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Commit c0ab20ca authored by Nikolay Sivov's avatar Nikolay Sivov Committed by Alexandre Julliard
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dwrite: Implement family and face name resolution.

parent 8edbd9b3
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Showing with 208 additions and 54 deletions
dlls/dwrite/font.c
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......@@ -2,7 +2,7 @@
* Font and collections
*
* Copyright 2011 Huw Davies
* Copyright 2012, 2014 Nikolay Sivov for CodeWeavers
* Copyright 2012, 2014-2015 Nikolay Sivov for CodeWeavers
* Copyright 2014 Aric Stewart for CodeWeavers
*
* This library is free software; you can redistribute it and/or
......@@ -42,11 +42,20 @@ static const FLOAT RECOMMENDED_OUTLINE_AA_THRESHOLD = 100.0f;
static const FLOAT RECOMMENDED_OUTLINE_A_THRESHOLD = 350.0f;
static const FLOAT RECOMMENDED_NATURAL_PPEM = 20.0f;
/* common modifiers used in names */
static const WCHAR extraW[] = {'e','x','t','r','a',0};
static const WCHAR ultraW[] = {'u','l','t','r','a',0};
static const WCHAR semiW[] = {'s','e','m','i',0};
static const WCHAR extW[] = {'e','x','t',0};
static const WCHAR thinW[] = {'t','h','i','n',0};
static const WCHAR lightW[] = {'l','i','g','h','t',0};
static const WCHAR mediumW[] = {'m','e','d','i','u','m',0};
static const WCHAR blackW[] = {'b','l','a','c','k',0};
static const WCHAR condensedW[] = {'c','o','n','d','e','n','s','e','d',0};
static const WCHAR expandedW[] = {'e','x','p','a','n','d','e','d',0};
static const WCHAR italicW[] = {'i','t','a','l','i','c',0};
static const WCHAR boldW[] = {'B','o','l','d',0};
static const WCHAR obliqueW[] = {'O','b','l','i','q','u','e',0};
static const WCHAR spaceW[] = {' ',0};
struct dwrite_font_propvec {
FLOAT stretch;
......@@ -1224,8 +1233,6 @@ static BOOL WINAPI dwritefont_IsSymbolFont(IDWriteFont2 *iface)
static HRESULT WINAPI dwritefont_GetFaceNames(IDWriteFont2 *iface, IDWriteLocalizedStrings **names)
{
static const WCHAR boldobliqueW[] = {'B','o','l','d',' ','O','b','l','i','q','u','e',0};
static const WCHAR obliqueW[] = {'O','b','l','i','q','u','e',0};
static const WCHAR boldW[] = {'B','o','l','d',0};
static const WCHAR enusW[] = {'e','n','-','u','s',0};
struct dwrite_font *This = impl_from_IDWriteFont2(iface);
......@@ -1991,13 +1998,13 @@ struct name_pattern {
const WCHAR *part2; /* optional, if not NULL should point to non-empty string */
};
static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *patterns)
static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *patterns, struct name_token *match)
{
const struct name_pattern *pattern;
struct name_token *token;
int i = 0;
while ((pattern = &patterns[++i])->part1) {
while ((pattern = &patterns[i++])->part1) {
int len_part1 = strlenW(pattern->part1);
int len_part2 = pattern->part2 ? strlenW(pattern->part2) : 0;
......@@ -2008,6 +2015,7 @@ static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *p
continue;
if (!strncmpiW(token->ptr, pattern->part1, len_part1)) {
*match = *token;
list_remove(&token->entry);
heap_free(token);
return TRUE;
......@@ -2030,6 +2038,7 @@ static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *p
continue;
/* combined string match */
*match = *token;
list_remove(&token->entry);
heap_free(token);
return TRUE;
......@@ -2052,6 +2061,8 @@ static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *p
