internal string Build (SubtitleCollection collection, SubtitleProperties subtitleProperties, FileProperties fileProperties) {
this.subtitleProperties = subtitleProperties;
StringBuilder output = new StringBuilder();
if (format.HasHeaders)
output.Append(format.HeadersToString(subtitleProperties, fileProperties));
if (format.HasBodyBegin)
output.Append(format.BodyBeginOut);
string subtitleExpression = GetSubtitleExpression(format, subtitleProperties, fileProperties);
Regex fieldExpression = new Regex(@"<<(?<Field>\w+)(,(?<Width>\d+))?>>");
MatchEvaluator matchEvaluator = new MatchEvaluator(this.FieldEvaluator);
foreach (Subtitle currentSubtitle in collection) {
subtitle = currentSubtitle;
string outputSubtitle = fieldExpression.Replace(subtitleExpression, matchEvaluator);
output.Append(outputSubtitle);
output.Append("\n");
subtitleNumber++;
previousSubtitle = subtitle;
}
if (format.HasBodyEnd)
output.Append(format.BodyEndOut);
subtitle = null;
previousSubtitle = null;
subtitleNumber = 1;
ConvertNewlines(output, fileProperties);
return output.ToString();
}
public override void Undo () {
if (this.subtitleAfter == null) {
this.subtitleAfter = Base.Document.Subtitles[this.FirstPath];
}
Base.Document.Subtitles.Remove(this.FirstPath);
Base.Ui.View.Insert(this.subtitlesBefore, this.FirstPath, this.FirstPath);
PostProcess();
}
// can be optimized
internal override void SubtitleInputPostProcess (Subtitle subtitle) {
string subtitleText = subtitle.Text.Get(lineBreak);
string styleText = String.Empty;
MatchCollection matches = styleExpression.Matches(subtitleText);
foreach (Match match in matches) {
styleText += match.Value;
}
Style style = StringToStyle(styleText);
subtitle.Style = style;
subtitleText = styleExpression.Replace(subtitleText, String.Empty);
subtitle.Text.Set(subtitleText, lineBreak, true);
}
private void ReadSubtitles (Encoding encoding, ParsingProperties properties, SubtitleCollection collection) {
string[] lines = text.Split(new char[] {'\n'});
for (int i = 0; i < lines.Length; i++) {
SubtitleText stext = ParseSubtitleText(lines[i]);
Style style = new Style();
if(!stext.IsEmpty) {
Subtitle subtitle = new Subtitle(null, stext, style);
collection.Add(subtitle);
}
}
}
protected override string GetSubtitleTextContent (Subtitle subtitle) {
return subtitle.Text.Get();
}
protected override void ChangeSubtitleTextContent (Subtitle subtitle, string text) {
subtitle.Text.Set(text);
}
protected void OnSubtitleSelectionChanged (TreePath[] paths, Subtitle subtitle) {
if (subtitle != null)
LoadSubtitle(subtitle);
else
ClearFields();
}
private void OnSubtitleSelectionChanged (TreePath[] paths, Subtitle subtitle) {
if ((subtitle != null) && IsLoaded)
SetSelectionDependentControlsSensitivity(true);
else
SetSelectionDependentControlsSensitivity(false);
}
/// <summary>Creates a subtitle based on the subtitle at the specified index and adds it to the
/// collection, inserting it right after that index.</summary>
/// <remarks>The newly created subtitle's times will be based on the specified subtitle.
