MATH Table: Add API to access math contants.
This commit is contained in:
Frédéric Wang
Behdad Esfahbod
parent
4d3892e9b0
commit
319ff59161
@ -112,6 +112,7 @@ HB_OT_headers = \
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hb-ot.h \
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hb-ot-font.h \
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hb-ot-layout.h \
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hb-ot-math.h \
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hb-ot-shape.h \
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hb-ot-tag.h \
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$(NULL)
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@ -29,9 +29,139 @@
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#include "hb-open-type-private.hh"
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#include "hb-ot-layout-common-private.hh"
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#include "hb-ot-math.h"
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namespace OT {
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struct MathValueRecord
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{
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inline hb_position_t get_value (hb_font_t *font, bool horizontal,
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const void *base) const
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{
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return horizontal ?
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font->em_scale_x (value) + (base+deviceTable).get_x_delta (font) :
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font->em_scale_y (value) + (base+deviceTable).get_y_delta (font);
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}
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inline bool sanitize (hb_sanitize_context_t *c, const void *base) const
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{
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TRACE_SANITIZE (this);
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return_trace (c->check_struct (this) && deviceTable.sanitize (c, base));
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}
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protected:
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SHORT value; /* The X or Y value in design units */
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OffsetTo<Device> deviceTable; /* Offset to the device table - from the
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beginning of parent table. May be NULL.
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Suggested format for device table is 1. */
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public:
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DEFINE_SIZE_STATIC (2 * 2);
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};
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struct MathConstants
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{
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inline bool sanitize_math_value_records (hb_sanitize_context_t *c) const
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{
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TRACE_SANITIZE (this);
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unsigned int count =
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HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE -
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HB_OT_MATH_CONSTANT_MATH_LEADING + 1;
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for (unsigned int i = 0; i < count; i++)
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if (!mathValueRecords[i].sanitize (c, this)) return_trace (false);
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return_trace (true);
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}
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inline bool sanitize (hb_sanitize_context_t *c) const
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{
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TRACE_SANITIZE (this);
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return_trace (c->check_struct (this) && sanitize_math_value_records(c));
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}
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inline hb_position_t get_value (hb_font_t *font, hb_ot_math_constant_t constant) const
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{
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switch (constant) {
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case HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT:
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case HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT:
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return font->em_scale_y (minHeight[constant - HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT]);
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case HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE:
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case HB_OT_MATH_CONSTANT_RADICAL_KERN_BEFORE_DEGREE:
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case HB_OT_MATH_CONSTANT_SKEWED_FRACTION_HORIZONTAL_GAP:
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case HB_OT_MATH_CONSTANT_SPACE_AFTER_SCRIPT:
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return mathValueRecords[constant - HB_OT_MATH_CONSTANT_MATH_LEADING].get_value(font, true, this);
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case HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT:
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case HB_OT_MATH_CONSTANT_AXIS_HEIGHT:
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case HB_OT_MATH_CONSTANT_FLATTENED_ACCENT_BASE_HEIGHT:
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case HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_GAP_MIN:
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case HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_FRACTION_DENOM_DISPLAY_STYLE_GAP_MIN:
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case HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_GAP_MIN:
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case HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_FRACTION_NUM_DISPLAY_STYLE_GAP_MIN:
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case HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS:
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case HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN:
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case HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN:
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case HB_OT_MATH_CONSTANT_MATH_LEADING:
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case HB_OT_MATH_CONSTANT_OVERBAR_EXTRA_ASCENDER:
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case HB_OT_MATH_CONSTANT_OVERBAR_RULE_THICKNESS:
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case HB_OT_MATH_CONSTANT_OVERBAR_VERTICAL_GAP:
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case HB_OT_MATH_CONSTANT_RADICAL_DISPLAY_STYLE_VERTICAL_GAP:
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case HB_OT_MATH_CONSTANT_RADICAL_EXTRA_ASCENDER:
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case HB_OT_MATH_CONSTANT_RADICAL_RULE_THICKNESS:
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case HB_OT_MATH_CONSTANT_RADICAL_VERTICAL_GAP:
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case HB_OT_MATH_CONSTANT_SKEWED_FRACTION_VERTICAL_GAP:
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case HB_OT_MATH_CONSTANT_STACK_BOTTOM_DISPLAY_STYLE_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_STACK_BOTTOM_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_STACK_DISPLAY_STYLE_GAP_MIN:
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case HB_OT_MATH_CONSTANT_STACK_GAP_MIN:
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case HB_OT_MATH_CONSTANT_STACK_TOP_DISPLAY_STYLE_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_STRETCH_STACK_BOTTOM_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_ABOVE_MIN:
