preliminary work on parser class

Change-Id: I792fd2a0f08f5383574f583b55e867056db36efe

webvttparser.cpp

@@ -11,5 +11,13 @@ IReader::~IReader()
 {
 }
 
+Parser::Parser(IReader* p) :
+    m_pReader(p)
+{
+}
+
+Parser::~Parser()
+{
+}
 
 }  //end namespace WebvttParser

webvttparser.hpp

@@ -9,12 +9,50 @@ class IReader
 protected:
     IReader();
     virtual ~IReader();
-    
+
 public:
     virtual int Read(char& c) = 0;
 
 };
 
+class Parser
+{
+private:
+    Parser(const Parser&);
+    Parser& operator=(const Parser&);
+
+public:
+    Parser(IReader*);
+    ~Parser();
+
+    int Parse();
+
+    //need to know kind:
+    // caption, description, metadata, etc
+    // is this a webvtt stream?
+    //
+    //cue identifier
+    //timestamp (or defaults?) + cue settings
+    //payload
+    //  preserve each line
+
+    //machine states:
+    //  parsing stream id ("webvtt")
+    //  parsing file-wide metadata
+    //  parsing cue
+    //
+    //within cue:
+    //  parsing line
+    //    is this a cue identifier or timestamp line?
+    //
+    //  parsing cue id
+    //  parsing timestamp
+    //  parsing lines, looking for end-of-cue
+
+private:
+    IReader* const m_pReader;
+
+};
 
 
 }  //end namespace WebvttParser