continue;
/* both parts matched, remove tokens */
match->ptr = next_token->ptr;
match->len = (token->ptr - next_token->ptr) + token->len;
list_remove(&token->entry);
list_remove(&next_token->entry);
heap_free(next_token);
......@@ -2062,19 +2073,19 @@ static BOOL match_pattern_list(struct list *tokens, const struct name_pattern *p
}
}
match->ptr = NULL;
match->len = 0;
return FALSE;
}
static DWRITE_FONT_STYLE font_extract_style(struct list *tokens, DWRITE_FONT_STYLE style)
static DWRITE_FONT_STYLE font_extract_style(struct list *tokens, DWRITE_FONT_STYLE style, struct name_token *match)
{
static const WCHAR itaW[] = {'i','t','a',0};
static const WCHAR italW[] = {'i','t','a','l',0};
static const WCHAR italicW[] = {'i','t','a','l','i','c',0};
static const WCHAR cursiveW[] = {'c','u','r','s','i','v','e',0};
static const WCHAR kursivW[] = {'k','u','r','s','i','v',0};
static const WCHAR inclinedW[] = {'i','n','c','l','i','n','e','d',0};
static const WCHAR obliqueW[] = {'o','b','l','i','q','u','e',0};
static const WCHAR backslantedW[] = {'b','a','c','k','s','l','a','n','t','e','d',0};
static const WCHAR backslantW[] = {'b','a','c','k','s','l','a','n','t',0};
static const WCHAR slantedW[] = {'s','l','a','n','t','e','d',0};
......@@ -2098,21 +2109,20 @@ static DWRITE_FONT_STYLE font_extract_style(struct list *tokens, DWRITE_FONT_STY
};
/* italic patterns first */
if (match_pattern_list(tokens, italic_patterns))
if (match_pattern_list(tokens, italic_patterns, match))
return DWRITE_FONT_STYLE_ITALIC;
/* oblique patterns */
if (match_pattern_list(tokens, oblique_patterns))
if (match_pattern_list(tokens, oblique_patterns, match))
return DWRITE_FONT_STYLE_OBLIQUE;
return style;
}
static DWRITE_FONT_STRETCH font_extract_stretch(struct list *tokens, DWRITE_FONT_STRETCH stretch)
static DWRITE_FONT_STRETCH font_extract_stretch(struct list *tokens, DWRITE_FONT_STRETCH stretch,
struct name_token *match)
{
static const WCHAR compressedW[] = {'c','o','m','p','r','e','s','s','e','d',0};
static const WCHAR condensedW[] = {'c','o','n','d','e','n','s','e','d',0};
static const WCHAR expandedW[] = {'e','x','p','a','n','d','e','d',0};
static const WCHAR extendedW[] = {'e','x','t','e','n','d','e','d',0};
static const WCHAR compactW[] = {'c','o','m','p','a','c','t',0};
static const WCHAR narrowW[] = {'n','a','r','r','o','w',0};
......@@ -2178,42 +2188,38 @@ static DWRITE_FONT_STRETCH font_extract_stretch(struct list *tokens, DWRITE_FONT
{ NULL }
};
if (match_pattern_list(tokens, ultracondensed_patterns))
if (match_pattern_list(tokens, ultracondensed_patterns, match))
return DWRITE_FONT_STRETCH_ULTRA_CONDENSED;
if (match_pattern_list(tokens, extracondensed_patterns))
if (match_pattern_list(tokens, extracondensed_patterns, match))
return DWRITE_FONT_STRETCH_EXTRA_CONDENSED;
if (match_pattern_list(tokens, semicondensed_patterns))
if (match_pattern_list(tokens, semicondensed_patterns, match))
return DWRITE_FONT_STRETCH_SEMI_CONDENSED;
if (match_pattern_list(tokens, semiexpanded_patterns))
if (match_pattern_list(tokens, semiexpanded_patterns, match))
return DWRITE_FONT_STRETCH_SEMI_EXPANDED;
if (match_pattern_list(tokens, extraexpanded_patterns))
if (match_pattern_list(tokens, extraexpanded_patterns, match))
return DWRITE_FONT_STRETCH_EXTRA_EXPANDED;
if (match_pattern_list(tokens, ultraexpanded_patterns))
if (match_pattern_list(tokens, ultraexpanded_patterns, match))
return DWRITE_FONT_STRETCH_ULTRA_EXPANDED;
