{Script_Lao_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_LAO, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('l','a','o',' ')},
{{Script_Devanagari, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_HINDI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('d','e','v','a')},
{{Script_Devanagari_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_HINDI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('d','e','v','a')},
{{Script_Bengali, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_BENGALI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('b','e','n','g')},
{{Script_Bengali_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_BENGALI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('b','e','n','g')},
{{Script_Bengali_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_BENGALI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('b','e','n','g')},
{{Script_Gurmukhi, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_PUNJABI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('g','u','r','u')},
{{Script_Gurmukhi_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_PUNJABI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('g','u','r','u')},
{{Script_Gujarati, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_GUJARATI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('g','u','j','r')},
{{Script_Gujarati_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_GUJARATI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('g','u','j','r')},
{{Script_Gujarati_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_GUJARATI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('g','u','j','r')},
{{Script_Oriya, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ORIYA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('o','r','y','a')},
{{Script_Oriya_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_ORIYA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('o','r','y','a')},
{{Script_Tamil, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TAMIL, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('t','a','m','l')},
{{Script_Tamil_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TAMIL, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('t','a','m','l')},
{{Script_Telugu, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TELUGU, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('t','e','l','u')},
{{Script_Telugu_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_TELUGU, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('t','e','l','u')},
{{Script_Kannada, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_KANNADA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('k','n','d','a')},
{{Script_Kannada_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_KANNADA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('k','n','d','a')},
{{Script_Malayalam, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_MALAYALAM, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
MS_MAKE_TAG('m','l','y','m')},
{{Script_Malayalam_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
{LANG_MALAYALAM, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
MS_MAKE_TAG('m','l','y','m')},
};
static const SCRIPT_PROPERTIES *script_props[] =
{
&scriptInformation[0].props, &scriptInformation[1].props,
&scriptInformation[2].props, &scriptInformation[3].props,
&scriptInformation[4].props, &scriptInformation[5].props,
&scriptInformation[6].props, &scriptInformation[7].props,
&scriptInformation[8].props, &scriptInformation[9].props,
&scriptInformation[10].props, &scriptInformation[11].props,
&scriptInformation[12].props, &scriptInformation[13].props,
&scriptInformation[14].props, &scriptInformation[15].props,
&scriptInformation[16].props, &scriptInformation[17].props,
&scriptInformation[18].props, &scriptInformation[19].props,
&scriptInformation[20].props, &scriptInformation[21].props,
&scriptInformation[22].props, &scriptInformation[23].props,
&scriptInformation[24].props, &scriptInformation[25].props,
&scriptInformation[26].props, &scriptInformation[27].props,
&scriptInformation[28].props, &scriptInformation[29].props,
&scriptInformation[30].props, &scriptInformation[31].props,
&scriptInformation[32].props, &scriptInformation[33].props,
&scriptInformation[34].props, &scriptInformation[35].props,
&scriptInformation[36].props, &scriptInformation[37].props,
&scriptInformation[38].props, &scriptInformation[39].props,
&scriptInformation[40].props, &scriptInformation[41].props,
&scriptInformation[42].props, &scriptInformation[43].props
};
typedef struct {
int numGlyphs;
WORD* glyphs;
WORD* pwLogClust;
int* piAdvance;
SCRIPT_VISATTR* psva;
GOFFSET* pGoffset;
ABC* abc;
int iMaxPosX;
} StringGlyphs;
typedef struct {
HDC hdc;
DWORD dwFlags;
BOOL invalid;
int clip_len;
ScriptCache *sc;
int cItems;
int cMaxGlyphs;
SCRIPT_ITEM* pItem;
int numItems;
StringGlyphs* glyphs;
SCRIPT_LOGATTR* logattrs;
SIZE* sz;
int* logical2visual;
} StringAnalysis;
static inline void *heap_alloc(SIZE_T size)
{
return HeapAlloc(GetProcessHeap(), 0, size);
}
static inline void *heap_alloc_zero(SIZE_T size)
{
return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
}
static inline void *heap_realloc_zero(LPVOID mem, SIZE_T size)
{
return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size);
}
static inline BOOL heap_free(LPVOID mem)
{
return HeapFree(GetProcessHeap(), 0, mem);
}
static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
{
return ((ScriptCache *)*psc)->tm.tmDefaultChar;
}
static inline LONG get_cache_height(SCRIPT_CACHE *psc)
{
return ((ScriptCache *)*psc)->tm.tmHeight;
}
static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
{
return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
}
static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
{
WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
if (!block) return 0;
return block[c & GLYPH_BLOCK_MASK];
}
static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
{
WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
}
static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
{
static const ABC nil;
ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
return TRUE;
}
static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
{
ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
return TRUE;
}
static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
{
ScriptCache *sc;
if (!psc) return E_INVALIDARG;
if (*psc) return S_OK;
if (!hdc) return E_PENDING;
if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
if (!GetTextMetricsW(hdc, &sc->tm))
{
heap_free(sc);
return E_INVALIDARG;
}
if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
{
heap_free(sc);
return E_INVALIDARG;
}
sc->sfnt = (GetFontData(hdc, MS_MAKE_TAG('h','e','a','d'), 0, NULL, 0)!=GDI_ERROR);
*psc = sc;
TRACE("<- %p\n", sc);
return S_OK;
}
static WCHAR mirror_char( WCHAR ch )
{
extern const WCHAR wine_mirror_map[];
return ch + wine_mirror_map[wine_mirror_map[ch >> 8] + (ch & 0xff)];
}
static WORD get_char_script( WCHAR ch)
{
WORD type = 0;
int i;
if (ch == 0xc || ch == 0x20 || ch == 0x202f)
return Script_CR;
GetStringTypeW(CT_CTYPE1, &ch, 1, &type);
if (type == 0)
return SCRIPT_UNDEFINED;
if (type & C1_CNTRL)
return Script_Control;
i = 0;
do
{
if (ch < scriptRanges[i].rangeFirst || scriptRanges[i].script == SCRIPT_UNDEFINED)
break;
if (ch >= scriptRanges[i].rangeFirst && ch <= scriptRanges[i].rangeLast)
{
if (scriptRanges[i].numericScript && type & C1_DIGIT)
return scriptRanges[i].numericScript;
if (scriptRanges[i].punctScript && type & C1_PUNCT)
return scriptRanges[i].punctScript;
return scriptRanges[i].script;
}
i++;
} while (1);
return SCRIPT_UNDEFINED;
}
/***********************************************************************
* DllMain
*
*/
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
switch(fdwReason)
{
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hInstDLL);
break;
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}
/***********************************************************************
* ScriptFreeCache (USP10.@)
*
* Free a script cache.
