Merge afb-client
[src/app-framework-demo.git] / afb-client / bower_components / jszip / lib / stringReader.js
diff --git a/afb-client/bower_components/jszip/lib/stringReader.js b/afb-client/bower_components/jszip/lib/stringReader.js
new file mode 100644 (file)
index 0000000..895331e
--- /dev/null
@@ -0,0 +1,36 @@
+'use strict';
+var DataReader = require('./dataReader');
+var utils = require('./utils');
+
+function StringReader(data, optimizedBinaryString) {
+    this.data = data;
+    if (!optimizedBinaryString) {
+        this.data = utils.string2binary(this.data);
+    }
+    this.length = this.data.length;
+    this.index = 0;
+}
+StringReader.prototype = new DataReader();
+/**
+ * @see DataReader.byteAt
+ */
+StringReader.prototype.byteAt = function(i) {
+    return this.data.charCodeAt(i);
+};
+/**
+ * @see DataReader.lastIndexOfSignature
+ */
+StringReader.prototype.lastIndexOfSignature = function(sig) {
+    return this.data.lastIndexOf(sig);
+};
+/**
+ * @see DataReader.readData
+ */
+StringReader.prototype.readData = function(size) {
+    this.checkOffset(size);
+    // this will work because the constructor applied the "& 0xff" mask.
+    var result = this.data.slice(this.index, this.index + size);
+    this.index += size;
+    return result;
+};
+module.exports = StringReader;