private void listBoxSubtitles_SelectedIndexChanged(object sender, EventArgs e)
        {
            int idx = listBoxSubtitles.SelectedIndex;
            if (idx < 0)
                return;

            int pid = _tsParser.SubtitlePacketIds[listBoxTracks.SelectedIndex];
            var list = _tsParser.GetDvbSubtitles(pid);

            var dvbBmp = list[idx].GetActiveImage();
            var nDvbBmp = new NikseBitmap(dvbBmp);
            nDvbBmp.CropTopTransparent(2);
            nDvbBmp.CropTransparentSidesAndBottom(2, true);
            dvbBmp.Dispose();
            var oldImage = pictureBox1.Image;
            pictureBox1.Image = nDvbBmp.GetBitmap();
            if (oldImage != null)
                oldImage.Dispose();
        }
Beispiel #2
0
        private static int CalcWidthViaDraw(string text, MakeBitmapParameter parameter)
        {
            //text = HtmlUtil.RemoveHtmlTags(text, true).Trim();
            text = text.Trim();
            var path = new GraphicsPath();
            var sb = new StringBuilder();
            int i = 0;
            bool isItalic = false;
            bool isBold = parameter.SubtitleFontBold;
            const float top = 5f;
            bool newLine = false;
            float left = 1.0f;
            float leftMargin = left;
            int newLinePathPoint = -1;
            Color c = parameter.SubtitleColor;
            var colorStack = new Stack<Color>();
            var lastText = new StringBuilder();
            var sf = new StringFormat { Alignment = StringAlignment.Near, LineAlignment = StringAlignment.Near };
            var bmp = new Bitmap(parameter.ScreenWidth, 200);
            var g = Graphics.FromImage(bmp);

            g.CompositingQuality = CompositingQuality.HighSpeed;
            g.SmoothingMode = SmoothingMode.HighSpeed;
            g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;

            Font font = SetFont(parameter, parameter.SubtitleFontSize);
            while (i < text.Length)
            {
                if (text.Substring(i).StartsWith("<font ", StringComparison.OrdinalIgnoreCase))
                {
                    float addLeft = 0;
                    int oldPathPointIndex = path.PointCount;
                    if (oldPathPointIndex < 0)
                        oldPathPointIndex = 0;

                    if (sb.Length > 0)
                    {
                        lastText.Append(sb);
                        TextDraw.DrawText(font, sf, path, sb, isItalic, parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    }
                    if (path.PointCount > 0)
                    {
                        var list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                        for (int k = oldPathPointIndex; k < list.Length; k++)
                        {
                            if (list[k].X > addLeft)
                                addLeft = list[k].X;
                        }
                    }
                    if (path.PointCount == 0)
                        addLeft = left;
                    else if (addLeft < 0.01)
                        addLeft = left + 2;
                    left = addLeft;

                    DrawShadowAndPath(parameter, g, path);
                    var p2 = new SolidBrush(c);
                    g.FillPath(p2, path);
                    p2.Dispose();
                    path.Reset();
                    path = new GraphicsPath();
                    sb = new StringBuilder();

                    int endIndex = text.Substring(i).IndexOf('>');
                    if (endIndex < 0)
                    {
                        i += 9999;
                    }
                    else
                    {
                        string fontContent = text.Substring(i, endIndex);
                        if (fontContent.Contains(" color="))
                        {
                            string[] arr = fontContent.Substring(fontContent.IndexOf(" color=", StringComparison.Ordinal) + 7).Trim().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
                            if (arr.Length > 0)
                            {
                                string fontColor = arr[0].Trim('\'').Trim('"').Trim('\'');
                                try
                                {
                                    colorStack.Push(c); // save old color
                                    if (fontColor.StartsWith("rgb("))
                                    {
                                        arr = fontColor.Remove(0, 4).TrimEnd(')').Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
                                        c = Color.FromArgb(int.Parse(arr[0]), int.Parse(arr[1]), int.Parse(arr[2]));
                                    }
                                    else
                                    {
                                        c = ColorTranslator.FromHtml(fontColor);
                                    }
                                }
                                catch
                                {
                                    c = parameter.SubtitleColor;
                                }
                            }
                        }
                        i += endIndex;
                    }
                }
                else if (text.Substring(i).StartsWith("</font>", StringComparison.OrdinalIgnoreCase))
                {
                    if (text.Substring(i).ToLower().Replace("</font>", string.Empty).Length > 0)
                    {
                        if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                        {
                            string t = sb.ToString();
                            sb.Clear();
                            sb.Append(' ');
                            sb.Append(t);
                        }

