/src/Forms/SubStationAlphaProperties.cs

using System;

using System.Collections.Generic;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using Nikse.SubtitleEdit.Logic;

using Nikse.SubtitleEdit.Logic.SubtitleFormats;



namespace Nikse.SubtitleEdit.Forms

{

    public sealed partial class SubStationAlphaProperties : Form

    {

        private Subtitle _subtitle;

        private bool _isSubStationAlpha;

        private string _videoFileName;



        public SubStationAlphaProperties(Subtitle subtitle, SubtitleFormat format, string videoFileName, string subtitleFileName)

        {

            InitializeComponent();

            _subtitle = subtitle;

            _isSubStationAlpha = format.FriendlyName == new SubStationAlpha().FriendlyName;

            _videoFileName = videoFileName;



            var l = Configuration.Settings.Language.SubStationAlphaProperties;

            if (_isSubStationAlpha)

            {

                Text = l.TitleSubstationAlpha;

                labelWrapStyle.Visible = false;

                comboBoxWrapStyle.Visible = false;

                checkBoxScaleBorderAndShadow.Visible = false;

                Height = Height - (comboBoxWrapStyle.Height + checkBoxScaleBorderAndShadow.Height + 8);

            }

            else

            {

                Text = l.Title;

            }



            comboBoxWrapStyle.SelectedIndex = 2;

            comboBoxCollision.SelectedIndex = 0;



            string header = subtitle.Header;

            if (subtitle.Header == null)

            {

                SubStationAlpha ssa = new SubStationAlpha();

                var sub = new Subtitle();

                var lines = new List<string>();

                foreach (string line in subtitle.ToText(ssa).Replace(Environment.NewLine, "\n").Split('\n'))

                    lines.Add(line);

                string title = "Untitled";

                if (!string.IsNullOrEmpty(subtitleFileName))

                    title = System.IO.Path.GetFileNameWithoutExtension(subtitleFileName);

                else if (!string.IsNullOrEmpty(videoFileName))

                    title = System.IO.Path.GetFileNameWithoutExtension(videoFileName);

                ssa.LoadSubtitle(sub, lines, title);

                header = sub.Header;

            }



            if (header != null)

            {

                foreach (string line in header.Split(Environment.NewLine.ToCharArray(), StringSplitOptions.RemoveEmptyEntries))

                {

                    string s = line.ToLower().Trim();

                    if (s.StartsWith("title:"))

                    {

                        textBoxTitle.Text = s.Remove(0, 6).Trim();

                    }

                    else if (s.StartsWith("original script:"))

                    {

                        textBoxOriginalScript.Text = s.Remove(0, 16).Trim();

                    }

                    else if (s.StartsWith("original translation:"))

                    {

                        textBoxTranslation.Text = s.Remove(0, 21).Trim();

                    }

                    else if (s.StartsWith("original editing:"))

                    {

                        textBoxEditing.Text = s.Remove(0, 17).Trim();

                    }

                    else if (s.StartsWith("original timing:"))

                    {

                        textBoxTiming.Text = s.Remove(0, 16).Trim();

                    }

                    else if (s.StartsWith("synch point:"))

                    {

                        textBoxSyncPoint.Text = s.Remove(0, 12).Trim();

                    }

                    else if (s.StartsWith("script updated by:"))

                    {

                        textBoxUpdatedBy.Text = s.Remove(0, 18).Trim();

                    }

                    else if (s.StartsWith("update details:"))

                    {

                        textBoxUpdateDetails.Text = s.Remove(0, 15).Trim();

                    }

                    else if (s.StartsWith("collisions:"))

                    {

                        if (s.Remove(0, 11).Trim() == "reverse")

                            comboBoxCollision.SelectedIndex = 1;

                    }

                    else if (s.StartsWith("playresx:"))

                    {

                        int number;

                        if (int.TryParse(s.Remove(0, 9).Trim(), out number))

                            numericUpDownVideoWidth.Value = number;

                    }

                    else if (s.StartsWith("playresy:"))

                    {

                        int number;

                        if (int.TryParse(s.Remove(0, 9).Trim(), out number))

                            numericUpDownVideoHeight.Value = number;

                    }

                    else if (s.StartsWith("scaledborderandshadow:"))

                    {

                        checkBoxScaleBorderAndShadow.Checked = s.Remove(0, 22).Trim().ToLower() == "yes";

                    }

                }

            }



            groupBoxScript.Text = l.Script;

            labelTitle.Text = l.ScriptTitle;

            labelOriginalScript.Text = l.OriginalScript;

            labelTranslation.Text = l.Translation;

            labelEditing.Text = l.Editing;

            labelTiming.Text = l.Timing;

            labelSyncPoint.Text = l.SyncPoint;

            labelUpdatedBy.Text = l.UpdatedBy;

            labelUpdateDetails.Text = l.UpdateDetails;

            groupBoxResolution.Text = l.Resolution;

            labelVideoResolution.Text = l.VideoResolution;

            groupBoxOptions.Text = l.Options;

            labelCollision.Text = l.Collision;

            labelWrapStyle.Text = l.WrapStyle;

            checkBoxScaleBorderAndShadow.Text = l.ScaleBorderAndShadow;



            buttonOK.Text = Configuration.Settings.Language.General.OK;

            buttonCancel.Text = Configuration.Settings.Language.General.Cancel;



            FixLargeFonts();

        }



        private void FixLargeFonts()

        {

            Graphics graphics = CreateGraphics();