*
* PARAMS
* psc [I/O] Script cache.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
{
TRACE("%p\n", psc);
if (psc && *psc)
{
unsigned int i;
for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
{
heap_free(((ScriptCache *)*psc)->glyphs[i]);
heap_free(((ScriptCache *)*psc)->widths[i]);
}
heap_free(((ScriptCache *)*psc)->GSUB_Table);
heap_free(((ScriptCache *)*psc)->GDEF_Table);
heap_free(((ScriptCache *)*psc)->features);
heap_free(*psc);
*psc = NULL;
}
return S_OK;
}
/***********************************************************************
* ScriptGetProperties (USP10.@)
*
* Retrieve a list of script properties.
*
* PARAMS
* props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
* num [I] Pointer to the number of scripts.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*
* NOTES
* Behaviour matches WinXP.
*/
HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
{
TRACE("(%p,%p)\n", props, num);
if (!props && !num) return E_INVALIDARG;
if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
if (props) *props = script_props;
return S_OK;
}
/***********************************************************************
* ScriptGetFontProperties (USP10.@)
*
* Get information on special glyphs.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* sfp [O] Font properties structure.
*/
HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
{
HRESULT hr;
TRACE("%p,%p,%p\n", hdc, psc, sfp);
if (!sfp) return E_INVALIDARG;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
return E_INVALIDARG;
/* return something sensible? */
sfp->wgBlank = 0;
sfp->wgDefault = get_cache_default_char(psc);
sfp->wgInvalid = 0;
sfp->wgKashida = 0xffff;
sfp->iKashidaWidth = 0;
return S_OK;
}
/***********************************************************************
* ScriptRecordDigitSubstitution (USP10.@)
*
* Record digit substitution settings for a given locale.
*
* PARAMS
* locale [I] Locale identifier.
* sds [I] Structure to record substitution settings.
*
* RETURNS
* Success: S_OK
* Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
*
* SEE ALSO
* http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
*/
HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
{
DWORD plgid, sub;
TRACE("0x%x, %p\n", locale, sds);
/* This implementation appears to be correct for all languages, but it's
* not clear if sds->DigitSubstitute is ever set to anything except
* CONTEXT or NONE in reality */
if (!sds) return E_POINTER;
locale = ConvertDefaultLocale(locale);
if (!IsValidLocale(locale, LCID_INSTALLED))
return E_INVALIDARG;
plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
sds->TraditionalDigitLanguage = plgid;
if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
sds->NationalDigitLanguage = plgid;
else
sds->NationalDigitLanguage = LANG_ENGLISH;
if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
(LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
switch (sub)
{
case 0:
if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
else
sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
break;
case 1:
sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
break;
case 2:
sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
break;
default:
sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
break;
}
sds->dwReserved = 0;
return S_OK;
}
/***********************************************************************
* ScriptApplyDigitSubstitution (USP10.@)
*
* Apply digit substitution settings.
*
* PARAMS
* sds [I] Structure with recorded substitution settings.
* sc [I] Script control structure.
* ss [I] Script state structure.
*
* RETURNS
* Success: S_OK
* Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
*/
HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
{
SCRIPT_DIGITSUBSTITUTE psds;
TRACE("%p, %p, %p\n", sds, sc, ss);
if (!sc || !ss) return E_POINTER;
if (!sds)
{
sds = &psds;
if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
return E_INVALIDARG;
}
sc->uDefaultLanguage = LANG_ENGLISH;
sc->fContextDigits = 0;
ss->fDigitSubstitute = 0;
switch (sds->DigitSubstitute) {
case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
case SCRIPT_DIGITSUBSTITUTE_NONE:
case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
return S_OK;
default:
return E_INVALIDARG;
}
}
/***********************************************************************
* ScriptItemizeOpenType (USP10.@)
*
* Split a Unicode string into shapeable parts.
*
* PARAMS
* pwcInChars [I] String to split.
* cInChars [I] Number of characters in pwcInChars.
* cMaxItems [I] Maximum number of items to return.
* psControl [I] Pointer to a SCRIPT_CONTROL structure.
* psState [I] Pointer to a SCRIPT_STATE structure.
* pItems [O] Buffer to receive SCRIPT_ITEM structures.
* pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
* pcItems [O] Number of script items returned.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
{
#define Numeric_space 0x0020
#define ZWNJ 0x200C
#define ZWJ 0x200D
int cnt = 0, index = 0, str = 0;
int New_Script = SCRIPT_UNDEFINED;
WORD *levels = NULL;
WORD *strength = NULL;
WORD baselevel = 0;
TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
psControl, psState, pItems, pcItems);
if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
return E_INVALIDARG;
if (psState && psControl)
{
int i;
levels = heap_alloc_zero(cInChars * sizeof(WORD));
if (!levels)
return E_OUTOFMEMORY;
BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
baselevel = levels[0];
for (i = 0; i < cInChars; i++)
if (levels[i]!=levels[0])
break;
if (i >= cInChars && !odd(baselevel))
{
heap_free(levels);
levels = NULL;
}
else
{
if (!psControl->fMergeNeutralItems)
{
strength = heap_alloc_zero(cInChars * sizeof(WORD));
BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
}
}
}
while ((pwcInChars[cnt] == Numeric_space || pwcInChars[cnt] == ZWJ || pwcInChars[cnt] == ZWNJ) && cnt < cInChars)
cnt++;
if (cnt == cInChars) /* All Spaces */
{
cnt = 0;
New_Script = get_char_script(pwcInChars[cnt]);
}
pItems[index].iCharPos = 0;
pItems[index].a = scriptInformation[get_char_script(pwcInChars[cnt])].a;
pScriptTags[index] = scriptInformation[get_char_script(pwcInChars[cnt])].scriptTag;
if (strength)
str = strength[cnt];
cnt = 0;
if (levels)
{
pItems[index].a.fRTL = odd(levels[cnt]);
pItems[index].a.fLayoutRTL = odd(levels[cnt]);
pItems[index].a.s.uBidiLevel = levels[cnt];
}
else if (!pItems[index].a.s.uBidiLevel)
{
pItems[index].a.s.uBidiLevel = baselevel;
pItems[index].a.fLayoutRTL = odd(baselevel);
pItems[index].a.fRTL = odd(baselevel);
}
TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
pItems[index].iCharPos);
for (cnt=1; cnt < cInChars; cnt++)
