moved java files for pre-convert

src/MultiFormatWriter.java

@@ -0,0 +1,105 @@
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed 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 com.google.zxing;
+
+import com.google.zxing.aztec.AztecWriter;
+import com.google.zxing.common.BitMatrix;
+import com.google.zxing.datamatrix.DataMatrixWriter;
+import com.google.zxing.oned.CodaBarWriter;
+import com.google.zxing.oned.Code128Writer;
+import com.google.zxing.oned.Code39Writer;
+import com.google.zxing.oned.Code93Writer;
+import com.google.zxing.oned.EAN13Writer;
+import com.google.zxing.oned.EAN8Writer;
+import com.google.zxing.oned.ITFWriter;
+import com.google.zxing.oned.UPCAWriter;
+import com.google.zxing.oned.UPCEWriter;
+import com.google.zxing.pdf417.PDF417Writer;
+import com.google.zxing.qrcode.QRCodeWriter;
+
+import java.util.Map;
+
+/**
+ * This is a factory class which finds the appropriate Writer subclass for the BarcodeFormat
+ * requested and encodes the barcode with the supplied contents.
+ *
+ * @author dswitkin@google.com (Daniel Switkin)
+ */
+public final class MultiFormatWriter implements Writer {
+
+  @Override
+  public BitMatrix encode(String contents,
+                          BarcodeFormat format,
+                          int width,
+                          int height) throws WriterException {
+    return encode(contents, format, width, height, null);
+  }
+
+  @Override
+  public BitMatrix encode(String contents,
+                          BarcodeFormat format,
+                          int width, int height,
+                          Map<EncodeHintType,?> hints) throws WriterException {
+
+    Writer writer;
+    switch (format) {
+      case EAN_8:
+        writer = new EAN8Writer();
+        break;
+      case UPC_E:
+        writer = new UPCEWriter();
+        break;
+      case EAN_13:
+        writer = new EAN13Writer();
+        break;
+      case UPC_A:
+        writer = new UPCAWriter();
+        break;
+      case QR_CODE:
+        writer = new QRCodeWriter();
+        break;
+      case CODE_39:
+        writer = new Code39Writer();
+        break;
+      case CODE_93:
+        writer = new Code93Writer();
+        break;
+      case CODE_128:
+        writer = new Code128Writer();
+        break;
+      case ITF:
+        writer = new ITFWriter();
+        break;
+      case PDF_417:
+        writer = new PDF417Writer();
+        break;
+      case CODABAR:
+        writer = new CodaBarWriter();
+        break;
+      case DATA_MATRIX:
+        writer = new DataMatrixWriter();
+        break;
+      case AZTEC:
+        writer = new AztecWriter();
+        break;
+      default:
+        throw new IllegalArgumentException("No encoder available for format " + format);
+    }
+    return writer.encode(contents, format, width, height, hints);
+  }
+
+}