/// Its duration will be <see cref="SubtitleConstants.MaxSingleLineSubtitleDuration" />.</remarks>
/// <param name="index">The zero-based index after which the subtitle should be inserted.</param>
/// <param name="subtitleProperties">The SubtitleProperties of the subtitles.</param>
/// <param name="timeBetweenSubtitles">The gap to keep after the existing subtitle, in milliseconds.</param>
/// <returns>True if the subtitle could be added, false otherwise.</returns>
public bool AddNewAfter (int index, SubtitleProperties subtitleProperties, int timeBetweenSubtitles) {
Subtitle existing = Get(index);
if (existing == null)
return false;
TimeSpan subtitleStart = existing.Times.End + TimeSpan.FromMilliseconds(timeBetweenSubtitles);
TimeSpan subtitleEnd = subtitleStart + TimeSpan.FromSeconds(SubtitleConstants.AverageSubtitleDuration);
Subtitle subtitle = new Subtitle(subtitleProperties, subtitleStart, subtitleEnd);
Add(subtitle, index + 1);
return true;
}
protected abstract void ChangeSubtitleTextContent (Subtitle subtitle, string text);
private void LoadDurationTiming (Subtitle subtitle) {
durationSpinButton.ValueChanged -= OnDurationValueChanged;
if (timingMode == TimingMode.Frames)
durationSpinButton.Value = subtitle.Frames.Duration;
else
durationSpinButton.Value = subtitle.Times.Duration.TotalMilliseconds;
durationSpinButton.ValueChanged += OnDurationValueChanged;
}
private void OnSubtitleViewSelectionChanged (TreePath[] paths, Subtitle subtitle) {
if (subtitle != null) {
/* One subtitle selected */
SetStylesActivity(subtitle.Style.Bold, subtitle.Style.Italic, subtitle.Style.Underline);
SetNonZeroSelectionDependentSensitivity(1, true);
SetOneSelectionDependentSensitivity(true);
}
else {
SetOneSelectionDependentSensitivity(false);
int selectionCount = paths.Length;
if (selectionCount == 0) {
/* No selection */
SetNonZeroSelectionDependentSensitivity(selectionCount, false);
SetStylesActivity(false, false, false);
}
else {
/* Multiple paths selected */
SetNonZeroSelectionDependentSensitivity(selectionCount, true);
bool bold, italic, underline;
GetGlobalStyles(paths, out bold, out italic, out underline);
SetStylesActivity(bold, italic, underline);
}
}
}
/* Public methods */
/// <summary></summary>
/// <remarks>SubtitleProperties is not cloned and should be set afterwards.</remarks>
public Subtitle Clone (SubtitleProperties propertiesClone) {
Subtitle subtitleClone = new Subtitle();
Times timesClone = this.times.Clone(subtitleClone);
Frames framesClone = this.frames.Clone(subtitleClone);
SubtitleText textClone = this.text.Clone() as SubtitleText;
SubtitleText translationClone = (this.translation != null ? this.translation.Clone() as SubtitleText : null);
Style styleClone = this.style.Clone() as Style;
subtitleClone.SetFieldsForDeepClone(propertiesClone, timesClone, framesClone, textClone, translationClone, styleClone);
return subtitleClone;
}
public void Insert (Subtitle[] subtitles, TreePath firstPath, TreePath focus) {
for (int index = 0, pathIndex = Util.PathToInt(firstPath) ; index < subtitles.Length ; index++, pathIndex++) {
Subtitle subtitle = subtitles[index];
this.subtitles.Add(subtitle, pathIndex);
}
TreePath lastPath = Util.IntToPath(Util.PathToInt(firstPath) + subtitles.Length - 1);
TreePath[] pathRange = new TreePath[]{firstPath, lastPath};
selection.SelectRange(pathRange, focus, true);
}
/// <summary>Inserts a collection of subtitles in the specified paths.</summary>
/// <param name="subtitles">The subtitles to insert.</param>
/// <param name="paths">The paths corresponding to each of the subtitles. There must be the same number of paths as there are for subtitles.</param>
/// <param name="focus">The path that should be given the focus.</param>
public void Insert (Subtitle[] subtitles, TreePath[] paths, TreePath focus) {
for (int index = 0 ; index < subtitles.Length ; index++) {
Subtitle subtitle = subtitles[index];
TreePath path = paths[index];
int pathIndex = Util.PathToInt(path);
this.subtitles.Add(subtitle, pathIndex);
}
selection.Select(paths, focus, true);
}
/// <summary>Inserts a subtitle in the specified path.</summary>
public void Insert (Subtitle subtitle, TreePath path) {
int index = Util.PathToInt(path);
subtitles.Add(subtitle, index);
selection.Select(path, true, true);
}
private void LoadStartTiming (Subtitle subtitle) {
startSpinButton.ValueChanged -= OnStartValueChanged;
if (timingMode == TimingMode.Frames)
startSpinButton.Value = subtitle.Frames.Start;
else
startSpinButton.Value = subtitle.Times.Start.TotalMilliseconds;
startSpinButton.ValueChanged += OnStartValueChanged;
