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Movies.cs - simplify some code

This commit is contained in:
adelikat 2014-04-06 19:01:00 +00:00
parent 770ddc26db
commit eac51f7c66
1 changed files with 120 additions and 158 deletions
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278
BizHawk.Client.Common/movie/Movie.cs
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@ -10,20 +10,26 @@ namespace BizHawk.Client.Common
{
public class Movie : IMovie
{
#region Constructors
private readonly MovieLog _log = new MovieLog();
private readonly PlatformFrameRates _frameRates = new PlatformFrameRates();
private Moviemode _mode = Moviemode.Inactive;
private int _preloadFramecount; // Not a a reliable number, used for preloading (when no log has yet been loaded), this is only for quick stat compilation for dialogs such as play movie
private bool _changes;
private int? _loopOffset;
public Movie(string filename, bool startsFromSavestate = false)
: this(startsFromSavestate)
{
Header.Rerecords = 0;
Filename = filename;
Loaded = !String.IsNullOrWhiteSpace(filename);
Loaded = !string.IsNullOrWhiteSpace(filename);
}
public Movie(bool startsFromSavestate = false)
{
Header = new MovieHeader();
Filename = String.Empty;
Filename = string.Empty;
_preloadFramecount = 0;
Header.StartsFromSavestate = startsFromSavestate;
@ -32,7 +38,7 @@ namespace BizHawk.Client.Common
MakeBackup = true;
}
#endregion
private enum Moviemode { Inactive, Play, Record, Finished }
#region Properties
@ -57,14 +63,13 @@ namespace BizHawk.Client.Common
{
return double.PositiveInfinity;
}
else if (Loaded)
if (Loaded)
{
return _log.Length;
}
else
{
return _preloadFramecount;
}
return _preloadFramecount;
}
}
@ -175,7 +180,7 @@ namespace BizHawk.Client.Common
public void Save()
{
if (!Loaded || String.IsNullOrWhiteSpace(Filename))
if (!Loaded || string.IsNullOrWhiteSpace(Filename))
{
return;
}
@ -186,14 +191,14 @@ namespace BizHawk.Client.Common
public void SaveBackup()
{
if (!Loaded || String.IsNullOrWhiteSpace(Filename))
if (!Loaded || string.IsNullOrWhiteSpace(Filename))
{
return;
}
var backupName = Filename;
backupName = backupName.Insert(Filename.LastIndexOf("."), String.Format(".{0:yyyy-MM-dd HH.mm.ss}", DateTime.Now));
backupName = Path.Combine(Global.Config.PathEntries["Global", "Movie backups"].Path, Path.GetFileName(backupName) ?? String.Empty);
backupName = backupName.Insert(Filename.LastIndexOf("."), string.Format(".{0:yyyy-MM-dd HH.mm.ss}", DateTime.Now));
backupName = Path.Combine(Global.Config.PathEntries["Global", "Movie backups"].Path, Path.GetFileName(backupName) ?? string.Empty);
var directory_info = new FileInfo(backupName).Directory;
if (directory_info != null)
@ -216,11 +221,9 @@ namespace BizHawk.Client.Common
{
return false;
}
else
{
Header.Clear();
_log.Clear();
}
Header.Clear();
_log.Clear();
var origStreamPosn = hawkFile.GetStream().Position;
hawkFile.GetStream().Position = 0; // Reset to start
@ -243,7 +246,7 @@ namespace BizHawk.Client.Common
continue;
}
}
else if (String.IsNullOrWhiteSpace(line) || Header.ParseLineFromFile(line))
else if (string.IsNullOrWhiteSpace(line) || Header.ParseLineFromFile(line))
{
continue;
}
@ -277,13 +280,55 @@ namespace BizHawk.Client.Common
public bool Load()
{
var file = new FileInfo(Filename);
if (file.Exists == false)
{
Loaded = false;
return false;
}
Header.Clear();
_log.Clear();
return LoadText();
using (var sr = file.OpenText())