            SizeF textSize = graphics.MeasureString(buttonCancel.Text, Font);

            if (textSize.Height > buttonCancel.Height - 4)

            {

                int newButtonHeight = (int)(textSize.Height + 7 + 0.5);

                Utilities.SetButtonHeight(this, newButtonHeight, 1);

            }

        }



        private void buttonCancel_Click(object sender, EventArgs e)

        {

            DialogResult = DialogResult.Cancel;

        }



        private string GetDefaultHeader()

        {

            SubtitleFormat format;

            if (_isSubStationAlpha)

                format = new SubStationAlpha();

            else

                format = new AdvancedSubStationAlpha();

            var sub = new Subtitle();

            string text = format.ToText(sub, string.Empty);

            string[] lineArray = text.Split(Environment.NewLine.ToCharArray());

            var lines = new List<string>();

            foreach (string line in lineArray)

                lines.Add(line);

            format.LoadSubtitle(sub, lines, string.Empty);

            return sub.Header.Trim();

        }



        private void buttonOK_Click(object sender, EventArgs e)

        {

            if (_subtitle.Header == null || !_subtitle.Header.ToLower().Contains("[script info]"))

                _subtitle.Header = GetDefaultHeader();



            string title = textBoxTitle.Text;

            if (title.Trim().Length == 0)

                title = "untitled";

            UpdateTag("Title", title, title.Trim().Length == 0);

            UpdateTag("Original Script", textBoxOriginalScript.Text, textBoxOriginalScript.Text.Trim().Length == 0);

            UpdateTag("Original Translation", textBoxTranslation.Text, textBoxTranslation.Text.Trim().Length == 0);

            UpdateTag("Original Editing", textBoxEditing.Text, textBoxEditing.Text.Trim().Length == 0);

            UpdateTag("Original Timing", textBoxTiming.Text, textBoxTiming.Text.Trim().Length == 0);

            UpdateTag("Synch Point", textBoxSyncPoint.Text, textBoxSyncPoint.Text.Trim().Length == 0);

            UpdateTag("Script Updated By", textBoxUpdatedBy.Text, textBoxUpdatedBy.Text.Trim().Length == 0);

            UpdateTag("Update Details", textBoxUpdateDetails.Text, textBoxUpdateDetails.Text.Trim().Length == 0);

            UpdateTag("PlayResX", numericUpDownVideoWidth.Value.ToString(), numericUpDownVideoWidth.Value == 0);

            UpdateTag("PlayResY", numericUpDownVideoHeight.Value.ToString(), numericUpDownVideoHeight.Value == 0);

            if (comboBoxCollision.SelectedIndex == 0)

                UpdateTag("collisions", "Normal", false); // normal

            else

                UpdateTag("collisions", "Reverse", false); // reverse



            if (!_isSubStationAlpha)

            {

                UpdateTag("wrapstyle", comboBoxWrapStyle.SelectedIndex.ToString(), false);

                if (checkBoxScaleBorderAndShadow.Checked)

                    UpdateTag("ScaledBorderAndShadow", "yes", false);

                else

                    UpdateTag("ScaledBorderAndShadow", "no", false);

            }



            DialogResult = DialogResult.OK;

        }



        private void UpdateTag(string tag, string text, bool remove)

        {

            bool scriptInfoOn = false;

            var sb = new StringBuilder();

            bool found = false;

            foreach (string line in _subtitle.Header.Split(Environment.NewLine.ToCharArray(), StringSplitOptions.RemoveEmptyEntries))

            {

                if (line.ToLower().StartsWith("[script info]"))

                {

                    scriptInfoOn = true;

                }

                else if (line.StartsWith("["))

                {

                    if (!found && scriptInfoOn && !remove)

                        sb.AppendLine(tag + ": " + text);

                    sb.AppendLine();

                    scriptInfoOn = false;

                }



                string s = line.ToLower();

                if (s.StartsWith(tag.ToLower() + ":"))

                {

                    if (!remove)

                        sb.AppendLine(line.Substring(0, tag.Length) + ": " + text);

                    found = true;

                }

                else

                {

                    sb.AppendLine(line);

                }

            }

            _subtitle.Header = sb.ToString().Trim();

        }



        private void SubStationAlphaProperties_KeyDown(object sender, KeyEventArgs e)

        {

            if (e.KeyCode == Keys.Escape)

                DialogResult = DialogResult.Cancel;

        }



        private void buttonGetResolutionFromVideo_Click(object sender, EventArgs e)

        {

            openFileDialog1.Title = Configuration.Settings.Language.General.OpenVideoFileTitle;

            openFileDialog1.FileName = string.Empty;

            openFileDialog1.Filter = Utilities.GetVideoFileFilter(false);

            openFileDialog1.FileName = string.Empty;

            if (string.IsNullOrEmpty(openFileDialog1.InitialDirectory) && !string.IsNullOrEmpty(_videoFileName))

            {

                openFileDialog1.InitialDirectory = System.IO.Path.GetDirectoryName(_videoFileName);

                openFileDialog1.FileName = System.IO.Path.GetFileName(_videoFileName);

            }



            if (openFileDialog1.ShowDialog() == DialogResult.OK)

            {

                VideoInfo info = Utilities.GetVideoInfo(openFileDialog1.FileName, delegate { Application.DoEvents(); });

                if (info != null && info.Success)

                {

                    numericUpDownVideoWidth.Value = info.Width;

                    numericUpDownVideoHeight.Value = info.Height;

                }

            }

        }



    }

}