                        float addLeft = 0;
                        int oldPathPointIndex = path.PointCount - 1;
                        if (oldPathPointIndex < 0)
                            oldPathPointIndex = 0;
                        if (sb.Length > 0)
                        {
                            if (lastText.Length > 0 && left > 2)
                                left -= 1.5f;

                            lastText.Append(sb);

                            TextDraw.DrawText(font, sf, path, sb, isItalic, parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                        }
                        if (path.PointCount > 0)
                        {
                            var list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                            for (int k = oldPathPointIndex; k < list.Length; k++)
                            {
                                if (list[k].X > addLeft)
                                    addLeft = list[k].X;
                            }
                        }
                        if (addLeft < 0.01)
                            addLeft = left + 2;
                        left = addLeft;

                        DrawShadowAndPath(parameter, g, path);
                        g.FillPath(new SolidBrush(c), path);
                        path.Reset();
                        sb = new StringBuilder();
                        if (colorStack.Count > 0)
                            c = colorStack.Pop();
                        if (left >= 3)
                            left -= 2.5f;
                    }
                    i += 6;
                }
                else if (text.Substring(i).StartsWith("<i>", StringComparison.OrdinalIgnoreCase))
                {
                    if (sb.Length > 0)
                    {
                        lastText.Append(sb);
                        TextDraw.DrawText(font, sf, path, sb, isItalic, parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    }
                    isItalic = true;
                    i += 2;
                }
                else if (text.Substring(i).StartsWith("</i>", StringComparison.OrdinalIgnoreCase) && isItalic)
                {
                    if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                    {
                        string t = sb.ToString();
                        sb.Clear();
                        sb.Append(' ');
                        sb.Append(t);
                    }
                    lastText.Append(sb);
                    TextDraw.DrawText(font, sf, path, sb, isItalic, parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    isItalic = false;
                    i += 3;
                }
                else if (text.Substring(i).StartsWith("<b>", StringComparison.OrdinalIgnoreCase))
                {
                    if (sb.Length > 0)
                    {
                        lastText.Append(sb);
                        TextDraw.DrawText(font, sf, path, sb, isItalic, isBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    }
                    isBold = true;
                    i += 2;
                }
                else if (text.Substring(i).StartsWith("</b>", StringComparison.OrdinalIgnoreCase) && isBold)
                {
                    if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                    {
                        string t = sb.ToString();
                        sb.Clear();
                        sb.Append(' ');
                        sb.Append(t);
                    }
                    lastText.Append(sb);
                    TextDraw.DrawText(font, sf, path, sb, isItalic, isBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    isBold = false;
                    i += 3;
                }
                else
                {
                    sb.Append(text[i]);
                }
                i++;
            }
            if (sb.Length > 0)
                TextDraw.DrawText(font, sf, path, sb, isItalic, parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);

            DrawShadowAndPath(parameter, g, path);
            g.FillPath(new SolidBrush(c), path);
            g.Dispose();

            var nbmp = new NikseBitmap(bmp);
            nbmp.CropTransparentSidesAndBottom(0, true);
            bmp.Dispose();
            font.Dispose();
            sf.Dispose();
            return nbmp.Width;
        }
Beispiel #3
0
        private static NikseBitmap Make3DTopBottom(MakeBitmapParameter parameter, NikseBitmap nbmp)
        {
            Bitmap singleBmp = nbmp.GetBitmap();
            Bitmap singleHalfBmp = ScaleToHalfHeight(singleBmp);
            singleBmp.Dispose();
            var topBottomBmp = new Bitmap(parameter.ScreenWidth, parameter.ScreenHeight - parameter.BottomMargin);
            int singleHeight = parameter.ScreenHeight / 2;
            int leftM = (parameter.ScreenWidth / 2) - (singleHalfBmp.Width / 2);

            using (Graphics gTopBottom = Graphics.FromImage(topBottomBmp))
            {
                gTopBottom.DrawImage(singleHalfBmp, leftM + parameter.Depth3D, singleHeight - singleHalfBmp.Height - parameter.BottomMargin);
                gTopBottom.DrawImage(singleHalfBmp, leftM - parameter.Depth3D, parameter.ScreenHeight - parameter.BottomMargin - singleHalfBmp.Height);
            }
            nbmp = new NikseBitmap(topBottomBmp);
            if (parameter.BackgroundColor == Color.Transparent)
            {
                nbmp.CropTop(2, Color.Transparent);
                nbmp.CropTransparentSidesAndBottom(2, false);
            }
            else
            {
                nbmp.CropTop(4, parameter.BackgroundColor);
                nbmp.CropSidesAndBottom(4, parameter.BackgroundColor, false);
            }
            return nbmp;
        }
Beispiel #4
0
        private static Bitmap GenerateImageFromTextWithStyleInner(MakeBitmapParameter parameter)
        {
            string text = parameter.P.Text;

