Fi ligature Test implementation of gsub feature

Changed files (2)

• modified libbirdfont/OpenFontFormat/DirectoryTable.vala
• modified libbirdfont/OpenFontFormat/Gsub.vala

Diff

diff --git a/libbirdfont/OpenFontFormat/DirectoryTable.vala b/libbirdfont/OpenFontFormat/DirectoryTable.valaindex 3600faa..5097cad 100644--- a/libbirdfont/OpenFontFormat/DirectoryTable.vala+++ b/libbirdfont/OpenFontFormat/DirectoryTable.vala@@ -92,7 +92,7 @@ public class DirectoryTable : Table { 			tables.add (this); 			 			tables.add (gpos_table);-			//tables.add (gsub_table);+			tables.add (gsub_table); 			 			tables.add (os_2_table); diff --git a/libbirdfont/OpenFontFormat/Gsub.vala b/libbirdfont/OpenFontFormat/Gsub.valaindex 29e4f1a..c75ff1b 100644--- a/libbirdfont/OpenFontFormat/Gsub.vala+++ b/libbirdfont/OpenFontFormat/Gsub.vala@@ -53,7 +53,7 @@ public class GsubTable : Table { 		// feature table 		fd.add_ushort (1); // number of features 		-		fd.add_tag ("clig"); // contextual ligatures, single substitution+		fd.add_tag ("clig"); // feature tag 		fd.add_ushort (8); // offset to feature 		 		fd.add_ushort (0); // feature prameters (null)@@ -63,27 +63,42 @@ public class GsubTable : Table { 		// lookup table 		fd.add_ushort (1); // number of lookups 		fd.add_ushort (4); // offset to lookup 1++		fd.add_ushort (4); // lookup type // FIXME	+		fd.add_ushort (0); // lookup flags+		fd.add_ushort (1); // number of subtables+		fd.add_ushort (8); // array of offsets to subtable 		 		// ligature substitution subtable-		fd.add_ushort (1); // lookup type, format identifier-		fd.add_ushort (20); // offset to coverage+		fd.add_ushort (1); // format identifier+		fd.add_ushort (8); // offset to coverage 		fd.add_ushort (1); // number of ligature set tables-		fd.add_ushort (10); // array of offsets to ligature sets+		fd.add_ushort (18); // array of offsets to ligature sets 		-		// ligature sets-		fd.add_ushort (1); // number of offsets-		fd.add_ushort (4); // offset to ligature table+		// coverage+		fd.add_ushort (2); // format+		fd.add_ushort (1); // num ranges+		fd.add_ushort ((uint16) glyf_table.get_gid ("f")); // start gid+		fd.add_ushort ((uint16) glyf_table.get_gid ("f")); // end gid+		fd.add_ushort (0); // coverage start index 		-		// ligatures-		fd.add_ushort ((uint16) glyf_table.get_gid ("fi")); // gid of ligature+		// ligature+		fd.add_ushort (3); // number of ligatures in this set+		fd.add_ushort (8); // offset to ligature+		fd.add_ushort (14); // offset to ligature+		fd.add_ushort (20); // offset to ligature++		fd.add_ushort ((uint16) glyf_table.get_gid ("fi")); // DELETE);+		fd.add_ushort (2); // number of components+		fd.add_ushort ((uint16) glyf_table.get_gid ("i")); // gid to component ++		fd.add_ushort ((uint16) glyf_table.get_gid ("fi")); // DELETE);+		fd.add_ushort (2); // number of components+		fd.add_ushort ((uint16) glyf_table.get_gid ("i")); // gid to component ++		fd.add_ushort ((uint16) glyf_table.get_gid ("fi")); // DELETE); 		fd.add_ushort (2); // number of components-		fd.add_ushort ((uint16) glyf_table.get_gid ("f")); // gid to component  		fd.add_ushort ((uint16) glyf_table.get_gid ("i")); // gid to component -		-		// coverage-		fd.add_ushort (1); // format-		fd.add_ushort (1); // num glyphs-		fd.add_ushort ((uint16) glyf_table.get_gid ("f")); // gid 		 		fd.pad ();	 		this.font_data = fd;