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Diffstat (limited to 'csharp/ProtocolBuffers/TextGenerator.cs')
-rw-r--r-- | csharp/ProtocolBuffers/TextGenerator.cs | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/csharp/ProtocolBuffers/TextGenerator.cs b/csharp/ProtocolBuffers/TextGenerator.cs deleted file mode 100644 index fb0f66dd..00000000 --- a/csharp/ProtocolBuffers/TextGenerator.cs +++ /dev/null @@ -1,115 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. -// http://code.google.com/p/protobuf/ -// -// 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. -using System; -using System.IO; -using System.Text; - -namespace Google.ProtocolBuffers { - - /// <summary> - /// Helper class to control indentation. Used for TextFormat and by ProtoGen. - /// </summary> - public sealed class TextGenerator { - - /// <summary> - /// Writer to write formatted text to. - /// </summary> - private readonly TextWriter writer; - - /// <summary> - /// Keeps track of whether the next piece of text should be indented - /// </summary> - bool atStartOfLine = true; - - /// <summary> - /// Keeps track of the current level of indentation - /// </summary> - readonly StringBuilder indent = new StringBuilder(); - - /// <summary> - /// Creates a generator writing to the given writer. The writer - /// is not closed by this class. - /// </summary> - public TextGenerator(TextWriter writer) { - this.writer = writer; - } - - /// <summary> - /// Indents text by two spaces. After calling Indent(), two spaces - /// will be inserted at the beginning of each line of text. Indent() may - /// be called multiple times to produce deeper indents. - /// </summary> - public void Indent() { - indent.Append(" "); - } - - /// <summary> - /// Reduces the current indent level by two spaces. - /// </summary> - public void Outdent() { - if (indent.Length == 0) { - throw new InvalidOperationException("Too many calls to Outdent()"); - } - indent.Length -= 2; - } - - public void WriteLine(string text) { - Print(text); - Print("\n"); - } - - public void WriteLine(string format, params object[] args) { - WriteLine(string.Format(format, args)); - } - - public void WriteLine() { - WriteLine(""); - } - - /// <summary> - /// Prints the given text to the output stream, indenting at line boundaries. - /// </summary> - /// <param name="text"></param> - public void Print(string text) { - int pos = 0; - - for (int i = 0; i < text.Length; i++) { - if (text[i] == '\n') { - // TODO(jonskeet): Use Environment.NewLine? - Write(text.Substring(pos, i - pos + 1)); - pos = i + 1; - atStartOfLine = true; - } - } - Write(text.Substring(pos)); - } - - public void Write(string format, params object[] args) { - Write(string.Format(format, args)); - } - - private void Write(string data) { - if (data.Length == 0) { - return; - } - if (atStartOfLine) { - atStartOfLine = false; - writer.Write(indent); - } - writer.Write(data); - } - } -} |