{
if (levels && (levels[cnt] == pItems[index].a.s.uBidiLevel && (!strength || (strength[cnt] == 0 || strength[cnt] == str))))
continue;
if(pwcInChars[cnt] != Numeric_space && pwcInChars[cnt] != ZWJ && pwcInChars[cnt] != ZWNJ)
New_Script = get_char_script(pwcInChars[cnt]);
else if (levels)
{
int j = 1;
while (cnt + j < cInChars - 1 && (pwcInChars[cnt+j] == Numeric_space || pwcInChars[cnt+j] == ZWJ || pwcInChars[cnt+j] == ZWNJ))
j++;
New_Script = get_char_script(pwcInChars[cnt+j]);
}
if ((levels && (levels[cnt] != pItems[index].a.s.uBidiLevel || (strength && (strength[cnt] != str)))) || New_Script != pItems[index].a.eScript || New_Script == Script_Control)
{
TRACE("New_Level = %i, New_Strength = %i, New_Script=%d, eScript=%d\n", levels?levels[cnt]:-1, strength?strength[cnt]:str, New_Script, pItems[index].a.eScript);
if (strength && strength[cnt] != 0)
str = strength[cnt];
index++;
if (index+1 > cMaxItems)
return E_OUTOFMEMORY;
pItems[index].iCharPos = cnt;
memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
pItems[index].a = scriptInformation[New_Script].a;
pScriptTags[index] = scriptInformation[New_Script].scriptTag;
if (levels)
{
pItems[index].a.fRTL = odd(levels[cnt]);
pItems[index].a.fLayoutRTL = odd(levels[cnt]);
pItems[index].a.s.uBidiLevel = levels[cnt];
}
else if (!pItems[index].a.s.uBidiLevel)
{
pItems[index].a.s.uBidiLevel = baselevel;
pItems[index].a.fLayoutRTL = odd(baselevel);
pItems[index].a.fRTL = odd(baselevel);
}
TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
}
}
/* While not strictly necessary according to the spec, make sure the n+1
* item is set up to prevent random behaviour if the caller erroneously
* checks the n+1 structure */
index++;
memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
/* Set one SCRIPT_STATE item being returned */
if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
if (pcItems) *pcItems = index;
/* Set SCRIPT_ITEM */
pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
heap_free(levels);
heap_free(strength);
return S_OK;
}
/***********************************************************************
* ScriptItemize (USP10.@)
*
* Split a Unicode string into shapeable parts.
*
* PARAMS
* pwcInChars [I] String to split.
* cInChars [I] Number of characters in pwcInChars.
* cMaxItems [I] Maximum number of items to return.
* psControl [I] Pointer to a SCRIPT_CONTROL structure.
* psState [I] Pointer to a SCRIPT_STATE structure.
* pItems [O] Buffer to receive SCRIPT_ITEM structures.
* pcItems [O] Number of script items returned.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
SCRIPT_ITEM *pItems, int *pcItems)
{
OPENTYPE_TAG *discarded_tags;
HRESULT res;
discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
if (!discarded_tags)
return E_OUTOFMEMORY;
res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
heap_free(discarded_tags);
return res;
}
/***********************************************************************
* ScriptStringAnalyse (USP10.@)
*
*/
HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
int cGlyphs, int iCharset, DWORD dwFlags,
int iReqWidth, SCRIPT_CONTROL *psControl,
SCRIPT_STATE *psState, const int *piDx,
SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
SCRIPT_STRING_ANALYSIS *pssa)
{
HRESULT hr = E_OUTOFMEMORY;
StringAnalysis *analysis = NULL;
SCRIPT_CONTROL sControl;
SCRIPT_STATE sState;
int i, num_items = 255;
BYTE *BidiLevel;
TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
psControl, psState, piDx, pTabdef, pbInClass, pssa);
if (iCharset != -1)
{
FIXME("Only Unicode strings are supported\n");
return E_INVALIDARG;
}
if (cString < 1 || !pString) return E_INVALIDARG;
if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
/* FIXME: handle clipping */
analysis->clip_len = cString;
analysis->hdc = hdc;
analysis->dwFlags = dwFlags;
if (psState)
sState = *psState;
else
memset(&sState, 0, sizeof(SCRIPT_STATE));
if (psControl)
sControl = *psControl;
else
memset(&sControl, 0, sizeof(SCRIPT_CONTROL));
hr = ScriptItemize(pString, cString, num_items, &sControl, &sState, analysis->pItem,
&analysis->numItems);
while (hr == E_OUTOFMEMORY)
{
SCRIPT_ITEM *tmp;
num_items *= 2;
if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
goto error;
analysis->pItem = tmp;
hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
&analysis->numItems);
}
if (hr != S_OK) goto error;
if (dwFlags & SSA_BREAK)
{
if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
{
for (i = 0; i < analysis->numItems; i++)
ScriptBreak(&((LPWSTR)pString)[analysis->pItem[i].iCharPos], analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos, &analysis->pItem[i].a, &analysis->logattrs[analysis->pItem[i].iCharPos]);
}
else
goto error;
}
if (!(analysis->logical2visual = heap_alloc_zero(sizeof(int) * analysis->numItems)))
goto error;
if (!(BidiLevel = heap_alloc_zero(analysis->numItems)))
goto error;
if (dwFlags & SSA_GLYPHS)
{
if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
goto error;
for (i = 0; i < analysis->numItems; i++)
{
SCRIPT_CACHE *sc = (SCRIPT_CACHE *)&analysis->sc;
int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
int numGlyphs = 1.5 * cChar + 16;
WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * numGlyphs);
GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
ABC *abc = heap_alloc_zero(sizeof(ABC));
int numGlyphsReturned;
/* FIXME: non unicode strings */
const WCHAR* pStr = (const WCHAR*)pString;
hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
cChar, numGlyphs, &analysis->pItem[i].a,
glyphs, pwLogClust, psva, &numGlyphsReturned);
hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
piAdvance, pGoffset, abc);
analysis->glyphs[i].numGlyphs = numGlyphsReturned;
analysis->glyphs[i].glyphs = glyphs;
analysis->glyphs[i].pwLogClust = pwLogClust;
analysis->glyphs[i].piAdvance = piAdvance;
analysis->glyphs[i].psva = psva;
analysis->glyphs[i].pGoffset = pGoffset;
analysis->glyphs[i].abc = abc;
analysis->glyphs[i].iMaxPosX= -1;
BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
}
}
else
{
for (i = 0; i < analysis->numItems; i++)
BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
}
ScriptLayout(analysis->numItems, BidiLevel, NULL, analysis->logical2visual);
heap_free(BidiLevel);
*pssa = analysis;
return S_OK;
error:
heap_free(analysis->glyphs);
heap_free(analysis->logattrs);
heap_free(analysis->pItem);
heap_free(analysis->logical2visual);
heap_free(analysis->sc);
heap_free(analysis);
return hr;
}
static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
int iX,
int iY,
int iItem,
int cStart,
int cEnd,
UINT uOptions,
const RECT *prc,
BOOL fSelected,
BOOL fDisabled)
{
StringAnalysis *analysis;