if (match_pattern_list(tokens, condensed_patterns))
if (match_pattern_list(tokens, condensed_patterns, match))
return DWRITE_FONT_STRETCH_CONDENSED;
if (match_pattern_list(tokens, expanded_patterns))
if (match_pattern_list(tokens, expanded_patterns, match))
return DWRITE_FONT_STRETCH_EXPANDED;
return stretch;
}
static DWRITE_FONT_WEIGHT font_extract_weight(struct list *tokens, DWRITE_FONT_WEIGHT weight)
static DWRITE_FONT_WEIGHT font_extract_weight(struct list *tokens, DWRITE_FONT_WEIGHT weight,
struct name_token *match)
{
static const WCHAR mediumW[] = {'m','e','d','i','u','m',0};
static const WCHAR blackW[] = {'b','l','a','c','k',0};
static const WCHAR heavyW[] = {'h','e','a','v','y',0};
static const WCHAR lightW[] = {'l','i','g','h','t',0};
static const WCHAR boldW[] = {'b','o','l','d',0};
static const WCHAR demiW[] = {'d','e','m','i',0};
static const WCHAR thinW[] = {'t','h','i','n',0};
static const WCHAR nordW[] = {'n','o','r','d',0};
static const struct name_pattern thin_patterns[] = {
......@@ -2290,43 +2296,43 @@ static DWRITE_FONT_WEIGHT font_extract_weight(struct list *tokens, DWRITE_FONT_W
/* FIXME: allow optional 'face' suffix, separated or not. It's removed together with
matching pattern. */
if (match_pattern_list(tokens, thin_patterns))
if (match_pattern_list(tokens, thin_patterns, match))
return DWRITE_FONT_WEIGHT_THIN;
if (match_pattern_list(tokens, extralight_patterns))
if (match_pattern_list(tokens, extralight_patterns, match))
return DWRITE_FONT_WEIGHT_EXTRA_LIGHT;
if (match_pattern_list(tokens, demibold_patterns))
if (match_pattern_list(tokens, demibold_patterns, match))
return DWRITE_FONT_WEIGHT_DEMI_BOLD;
if (match_pattern_list(tokens, extrabold_patterns))
if (match_pattern_list(tokens, extrabold_patterns, match))
return DWRITE_FONT_WEIGHT_EXTRA_BOLD;
if (match_pattern_list(tokens, extrablack_patterns))
if (match_pattern_list(tokens, extrablack_patterns, match))
return DWRITE_FONT_WEIGHT_EXTRA_BLACK;
if (match_pattern_list(tokens, bold_patterns))
if (match_pattern_list(tokens, bold_patterns, match))
return DWRITE_FONT_WEIGHT_BOLD;
if (match_pattern_list(tokens, thin2_patterns))
if (match_pattern_list(tokens, thin2_patterns, match))
return DWRITE_FONT_WEIGHT_THIN;
if (match_pattern_list(tokens, light_patterns))
if (match_pattern_list(tokens, light_patterns, match))
return DWRITE_FONT_WEIGHT_LIGHT;
if (match_pattern_list(tokens, medium_patterns))
if (match_pattern_list(tokens, medium_patterns, match))
return DWRITE_FONT_WEIGHT_MEDIUM;
if (match_pattern_list(tokens, black_patterns))
if (match_pattern_list(tokens, black_patterns, match))
return DWRITE_FONT_WEIGHT_BLACK;
if (match_pattern_list(tokens, black_patterns))
if (match_pattern_list(tokens, black_patterns, match))
return DWRITE_FONT_WEIGHT_BLACK;
if (match_pattern_list(tokens, demibold2_patterns))
if (match_pattern_list(tokens, demibold2_patterns, match))
return DWRITE_FONT_WEIGHT_DEMI_BOLD;
if (match_pattern_list(tokens, extrabold2_patterns))
if (match_pattern_list(tokens, extrabold2_patterns, match))
return DWRITE_FONT_WEIGHT_EXTRA_BOLD;
/* FIXME: use abbreviated names to extract weight */
......@@ -2334,6 +2340,62 @@ static DWRITE_FONT_WEIGHT font_extract_weight(struct list *tokens, DWRITE_FONT_W
return weight;
}
struct knownweight_entry {
const WCHAR *nameW;
DWRITE_FONT_WEIGHT weight;
};
static int compare_knownweights(const void *a, const void* b)
{
