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macfont.m: Fix values for font widths and weights on macOS

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* src/macfont.m (mac_font_get_glyphs_for_variants)
(macfont_variation_glyphs): Fix width values.  (Bug#64013)
This commit is contained in:
Stanislav Yaglo 2023-06-12 11:56:37 +01:00 • committed by Eli Zaretskii
parent 169c704d74
commit ff63da26b6
1 changed files with 68 additions and 28 deletions
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96
src/macfont.m
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@ -855,21 +855,42 @@ static void mac_font_get_glyphs_for_variants (CFDataRef, UTF32Char,
struct {
enum font_property_index index;
CFStringRef trait;
CGPoint points[6];
CGFloat (*adjust_func) (CTFontDescriptorRef, CGFloat);
} numeric_traits[] =
{{FONT_WEIGHT_INDEX, kCTFontWeightTrait,
{{-0.4, 50}, /* light */
{-0.24, 87.5}, /* (semi-light + normal) / 2 */
{0, 80}, /* normal */
{0.24, 140}, /* (semi-bold + normal) / 2 */
{0.4, 200}, /* bold */
{CGFLOAT_MAX, CGFLOAT_MAX}},
mac_font_descriptor_get_adjusted_weight},
{FONT_SLANT_INDEX, kCTFontSlantTrait,
{{0, 100}, {0.1, 200}, {CGFLOAT_MAX, CGFLOAT_MAX}}, NULL},
{FONT_WIDTH_INDEX, kCTFontWidthTrait,
{{0, 100}, {1, 200}, {CGFLOAT_MAX, CGFLOAT_MAX}}, NULL}};
CGPoint points[12];
CGFloat (*adjust_func) (CTFontDescriptorRef, CGFloat);
} numeric_traits[] = {
{ FONT_WEIGHT_INDEX,
kCTFontWeightTrait,
{ { -0.6, 0 }, /* thin */
{ -0.4, 40 }, /* ultra-light, ultralight, extra-light, extralight */
{ -0.23, 50 }, /* light */
{ -0.115, 55 }, /* semi-light, semilight, demilight */
{ 0, 80 }, /* regular, normal, unspecified, book */
{ 0.2, 100 }, /* medium */
{ 0.3, 180 }, /* semi-bold, semibold, demibold, demi-bold, demi */
{ 0.4, 200 }, /* bold */
{ 0.6, 205 }, /* extra-bold, extrabold, ultra-bold, ultrabold */
{ 0.8, 210 }, /* black, heavy */
{ 1, 250 }, /* ultra-heavy, ultraheavy */
{ CGFLOAT_MAX, CGFLOAT_MAX } },
mac_font_descriptor_get_adjusted_weight },
{ FONT_SLANT_INDEX,
kCTFontSlantTrait,
{ { 0, 100 }, { 0.1, 200 }, { CGFLOAT_MAX, CGFLOAT_MAX } },
NULL },
{ FONT_WIDTH_INDEX,
kCTFontWidthTrait,
{ { -0.4, 50 }, /* ultra-condensed, ultracondensed */
{ -0.3, 63 }, /* extra-condensed, extracondensed */
{ -0.2, 75 }, /* condensed, compressed, narrow */
{ -0.1, 87 }, /* semi-condensed, semicondensed, demicondensed */
{ 0, 100 }, /* normal, medium, regular, unspecified */
{ 0.1, 113 }, /* semi-expanded, semiexpanded, demiexpanded */
{ 0.2, 125 }, /* expanded */
{ 0.3, 150 }, /* extra-expanded, extraexpanded */
{ 0.4, 200 }, /* ultra-expanded, ultraexpanded, wide */
{ CGFLOAT_MAX, CGFLOAT_MAX } },
NULL }
};
int i;
for (i = 0; i < ARRAYELTS (numeric_traits); i++)
@ -1941,19 +1962,38 @@ static int macfont_variation_glyphs (struct font *, int c,
struct {
enum font_property_index index;
CFStringRef trait;
CGPoint points[6];
} numeric_traits[] =
{{FONT_WEIGHT_INDEX, kCTFontWeightTrait,
{{-0.4, 50}, /* light */
{-0.24, 87.5}, /* (semi-light + normal) / 2 */
{0, 100}, /* normal */
{0.24, 140}, /* (semi-bold + normal) / 2 */
{0.4, 200}, /* bold */
{CGFLOAT_MAX, CGFLOAT_MAX}}},
{FONT_SLANT_INDEX, kCTFontSlantTrait,
{{0, 100}, {0.1, 200}, {CGFLOAT_MAX, CGFLOAT_MAX}}},
{FONT_WIDTH_INDEX, kCTFontWidthTrait,
{{0, 100}, {1, 200}, {CGFLOAT_MAX, CGFLOAT_MAX}}}};
CGPoint points[12];
} numeric_traits[] = {
{ FONT_WEIGHT_INDEX,
kCTFontWeightTrait,
{ { -0.6, 0 }, /* thin */
{ -0.4, 40 }, /* ultra-light, ultralight, extra-light, extralight */
{ -0.23, 50 }, /* light */
{ -0.115, 55 }, /* semi-light, semilight, demilight */
{ 0, 80 }, /* regular, normal, unspecified, book */
{ 0.2, 100 }, /* medium */
{ 0.3, 180 }, /* semi-bold, semibold, demibold, demi-bold, demi */
{ 0.4, 200 }, /* bold */
{ 0.6, 205 }, /* extra-bold, extrabold, ultra-bold, ultrabold */
{ 0.8, 210 }, /* black, heavy */
{ 1, 250 }, /* ultra-heavy, ultraheavy */
{ CGFLOAT_MAX, CGFLOAT_MAX } } },
{ FONT_SLANT_INDEX,
kCTFontSlantTrait,
{ { 0, 100 }, { 0.1, 200 }, { CGFLOAT_MAX, CGFLOAT_MAX } } },
{ FONT_WIDTH_INDEX,
kCTFontWidthTrait,
{ { -0.4, 50 }, /* ultra-condensed, ultracondensed */
{ -0.3, 63 }, /* extra-condensed, extracondensed */
{ -0.2, 75 }, /* condensed, compressed, narrow */
{ -0.1, 87 }, /* semi-condensed, semicondensed, demicondensed */
{ 0, 100 }, /* normal, medium, regular, unspecified */
{ 0.1, 113 }, /* semi-expanded, semiexpanded, demiexpanded */
{ 0.2, 125 }, /* expanded */
{ 0.3, 150 }, /* extra-expanded, extraexpanded */
{ 0.4, 200 }, /* ultra-expanded, ultraexpanded, wide */
{ CGFLOAT_MAX, CGFLOAT_MAX } } }
};
registry = AREF (spec, FONT_REGISTRY_INDEX);
if (NILP (registry)