diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-ot-math.h')
| -rw-r--r-- | thirdparty/harfbuzz/src/hb-ot-math.h | 85 |
1 files changed, 81 insertions, 4 deletions
diff --git a/thirdparty/harfbuzz/src/hb-ot-math.h b/thirdparty/harfbuzz/src/hb-ot-math.h index ad864a762d..d3ffa19d85 100644 --- a/thirdparty/harfbuzz/src/hb-ot-math.h +++ b/thirdparty/harfbuzz/src/hb-ot-math.h @@ -24,7 +24,7 @@ * Igalia Author(s): Frédéric Wang */ -#ifndef HB_OT_H_IN +#if !defined(HB_OT_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR) #error "Include <hb-ot.h> instead." #endif @@ -40,18 +40,89 @@ HB_BEGIN_DECLS * MATH */ +/** + * HB_OT_TAG_MATH: + * + * OpenType [Mathematical Typesetting Table](https://docs.microsoft.com/en-us/typography/opentype/spec/math). + * + * Since: 1.3.3 + */ #define HB_OT_TAG_MATH HB_TAG('M','A','T','H') -/* Use with hb_buffer_set_script() for math shaping. */ +/** + * HB_OT_MATH_SCRIPT: + * + * OpenType script tag for math shaping, for use with + * Use with hb_buffer_set_script(). + * + * Since: 1.3.3 + */ #define HB_OT_MATH_SCRIPT HB_TAG('m','a','t','h') /* Types */ /** * hb_ot_math_constant_t: + * @HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN: scriptPercentScaleDown + * @HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN: scriptScriptPercentScaleDown + * @HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT: delimitedSubFormulaMinHeight + * @HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT: displayOperatorMinHeight + * @HB_OT_MATH_CONSTANT_MATH_LEADING: mathLeading + * @HB_OT_MATH_CONSTANT_AXIS_HEIGHT: axisHeight + * @HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT: accentBaseHeight + * @HB_OT_MATH_CONSTANT_FLATTENED_ACCENT_BASE_HEIGHT: flattenedAccentBaseHeight + * @HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN: subscriptShiftDown + * @HB_OT_MATH_CONSTANT_SUBSCRIPT_TOP_MAX: subscriptTopMax + * @HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN: subscriptBaselineDropMin + * @HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP: superscriptShiftUp + * @HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED: superscriptShiftUpCramped + * @HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MIN: superscriptBottomMin + * @HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX: superscriptBaselineDropMax + * @HB_OT_MATH_CONSTANT_SUB_SUPERSCRIPT_GAP_MIN: subSuperscriptGapMin + * @HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MAX_WITH_SUBSCRIPT: superscriptBottomMaxWithSubscript + * @HB_OT_MATH_CONSTANT_SPACE_AFTER_SCRIPT: spaceAfterScript + * @HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN: upperLimitGapMin + * @HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN: upperLimitBaselineRiseMin + * @HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN: lowerLimitGapMin + * @HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN: lowerLimitBaselineDropMin + * @HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP: stackTopShiftUp + * @HB_OT_MATH_CONSTANT_STACK_TOP_DISPLAY_STYLE_SHIFT_UP: stackTopDisplayStyleShiftUp + * @HB_OT_MATH_CONSTANT_STACK_BOTTOM_SHIFT_DOWN: stackBottomShiftDown + * @HB_OT_MATH_CONSTANT_STACK_BOTTOM_DISPLAY_STYLE_SHIFT_DOWN: stackBottomDisplayStyleShiftDown + * @HB_OT_MATH_CONSTANT_STACK_GAP_MIN: stackGapMin + * @HB_OT_MATH_CONSTANT_STACK_DISPLAY_STYLE_GAP_MIN: stackDisplayStyleGapMin + * @HB_OT_MATH_CONSTANT_STRETCH_STACK_TOP_SHIFT_UP: stretchStackTopShiftUp + * @HB_OT_MATH_CONSTANT_STRETCH_STACK_BOTTOM_SHIFT_DOWN: stretchStackBottomShiftDown + * @HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_ABOVE_MIN: stretchStackGapAboveMin + * @HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_BELOW_MIN: stretchStackGapBelowMin + * @HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP: fractionNumeratorShiftUp + * @HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP: fractionNumeratorDisplayStyleShiftUp + * @HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN: fractionDenominatorShiftDown + * @HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN: fractionDenominatorDisplayStyleShiftDown + * @HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_GAP_MIN: fractionNumeratorGapMin + * @HB_OT_MATH_CONSTANT_FRACTION_NUM_DISPLAY_STYLE_GAP_MIN: fractionNumDisplayStyleGapMin + * @HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS: fractionRuleThickness + * @HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_GAP_MIN: fractionDenominatorGapMin + * @HB_OT_MATH_CONSTANT_FRACTION_DENOM_DISPLAY_STYLE_GAP_MIN: fractionDenomDisplayStyleGapMin + * @HB_OT_MATH_CONSTANT_SKEWED_FRACTION_HORIZONTAL_GAP: skewedFractionHorizontalGap + * @HB_OT_MATH_CONSTANT_SKEWED_FRACTION_VERTICAL_GAP: skewedFractionVerticalGap + * @HB_OT_MATH_CONSTANT_OVERBAR_VERTICAL_GAP: overbarVerticalGap + * @HB_OT_MATH_CONSTANT_OVERBAR_RULE_THICKNESS: overbarRuleThickness + * @HB_OT_MATH_CONSTANT_OVERBAR_EXTRA_ASCENDER: overbarExtraAscender + * @HB_OT_MATH_CONSTANT_UNDERBAR_VERTICAL_GAP: underbarVerticalGap + * @HB_OT_MATH_CONSTANT_UNDERBAR_RULE_THICKNESS: underbarRuleThickness + * @HB_OT_MATH_CONSTANT_UNDERBAR_EXTRA_DESCENDER: underbarExtraDescender + * @HB_OT_MATH_CONSTANT_RADICAL_VERTICAL_GAP: radicalVerticalGap + * @HB_OT_MATH_CONSTANT_RADICAL_DISPLAY_STYLE_VERTICAL_GAP: radicalDisplayStyleVerticalGap + * @HB_OT_MATH_CONSTANT_RADICAL_RULE_THICKNESS: radicalRuleThickness + * @HB_OT_MATH_CONSTANT_RADICAL_EXTRA_ASCENDER: radicalExtraAscender + * @HB_OT_MATH_CONSTANT_RADICAL_KERN_BEFORE_DEGREE: radicalKernBeforeDegree + * @HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE: radicalKernAfterDegree + * @HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT: radicalDegreeBottomRaisePercent * - * The 'MATH' table constants specified at - * https://docs.microsoft.com/en-us/typography/opentype/spec/math + * The 'MATH' table constants, refer to + * [OpenType documentation](https://docs.microsoft.com/en-us/typography/opentype/spec/math#mathconstants-table) + * For more explanations. * * Since: 1.3.3 */ @@ -116,6 +187,10 @@ typedef enum { /** * hb_ot_math_kern_t: + * @HB_OT_MATH_KERN_TOP_RIGHT: The top right corner of the glyph. + * @HB_OT_MATH_KERN_TOP_LEFT: The top left corner of the glyph. + * @HB_OT_MATH_KERN_BOTTOM_RIGHT: The bottom right corner of the glyph. + * @HB_OT_MATH_KERN_BOTTOM_LEFT: The bottom left corner of the glyph. * * The math kerning-table types defined for the four corners * of a glyph. @@ -145,6 +220,8 @@ typedef struct hb_ot_math_glyph_variant_t { /** * hb_ot_math_glyph_part_flags_t: + * @HB_OT_MATH_GLYPH_PART_FLAG_EXTENDER: This is an extender glyph part that + * can be repeated to reach the desired length. * * Flags for math glyph parts. * |