{
string line;
while ((line = sr.ReadLine()) != null)
{
if (line == string.Empty)
{
continue;
}
if (line.Contains("LoopOffset"))
{
try
{
_loopOffset = int.Parse(line.Split(new[] { ' ' }, 2)[1]);
}
catch (Exception)
{
continue;
}
}
else if (Header.ParseLineFromFile(line))
{
continue;
}
else if (line.StartsWith("|"))
{
_log.AppendFrame(line);
}
else
{
Header.Comments.Add(line);
}
}
}
Loaded = true;
return true;
}
#endregion
@ -316,16 +361,12 @@ namespace BizHawk.Client.Common
return _log[getframe];
}
else
{
return String.Empty;
}
}
else
{
Finish();
return String.Empty;
return string.Empty;
}
Finish();
return string.Empty;
}
public void ClearFrame(int frame)
@ -336,7 +377,7 @@ namespace BizHawk.Client.Common
public void AppendFrame(IController source)
{
MnemonicsGenerator mg = new MnemonicsGenerator();
var mg = new MnemonicsGenerator();
mg.SetSource(source);
_log.AppendFrame(mg.GetControllersAsMnemonic());
_changes = true;
@ -355,7 +396,7 @@ namespace BizHawk.Client.Common
public void PokeFrame(int frame, IController source)
{
MnemonicsGenerator mg = new MnemonicsGenerator();
var mg = new MnemonicsGenerator();
mg.SetSource(source);
_changes = true;
@ -375,7 +416,7 @@ namespace BizHawk.Client.Common
}
}
MnemonicsGenerator mg = new MnemonicsGenerator();
var mg = new MnemonicsGenerator();
mg.SetSource(source);
_changes = true;
@ -400,7 +441,7 @@ namespace BizHawk.Client.Common
public bool ExtractInputLog(TextReader reader, out string errorMessage)
{
errorMessage = String.Empty;
errorMessage = string.Empty;
int? stateFrame = null;
// We are in record mode so replace the movie log with the one from the savestate
@ -420,19 +461,18 @@ namespace BizHawk.Client.Common
{
break;
}
else if (line.Trim() == String.Empty)
if (line.Trim() == string.Empty || line == "[Input]")
{
continue;
}
else if (line == "[Input]")
{
continue;
}
else if (line == "[/Input]")
if (line == "[/Input]")
{
break;
}
else if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
{
var strs = line.Split('x');
try
@ -466,7 +506,7 @@ namespace BizHawk.Client.Common
}
else
{
int i = 0;
var i = 0;
while (true)
{
var line = reader.ReadLine();
@ -474,19 +514,18 @@ namespace BizHawk.Client.Common
{
break;
}
else if (line.Trim() == string.Empty)
if (line.Trim() == string.Empty || line == "[Input]")
{
continue;
}
else if (line == "[Input]")
{
continue;
}
else if (line == "[/Input]")
if (line == "[/Input]")
{
break;
}
else if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
{
var strs = line.Split('x');
try
@ -520,12 +559,12 @@ namespace BizHawk.Client.Common
}
}
if (stateFrame == null)
if (!stateFrame.HasValue)
{
errorMessage = "Savestate Frame number failed to parse";
}
var stateFramei = (int)stateFrame;
var stateFramei = stateFrame ?? 0;
if (stateFramei > 0 && stateFramei < _log.Length)
{
@ -558,12 +597,12 @@ namespace BizHawk.Client.Common
{
get
{
double dblseconds = GetSeconds(Loaded ? _log.Length : _preloadFramecount);
int seconds = (int)(dblseconds % 60);
int days = seconds / 86400;
int hours = seconds / 3600;
int minutes = (seconds / 60) % 60;
int milliseconds = (int)((dblseconds - (double)seconds) * 1000);
var dblseconds = GetSeconds(Loaded ? _log.Length : _preloadFramecount);
var seconds = (int)(dblseconds % 60);
var days = seconds / 86400;
var hours = seconds / 3600;
var minutes = (seconds / 60) % 60;
var milliseconds = (int)((dblseconds - seconds) * 1000);
return new TimeSpan(days, hours, minutes, seconds, milliseconds);