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case HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_BELOW_MIN:
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case HB_OT_MATH_CONSTANT_STRETCH_STACK_TOP_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN:
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case HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN:
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case HB_OT_MATH_CONSTANT_SUBSCRIPT_TOP_MAX:
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case HB_OT_MATH_CONSTANT_SUB_SUPERSCRIPT_GAP_MIN:
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case HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX:
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case HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MAX_WITH_SUBSCRIPT:
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case HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MIN:
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case HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP:
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case HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED:
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case HB_OT_MATH_CONSTANT_UNDERBAR_EXTRA_DESCENDER:
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case HB_OT_MATH_CONSTANT_UNDERBAR_RULE_THICKNESS:
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case HB_OT_MATH_CONSTANT_UNDERBAR_VERTICAL_GAP:
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case HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN:
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case HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN:
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return mathValueRecords[constant - HB_OT_MATH_CONSTANT_MATH_LEADING].get_value(font, false, this);
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case HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN:
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case HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN:
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return percentScaleDown[constant - HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN];
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case HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT:
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return radicalDegreeBottomRaisePercent;
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}
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}
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protected:
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SHORT percentScaleDown[HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN - HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN + 1];
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USHORT minHeight[HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT - HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT + 1];
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MathValueRecord mathValueRecords[HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE - HB_OT_MATH_CONSTANT_MATH_LEADING + 1];
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SHORT radicalDegreeBottomRaisePercent;
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public:
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DEFINE_SIZE_STATIC (2 * (HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT - HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN + 1) +
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4 * (HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE - HB_OT_MATH_CONSTANT_MATH_LEADING + 1) +
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2);
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};
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/*
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* MATH -- The MATH Table
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*/
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@ -44,14 +174,22 @@ struct MATH
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{
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TRACE_SANITIZE (this);
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return_trace (version.sanitize (c) &&
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likely (version.major == 1));
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likely (version.major == 1) &&
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mathConstants.sanitize (c, this));
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}
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inline bool has_math_constants (void) const { return mathConstants != 0; }
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inline const MathConstants &get_math_constants (void) const {
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return this+mathConstants;
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}
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protected:
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FixedVersion<>version; /* Version of the MATH table
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* initially set to 0x00010000u */
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FixedVersion<>version; /* Version of the MATH table
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* initially set to 0x00010000u */
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OffsetTo<MathConstants> mathConstants; /* MathConstants table */
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public:
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DEFINE_SIZE_STATIC (4);
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DEFINE_SIZE_STATIC (6);
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};
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} /* mathspace OT */
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@ -1244,3 +1244,28 @@ hb_ot_layout_has_math_data (hb_face_t *face)
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{
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return &_get_math (face) != &OT::Null(OT::MATH);
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}
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/**
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* hb_ot_layout_get_math_constant:
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*
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* @font: #hb_font_t from which to retrieve the value
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* @constant: #hb_ot_math_constant_t the constant to retrieve
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*
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* This function returns the requested math constants as a #hb_position_t.
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* If the request constant is HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN,
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* HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN or
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* HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN then the return value is
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* actually an integer between 0 and 100 representing that percentage.
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*
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* Return value: the requested constant or 0
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*
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* Since: ????
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**/
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hb_position_t
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hb_ot_layout_get_math_constant (hb_font_t *font,
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hb_ot_math_constant_t constant)
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{
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const OT::MATH &math = _get_math (font->face);
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return math.has_math_constants() ?
