private void ParsePageAtRule(CssData cssData, string atrule) { //Get blocks inside the at-rule var insideBlocks = RegexParserUtils.Match(RegexParserUtils.CssBlocks, atrule); // TODO: add page rules int startIdx = 0; string nestedAtrule; while ((nestedAtrule = RegexParserUtils.GetCssAtRules(atrule, ref startIdx)) != null) { // TODO: add margin box rules } }
/// <summary> /// Parse given stylesheet for media CSS blocks<br/> /// This blocks are added under the specific media block they are found. /// </summary> /// <param name="cssData">the CSS data to fill with parsed CSS objects</param> /// <param name="stylesheet">the stylesheet to parse</param> private void ParseAtRuleBlocks(CssData cssData, string stylesheet) { int startIdx = 0; string atrule; while ((atrule = RegexParserUtils.GetCssAtRules(stylesheet, ref startIdx)) != null) { //Just process @media rules if (atrule.StartsWith("@media", StringComparison.InvariantCultureIgnoreCase)) { ParseMediaAtRule(cssData, atrule); } else if (atrule.StartsWith("@page", StringComparison.InvariantCultureIgnoreCase)) { ParsePageAtRule(cssData, atrule); } } }
/// <summary> /// Parse given stylesheet for media CSS blocks<br/> /// This blocks are added under the specific media block they are found. /// </summary> /// <param name="cssData">the CSS data to fill with parsed CSS objects</param> /// <param name="stylesheet">the stylesheet to parse</param> private void ParseMediaStyleBlocks(CssData cssData, string stylesheet) { int startIdx = 0; string atrule; while ((atrule = RegexParserUtils.GetCssAtRules(stylesheet, ref startIdx)) != null) { //Just process @media rules if (!atrule.StartsWith("@media", StringComparison.InvariantCultureIgnoreCase)) { continue; } //Extract specified media types MatchCollection types = RegexParserUtils.Match(RegexParserUtils.CssMediaTypes, atrule); if (types.Count == 1) { string line = types[0].Value; if (line.StartsWith("@media", StringComparison.InvariantCultureIgnoreCase) && line.EndsWith("{")) { //Get specified media types in the at-rule string[] media = line.Substring(6, line.Length - 7).Split(' '); //Scan media types foreach (string t in media) { if (!String.IsNullOrEmpty(t.Trim())) { //Get blocks inside the at-rule var insideBlocks = RegexParserUtils.Match(RegexParserUtils.CssBlocks, atrule); //Scan blocks and feed them to the style sheet foreach (Match insideBlock in insideBlocks) { FeedStyleBlock(cssData, insideBlock.Value, t.Trim()); } } } } } } }