            text = Utilities.RemoveSsaTags(text);

            text = text.Replace("<I>", "<i>");
            text = text.Replace("</I>", "</i>");
            text = HtmlUtil.FixInvalidItalicTags(text);

            text = text.Replace("<B>", "<b>");
            text = text.Replace("</B>", "</b>");

            // no support for underline
            text = HtmlUtil.RemoveOpenCloseTags(text, HtmlUtil.TagUnderline);

            Font font = null;
            Bitmap bmp = null;
            try
            {
                font = SetFont(parameter, parameter.SubtitleFontSize);
                var lineHeight = parameter.LineHeight; // (textSize.Height * 0.64f);

                SizeF textSize;
                using (var bmpTemp = new Bitmap(1, 1))
                using (var g = Graphics.FromImage(bmpTemp))
                {
                    textSize = g.MeasureString(HtmlUtil.RemoveHtmlTags(text), font);
                }
                int sizeX = (int)(textSize.Width * 1.8) + 150;
                int sizeY = (int)(textSize.Height * 0.9) + 50;
                if (sizeX < 1)
                    sizeX = 1;
                if (sizeY < 1)
                    sizeY = 1;
                if (parameter.BackgroundColor != Color.Transparent)
                {
                    var nbmpTemp = new NikseBitmap(sizeX, sizeY);
                    nbmpTemp.Fill(parameter.BackgroundColor);
                    bmp = nbmpTemp.GetBitmap();
                }
                else
                {
                    bmp = new Bitmap(sizeX, sizeY);
                }

                // align lines with gjpqy, a bit lower
                var lines = text.SplitToLines();
                int baseLinePadding = 13;
                if (parameter.SubtitleFontSize < 30)
                    baseLinePadding = 12;
                if (parameter.SubtitleFontSize < 25)
                    baseLinePadding = 9;
                if (lines.Length > 0)
                {
                    var lastLine = lines[lines.Length - 1];
                    if (lastLine.Contains(new[] { 'g', 'j', 'p', 'q', 'y', ',', 'ý', 'ę', 'ç', 'Ç' }))
                    {
                        var textNoBelow = lastLine.Replace('g', 'a').Replace('j', 'a').Replace('p', 'a').Replace('q', 'a').Replace('y', 'a').Replace(',', 'a').Replace('ý', 'a').Replace('ę', 'a').Replace('ç', 'a').Replace('Ç', 'a');
                        baseLinePadding -= (int)Math.Round((TextDraw.MeasureTextHeight(font, lastLine, parameter.SubtitleFontBold) - TextDraw.MeasureTextHeight(font, textNoBelow, parameter.SubtitleFontBold)));
                    }
                    else
                    {
                        baseLinePadding += 1;
                    }
                    if (baseLinePadding < 0)
                        baseLinePadding = 0;
                }

                // TODO: Better baseline - test http://bobpowell.net/formattingtext.aspx
                //float baselineOffset=font.SizeInPoints/font.FontFamily.GetEmHeight(font.Style)*font.FontFamily.GetCellAscent(font.Style);
                //float baselineOffsetPixels = g.DpiY/72f*baselineOffset;
                //baseLinePadding = (int)Math.Round(baselineOffsetPixels);

                var lefts = new List<float>();
                if (text.Contains("<font", StringComparison.OrdinalIgnoreCase) || text.Contains("<i>", StringComparison.OrdinalIgnoreCase) || text.Contains("<b>", StringComparison.OrdinalIgnoreCase))
                {
                    bool tempItalicOn = false;
                    bool tempBoldOn = false;
                    foreach (string line in text.SplitToLines())
                    {
                        var tempLine = HtmlUtil.RemoveOpenCloseTags(line, HtmlUtil.TagFont);

                        if (tempItalicOn)
                            tempLine = "<i>" + tempLine;

                        if (tempBoldOn)
                            tempLine = "<b>" + tempLine;