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math.get_math_constants().get_value(font, constant) : 0;
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}
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@ -33,6 +33,7 @@
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#include "hb.h"
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#include "hb-ot-math.h"
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#include "hb-ot-tag.h"
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HB_BEGIN_DECLS
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@ -305,6 +306,10 @@ hb_ot_layout_get_size_params (hb_face_t *face,
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HB_EXTERN hb_bool_t
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hb_ot_layout_has_math_data (hb_face_t *face);
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HB_EXTERN hb_position_t
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hb_ot_layout_get_math_constant (hb_font_t *font,
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hb_ot_math_constant_t constant);
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HB_END_DECLS
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100
src/hb-ot-math.h
Normal file
100
src/hb-ot-math.h
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@ -0,0 +1,100 @@
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/*
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* Copyright © 2016 Igalia S.L.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Igalia Author(s): Frédéric Wang
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*/
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#ifndef HB_OT_H_IN
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#error "Include <hb-ot.h> instead."
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#endif
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#ifndef HB_OT_MATH_H
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#define HB_OT_MATH_H
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#include "hb.h"
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HB_BEGIN_DECLS
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typedef enum {
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HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN = 0,
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HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN = 1,
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HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT = 2,
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HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT = 3,
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HB_OT_MATH_CONSTANT_MATH_LEADING = 4,
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HB_OT_MATH_CONSTANT_AXIS_HEIGHT = 5,
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HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT = 6,
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HB_OT_MATH_CONSTANT_FLATTENED_ACCENT_BASE_HEIGHT = 7,
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HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN = 8,
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HB_OT_MATH_CONSTANT_SUBSCRIPT_TOP_MAX = 9,
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HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN = 10,
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HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP = 11,
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HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED = 12,
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HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MIN = 13,
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HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX = 14,
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HB_OT_MATH_CONSTANT_SUB_SUPERSCRIPT_GAP_MIN = 15,
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HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MAX_WITH_SUBSCRIPT = 16,
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HB_OT_MATH_CONSTANT_SPACE_AFTER_SCRIPT = 17,
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HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN = 18,
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HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN = 19,
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HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN = 20,
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HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN = 21,
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HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP = 22,
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HB_OT_MATH_CONSTANT_STACK_TOP_DISPLAY_STYLE_SHIFT_UP = 23,
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HB_OT_MATH_CONSTANT_STACK_BOTTOM_SHIFT_DOWN = 24,
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HB_OT_MATH_CONSTANT_STACK_BOTTOM_DISPLAY_STYLE_SHIFT_DOWN = 25,
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HB_OT_MATH_CONSTANT_STACK_GAP_MIN = 26,
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HB_OT_MATH_CONSTANT_STACK_DISPLAY_STYLE_GAP_MIN = 27,
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HB_OT_MATH_CONSTANT_STRETCH_STACK_TOP_SHIFT_UP = 28,
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HB_OT_MATH_CONSTANT_STRETCH_STACK_BOTTOM_SHIFT_DOWN = 29,
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HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_ABOVE_MIN = 30,
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HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_BELOW_MIN = 31,
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HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP = 32,
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HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP = 33,
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HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN = 34,
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HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN = 35,
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HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_GAP_MIN = 36,
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HB_OT_MATH_CONSTANT_FRACTION_NUM_DISPLAY_STYLE_GAP_MIN = 37,
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HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS = 38,
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HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_GAP_MIN = 39,
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HB_OT_MATH_CONSTANT_FRACTION_DENOM_DISPLAY_STYLE_GAP_MIN = 40,
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HB_OT_MATH_CONSTANT_SKEWED_FRACTION_HORIZONTAL_GAP = 41,
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HB_OT_MATH_CONSTANT_SKEWED_FRACTION_VERTICAL_GAP = 42,
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HB_OT_MATH_CONSTANT_OVERBAR_VERTICAL_GAP = 43,
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HB_OT_MATH_CONSTANT_OVERBAR_RULE_THICKNESS = 44,
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HB_OT_MATH_CONSTANT_OVERBAR_EXTRA_ASCENDER = 45,
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HB_OT_MATH_CONSTANT_UNDERBAR_VERTICAL_GAP = 46,
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HB_OT_MATH_CONSTANT_UNDERBAR_RULE_THICKNESS = 47,
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HB_OT_MATH_CONSTANT_UNDERBAR_EXTRA_DESCENDER = 48,
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HB_OT_MATH_CONSTANT_RADICAL_VERTICAL_GAP = 49,
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HB_OT_MATH_CONSTANT_RADICAL_DISPLAY_STYLE_VERTICAL_GAP = 50,
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HB_OT_MATH_CONSTANT_RADICAL_RULE_THICKNESS = 51,
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HB_OT_MATH_CONSTANT_RADICAL_EXTRA_ASCENDER = 52,
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HB_OT_MATH_CONSTANT_RADICAL_KERN_BEFORE_DEGREE = 53,
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HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE = 54,
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HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT = 55
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} hb_ot_math_constant_t;
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HB_END_DECLS
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#endif /* HB_OT_MATH_H */
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BIN
test/api/fonts/MathTestFontFull.otf
Normal file
BIN
test/api/fonts/MathTestFontFull.otf
Normal file
Binary file not shown.
