Make KERN table optional

FontStruct · May 29, 2024 · 53eb5a6 · 53eb5a6
1 parent ba8c5eb
commit 53eb5a6
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 5 deletions.
diff --git a/src/fonthx/opentype/BuildOptions.hx b/src/fonthx/opentype/BuildOptions.hx
@@ -13,6 +13,7 @@ class BuildOptions {
 
     public var useFixedCoordinatesInCFF:Bool = false;
     public var useSubroutinesInCFF:Bool = false;
+    public var includeDeprecatedKERNTable:Bool = false;
     public var includeSVG:Bool = false; // todo general color config
     public var includeCOLR:Bool = false;
     public var sortGlyphs:Bool = true;

diff --git a/src/fonthx/opentype/OpenTypeBuilder.hx b/src/fonthx/opentype/OpenTypeBuilder.hx
@@ -95,11 +95,13 @@ class OpenTypeBuilder {
         ttf.addTable(createHorizontalMetricsTable(font));
 
         if (font.hasKerning()) {
-            var numPairs = font.getKerningPairs().length;
-            if (numPairs > 10919) { // (((256 * 256) - 18) / 6);
-                trace('Too many kerning pairs ${numPairs}. KERN table will overflow. No KERN table will be written');
-            } else {
-                ttf.addTable(createKerningTable(font));
+            if (options.includeDeprecatedKERNTable) {
+                var numPairs = font.getKerningPairs().length;
+                if (numPairs > 10919) { // (((256 * 256) - 18) / 6);
+                    trace('Too many kerning pairs ${numPairs}. KERN table will overflow. No KERN table will be written');
+                } else {
+                    ttf.addTable(createKerningTable(font));
+                }
             }
             ttf.addTable(createGPOSTable(font));
         }