                        if (tempLine.Contains("<i>") && !tempLine.Contains("</i>"))
                            tempItalicOn = true;

                        if (tempLine.Contains("<b>") && !tempLine.Contains("</b>"))
                            tempBoldOn = true;

                        if (parameter.AlignLeft)
                            lefts.Add(5);
                        else if (parameter.AlignRight)
                            lefts.Add(bmp.Width - CalcWidthViaDraw(tempLine, parameter) - 15); // calculate via drawing+crop
                        else
                            lefts.Add((float)((bmp.Width - CalcWidthViaDraw(tempLine, parameter) + 5.0) / 2.0)); // calculate via drawing+crop

                        if (line.Contains("</i>"))
                            tempItalicOn = false;

                        if (line.Contains("</b>"))
                            tempBoldOn = false;
                    }
                }
                else
                {
                    foreach (var line in HtmlUtil.RemoveOpenCloseTags(text, HtmlUtil.TagItalic, HtmlUtil.TagFont).SplitToLines())
                    {
                        if (parameter.AlignLeft)
                            lefts.Add(5);
                        else if (parameter.AlignRight)
                            lefts.Add(bmp.Width - (TextDraw.MeasureTextWidth(font, line, parameter.SubtitleFontBold) + 15));
                        else
                            lefts.Add((float)((bmp.Width - TextDraw.MeasureTextWidth(font, line, parameter.SubtitleFontBold) + 15) / 2.0));
                    }
                }

                var sf = new StringFormat { Alignment = StringAlignment.Near, LineAlignment = StringAlignment.Near };

                using (var g = Graphics.FromImage(bmp))
                {
                    g.CompositingQuality = CompositingQuality.HighQuality;
                    g.InterpolationMode = InterpolationMode.HighQualityBicubic;
                    g.SmoothingMode = SmoothingMode.HighQuality;
                    g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;

                    if (parameter.SimpleRendering)
                    {
                        if (text.StartsWith("<font ", StringComparison.Ordinal) && Utilities.CountTagInText(text, "<font") == 1)
                        {
                            parameter.SubtitleColor = Utilities.GetColorFromFontString(text, parameter.SubtitleColor);
                        }

                        text = HtmlUtil.RemoveHtmlTags(text, true); // TODO: Perhaps check single color...
                        var brush = new SolidBrush(parameter.BorderColor);
                        int x = 3;
                        const int y = 3;
                        sf.Alignment = StringAlignment.Near;
                        if (parameter.AlignLeft)
                        {
                            sf.Alignment = StringAlignment.Near;
                        }
                        else if (parameter.AlignRight)
                        {
                            sf.Alignment = StringAlignment.Far;
                            x = parameter.ScreenWidth - 5;
                        }
                        else
                        {
                            sf.Alignment = StringAlignment.Center;
                            x = parameter.ScreenWidth / 2;
                        }

                        bmp = new Bitmap(parameter.ScreenWidth, sizeY);

                        Graphics surface = Graphics.FromImage(bmp);
                        surface.CompositingQuality = CompositingQuality.HighSpeed;
                        surface.InterpolationMode = InterpolationMode.Default;
                        surface.SmoothingMode = SmoothingMode.HighSpeed;
                        surface.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
                        for (int j = 0; j < parameter.BorderWidth; j++)
                        {
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y + 1 + j }, sf);

                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y + 1 + j }, sf);

                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j + 1, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - j - 1, Y = y + 1 - j }, sf);

                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y + 1 - j }, sf);

                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j + 1, Y = y + 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 1 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y - 0 + j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + j - 1, Y = y + 1 + j }, sf);

                            surface.DrawString(text, font, brush, new PointF { X = x, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x + 1, Y = y + 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - 1, Y = y - 1 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - 1, Y = y - 0 - j }, sf);
                            surface.DrawString(text, font, brush, new PointF { X = x - 1, Y = y + 1 - j }, sf);
                        }
                        brush.Dispose();
                        brush = new SolidBrush(parameter.SubtitleColor);
                        surface.CompositingQuality = CompositingQuality.HighQuality;
                        surface.SmoothingMode = SmoothingMode.HighQuality;
                        surface.InterpolationMode = InterpolationMode.HighQualityBicubic;
                        surface.DrawString(text, font, brush, new PointF { X = x, Y = y }, sf);
                        surface.Dispose();
                        brush.Dispose();
                    }
                    else
                    {
                        var path = new GraphicsPath();
                        var sb = new StringBuilder();
                        bool isItalic = false;
                        bool isBold = parameter.SubtitleFontBold;
                        float left = 5;
                        if (lefts.Count > 0)
                            left = lefts[0];
                        float top = 5;
                        bool newLine = false;
                        int lineNumber = 0;
                        float leftMargin = left;
                        int newLinePathPoint = -1;
                        Color c = parameter.SubtitleColor;
                        var colorStack = new Stack<Color>();
                        var lastText = new StringBuilder();
                        int numberOfCharsOnCurrentLine = 0;
                        for (var i = 0; i < text.Length; i++)
                        {
                            if (text.Substring(i).StartsWith("<font ", StringComparison.OrdinalIgnoreCase))
                            {
                                float addLeft = 0;
                                int oldPathPointIndex = path.PointCount;
                                if (oldPathPointIndex < 0)
                                    oldPathPointIndex = 0;