}
}
@ -571,9 +610,9 @@ namespace BizHawk.Client.Common
public bool CheckTimeLines(TextReader reader, out string errorMessage)
{
// This function will compare the movie data to the savestate movie data to see if they match
errorMessage = String.Empty;
errorMessage = string.Empty;
var log = new MovieLog();
int stateFrame = 0;
var stateFrame = 0;
while (true)
{
var line = reader.ReadLine();
@ -581,11 +620,13 @@ namespace BizHawk.Client.Common
{
return false;
}
else if (line.Trim() == string.Empty)
if (line.Trim() == string.Empty)
{
continue;
}
else if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
{
var strs = line.Split('x');
try
@ -636,14 +677,13 @@ namespace BizHawk.Client.Common
{
return true;
}
else
{
errorMessage = "The savestate is from frame "
+ log.Length
+ " which is greater than the current movie length of "
+ _log.Length;
return false;
}
errorMessage = "The savestate is from frame "
+ log.Length
+ " which is greater than the current movie length of "
+ _log.Length;
return false;
}
for (var i = 0; i < stateFrame; i++)
@ -653,6 +693,7 @@ namespace BizHawk.Client.Common
errorMessage = "The savestate input does not match the movie input at frame "
+ (i + 1)
+ ".";
return false;
}
}
@ -664,12 +705,11 @@ namespace BizHawk.Client.Common
_mode = Moviemode.Finished;
return true;
}
else
{
return false;
}
return false;
}
else if (_mode == Moviemode.Finished)
if (_mode == Moviemode.Finished)
{
_mode = Moviemode.Play;
}
@ -679,106 +719,28 @@ namespace BizHawk.Client.Common
#endregion
#region Private Vars
private readonly MovieLog _log = new MovieLog();
private enum Moviemode { Inactive, Play, Record, Finished };
private Moviemode _mode = Moviemode.Inactive;
private int _preloadFramecount; // Not a a reliable number, used for preloading (when no log has yet been loaded), this is only for quick stat compilation for dialogs such as play movie
private bool _changes;
private int? _loopOffset;
private readonly PlatformFrameRates _frameRates = new PlatformFrameRates();
#endregion
#region Helpers
private void Write(string fn)
{
using (var fs = new FileStream(fn, FileMode.Create, FileAccess.Write, FileShare.Read))
{
WriteText(fs);
}
}
private void WriteText(Stream stream)
{
using (var sw = new StreamWriter(stream))
{
sw.Write(Header.ToString());
// TODO: clean this up
if (_loopOffset.HasValue)
using (var sw = new StreamWriter(fs))
{
sw.WriteLine("LoopOffset " + _loopOffset);
}
sw.Write(Header.ToString());
foreach (var input in _log)
{
sw.WriteLine(input);
}
}
}
private bool LoadText()
{
var file = new FileInfo(Filename);
if (file.Exists == false)
{
Loaded = false;
return false;
}
else
{
Header.Clear();
_log.Clear();
}
using (var sr = file.OpenText())
{
string line;
while ((line = sr.ReadLine()) != null)
{
if (line == String.Empty)
// TODO: clean this up
if (_loopOffset.HasValue)
{
continue;
sw.WriteLine("LoopOffset " + _loopOffset);
}
if (line.Contains("LoopOffset"))
foreach (var input in _log)
{
try
{
_loopOffset = int.Parse(line.Split(new[] { ' ' }, 2)[1]);
}
catch (Exception)
{
continue;
}
}
else if (Header.ParseLineFromFile(line))
{
continue;
}
else if (line.StartsWith("|"))
{
_log.AppendFrame(line);
}
else
{
Header.Comments.Add(line);
sw.WriteLine(input);
}
}
}
Loaded = true;
return true;
}
private static string MakeDigits(int num)
{
return num < 10 ? "0" + num : num.ToString();
}
private double GetSeconds(int frameCount)