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@ -25,7 +25,6 @@ |
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#include "hb.hh" |
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#ifndef HB_NO_STYLE |
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#ifdef HB_EXPERIMENTAL_API |
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#include "hb-ot-var-avar-table.hh" |
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#include "hb-ot-var-fvar-table.hh" |
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@ -35,42 +34,6 @@ |
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#include "hb-ot-post-table.hh" |
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#include "hb-ot-face.hh" |
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/**
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* hb_style_tag_t: |
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* @HB_STYLE_TAG_ITALIC: Used to vary between non-italic and italic. |
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* A value of 0 can be interpreted as "Roman" (non-italic); a value of 1 can |
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* be interpreted as (fully) italic. |
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* @HB_STYLE_TAG_OPTICAL_SIZE: Used to vary design to suit different text sizes. |
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* Non-zero. Values can be interpreted as text size, in points. |
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* @HB_STYLE_TAG_SLANT_ANGLE: Used to vary between upright and slanted text. Values |
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* must be greater than -90 and less than +90. Values can be interpreted as |
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* the angle, in counter-clockwise degrees, of oblique slant from whatever the |
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* designer considers to be upright for that font design. |
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* @HB_STYLE_TAG_WIDTH: Used to vary width of text from narrower to wider. |
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* Non-zero. Values can be interpreted as a percentage of whatever the font |
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* designer considers “normal width” for that font design. |
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* @HB_STYLE_TAG_WEIGHT: Used to vary stroke thicknesses or other design details |
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* to give variation from lighter to blacker. Values can be interpreted in direct |
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* comparison to values for usWeightClass in the OS/2 table, |
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* or the CSS font-weight property. |
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* |
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* Defined by https://docs.microsoft.com/en-us/typography/opentype/spec/dvaraxisreg
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* |
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* Since: EXPERIMENTAL |
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**/ |
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typedef enum
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{ |
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HB_STYLE_TAG_ITALIC = HB_TAG ('i','t','a','l'), |
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HB_STYLE_TAG_OPTICAL_SIZE = HB_TAG ('o','p','s','z'), |
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HB_STYLE_TAG_SLANT_ANGLE = HB_TAG ('s','l','n','t'), |
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HB_STYLE_TAG_SLANT_RATIO = HB_TAG ('s','l','n','T'), |
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HB_STYLE_TAG_WIDTH = HB_TAG ('w','d','t','h'), |
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HB_STYLE_TAG_WEIGHT = HB_TAG ('w','g','h','t'), |
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/*< private >*/ |
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_HB_STYLE_TAG_MAX_VALUE = HB_TAG_MAX_SIGNED /*< skip >*/ |
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} hb_style_tag_t; |
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static inline float |
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_hb_angle_to_ratio (float a) |
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{ |
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@ -95,7 +58,7 @@ _hb_ratio_to_angle (float r) |
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* |
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* Returns: Corresponding axis or default value to a style tag. |
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* |
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* Since: EXPERIMENTAL |
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* Since: REPLACEME |
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**/ |
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float |
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hb_style_get_value (hb_font_t *font, hb_tag_t tag) |
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@ -153,4 +116,3 @@ hb_style_get_value (hb_font_t *font, hb_tag_t tag) |
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} |
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#endif |
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#endif |
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