int off_x = 0;
HRESULT hr;
COLORREF BkColor = 0x0;
COLORREF TextColor = 0x0;
INT BkMode = 0;
INT runStart, runEnd;
INT iGlyph, cGlyphs;
TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
ssa, iX, iY, iItem, cStart, cEnd, uOptions, fSelected, fDisabled);
if (!(analysis = ssa)) return E_INVALIDARG;
if ((cStart >= 0 && analysis->pItem[iItem+1].iCharPos <= cStart) ||
(cEnd >= 0 && analysis->pItem[iItem].iCharPos >= cEnd))
return S_OK;
if (fSelected)
{
BkMode = GetBkMode(analysis->hdc);
SetBkMode( analysis->hdc, OPAQUE);
BkColor = GetBkColor(analysis->hdc);
SetBkColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHT));
if (!fDisabled)
{
TextColor = GetTextColor(analysis->hdc);
SetTextColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHTTEXT));
}
}
if (cStart >= 0 && analysis->pItem[iItem+1].iCharPos > cStart && analysis->pItem[iItem].iCharPos <= cStart)
runStart = cStart - analysis->pItem[iItem].iCharPos;
else
runStart = 0;
if (cEnd >= 0 && analysis->pItem[iItem+1].iCharPos > cEnd && analysis->pItem[iItem].iCharPos <= cEnd)
runEnd = (cEnd-1) - analysis->pItem[iItem].iCharPos;
else
runEnd = (analysis->pItem[iItem+1].iCharPos - analysis->pItem[iItem].iCharPos) - 1;
if (analysis->pItem[iItem].a.fRTL)
{
if (cEnd >= 0 && cEnd < analysis->pItem[iItem+1].iCharPos)
ScriptStringCPtoX(ssa, cEnd, FALSE, &off_x);
else
ScriptStringCPtoX(ssa, analysis->pItem[iItem+1].iCharPos-1, TRUE, &off_x);
}
else
{
if (cStart >=0 && runStart)
ScriptStringCPtoX(ssa, cStart, FALSE, &off_x);
else
ScriptStringCPtoX(ssa, analysis->pItem[iItem].iCharPos, FALSE, &off_x);
}
if (analysis->pItem[iItem].a.fRTL)
iGlyph = analysis->glyphs[iItem].pwLogClust[runEnd];
else
iGlyph = analysis->glyphs[iItem].pwLogClust[runStart];
if (analysis->pItem[iItem].a.fRTL)
cGlyphs = analysis->glyphs[iItem].pwLogClust[runStart] - iGlyph;
else
cGlyphs = analysis->glyphs[iItem].pwLogClust[runEnd] - iGlyph;
cGlyphs++;
hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX + off_x,
iY, uOptions, prc, &analysis->pItem[iItem].a, NULL, 0,
&analysis->glyphs[iItem].glyphs[iGlyph], cGlyphs,
&analysis->glyphs[iItem].piAdvance[iGlyph], NULL,
&analysis->glyphs[iItem].pGoffset[iGlyph]);
TRACE("ScriptTextOut hr=%08x\n", hr);
if (fSelected)
{
SetBkColor(analysis->hdc, BkColor);
SetBkMode( analysis->hdc, BkMode);
if (!fDisabled)
SetTextColor(analysis->hdc, TextColor);
}
return hr;
}
/***********************************************************************
* ScriptStringOut (USP10.@)
*
* This function takes the output of ScriptStringAnalyse and joins the segments
* of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
* only processes glyphs.
*
* Parameters:
* ssa [I] buffer to hold the analysed string components
* iX [I] X axis displacement for output
* iY [I] Y axis displacement for output
* uOptions [I] flags controling output processing
* prc [I] rectangle coordinates
* iMinSel [I] starting pos for substringing output string
* iMaxSel [I] ending pos for substringing output string
* fDisabled [I] controls text highlighting
*
* RETURNS
* Success: S_OK
* Failure: is the value returned by ScriptTextOut
*/
HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
int iX,
int iY,
UINT uOptions,
const RECT *prc,
int iMinSel,
int iMaxSel,
BOOL fDisabled)
{
StringAnalysis *analysis;
int item;
HRESULT hr;
TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
if (!(analysis = ssa)) return E_INVALIDARG;
if (!(analysis->dwFlags & SSA_GLYPHS)) return E_INVALIDARG;
for (item = 0; item < analysis->numItems; item++)
{
hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], -1, -1, uOptions, prc, FALSE, fDisabled);
if (FAILED(hr))
return hr;
}
if (iMinSel < iMaxSel && (iMinSel > 0 || iMaxSel > 0))
{
if (iMaxSel > 0 && iMinSel < 0)
iMinSel = 0;
for (item = 0; item < analysis->numItems; item++)
{
hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], iMinSel, iMaxSel, uOptions, prc, TRUE, fDisabled);
if (FAILED(hr))
return hr;
}
}
return S_OK;
}
/***********************************************************************
* ScriptStringCPtoX (USP10.@)
*
*/
HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
{
int item;
int runningX = 0;
StringAnalysis* analysis = ssa;
TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
if (!ssa || !pX) return S_FALSE;
if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
/* icp out of range */
if(icp < 0)
{
analysis->invalid = TRUE;
return E_INVALIDARG;
}
for(item=0; item<analysis->numItems; item++)
{
int CP, i;
int offset;
i = analysis->logical2visual[item];
CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
/* initialize max extents for uninitialized runs */
if (analysis->glyphs[i].iMaxPosX == -1)
{
if (analysis->pItem[i].a.fRTL)
ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
else
ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
}
if (icp >= analysis->pItem[i+1].iCharPos || icp < analysis->pItem[i].iCharPos)
{
runningX += analysis->glyphs[i].iMaxPosX;
continue;
}
icp -= analysis->pItem[i].iCharPos;
ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, &offset);
runningX += offset;
*pX = runningX;
return S_OK;
}
/* icp out of range */
analysis->invalid = TRUE;
return E_INVALIDARG;
}
/***********************************************************************
* ScriptStringXtoCP (USP10.@)
*
*/
HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
{
StringAnalysis* analysis = ssa;
int item;
TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
if (!ssa || !piCh || !piTrailing) return S_FALSE;
if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
/* out of range */
if(iX < 0)
{
if (analysis->pItem[0].a.fRTL)
{
*piCh = 1;
*piTrailing = FALSE;
}
else
{
*piCh = -1;
*piTrailing = TRUE;
}
return S_OK;
}
for(item=0; item<analysis->numItems; item++)
{
int i;
int CP;
for (i = 0; i < analysis->numItems && analysis->logical2visual[i] != item; i++)
/* nothing */;
CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
/* initialize max extents for uninitialized runs */
if (analysis->glyphs[i].iMaxPosX == -1)
{
if (analysis->pItem[i].a.fRTL)
ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
else
ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
}
if (iX > analysis->glyphs[i].iMaxPosX)
{
iX -= analysis->glyphs[i].iMaxPosX;
continue;
}
ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
&analysis->pItem[i].a, piCh, piTrailing);
*piCh += analysis->pItem[i].iCharPos;
return S_OK;
}
/* out of range */
*piCh = analysis->pItem[analysis->numItems].iCharPos;
*piTrailing = FALSE;
return S_OK;
}
/***********************************************************************
* ScriptStringFree (USP10.@)
*
* Free a string analysis.
