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And ported the drawtext example to use the new features system.

This commit is contained in:
Pietro Gagliardi 2017-05-17 21:41:08 -04:00
parent 3e28887a24
commit 4f427b2121
2 changed files with 153 additions and 112 deletions
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264
examples/drawtext/attributes.c
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@ -3,12 +3,32 @@
static uiAttributedString *attrstr;
#define nFeatures 256
static uiOpenTypeFeatures *features[nFeatures];
static int curFeature = 0;
static uintptr_t addFeature(const char tag[4], uint32_t value)
{
uiOpenTypeFeatures *otf;
if (curFeature >= nFeatures) {
fprintf(stderr, "TODO (also TODO is there a panic function?)\n");
exit(EXIT_FAILURE);
}
otf = uiNewOpenTypeFeatures();
uiOpenTypeFeaturesAdd(otf, tag[0], tag[1], tag[2], tag[3], value);
features[curFeature] = otf;
curFeature++;
return (uintptr_t) otf;
}
// some of these examples come from Microsoft's and Apple's lists of typographic features and also https://www.fontfont.com/staticcontent/downloads/FF_OT_User_Guide.pdf
static void setupAttributedString(void)
{
uiAttributeSpec spec;
size_t start, end;
const char *next;
uiOpenTypeFeatures *otf;
int i;
attrstr = uiNewAttributedString("uiAttributedString isn't just for plain text! It supports ");
@ -162,6 +182,8 @@ static void setupAttributedString(void)
spec.Value = uiDrawUnderlineStyleSingle;
uiAttributedStringSetAttribute(attrstr, &spec, start + 9, end - 1);
// TODO rewrite this to talk about OpenTpe instead
// TODO also shorten this to something more useful and that covers the general gist of things (and combines features arbitrarily like the previous demo) when we add a general OpenType demo (see the last TODO in this function)
uiAttributedStringAppendUnattributed(attrstr, ". In addition, a variety of typographical features are available (depending on the chosen font) that can be switched on (or off, if the font enables them by default): ");
next = "fi";
@ -169,8 +191,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeStandardLigatures;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("liga", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -183,8 +205,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeRequiredLigatures;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("rlig", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, "\xE2\x80\xAC)");
@ -195,8 +217,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeDiscretionaryLigatures;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("clig", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -207,20 +229,23 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeContextualLigatures;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("clig", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
uiAttributedStringAppendUnattributed(attrstr, ", ");
otf = (uiOpenTypeFeatures *) addFeature("hlig", 1);
// This technically isn't what is meant by "historical ligatures", but Core Text's internal AAT-to-OpenType mapping says to include it, so we include it too
uiOpenTypeFeaturesAdd(otf, 'h', 'i', 's', 't', 1);
next = "\xC3\x9F";
uiAttributedStringAppendUnattributed(attrstr, "historical ligatures like the decomposition of \xC3\x9F (");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeHistoricalLigatures;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = (uintptr_t) otf;
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -231,8 +256,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeUnicase;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("unic", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", ");
@ -242,15 +267,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeNumberSpacings;
spec.Value = uiAttributeNumberSpacingProportional;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("pnum", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ") and tabular/monospaced (");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeNumberSpacings;
spec.Value = uiAttributeNumberSpacingTabular;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("tnum", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ") numbers");
@ -261,8 +286,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSuperscripts;
spec.Value = uiAttributeSuperscriptSuperscript;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("sups", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -273,8 +298,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSuperscripts;
spec.Value = uiAttributeSuperscriptSubscript;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("subs", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -285,8 +310,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSuperscripts;
spec.Value = uiAttributeSuperscriptOrdinal;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ordn", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -297,8 +322,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSuperscripts;
spec.Value = uiAttributeSuperscriptScientificInferior;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("sinf", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -308,23 +333,25 @@ static void setupAttributedString(void)
uiAttributedStringAppendUnattributed(attrstr, "fraction forms (");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
#if 0 /* TODO */
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeFractionForms;
spec.Value = uiAttributeFractionFormNone;
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", ");
#endif
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeFractionForms;
spec.Value = uiAttributeFractionFormVertical;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("afrc", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeFractionForms;
spec.Value = uiAttributeFractionFormDiagonal;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("frac", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -335,15 +362,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSlashedZero;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("zero", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSlashedZero;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("zero", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -354,15 +381,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeMathematicalGreek;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("mgrk", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeMathematicalGreek;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("mgrk", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -374,8 +401,8 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeOrnamentalForms;
spec.Value = (uintptr_t) i;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ornm", i);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
next = "\xE2\x80\xA2";
}
@ -388,15 +415,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSpecificCharacterForm;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("aalt", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSpecificCharacterForm;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("aalt", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -407,15 +434,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeTitlingCapitalForms;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("titl", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeTitlingCapitalForms;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("titl", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -426,34 +453,40 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeHanCharacterForms;