DWRITE_FONT_WEIGHT target = *(DWRITE_FONT_WEIGHT*)a;
const struct knownweight_entry *entry = (struct knownweight_entry*)b;
int ret = 0;
if (target > entry->weight)
ret = 1;
else if (target < entry->weight)
ret = -1;
return ret;
}
static BOOL is_known_weight_value(DWRITE_FONT_WEIGHT weight, WCHAR *nameW)
{
static const WCHAR extralightW[] = {'E','x','t','r','a',' ','L','i','g','h','t',0};
static const WCHAR extrablackW[] = {'E','x','t','r','a',' ','B','l','a','c','k',0};
static const WCHAR extraboldW[] = {'E','x','t','r','a',' ','B','o','l','d',0};
static const WCHAR demiboldW[] = {'D','e','m','i',' ','B','o','l','d',0};
const struct knownweight_entry *ptr;
static const struct knownweight_entry knownweights[] = {
{ thinW, DWRITE_FONT_WEIGHT_THIN },
{ extralightW, DWRITE_FONT_WEIGHT_EXTRA_LIGHT },
{ lightW, DWRITE_FONT_WEIGHT_LIGHT },
{ mediumW, DWRITE_FONT_WEIGHT_MEDIUM },
{ demiboldW, DWRITE_FONT_WEIGHT_DEMI_BOLD },
{ boldW, DWRITE_FONT_WEIGHT_BOLD },
{ extraboldW, DWRITE_FONT_WEIGHT_EXTRA_BOLD },
{ blackW, DWRITE_FONT_WEIGHT_BLACK },
{ extrablackW, DWRITE_FONT_WEIGHT_EXTRA_BLACK }
};
ptr = bsearch(&weight, knownweights, sizeof(knownweights)/sizeof(knownweights[0]), sizeof(knownweights[0]),
compare_knownweights);
if (!ptr) {
nameW[0] = 0;
return FALSE;
}
strcpyW(nameW, ptr->nameW);
return TRUE;
}
static inline void font_name_token_to_str(const struct name_token *name, WCHAR *strW)
{
memcpy(strW, name->ptr, name->len * sizeof(WCHAR));
strW[name->len] = 0;
}
static void font_apply_differentiation_rules(struct dwrite_font_data *font, WCHAR *familyW, WCHAR *faceW)
{
static const WCHAR bookW[] = {'B','o','o','k',0};
......@@ -2351,24 +2413,25 @@ static void font_apply_differentiation_rules(struct dwrite_font_data *font, WCHA
NULL
};
static const WCHAR spaceW[] = {' ',0};
WCHAR familynameW[255], facenameW[255];
struct name_token stretch_name, weight_name, style_name;
WCHAR familynameW[255], facenameW[255], finalW[255];
WCHAR weightW[32], stretchW[32], styleW[32];
const WCHAR *ptr, *regular_ptr = NULL;
struct name_token *token, *token2;
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
BOOL found = FALSE;
struct list tokens;
const WCHAR *ptr;
int len, i = 0;
WCHAR *ptrW;
/* remove leading and trailing spaces from family and face name */
trim_spaces(familyW, familynameW);
len = trim_spaces(faceW, facenameW);
/* remove rightmost regular variant from face name */
while (!found && (ptr = regular_patterns[i++])) {
WCHAR *src;
while (!regular_ptr && (ptr = regular_patterns[i++])) {
int pattern_len = strlenW(ptr);
WCHAR *src;
if (pattern_len > len)
continue;
......@@ -2378,7 +2441,7 @@ static void font_apply_differentiation_rules(struct dwrite_font_data *font, WCHA
if (!strncmpiW(src, ptr, pattern_len)) {
memmove(src, src + pattern_len, (len - pattern_len - (src - facenameW) + 1)*sizeof(WCHAR));
len = strlenW(facenameW);
found = TRUE;
regular_ptr = ptr;
break;
}
else
......@@ -2414,13 +2477,13 @@ static void font_apply_differentiation_rules(struct dwrite_font_data *font, WCHA
}
/* extract and resolve style */
font->style = font_extract_style(&tokens, font->style);
font->style = font_extract_style(&tokens, font->style, &style_name);
/* extract stretch */
stretch = font_extract_stretch(&tokens, font->stretch);
stretch = font_extract_stretch(&tokens, font->stretch, &stretch_name);
/* extract weight */
weight = font_extract_weight(&tokens, font->weight);