*
* PARAMS
* pssa [I] string analysis.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
{
StringAnalysis* analysis;
BOOL invalid;
int i;
TRACE("(%p)\n", pssa);
if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
invalid = analysis->invalid;
ScriptFreeCache((SCRIPT_CACHE *)&analysis->sc);
if (analysis->glyphs)
{
for (i = 0; i < analysis->numItems; i++)
{
heap_free(analysis->glyphs[i].glyphs);
heap_free(analysis->glyphs[i].pwLogClust);
heap_free(analysis->glyphs[i].piAdvance);
heap_free(analysis->glyphs[i].psva);
heap_free(analysis->glyphs[i].pGoffset);
heap_free(analysis->glyphs[i].abc);
}
heap_free(analysis->glyphs);
}
heap_free(analysis->pItem);
heap_free(analysis->logattrs);
heap_free(analysis->sz);
heap_free(analysis->sc);
heap_free(analysis->logical2visual);
heap_free(analysis);
if (invalid) return E_INVALIDARG;
return S_OK;
}
/***********************************************************************
* ScriptCPtoX (USP10.@)
*
*/
HRESULT WINAPI ScriptCPtoX(int iCP,
BOOL fTrailing,
int cChars,
int cGlyphs,
const WORD *pwLogClust,
const SCRIPT_VISATTR *psva,
const int *piAdvance,
const SCRIPT_ANALYSIS *psa,
int *piX)
{
int item;
float iPosX;
int iSpecial = -1;
int iCluster = -1;
int clust_size = 1;
float special_size = 0.0;
int iMaxPos = 0;
BOOL rtl = FALSE;
TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
psa, piX);
if (psa->fRTL && ! psa->fLogicalOrder)
rtl = TRUE;
if (fTrailing)
iCP++;
if (rtl)
{
int max_clust = pwLogClust[0];
for (item=0; item < cGlyphs; item++)
if (pwLogClust[item] > max_clust)
{
ERR("We do not handle non reversed clusters properly\n");
break;
}
iMaxPos = 0;
for (item = max_clust; item >=0; item --)
iMaxPos += piAdvance[item];
}
iPosX = 0.0;
for (item=0; item < iCP && item < cChars; item++)
{
if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
{
int check;
int clust = pwLogClust[item];
clust_size = 1;
iCluster = -1;
for (check = item+1; check < cChars; check++)
{
if (pwLogClust[check] == clust)
{
clust_size ++;
if (iCluster == -1)
iCluster = item;
}
else break;
}
if (check >= cChars && !iMaxPos)
{
for (check = clust; check < cChars; check++)
special_size += piAdvance[check];
iSpecial = item;
special_size /= (cChars - item);
iPosX += special_size;
}
else
iPosX += piAdvance[clust] / (float)clust_size;
}
else if (iSpecial != -1)
iPosX += special_size;
else /* (iCluster != -1) */
iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
}
if (iMaxPos > 0)
{
iPosX = iMaxPos - iPosX;
if (iPosX < 0)
iPosX = 0;
}
*piX = iPosX;
TRACE("*piX=%d\n", *piX);
return S_OK;
}
/***********************************************************************
* ScriptXtoCP (USP10.@)
*
*/
HRESULT WINAPI ScriptXtoCP(int iX,
int cChars,
int cGlyphs,
const WORD *pwLogClust,
const SCRIPT_VISATTR *psva,
const int *piAdvance,
const SCRIPT_ANALYSIS *psa,
int *piCP,
int *piTrailing)
{
int item;
float iPosX;
float iLastPosX;
int iSpecial = -1;
int iCluster = -1;
int clust_size = 1;
float special_size = 0.0;
int direction = 1;
TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
psa, piCP, piTrailing);
if (psa->fRTL && ! psa->fLogicalOrder)
direction = -1;
if (direction<0)
{
int max_clust = pwLogClust[0];
if (iX < 0)
{
*piCP = cChars;
*piTrailing = 0;
return S_OK;
}
for (item=0; item < cChars; item++)
if (pwLogClust[item] > max_clust)
{
ERR("We do not handle non reversed clusters properly\n");
break;
}
}
if (iX < 0)
{
*piCP = -1;
*piTrailing = 1;
return S_OK;
}
iPosX = iLastPosX = 0;
if (direction > 0)
item = 0;
else
item = cChars - 1;
for (; iPosX <= iX && item < cChars && item >= 0; item+=direction)
{
iLastPosX = iPosX;
if (iSpecial == -1 &&
(iCluster == -1 ||
(iCluster != -1 &&
((direction > 0 && iCluster+clust_size <= item) ||
(direction < 0 && iCluster-clust_size >= item))
)
)
)
{
int check;
int clust = pwLogClust[item];
clust_size = 1;
iCluster = -1;
for (check = item+direction; check < cChars && check >= 0; check+=direction)
{
if (pwLogClust[check] == clust)
{
clust_size ++;
if (iCluster == -1)
iCluster = item;
}
else break;
}
if (check >= cChars && direction > 0)
{
for (check = clust; check < cChars; check++)
special_size += piAdvance[check];
iSpecial = item;
special_size /= (cChars - item);
iPosX += special_size;
}
else
iPosX += piAdvance[clust] / (float)clust_size;
}
else if (iSpecial != -1)
iPosX += special_size;
else /* (iCluster != -1) */
iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
}
if (direction > 0)
{
if (iPosX > iX)
item--;
if (item < cChars && ((iPosX - iLastPosX) / 2.0) + iX > iPosX)
*piTrailing = 1;
else
*piTrailing = 0;
}
else
{
if (iX == iLastPosX)
item++;
if (iX >= iLastPosX && iX <= iPosX)
item++;
if (iLastPosX == iX)
*piTrailing = 0;
else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
*piTrailing = 1;
else
*piTrailing = 0;
}
*piCP = item;
TRACE("*piCP=%d\n", *piCP);
TRACE("*piTrailing=%d\n", *piTrailing);
return S_OK;
}
/***********************************************************************
* ScriptBreak (USP10.@)
*
* Retrieve line break information.