spec.Value = uiAttributeHanCharacterFormJIS1978;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("jp78", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeHanCharacterForms;
spec.Value = uiAttributeHanCharacterFormJIS1983;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("jp83", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
uiAttributedStringAppendUnattributed(attrstr, ", ");
otf = (uiOpenTypeFeatures *) addFeature("onum", 0);
// Core Text's internal AAT-to-OpenType mapping says to include this, so we include it too
// TODO is it always set?
uiOpenTypeFeaturesAdd(otf, 'l', 'n', 'u', 'm', 0);
next = "0123456789";
uiAttributedStringAppendUnattributed(attrstr, "lowercase numbers (");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeLowercaseNumbers;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = (uintptr_t) otf;
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeLowercaseNumbers;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
otf = (uiOpenTypeFeatures *) addFeature("onum", 1);
uiOpenTypeFeaturesAdd(otf, 'l', 'n', 'u', 'm', 1);
spec.Value = (uintptr_t) otf;
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -464,15 +497,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeHanjaToHangul;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("hngl", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeHanjaToHangul;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("hngl", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -483,22 +516,22 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAnnotatedGlyphForms;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("nalt", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAnnotatedGlyphForms;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("nalt", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAnnotatedGlyphForms;
spec.Value = 4; // AAT inverted circle
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("nalt", 4); // AAT inverted circle
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -509,15 +542,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeRubyKanaForms;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ruby", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeRubyKanaForms;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ruby", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -528,15 +561,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCJKRomansToItalics;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ital", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCJKRomansToItalics;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("ital", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -547,15 +580,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCaseSensitiveForms;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("case", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCaseSensitiveForms;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("case", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -566,15 +599,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCapitalSpacing;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("cpsp", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeCapitalSpacing;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("cpsp", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -585,29 +618,29 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAlternateHorizontalKana;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("hkna", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAlternateHorizontalKana;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("hkna", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ") and vertical (");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAlternateVerticalKana;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("vkna", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeAlternateVerticalKana;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("vkna", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ") kana forms");
@ -616,13 +649,20 @@ static void setupAttributedString(void)
next = "g";
uiAttributedStringAppendUnattributed(attrstr, "stylistic alternates (");
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeStylisticAlternate1;
spec.Value = 1;
for (i = 0; i < 20; i++) {
spec.Type = uiAttributeFeatures;
for (i = 1; i <= 20; i++) {
char tag[4];
tag[0] = 's';
tag[1] = 's';
tag[2] = '0';
if (i >= 10)
tag[2] = '1';
tag[3] = (i % 10) + '0'; // TODO see how I wrote this elsewhere
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type++;
spec.Value = addFeature(tag, 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
}
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -634,15 +674,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeContextualAlternates;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("calt", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeContextualAlternates;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("calt", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -653,15 +693,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSwashes;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("swsh", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeSwashes;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("swsh", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -672,15 +712,15 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeContextualSwashes;
spec.Value = 0;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("cswh", 0);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, " vs. ");
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeContextualSwashes;
spec.Value = 1;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("cswh", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ")");
@ -690,16 +730,16 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeLowercaseCapForms;
spec.Value = uiAttributeCapFormSmallCaps;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("smcp", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", ");
next = "Petite Caps";
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeLowercaseCapForms;
spec.Value = uiAttributeCapFormPetiteCaps;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("pcap", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", ");
@ -708,16 +748,16 @@ static void setupAttributedString(void)
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeUppercaseCapForms;
spec.Value = uiAttributeCapFormSmallCaps;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("c2sp", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ", and ");
next = "PETITE UPPERCASES";
start = uiAttributedStringLen(attrstr);
end = start + strlen(next);
uiAttributedStringAppendUnattributed(attrstr, next);
spec.Type = uiAttributeUppercaseCapForms;
spec.Value = uiAttributeCapFormPetiteCaps;
spec.Type = uiAttributeFeatures;
spec.Value = addFeature("c2pc", 1);
uiAttributedStringSetAttribute(attrstr, &spec, start, end);
uiAttributedStringAppendUnattributed(attrstr, ".");

1
examples/drawtext/drawtext.h
View File

@ -1,6 +1,7 @@
// 20 january 2017
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "../../ui.h"
struct example {