weight = font_extract_weight(&tokens, font->weight, &weight_name);
/* resolve weight */
if (weight != font->weight) {
......@@ -2449,13 +2512,104 @@ static void font_apply_differentiation_rules(struct dwrite_font_data *font, WCHA
}
}
/* FIXME: cleanup face name from possible 2-3 digit prefixes, compose final family/face names */
/* FIXME: cleanup face name from possible 2-3 digit prefixes */
/* release tokens */
LIST_FOR_EACH_ENTRY_SAFE(token, token2, &tokens, struct name_token, entry) {
/* get final combined string from what's left in token list, list is released */
ptrW = finalW;
*ptrW = 0;
LIST_FOR_EACH_ENTRY_SAFE_REV(token, token2, &tokens, struct name_token, entry) {
if (*finalW)
*(ptrW++) = ' ';
memcpy(ptrW, token->ptr, token->len * sizeof(WCHAR));
ptrW += token->len;
list_remove(&token->entry);
heap_free(token);
}
*ptrW = 0;
if (!strcmpW(familyW, finalW))
return;
/* construct face name */
strcpyW(familyW, finalW);
/* resolved weight name */
if (weight_name.ptr)
font_name_token_to_str(&weight_name, weightW);
/* ignore normal weight */
else if (font->weight == DWRITE_FONT_WEIGHT_NORMAL)
weightW[0] = 0;
/* for known weight values use appropriate names */
else if (is_known_weight_value(font->weight, weightW)) {
}
/* use Wnnn format as a fallback in case weight is not one of defined values */
else {
static const WCHAR fmtW[] = {'W','%','d',0};
sprintfW(weightW, fmtW, font->weight);
}
/* resolved stretch name */
if (stretch_name.ptr)
font_name_token_to_str(&stretch_name, stretchW);
/* ignore normal stretch */
else if (font->stretch == DWRITE_FONT_STRETCH_NORMAL)
stretchW[0] = 0;
/* use predefined stretch names */
else {
static const WCHAR ultracondensedW[] = {'U','l','t','r','a',' ','C','o','n','d','e','n','s','e','d',0};
static const WCHAR extracondensedW[] = {'E','x','t','r','a',' ','C','o','n','d','e','n','s','e','d',0};
static const WCHAR semicondensedW[] = {'S','e','m','i',' ','C','o','n','d','e','n','s','e','d',0};
static const WCHAR semiexpandedW[] = {'S','e','m','i',' ','E','x','p','a','n','d','e','d',0};
static const WCHAR extraexpandedW[] = {'E','x','t','r','a',' ','E','x','p','a','n','d','e','d',0};
static const WCHAR ultraexpandedW[] = {'U','l','t','r','a',' ','E','x','p','a','n','d','e','d',0};
static const WCHAR *stretchnamesW[] = {
ultracondensedW,
extracondensedW,
condensedW,
semicondensedW,
NULL, /* DWRITE_FONT_STRETCH_NORMAL */
semiexpandedW,
expandedW,
extraexpandedW,
ultraexpandedW
};
strcpyW(stretchW, stretchnamesW[font->stretch]);
}
/* resolved style name */
if (style_name.ptr)
font_name_token_to_str(&style_name, styleW);
else if (font->style == DWRITE_FONT_STYLE_NORMAL)
styleW[0] = 0;
/* use predefined names */
else {
if (font->style == DWRITE_FONT_STYLE_ITALIC)
strcpyW(styleW, italicW);
else
strcpyW(styleW, obliqueW);
}
/* use Regular match if it was found initially */
if (!*weightW && !*stretchW && !*styleW)
strcpyW(faceW, regular_ptr ? regular_ptr : regularW);
else {
faceW[0] = 0;
if (*stretchW)
strcpyW(faceW, stretchW);
if (*weightW) {
if (*faceW)
strcatW(faceW, spaceW);
strcatW(faceW, weightW);
}
if (*styleW) {
if (*faceW)
strcatW(faceW, spaceW);
strcatW(faceW, styleW);
}
}
TRACE("resolved family %s, face %s\n", debugstr_w(familyW), debugstr_w(faceW));
}
static HRESULT init_font_data(IDWriteFactory2 *factory, IDWriteFontFile *file, DWRITE_FONT_FACE_TYPE face_type, UINT32 face_index,
......
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