*
* PARAMS
* chars [I] Array of characters.
* sa [I] String analysis.
* la [I] Array of logical attribute structures.
*
* RETURNS
* Success: S_OK
* Failure: S_FALSE
*/
HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
{
TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
if (!la) return S_FALSE;
BREAK_line(chars, count, sa, la);
return S_OK;
}
/***********************************************************************
* ScriptIsComplex (USP10.@)
*
* Determine if a string is complex.
*
* PARAMS
* chars [I] Array of characters to test.
* len [I] Length in characters.
* flag [I] Flag.
*
* RETURNS
* Success: S_OK
* Failure: S_FALSE
*
*/
HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
{
int i;
TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
for (i = 0; i < len; i++)
{
int script;
if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
return S_OK;
script = get_char_script(chars[i]);
if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
(!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
return S_OK;
}
return S_FALSE;
}
/***********************************************************************
* ScriptShapeOpenType (USP10.@)
*
* Produce glyphs and visual attributes for a run.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* psa [I/O] Script analysis.
* tagScript [I] The OpenType tag for the Script
* tagLangSys [I] The OpenType tag for the Language
* rcRangeChars[I] Array of Character counts in each range
* rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
* cRanges [I] Count of ranges
* pwcChars [I] Array of characters specifying the run.
* cChars [I] Number of characters in pwcChars.
* cMaxGlyphs [I] Length of pwOutGlyphs.
* pwLogClust [O] Array of logical cluster info.
* pCharProps [O] Array of character property values
* pwOutGlyphs [O] Array of glyphs.
* pOutGlyphProps [O] Array of attributes for the retrieved glyphs
* pcGlyphs [O] Number of glyphs returned.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
OPENTYPE_TAG tagLangSys, int *rcRangeChars,
TEXTRANGE_PROPERTIES **rpRangeProperties,
int cRanges, const WCHAR *pwcChars, int cChars,
int cMaxGlyphs, WORD *pwLogClust,
SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
{
HRESULT hr;
unsigned int i;
BOOL rtl;
TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
hdc, psc, psa,
debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
if (cRanges)
FIXME("Ranges not supported yet\n");
rtl = (psa && !psa->fLogicalOrder && psa->fRTL);
*pcGlyphs = cChars;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
if (!pwLogClust) return E_FAIL;
((ScriptCache *)*psc)->userScript = tagScript;
((ScriptCache *)*psc)->userLang = tagLangSys;
/* set fNoGlyphIndex non truetype/opentype fonts */
if (!psa->fNoGlyphIndex && !((ScriptCache *)*psc)->sfnt)
psa->fNoGlyphIndex = TRUE;
/* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
for (i = 0; i < cChars; i++)
{
int idx = i;
if (rtl) idx = cChars - 1 - i;
/* FIXME: set to better values */
pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
pOutGlyphProps[i].sva.fClusterStart = 1;
pOutGlyphProps[i].sva.fDiacritic = 0;
pOutGlyphProps[i].sva.fZeroWidth = 0;
pOutGlyphProps[i].sva.fReserved = 0;
pOutGlyphProps[i].sva.fShapeReserved = 0;
/* FIXME: have the shaping engine set this */
pCharProps[i].fCanGlyphAlone = 0;
pwLogClust[i] = idx;
}
if (psa && !psa->fNoGlyphIndex)
{
WCHAR *rChars;
if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
rChars = heap_alloc(sizeof(WCHAR) * cChars);
if (!rChars) return E_OUTOFMEMORY;
for (i = 0; i < cChars; i++)
{
int idx = i;
WCHAR chInput;
if (rtl) idx = cChars - 1 - i;
if (psa->fRTL)
chInput = mirror_char(pwcChars[idx]);
else
chInput = pwcChars[idx];
if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
{
WORD glyph;
if (!hdc) return E_PENDING;
if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR) return S_FALSE;
pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
}
rChars[i] = chInput;
}
SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
heap_free(rChars);
}
else
{
TRACE("no glyph translation\n");
for (i = 0; i < cChars; i++)
{
int idx = i;
/* No mirroring done here */
if (rtl) idx = cChars - 1 - i;
pwOutGlyphs[i] = pwcChars[idx];
}
}
return S_OK;
}
/***********************************************************************
* ScriptShape (USP10.@)
*
* Produce glyphs and visual attributes for a run.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* pwcChars [I] Array of characters specifying the run.
* cChars [I] Number of characters in pwcChars.
* cMaxGlyphs [I] Length of pwOutGlyphs.
* psa [I/O] Script analysis.
* pwOutGlyphs [O] Array of glyphs.
* pwLogClust [O] Array of logical cluster info.
* psva [O] Array of visual attributes.
* pcGlyphs [O] Number of glyphs returned.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
int cChars, int cMaxGlyphs,
SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
SCRIPT_VISATTR *psva, int *pcGlyphs)
{
HRESULT hr;
int i;
SCRIPT_CHARPROP *charProps;
SCRIPT_GLYPHPROP *glyphProps;
if (!psva || !pcGlyphs) return E_INVALIDARG;
if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
if (!charProps) return E_OUTOFMEMORY;
glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
if (!glyphProps) return E_OUTOFMEMORY;
hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
if (SUCCEEDED(hr))
{
for (i = 0; i < *pcGlyphs; i++)
psva[i] = glyphProps[i].sva;
}
heap_free(charProps);
heap_free(glyphProps);
return hr;
}
/***********************************************************************
* ScriptPlaceOpenType (USP10.@)
*
* Produce advance widths for a run.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* psa [I/O] String analysis.