@ -89,12 +89,84 @@ test_has_math_data (void)
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cleanupFreeType();
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}
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static void
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test_get_math_constant (void)
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{
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initFreeType();
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openFont("fonts/MathTestFontEmpty.otf");
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g_assert_cmpint(hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT), ==, 0); // MathConstants not available
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closeFont();
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openFont("fonts/MathTestFontFull.otf");
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT)), ==, 100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT)), ==, 200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_MATH_LEADING)), ==, 300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_AXIS_HEIGHT)), ==, 400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT)), ==, 500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FLATTENED_ACCENT_BASE_HEIGHT)), ==, 600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN)), ==, 700);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_TOP_MAX)), ==, 800);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN)), ==, 900);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP)), ==, 1100);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED)), ==, 1200);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MIN)), ==, 1300);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX)), ==, 1400);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUB_SUPERSCRIPT_GAP_MIN)), ==, 1500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MAX_WITH_SUBSCRIPT)), ==, 1600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SPACE_AFTER_SCRIPT)), ==, 1700);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN)), ==, 1800);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN)), ==, 1900);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN)), ==, 2200);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN)), ==, 2300);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP)), ==, 2400);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_TOP_DISPLAY_STYLE_SHIFT_UP)), ==, 2500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_BOTTOM_SHIFT_DOWN)), ==, 2600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_BOTTOM_DISPLAY_STYLE_SHIFT_DOWN)), ==, 2700);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_GAP_MIN)), ==, 2800);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_DISPLAY_STYLE_GAP_MIN)), ==, 2900);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_TOP_SHIFT_UP)), ==, 3000);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_BOTTOM_SHIFT_DOWN)), ==, 3100);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_ABOVE_MIN)), ==, 3200);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_BELOW_MIN)), ==, 3300);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP)), ==, 3400);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP)), ==, 3500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN)), ==, 3600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN)), ==, 3700);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_GAP_MIN)), ==, 3800);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUM_DISPLAY_STYLE_GAP_MIN)), ==, 3900);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS)), ==, 4000);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_GAP_MIN)), ==, 4100);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOM_DISPLAY_STYLE_GAP_MIN)), ==, 4200);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SKEWED_FRACTION_HORIZONTAL_GAP)), ==, 4300);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SKEWED_FRACTION_VERTICAL_GAP)), ==, 4400);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_VERTICAL_GAP)), ==, 4500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_RULE_THICKNESS)), ==, 4600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_EXTRA_ASCENDER)), ==, 4700);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_VERTICAL_GAP)), ==, 4800);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_RULE_THICKNESS)), ==, 4900);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_EXTRA_DESCENDER)), ==, 5000);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_VERTICAL_GAP)), ==, 5100);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_DISPLAY_STYLE_VERTICAL_GAP)), ==, 5200);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_RULE_THICKNESS)), ==, 5300);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_EXTRA_ASCENDER)), ==, 5400);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_KERN_BEFORE_DEGREE)), ==, 5500);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE)), ==, 5600);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN)), ==, 87);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN)), ==, 76);
|
||||
g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT)), ==, 65);
|
||||
closeFont();
|
||||
|
||||
cleanupFreeType();
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
hb_test_init (&argc, &argv);
|
||||
|
||||
hb_test_add (test_has_math_data);
|
||||
hb_test_add (test_get_math_constant);
|
||||
|
||||
return hb_test_run();
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user