                                if (sb.Length > 0)
                                {
                                    lastText.Append(sb);
                                    TextDraw.DrawText(font, sf, path, sb, isItalic, isBold || parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                }
                                if (path.PointCount > 0)
                                {
                                    var list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                                    for (int k = oldPathPointIndex; k < list.Length; k++)
                                    {
                                        if (list[k].X > addLeft)
                                            addLeft = list[k].X;
                                    }
                                }
                                if (path.PointCount == 0)
                                    addLeft = left;
                                else if (addLeft < 0.01)
                                    addLeft = left + 2;
                                left = addLeft;

                                DrawShadowAndPath(parameter, g, path);
                                var p2 = new SolidBrush(c);
                                g.FillPath(p2, path);
                                p2.Dispose();
                                path.Reset();
                                path = new GraphicsPath();
                                sb = new StringBuilder();

                                int endIndex = text.Substring(i).IndexOf('>');
                                if (endIndex < 0)
                                {
                                    i += 9999;
                                }
                                else
                                {
                                    string fontContent = text.Substring(i, endIndex);
                                    if (fontContent.Contains(" color="))
                                    {
                                        string[] arr = fontContent.Substring(fontContent.IndexOf(" color=", StringComparison.Ordinal) + 7).Trim().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
                                        if (arr.Length > 0)
                                        {
                                            string fontColor = arr[0].Trim('\'').Trim('"').Trim('\'');
                                            try
                                            {
                                                colorStack.Push(c); // save old color
                                                if (fontColor.StartsWith("rgb(", StringComparison.Ordinal))
                                                {
                                                    arr = fontColor.Remove(0, 4).TrimEnd(')').Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
                                                    c = Color.FromArgb(int.Parse(arr[0]), int.Parse(arr[1]), int.Parse(arr[2]));
                                                }
                                                else
                                                {
                                                    c = ColorTranslator.FromHtml(fontColor);
                                                }
                                            }
                                            catch
                                            {
                                                c = parameter.SubtitleColor;
                                            }
                                        }
                                    }
                                    i += endIndex;
                                }
                            }
                            else if (text.Substring(i).StartsWith("</font>", StringComparison.OrdinalIgnoreCase))
                            {
                                if (text.Substring(i).ToLower().Replace("</font>", string.Empty).Length > 0)
                                {
                                    if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                                    {
                                        string t = sb.ToString();
                                        sb.Clear();
                                        sb.Append(' ');
                                        sb.Append(t);
                                    }

                                    float addLeft = 0;
                                    int oldPathPointIndex = path.PointCount - 1;
                                    if (oldPathPointIndex < 0)
                                        oldPathPointIndex = 0;
                                    if (sb.Length > 0)
                                    {
                                        if (lastText.Length > 0 && left > 2)
                                            left -= 1.5f;

                                        lastText.Append(sb);

                                        TextDraw.DrawText(font, sf, path, sb, isItalic, isBold || parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                    }
                                    if (path.PointCount > 0)
                                    {
                                        var list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                                        for (int k = oldPathPointIndex; k < list.Length; k++)
                                        {
                                            if (list[k].X > addLeft)
                                                addLeft = list[k].X;
                                        }
                                    }
                                    if (addLeft < 0.01)
                                        addLeft = left + 2;
                                    left = addLeft;