}
public ChangeTimingCommand (int frames, string description, bool seekAfterChange): base(description, true, true) {
this.subtitle = Base.Document.Subtitles[Path];
this.storedFrames = frames;
this.seekAfterChange = seekAfterChange;
}
private void LoadEndTiming (Subtitle subtitle) {
endSpinButton.ValueChanged -= OnEndValueChanged;
if (timingMode == TimingMode.Frames)
endSpinButton.Value = subtitle.Frames.End;
else
endSpinButton.Value = subtitle.Times.End.TotalMilliseconds;
endSpinButton.ValueChanged += OnEndValueChanged;
}
public ChangeTimingCommand (TimeSpan time, string description, bool seekAfterChange): base(description, true, true) {
this.subtitle = Base.Document.Subtitles[Path];
this.storedTime = time;
this.seekAfterChange = seekAfterChange;
}
private void OnSubtitleSelectionChanged (TreePath[] paths, Subtitle subtitle) {
if (subtitle != null)
LoadTimings();
else
ClearFields();
}
/// <summary>Adds a subtitle to the end of the collection.</summary>
/// <param name="subtitle">The subtitle to add.</param>
public void Add (Subtitle subtitle){
subtitles.Add(subtitle);
}
/// <summary>Creates a subtitle based on the subtitle at the specified index and adds it to the
/// collection, inserting it right before that index.</summary>
/// <remarks>The newly created subtitle's times will be based on the specified subtitle. Its duration
/// will be <see cref="SubtitleConstants.MaxSingleLineSubtitleDuration" />. Both the start and end times
/// times will be wrapped to zero if they are negative.</remarks>
/// <param name="index">The zero-based index before which the subtitle should be inserted.</param>
/// <param name="subtitleProperties">The SubtitleProperties of the subtitles.</param>
/// <param name="timeBetweenSubtitles">The gap to keep before the existing subtitle, in milliseconds.</param>
/// <returns>True if the subtitle could be added, false otherwise.</returns>
public bool AddNewBefore (int index, SubtitleProperties subtitleProperties, int timeBetweenSubtitles) {
Subtitle existing = Get(index);
if (existing == null)
return false;
TimeSpan subtitleEnd = existing.Times.Start - TimeSpan.FromMilliseconds(timeBetweenSubtitles);
if (subtitleEnd < TimeSpan.Zero)
subtitleEnd = TimeSpan.FromSeconds(0);
TimeSpan subtitleStart = subtitleEnd - TimeSpan.FromSeconds(SubtitleConstants.AverageSubtitleDuration);
if (subtitleStart < TimeSpan.Zero)
subtitleStart = TimeSpan.FromSeconds(0);
Subtitle subtitle = new Subtitle(subtitleProperties, subtitleStart, subtitleEnd);
Add(subtitle, index);
return true;
}
internal virtual void SubtitleInputPostProcess (Subtitle subtitle) {
return;
}
/// <summary>Creates a subtitle and adds it to the collection, inserting it at the specified index
/// and with the specified start time.</summary>
/// <remarks>The newly created subtitle's duration will be
/// <see cref="SubtitleConstants.MaxSingleLineSubtitleDuration" />.</remarks>
/// <param name="index">The zero-based index at which the subtitle should be inserted.</param>
/// <param name="subtitleProperties">The SubtitleProperties of the subtitles.</param>
/// <param name="start">The time at which the new subtitle will start</para>
/// <returns>True if the subtitle could be added, false otherwise.</returns>
public bool AddNewAt (int index, SubtitleProperties subtitleProperties, TimeSpan start) {
if ((index < 0) || (index > Count))
return false;
TimeSpan subtitleStart = start;
TimeSpan subtitleEnd = subtitleStart + TimeSpan.FromSeconds(SubtitleConstants.AverageSubtitleDuration);
Subtitle subtitle = new Subtitle(subtitleProperties, subtitleStart, subtitleEnd);
Add(subtitle, index);
return true;
}
protected abstract string GetSubtitleTextContent (Subtitle subtitle);
/// <summary>Adds a subtitle to the collection, inserting it at the specified index.</summary>
/// <param name="subtitle">The subtitle to add.</param>
/// <param name="index">The zero-based index at which the subtitle should be inserted.</param>
public void Add (Subtitle subtitle, int index){
subtitles.Insert(index, subtitle);
}
/// <summary>Appends a subtitle to the end of the list.</summary>
public void Add (Subtitle subtitle) {
Collection.Add(subtitle);
model.AppendValues(subtitle);
}
/* Public members */
public override bool Execute () {
InsertNew();
subtitle = Base.Document.Subtitles[newPath];
return true;
}
/// <summary>Adds a subtitle to the specified position on the list.</summary>
public void Add (Subtitle subtitle, int index) {
Collection.Add(subtitle, index);
model.SetValue(model.Insert(index), 0, subtitle);
}