* tagScript [I] The OpenType tag for the Script
* tagLangSys [I] The OpenType tag for the Language
* rcRangeChars[I] Array of Character counts in each range
* rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
* cRanges [I] Count of ranges
* pwcChars [I] Array of characters specifying the run.
* pwLogClust [I] Array of logical cluster info
* pCharProps [I] Array of character property values
* cChars [I] Number of characters in pwcChars.
* pwGlyphs [I] Array of glyphs.
* pGlyphProps [I] Array of attributes for the retrieved glyphs
* cGlyphs [I] Count of Glyphs
* piAdvance [O] Array of advance widths.
* pGoffset [O] Glyph offsets.
* pABC [O] Combined ABC width.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
SCRIPT_CHARPROP *pCharProps, int cChars,
const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
int cGlyphs, int *piAdvance,
GOFFSET *pGoffset, ABC *pABC
)
{
HRESULT hr;
int i;
TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
hdc, psc, psa,
debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
pGoffset, pABC);
if (!pGlyphProps) return E_INVALIDARG;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
if (!pGoffset) return E_FAIL;
if (cRanges)
FIXME("Ranges not supported yet\n");
((ScriptCache *)*psc)->userScript = tagScript;
((ScriptCache *)*psc)->userLang = tagLangSys;
if (pABC) memset(pABC, 0, sizeof(ABC));
for (i = 0; i < cGlyphs; i++)
{
ABC abc;
if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
{
if (!hdc) return E_PENDING;
if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
{
if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
}
else
{
INT width;
if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
abc.abcB = width;
abc.abcA = abc.abcC = 0;
}
set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
}
if (pABC)
{
pABC->abcA += abc.abcA;
pABC->abcB += abc.abcB;
pABC->abcC += abc.abcC;
}
/* FIXME: set to more reasonable values */
pGoffset[i].du = pGoffset[i].dv = 0;
if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
}
if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
return S_OK;
}
/***********************************************************************
* ScriptPlace (USP10.@)
*
* Produce advance widths for a run.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* pwGlyphs [I] Array of glyphs.
* cGlyphs [I] Number of glyphs in pwGlyphs.
* psva [I] Array of visual attributes.
* psa [I/O] String analysis.
* piAdvance [O] Array of advance widths.
* pGoffset [O] Glyph offsets.
* pABC [O] Combined ABC width.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
int cGlyphs, const SCRIPT_VISATTR *psva,
SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
{
HRESULT hr;
SCRIPT_GLYPHPROP *glyphProps;
int i;
TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
piAdvance, pGoffset, pABC);
if (!psva) return E_INVALIDARG;
if (!pGoffset) return E_FAIL;
glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
if (!glyphProps) return E_OUTOFMEMORY;
for (i = 0; i < cGlyphs; i++)
glyphProps[i].sva = psva[i];
hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
heap_free(glyphProps);
return hr;
}
/***********************************************************************
* ScriptGetCMap (USP10.@)
*
* Retrieve glyph indices.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* pwcInChars [I] Array of Unicode characters.
* cChars [I] Number of characters in pwcInChars.
* dwFlags [I] Flags.
* pwOutGlyphs [O] Buffer to receive the array of glyph indices.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
{
HRESULT hr;
int i;
TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
cChars, dwFlags, pwOutGlyphs);
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
hr = S_OK;
if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
{
for (i = 0; i < cChars; i++)
{
WCHAR inChar;
if (dwFlags == SGCM_RTL)
inChar = mirror_char(pwcInChars[i]);
else
inChar = pwcInChars[i];
if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
{
WORD glyph;
if (!hdc) return E_PENDING;
if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
if (glyph == 0xffff)
{
hr = S_FALSE;
glyph = 0x0;
}
pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
}
}
}
else
{
TRACE("no glyph translation\n");
for (i = 0; i < cChars; i++)
{
WCHAR inChar;
if (dwFlags == SGCM_RTL)
inChar = mirror_char(pwcInChars[i]);
else
inChar = pwcInChars[i];
pwOutGlyphs[i] = inChar;
}
}
return hr;
}
/***********************************************************************
* ScriptTextOut (USP10.@)
*
*/
HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
const int *piJustify, const GOFFSET *pGoffset)
{
HRESULT hr = S_OK;
TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
piAdvance, piJustify, pGoffset);
if (!hdc || !psc) return E_INVALIDARG;
if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
fuOptions |= ETO_IGNORELANGUAGE;
if (!psa->fNoGlyphIndex) /* Have Glyphs? */
fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
if (psa->fRTL && psa->fLogicalOrder)
{
int i;
WORD *rtlGlyphs;
rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
if (!rtlGlyphs)
return E_OUTOFMEMORY;
for (i = 0; i < cGlyphs; i++)
rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
hr = S_FALSE;
heap_free(rtlGlyphs);
}
else
if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
hr = S_FALSE;
return hr;
}
/***********************************************************************
* ScriptCacheGetHeight (USP10.@)
*
* Retrieve the height of the font in the cache.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* height [O] Receives font height.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
{
HRESULT hr;
TRACE("(%p, %p, %p)\n", hdc, psc, height);
if (!height) return E_INVALIDARG;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
*height = get_cache_height(psc);
return S_OK;
}
/***********************************************************************
* ScriptGetGlyphABCWidth (USP10.@)
*
* Retrieve the width of a glyph.
*
* PARAMS
* hdc [I] Device context.
* psc [I/O] Opaque pointer to a script cache.
* glyph [I] Glyph to retrieve the width for.
* abc [O] ABC widths of the glyph.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*/
HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
{
HRESULT hr;
TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
if (!abc) return E_INVALIDARG;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
if (!get_cache_glyph_widths(psc, glyph, abc))
{
if (!hdc) return E_PENDING;
if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
{
if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
}
else
{
INT width;
if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
abc->abcB = width;
abc->abcA = abc->abcC = 0;
}
set_cache_glyph_widths(psc, glyph, abc);
}
return S_OK;
}
/***********************************************************************
* ScriptLayout (USP10.@)
*
* Map embedding levels to visual and/or logical order.
*
* PARAMS
* runs [I] Size of level array.
* level [I] Array of embedding levels.