                                    DrawShadowAndPath(parameter, g, path);
                                    g.FillPath(new SolidBrush(c), path);
                                    path.Reset();
                                    sb = new StringBuilder();
                                    if (colorStack.Count > 0)
                                        c = colorStack.Pop();
                                    if (left >= 3)
                                        left -= 2.5f;
                                }
                                i += 6;
                            }
                            else if (text.Substring(i).StartsWith("<i>", StringComparison.OrdinalIgnoreCase))
                            {
                                if (sb.Length > 0)
                                {
                                    lastText.Append(sb);
                                    TextDraw.DrawText(font, sf, path, sb, isItalic, isBold || parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                }
                                isItalic = true;
                                i += 2;
                            }
                            else if (text.Substring(i).StartsWith("</i>", StringComparison.OrdinalIgnoreCase) && isItalic)
                            {
                                if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                                {
                                    string t = sb.ToString();
                                    sb.Clear();
                                    sb.Append(' ');
                                    sb.Append(t);
                                }
                                lastText.Append(sb);
                                TextDraw.DrawText(font, sf, path, sb, isItalic, isBold || parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                isItalic = false;
                                i += 3;
                            }
                            else if (text.Substring(i).StartsWith("<b>", StringComparison.OrdinalIgnoreCase))
                            {
                                if (sb.Length > 0)
                                {
                                    lastText.Append(sb);
                                    TextDraw.DrawText(font, sf, path, sb, isItalic, isBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                }
                                isBold = true;
                                i += 2;
                            }
                            else if (text.Substring(i).StartsWith("</b>", StringComparison.OrdinalIgnoreCase) && isBold)
                            {
                                if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                                {
                                    string t = sb.ToString();
                                    sb.Clear();
                                    sb.Append(' ');
                                    sb.Append(t);
                                }
                                lastText.Append(sb);
                                TextDraw.DrawText(font, sf, path, sb, isItalic, isBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                                isBold = false;
                                i += 3;
                            }
                            else if (text.Substring(i).StartsWith(Environment.NewLine, StringComparison.Ordinal))
                            {
                                lastText.Append(sb);
                                TextDraw.DrawText(font, sf, path, sb, isItalic, isBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);

                                top += lineHeight;
                                newLine = true;
                                i += Environment.NewLine.Length - 1;
                                lineNumber++;
                                if (lineNumber < lefts.Count)
                                {
                                    leftMargin = lefts[lineNumber];
                                    left = leftMargin;
                                }
                                numberOfCharsOnCurrentLine = 0;
                            }
                            else
                            {
                                if (numberOfCharsOnCurrentLine != 0 || text[i] != ' ')
                                {
                                    sb.Append(text[i]);
                                    numberOfCharsOnCurrentLine++;
                                }
                            }
                        }
                        if (sb.Length > 0)
                            TextDraw.DrawText(font, sf, path, sb, isItalic, isBold || parameter.SubtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);

                        DrawShadowAndPath(parameter, g, path);
                        g.FillPath(new SolidBrush(c), path);
                    }
                }
                sf.Dispose();

                var nbmp = new NikseBitmap(bmp);
                if (parameter.BackgroundColor == Color.Transparent)
                {
                    nbmp.CropTransparentSidesAndBottom(baseLinePadding, true);
                    nbmp.CropTransparentSidesAndBottom(2, false);
                }
                else
                {
                    nbmp.CropSidesAndBottom(4, parameter.BackgroundColor, true);
                    nbmp.CropTop(4, parameter.BackgroundColor);
                }

                if (nbmp.Width > parameter.ScreenWidth)
                {
                    parameter.Error = "#" + parameter.P.Number.ToString(CultureInfo.InvariantCulture) + ": " + nbmp.Width.ToString(CultureInfo.InvariantCulture) + " > " + parameter.ScreenWidth.ToString(CultureInfo.InvariantCulture);
                }

                if (parameter.Type3D == 1) // Half-side-by-side 3D
                {
                    Bitmap singleBmp = nbmp.GetBitmap();
                    Bitmap singleHalfBmp = ScaleToHalfWidth(singleBmp);
                    singleBmp.Dispose();
                    var sideBySideBmp = new Bitmap(parameter.ScreenWidth, singleHalfBmp.Height);
                    int singleWidth = parameter.ScreenWidth / 2;
                    int singleLeftMargin = (singleWidth - singleHalfBmp.Width) / 2;

