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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2023/05/14 08:58:55 UTC

svn commit: r1909810 - in /pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub: LookupTypeLigatureSubstitutionSubstFormat1.java LookupTypeMultipleSubstitutionFormat1.java SequenceTable.java

Author: tilman
Date: Sun May 14 08:58:55 2023
New Revision: 1909810

URL: http://svn.apache.org/viewvc?rev=1909810&view=rev
Log:
PDFBOX-5603: add new datatypes for Multiple Substitution Format 1; add message

Added:
    pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java   (with props)
    pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java   (with props)
Modified:
    pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeLigatureSubstitutionSubstFormat1.java

Modified: pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeLigatureSubstitutionSubstFormat1.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeLigatureSubstitutionSubstFormat1.java?rev=1909810&r1=1909809&r2=1909810&view=diff
==============================================================================
--- pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeLigatureSubstitutionSubstFormat1.java (original)
+++ pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeLigatureSubstitutionSubstFormat1.java Sun May 14 08:58:55 2023
@@ -45,7 +45,7 @@ public class LookupTypeLigatureSubstitut
     @Override
     public int doSubstitution(int gid, int coverageIndex)
     {
-        throw new UnsupportedOperationException();
+        throw new UnsupportedOperationException("not applicable");
     }
 
     public LigatureSetTable[] getLigatureSetTables()

Added: pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java?rev=1909810&view=auto
==============================================================================
--- pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java (added)
+++ pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java Sun May 14 08:58:55 2023
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.fontbox.ttf.table.gsub;
+
+import org.apache.fontbox.ttf.table.common.CoverageTable;
+import org.apache.fontbox.ttf.table.common.LookupSubTable;
+
+/**
+ *
+ * @author Tilman Hausherr
+ */
+public class LookupTypeMultipleSubstitutionFormat1 extends LookupSubTable
+{
+    private final SequenceTable[] sequenceTables;
+
+    public LookupTypeMultipleSubstitutionFormat1(
+            int substFormat, CoverageTable coverageTable, SequenceTable[] sequenceTables)
+    {
+        super(substFormat, coverageTable);
+        this.sequenceTables = sequenceTables;
+    }
+
+    public SequenceTable[] getSequenceTables()
+    {
+        return sequenceTables;
+    }
+
+    @Override
+    public int doSubstitution(int gid, int coverageIndex)
+    {
+        throw new UnsupportedOperationException("not applicable");
+    }
+}

Propchange: pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/LookupTypeMultipleSubstitutionFormat1.java
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Added: pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java?rev=1909810&view=auto
==============================================================================
--- pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java (added)
+++ pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java Sun May 14 08:58:55 2023
@@ -0,0 +1,59 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.fontbox.ttf.table.gsub;
+
+import java.util.Arrays;
+
+/**
+ * This class is a part of the
+ * <a href="https://docs.microsoft.com/en-us/typography/opentype/spec/gsub">GSUB — Glyph
+ * Substitution Table</a> system of tables in the Open Type Font specs. This is a part of the <a href=
+ * "https://learn.microsoft.com/en-us/typography/opentype/spec/gsub#lookuptype-2-multiple-substitution-subtable">LookupType
+ * 2: Multiple Substitution Subtable</a>. It specifically models the <a href=
+ * "https://learn.microsoft.com/en-us/typography/opentype/spec/gsub#21-multiple-substitution-format-1">Sequence
+ * table</a>.
+ *
+ * @author Tilman Hausherr
+ *
+ */
+public class SequenceTable
+{
+    private final int glyphCount;
+    private final int[] substituteGlyphIDs;
+
+    public SequenceTable(int glyphCount, int[] substituteGlyphIDs)
+    {
+        this.glyphCount = glyphCount;
+        this.substituteGlyphIDs = substituteGlyphIDs;
+    }
+
+    public int getGlyphCount()
+    {
+        return glyphCount;
+    }
+
+    public int[] getSubstituteGlyphIDs()
+    {
+        return substituteGlyphIDs;
+    }
+
+    @Override
+    public String toString()
+    {
+        return "SequenceTable{" + "glyphCount=" + glyphCount + ", substituteGlyphIDs=" + Arrays.toString(substituteGlyphIDs) + '}';
+    }
+}

Propchange: pdfbox/trunk/fontbox/src/main/java/org/apache/fontbox/ttf/table/gsub/SequenceTable.java
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