various improves #313:

- support full width quote in CN
- make CN ligature fine-grain
- bring back `locl` in ZHH and ZHT

build.py

@@ -208,6 +208,8 @@ class FontConfig:
             "cv34": "ignore",
             "cv35": "ignore",
             "cv36": "ignore",
+            "cv96": "ignore",
+            "cv97": "ignore",
             "cv98": "ignore",
             "cv99": "ignore",
             "ss01": "ignore",
@@ -537,21 +539,23 @@ def parse_style_name(style_name_compact: str, skip_subfamily_list: list[str]):
         )
 
 
-def fix_cv98(font: TTFont):
+def fix_cn_cv(font: TTFont):
     gsub_table = font["GSUB"].table
-    feature_list = gsub_table.FeatureList
+    config = {
+        "cv96": ["quoteleft", "quoteright", "quotedblleft", "quotedblright"],
+        "cv97": ["ellipsis"],
+        "cv98": ["emdash"],
+    }
 
-    for feature_record in feature_list.FeatureRecord:
+    for feature_record in gsub_table.FeatureList.FeatureRecord:
-        if feature_record.FeatureTag != "cv98":
+        if feature_record.FeatureTag in config:
-            continue
+            sub_table = gsub_table.LookupList.Lookup[
-        sub_table = gsub_table.LookupList.Lookup[
+                feature_record.Feature.LookupListIndex[0]
-            feature_record.Feature.LookupListIndex[0]
+            ].SubTable[0]
-        ].SubTable[0]
+            sub_table.mapping = {
-        sub_table.mapping = {
+                value: f"{value}.full"
-            "emdash": "emdash.cv98",
+                for value in config[feature_record.FeatureTag]
-            "ellipsis": "ellipsis.cv98",
+            }
-        }
-        break
 
 
 def remove_locl(font: TTFont):
@@ -884,7 +888,8 @@ def build_cn(f: str, font_config: FontConfig, build_option: BuildOption):
     cn_font["OS/2"].xAvgCharWidth = 600
 
     # https://github.com/subframe7536/maple-font/issues/188
-    fix_cv98(cn_font)
+    # https://github.com/subframe7536/maple-font/issues/313
+    fix_cn_cv(cn_font)
 
     handle_ligatures(
         font=cn_font,
@@ -1075,6 +1080,7 @@ def main():
     # =========================================================================================
 
     if not font_config.ttf_only and build_option.should_build_cn(font_config):
+
         def _build_cn():
             print(
                 f"\n🔎 Build CN fonts {'with Nerd-Font' if font_config.should_cn_use_nerd_font() else ''}...\n"

config.json

@@ -15,6 +15,8 @@
     "cv34": "ignore",
     "cv35": "ignore",
     "cv36": "ignore",
+    "cv96": "ignore",
+    "cv97": "ignore",
     "cv98": "ignore",
     "cv99": "ignore",
     "ss01": "ignore",

source/features/README.md

@@ -165,7 +165,9 @@ fixme))
 
 #### CN Only
 
-- cv98: Full width `…`(ellipsis) and `—`(emdash)
+- cv96: Full width `“`(double quote left), `”`(double quote right), `‘`(single quote left), `’`(single quote right)
+- cv97: Full width `…`(ellipsis)
+- cv98: Full width `—`(emdash)
 - cv99: Traditional punctuations
 
 ### Style Sets (ssXX)

source/features/cn.fea

@@ -13,10 +13,20 @@ lookup CN2TW {
   sub uniFF1F by uniFF1F.tw;
 } CN2TW;
 
-lookup full_width_e {
+lookup full_width_quote {
-  sub emdash by emdash.cv98;
+  sub quoteleft by quoteleft.full;
-  sub ellipsis by ellipsis.cv98;
+  sub quoteright by quoteright.full;
-} full_width_e;
+  sub quotedblleft by quotedblleft.full;
+  sub quotedblright by quotedblright.full;
+} full_width_quote;
+
+lookup full_width_ellipsis {
+  sub ellipsis by ellipsis.full;
+} full_width_ellipsis;
+
+lookup full_width_emdash {
+  sub emdash by emdash.full;
+} full_width_emdash;
 
 feature ccmp {
 # GSUB feature: Glyph Composition / Decomposition
@@ -48,8 +58,26 @@ feature ccmp {
 
 } ccmp;
 
+feature locl {
+  language ZHH; # Chinese, Traditional, Hong Kong SAR
+  lookup CN2TW;
+  language ZHT; # Chinese, Traditional
+  lookup CN2TW;
+} locl;
+
+# “” ‘’
+feature cv96 {
+	lookup full_width_quote;
+} cv96;
+
+# ……
+feature cv97 {
+	lookup full_width_ellipsis;
+} cv97;
+
+# ——
 feature cv98 {
-	lookup full_width_e;
+	lookup full_width_emdash;
 } cv98;
 
 feature cv99 {

source/preset-normal.json

@@ -15,6 +15,8 @@
     "cv34": "enable",
     "cv35": "enable",
     "cv36": "enable",
+    "cv96": "ignore",
+    "cv97": "ignore",
     "cv98": "ignore",
     "cv99": "ignore",
     "ss01": "ignore",

source/schema.json

@@ -83,8 +83,16 @@
           "description": "[Italic Only] Alternative 'x' (without top and bottom tails)",
           "$ref": "#/definitions/freeze_options"
         },
+        "cv96": {
+          "description": "[CN Only] Full width '“'(double quote left), '”'(double quote right), '‘'(single quote left), '’'(single quote right)",
+          "$ref": "#/definitions/freeze_options"
+        },
+        "cv97": {
+          "description": "[CN Only] Full width '…'(ellipsis)",
+          "$ref": "#/definitions/freeze_options"
+        },
         "cv98": {
-          "description": "[CN Only] Full width '…'(ellipsis) and '—'(emdash)",
+          "description": "[CN Only] Full width '—'(emdash)",
           "$ref": "#/definitions/freeze_options"
         },
         "cv99": {