                    using (Graphics gSideBySide = Graphics.FromImage(sideBySideBmp))
                    {
                        gSideBySide.DrawImage(singleHalfBmp, singleLeftMargin + parameter.Depth3D, 0);
                        gSideBySide.DrawImage(singleHalfBmp, singleWidth + singleLeftMargin - parameter.Depth3D, 0);
                    }
                    nbmp = new NikseBitmap(sideBySideBmp);
                    if (parameter.BackgroundColor == Color.Transparent)
                        nbmp.CropTransparentSidesAndBottom(2, true);
                    else
                        nbmp.CropSidesAndBottom(4, parameter.BackgroundColor, true);
                }
                else if (parameter.Type3D == 2) // Half-Top/Bottom 3D
                {
                    nbmp = Make3DTopBottom(parameter, nbmp);
                }
                return nbmp.GetBitmap();
            }
            finally
            {
                if (font != null)
                {
                    font.Dispose();
                }
                if (bmp != null)
                {
                    bmp.Dispose();
                }
            }
        }
Beispiel #5
0
        private Bitmap GenerateImageFromTextWithStyle(string text)
        {
            const bool subtitleFontBold = false;
            bool subtitleAlignLeft = comboBoxHAlign.SelectedIndex == 0;

            // remove styles for display text (except italic)
            text = RemoveSubStationAlphaFormatting(text);
            text = text.Replace("<b>", string.Empty);
            text = text.Replace("</b>", string.Empty);
            text = text.Replace("<B>", string.Empty);
            text = text.Replace("</B>", string.Empty);
            text = text.Replace("<u>", string.Empty);
            text = text.Replace("</u>", string.Empty);
            text = text.Replace("<U>", string.Empty);
            text = text.Replace("</U>", string.Empty);

            Font font;
            try
            {
                font = new Font(_subtitleFontName, _subtitleFontSize, FontStyle.Regular);
            }
            catch (Exception exception)
            {
                MessageBox.Show(exception.Message);
                font = new Font(FontFamily.Families[0].Name, _subtitleFontSize);
            }
            var bmp = new Bitmap(400, 200);
            var g = Graphics.FromImage(bmp);

            SizeF textSize = g.MeasureString("Hj!", font);
            var lineHeight = (textSize.Height * 0.64f);

            textSize = g.MeasureString(HtmlUtil.RemoveHtmlTags(text), font);
            g.Dispose();
            bmp.Dispose();
            int sizeX = (int)(textSize.Width * 0.8) + 40;
            int sizeY = (int)(textSize.Height * 0.8) + 30;
            if (sizeX < 1)
                sizeX = 1;
            if (sizeY < 1)
                sizeY = 1;
            bmp = new Bitmap(sizeX, sizeY);
            g = Graphics.FromImage(bmp);

            var lefts = new List<float>();
            foreach (var line in HtmlUtil.RemoveOpenCloseTags(text, HtmlUtil.TagItalic, HtmlUtil.TagFont).SplitToLines())
            {
                if (subtitleAlignLeft)
                    lefts.Add(5);
                else
                    lefts.Add((float)(bmp.Width - g.MeasureString(line, font).Width * 0.8 + 15) / 2);
            }

            g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
            g.SmoothingMode = SmoothingMode.AntiAlias;
            g.CompositingQuality = CompositingQuality.HighQuality;

            var sf = new StringFormat();
            sf.Alignment = StringAlignment.Near;
            sf.LineAlignment = StringAlignment.Near;// draw the text to a path
            var path = new GraphicsPath();

            // display italic
            var sb = new StringBuilder();
            int i = 0;
            bool isItalic = false;
            float left = 5;
            if (lefts.Count > 0)
                left = lefts[0];
            float top = 5;
            bool newLine = false;
            int lineNumber = 0;
            float leftMargin = left;
            bool italicFromStart = false;
            int newLinePathPoint = -1;
            Color c = _subtitleColor;
            var colorStack = new Stack<Color>();
            var lastText = new StringBuilder();
            while (i < text.Length)
            {
                if (text.Substring(i).StartsWith("<font ", StringComparison.OrdinalIgnoreCase))
                {
                    float addLeft = 0;
                    int oldPathPointIndex = path.PointCount;
                    if (oldPathPointIndex < 0)
                        oldPathPointIndex = 0;

                    if (sb.Length > 0)
                    {
                        TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    }
                    if (path.PointCount > 0)
                    {
                        PointF[] list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                        for (int k = oldPathPointIndex; k < list.Length; k++)
                        {
                            if (list[k].X > addLeft)
                                addLeft = list[k].X;
                        }
                    }
                    if (addLeft == 0)
                        addLeft = left + 2;
                    left = addLeft;