* vistolog [O] Map of embedding levels from visual to logical order.
* logtovis [O] Map of embedding levels from logical to visual order.
*
* RETURNS
* Success: S_OK
* Failure: Non-zero HRESULT value.
*
* BUGS
* This stub works correctly for any sequence of a single
* embedding level but not for sequences of different
* embedding levels, i.e. mixtures of RTL and LTR scripts.
*/
HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
{
int* indexs;
int ich;
TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
if (!level || (!vistolog && !logtovis))
return E_INVALIDARG;
indexs = heap_alloc(sizeof(int) * runs);
if (!indexs)
return E_OUTOFMEMORY;
if (vistolog)
{
for( ich = 0; ich < runs; ich++)
indexs[ich] = ich;
ich = 0;
while (ich < runs)
ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
for (ich = 0; ich < runs; ich++)
vistolog[ich] = indexs[ich];
}
if (logtovis)
{
for( ich = 0; ich < runs; ich++)
indexs[ich] = ich;
ich = 0;
while (ich < runs)
ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
for (ich = 0; ich < runs; ich++)
logtovis[ich] = indexs[ich];
}
heap_free(indexs);
return S_OK;
}
/***********************************************************************
* ScriptStringGetLogicalWidths (USP10.@)
*
* Returns logical widths from a string analysis.
*
* PARAMS
* ssa [I] string analysis.
* piDx [O] logical widths returned.
*
* RETURNS
* Success: S_OK
* Failure: a non-zero HRESULT.
*/
HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
{
int i, j, next = 0;
StringAnalysis *analysis = ssa;
TRACE("%p, %p\n", ssa, piDx);
if (!analysis) return S_FALSE;
if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
for (i = 0; i < analysis->numItems; i++)
{
for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
{
piDx[next] = analysis->glyphs[i].piAdvance[j];
next++;
}
}
return S_OK;
}
/***********************************************************************
* ScriptStringValidate (USP10.@)
*
* Validate a string analysis.
*
* PARAMS
* ssa [I] string analysis.
*
* RETURNS
* Success: S_OK
* Failure: S_FALSE if invalid sequences are found
* or a non-zero HRESULT if it fails.
*/
HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
{
StringAnalysis *analysis = ssa;
TRACE("(%p)\n", ssa);
if (!analysis) return E_INVALIDARG;
return (analysis->invalid) ? S_FALSE : S_OK;
}
/***********************************************************************
* ScriptString_pSize (USP10.@)
*
* Retrieve width and height of an analysed string.
*
* PARAMS
* ssa [I] string analysis.
*
* RETURNS
* Success: Pointer to a SIZE structure.
* Failure: NULL
*/
const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
{
int i, j;
StringAnalysis *analysis = ssa;
TRACE("(%p)\n", ssa);
if (!analysis) return NULL;
if (!(analysis->dwFlags & SSA_GLYPHS)) return NULL;
if (!analysis->sz)
{
if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
analysis->sz->cy = analysis->sc->tm.tmHeight;
analysis->sz->cx = 0;
for (i = 0; i < analysis->numItems; i++)
for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
}
return analysis->sz;
}
/***********************************************************************
* ScriptString_pLogAttr (USP10.@)
*
* Retrieve logical attributes of an analysed string.
*
* PARAMS
* ssa [I] string analysis.
*
* RETURNS
* Success: Pointer to an array of SCRIPT_LOGATTR structures.
* Failure: NULL
*/
const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
{
StringAnalysis *analysis = ssa;
TRACE("(%p)\n", ssa);
if (!analysis) return NULL;
if (!(analysis->dwFlags & SSA_BREAK)) return NULL;
return analysis->logattrs;
}
/***********************************************************************
* ScriptString_pcOutChars (USP10.@)
*
* Retrieve the length of a string after clipping.
*
* PARAMS
* ssa [I] String analysis.
*
* RETURNS
* Success: Pointer to the length.
* Failure: NULL
*/
const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
{
StringAnalysis *analysis = ssa;
TRACE("(%p)\n", ssa);
if (!analysis) return NULL;
return &analysis->clip_len;
}
/***********************************************************************
* ScriptStringGetOrder (USP10.@)
*
* Retrieve a glyph order map.
*
* PARAMS
* ssa [I] String analysis.
* order [I/O] Array of glyph positions.
*
* RETURNS
* Success: S_OK
* Failure: a non-zero HRESULT.
*/
HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
{
int i, j;
unsigned int k;
StringAnalysis *analysis = ssa;
TRACE("(%p)\n", ssa);
if (!analysis) return S_FALSE;
if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
/* FIXME: handle RTL scripts */
for (i = 0, k = 0; i < analysis->numItems; i++)
for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
order[k] = k;
return S_OK;
}
/***********************************************************************
* ScriptGetLogicalWidths (USP10.@)
*
* Convert advance widths to logical widths.
*
* PARAMS
* sa [I] Script analysis.
* nbchars [I] Number of characters.
* nbglyphs [I] Number of glyphs.
* glyph_width [I] Array of glyph widths.
* log_clust [I] Array of logical clusters.
* sva [I] Visual attributes.
* widths [O] Array of logical widths.
*
* RETURNS
* Success: S_OK
* Failure: a non-zero HRESULT.
*/
HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
const int *glyph_width, const WORD *log_clust,
const SCRIPT_VISATTR *sva, int *widths)
{
int i;
TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
/* FIXME */
for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
return S_OK;
}
/***********************************************************************
* ScriptApplyLogicalWidth (USP10.@)
*
* Generate glyph advance widths.
*
* PARAMS
* dx [I] Array of logical advance widths.
* num_chars [I] Number of characters.
* num_glyphs [I] Number of glyphs.
* log_clust [I] Array of logical clusters.
* sva [I] Visual attributes.
* advance [I] Array of glyph advance widths.
* sa [I] Script analysis.
* abc [I/O] Summed ABC widths.
* justify [O] Array of glyph advance widths.
*
* RETURNS
* Success: S_OK
* Failure: a non-zero HRESULT.
*/
HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
const WORD *log_clust, const SCRIPT_VISATTR *sva,
const int *advance, const SCRIPT_ANALYSIS *sa,
ABC *abc, int *justify)
{
int i;
FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
for (i = 0; i < num_chars; i++) justify[i] = advance[i];
return S_OK;
}
HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
int num_glyphs, int dx, int min_kashida, int *justify)
{
int i;
FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];
return S_OK;
}
Reference in New Issue View Git Blame Copy Permalink