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/* == Start of generated functions == */
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/*
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* The following functions are generated by running:
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*
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* ./gen-vowel-constraints.py use Scripts.txt
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*
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* on files with these headers:
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*
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* # Copied from https://docs.microsoft.com/en-us/typography/script-development/use
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* # On October 23, 2018; with documentd dated 02/07/2018.
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*
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|
* # Scripts-12.0.0.txt
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* # Date: 2019-01-28, 22:16:47 GMT
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*/
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#include "hb-ot-shape-complex-vowel-constraints.hh"
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static void
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|
_output_dotted_circle (hb_buffer_t *buffer)
|
|
|
|
{
|
|
|
|
hb_glyph_info_t &dottedcircle = buffer->output_glyph (0x25CCu);
|
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|
|
_hb_glyph_info_reset_continuation (&dottedcircle);
|
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|
|
}
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|
|
|
|
static void
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|
|
|
_output_with_dotted_circle (hb_buffer_t *buffer)
|
|
|
|
{
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|
|
|
_output_dotted_circle (buffer);
|
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|
|
buffer->next_glyph ();
|
|
|
|
}
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|
|
void
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|
_hb_preprocess_text_vowel_constraints (const hb_ot_shape_plan_t *plan HB_UNUSED,
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|
|
hb_buffer_t *buffer,
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|
|
hb_font_t *font HB_UNUSED)
|
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|
|
{
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|
if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
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|
return;
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|
/* UGLY UGLY UGLY business of adding dotted-circle in the middle of
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|
* vowel-sequences that look like another vowel. Data for each script
|
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|
* collected from the USE script development spec.
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*
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|
* https://github.com/harfbuzz/harfbuzz/issues/1019
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|
*/
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|
|
bool processed = false;
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|
|
buffer->clear_output ();
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|
|
unsigned int count = buffer->len;
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|
|
switch ((unsigned) buffer->props.script)
|
|
|
|
{
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|
|
|
case HB_SCRIPT_DEVANAGARI:
|
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|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0905u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x093Au: case 0x093Bu: case 0x093Eu: case 0x0945u:
|
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|
|
case 0x0946u: case 0x0949u: case 0x094Au: case 0x094Bu:
|
|
|
|
case 0x094Cu: case 0x094Fu: case 0x0956u: case 0x0957u:
|
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|
|
matched = true;
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|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
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|
|
case 0x0906u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
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|
case 0x093Au: case 0x0945u: case 0x0946u: case 0x0947u:
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|
|
case 0x0948u:
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|
matched = true;
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|
|
break;
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|
}
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|
|
break;
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|
case 0x0909u:
|
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|
|
matched = 0x0941u == buffer->cur (1).codepoint;
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|
break;
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|
case 0x090Fu:
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|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
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|
case 0x0945u: case 0x0946u: case 0x0947u:
|
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|
|
matched = true;
|
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|
|
break;
|
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|
|
}
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|
|
break;
|
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|
|
case 0x0930u:
|
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|
|
if (0x094Du == buffer->cur (1).codepoint &&
|
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|
|
buffer->idx + 2 < count &&
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|
|
0x0907u == buffer->cur (2).codepoint)
|
|
|
|
{
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|
|
|
buffer->next_glyph ();
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|
|
buffer->next_glyph ();
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|
|
_output_dotted_circle (buffer);
|
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|
|
}
|
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|
|
break;
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|
|
}
|
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|
|
buffer->next_glyph ();
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|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
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|
|
break;
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|
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|
case HB_SCRIPT_BENGALI:
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|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
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|
|
bool matched = false;
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|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0985u:
|
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|
|
matched = 0x09BEu == buffer->cur (1).codepoint;
|
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|
|
break;
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|
|
case 0x098Bu:
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|
|
matched = 0x09C3u == buffer->cur (1).codepoint;
|
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|
|
break;
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|
case 0x098Cu:
|
|
|
|
matched = 0x09E2u == buffer->cur (1).codepoint;
|
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|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
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|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_GURMUKHI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0A05u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0A3Eu: case 0x0A48u: case 0x0A4Cu:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x0A72u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0A3Fu: case 0x0A40u: case 0x0A47u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x0A73u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0A41u: case 0x0A42u: case 0x0A4Bu:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_GUJARATI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0A85u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0ABEu: case 0x0AC5u: case 0x0AC7u: case 0x0AC8u:
|
|
|
|
case 0x0AC9u: case 0x0ACBu: case 0x0ACCu:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x0AC5u:
|
|
|
|
matched = 0x0ABEu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_ORIYA:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0B05u:
|
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|
|
matched = 0x0B3Eu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0B0Fu: case 0x0B13u:
|
|
|
|
matched = 0x0B57u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_TELUGU:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0C12u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0C4Cu: case 0x0C55u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x0C3Fu: case 0x0C46u: case 0x0C4Au:
|
|
|
|
matched = 0x0C55u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_KANNADA:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0C89u: case 0x0C8Bu:
|
|
|
|
matched = 0x0CBEu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0C92u:
|
|
|
|
matched = 0x0CCCu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_MALAYALAM:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0D07u: case 0x0D09u:
|
|
|
|
matched = 0x0D57u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0D0Eu:
|
|
|
|
matched = 0x0D46u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0D12u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0D3Eu: case 0x0D57u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_SINHALA:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x0D85u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0DCFu: case 0x0DD0u: case 0x0DD1u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x0D8Bu: case 0x0D8Fu: case 0x0D94u:
|
|
|
|
matched = 0x0DDFu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0D8Du:
|
|
|
|
matched = 0x0DD8u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x0D91u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x0DCAu: case 0x0DD9u: case 0x0DDAu: case 0x0DDCu:
|
|
|
|
case 0x0DDDu:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_BRAHMI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x11005u:
|
|
|
|
matched = 0x11038u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x1100Bu:
|
|
|
|
matched = 0x1103Eu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x1100Fu:
|
|
|
|
matched = 0x11042u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_KHUDAWADI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x112B0u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x112E0u: case 0x112E5u: case 0x112E6u: case 0x112E7u:
|
|
|
|
case 0x112E8u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_TIRHUTA:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x11481u:
|
|
|
|
matched = 0x114B0u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x1148Bu: case 0x1148Du:
|
|
|
|
matched = 0x114BAu == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
case 0x114AAu:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x114B5u: case 0x114B6u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_MODI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x11600u: case 0x11601u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x11639u: case 0x1163Au:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case HB_SCRIPT_TAKRI:
|
|
|
|
for (buffer->idx = 0; buffer->idx + 1 < count && buffer->successful;)
|
|
|
|
{
|
|
|
|
bool matched = false;
|
|
|
|
switch (buffer->cur ().codepoint)
|
|
|
|
{
|
|
|
|
case 0x11680u:
|
|
|
|
switch (buffer->cur (1).codepoint)
|
|
|
|
{
|
|
|
|
case 0x116ADu: case 0x116B4u: case 0x116B5u:
|
|
|
|
matched = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x11686u:
|
|
|
|
matched = 0x116B2u == buffer->cur (1).codepoint;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
buffer->next_glyph ();
|
|
|
|
if (matched) _output_with_dotted_circle (buffer);
|
|
|
|
}
|
|
|
|
processed = true;
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (processed)
|
|
|
|
{
|
|
|
|
if (buffer->idx < count)
|
|
|
|
buffer->next_glyph ();
|
|
|
|
buffer->swap_buffers ();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* == End of generated functions == */
|