                    if (_borderWidth > 0)
                        g.DrawPath(new Pen(_borderColor, _borderWidth), path);
                    g.FillPath(new SolidBrush(c), path);
                    path.Reset();
                    path = new GraphicsPath();
                    sb = new StringBuilder();

                    int endIndex = text.Substring(i).IndexOf('>');
                    if (endIndex < 0)
                    {
                        i += 9999;
                    }
                    else
                    {
                        string fontContent = text.Substring(i, endIndex);
                        if (fontContent.Contains(" color="))
                        {
                            var arr = fontContent.Substring(fontContent.IndexOf(" color=", StringComparison.Ordinal) + 7).Trim().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
                            if (arr.Length > 0)
                            {
                                string fontColor = arr[0].Trim('\'').Trim('"').Trim('\'');
                                try
                                {
                                    colorStack.Push(c); // save old color
                                    if (fontColor.StartsWith("rgb("))
                                    {
                                        arr = fontColor.Remove(0, 4).TrimEnd(')').Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
                                        c = Color.FromArgb(int.Parse(arr[0]), int.Parse(arr[1]), int.Parse(arr[2]));
                                    }
                                    else
                                    {
                                        c = ColorTranslator.FromHtml(fontColor);
                                    }
                                }
                                catch
                                {
                                    c = _subtitleColor;
                                }
                            }
                        }
                        i += endIndex;
                    }
                }
                else if (text.Substring(i).StartsWith("</font>", StringComparison.OrdinalIgnoreCase))
                {
                    if (text.Substring(i).ToLower().Replace("</font>", string.Empty).Length > 0)
                    {
                        if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                        {
                            string t = sb.ToString();
                            sb.Clear();
                            sb.Append(' ');
                            sb.Append(t);
                        }

                        float addLeft = 0;
                        int oldPathPointIndex = path.PointCount - 1;
                        if (oldPathPointIndex < 0)
                            oldPathPointIndex = 0;
                        if (sb.Length > 0)
                        {
                            TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                        }
                        if (path.PointCount > 0)
                        {
                            PointF[] list = (PointF[])path.PathPoints.Clone(); // avoid using very slow path.PathPoints indexer!!!
                            for (int k = oldPathPointIndex; k < list.Length; k++)
                            {
                                if (list[k].X > addLeft)
                                    addLeft = list[k].X;
                            }
                        }
                        if (addLeft == 0)
                            addLeft = left + 2;
                        left = addLeft;

                        if (_borderWidth > 0)
                            g.DrawPath(new Pen(_borderColor, _borderWidth), path);
                        g.FillPath(new SolidBrush(c), path);
                        path.Reset();
                        //path = new GraphicsPath();
                        sb = new StringBuilder();
                        if (colorStack.Count > 0)
                            c = colorStack.Pop();
                    }
                    i += 6;
                }
                else if (text.Substring(i).StartsWith("<i>", StringComparison.OrdinalIgnoreCase))
                {
                    italicFromStart = i == 0;
                    if (sb.Length > 0)
                    {
                        TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    }
                    isItalic = true;
                    i += 2;
                }
                else if (text.Substring(i).StartsWith("</i>", StringComparison.OrdinalIgnoreCase) && isItalic)
                {
                    if (lastText.EndsWith(' ') && !sb.StartsWith(' '))
                    {
                        string t = sb.ToString();
                        sb.Clear();
                        sb.Append(' ');
                        sb.Append(t);
                    }
                    TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
                    isItalic = false;
                    i += 3;
                }
                else if (text.Substring(i).StartsWith(Environment.NewLine))
                {
                    TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);

                    top += lineHeight;
                    newLine = true;
                    i += Environment.NewLine.Length - 1;
                    lineNumber++;
                    if (lineNumber < lefts.Count)
                    {
                        leftMargin = lefts[lineNumber];
                        left = leftMargin;
                    }
                    if (isItalic)
                        italicFromStart = true;
                }
                else
                {
                    sb.Append(text[i]);
                }
                i++;
            }
            if (sb.Length > 0)
                TextDraw.DrawText(font, sf, path, sb, isItalic, subtitleFontBold, false, left, top, ref newLine, leftMargin, ref newLinePathPoint);
            sf.Dispose();

            if (_borderWidth > 0)
                g.DrawPath(new Pen(_borderColor, _borderWidth), path);
            g.FillPath(new SolidBrush(c), path);
            g.Dispose();
            var nbmp = new NikseBitmap(bmp);
            nbmp.CropTransparentSidesAndBottom(2, true);
            return nbmp.GetBitmap();
        }