public void ParseCSSWithComments_Performance()
{
var css = commentedCSS;
int repeatCount = 1000;
Stopwatch counter = Stopwatch.StartNew();
for (int i = 0; i < repeatCount; i++)
{
var cssparser = new Scryber.Styles.Parsing.CSSStyleParser(css, null);
StyleCollection col = new StyleCollection();
foreach (var style in cssparser)
{
col.Add(style);
}
}
counter.Stop();
var elapsed = counter.Elapsed.TotalMilliseconds / repeatCount;
Assert.IsTrue(elapsed < 0.20, "Took too long to parse. Expected < 0.15ms per string, Actual : " + elapsed + "ms");
}
public CSSStyleEnumerator(StringEnumerator str, CSSStyleParser owner, PDFContextBase context)
{
this._str = str;
this._owner = owner;
this._context = context;
this._log = context == null ? new DoNothingTraceLog(TraceRecordLevel.Off) : context.TraceLog;
}
public void CSSParserWithComments()
{
var css = @"
/* This is the grey body */
body.grey
{
background-color:#808080; /* body background */
color: #222;
}
body.grey div /* Inner divs */{
padding: 10px;
/*color: #AAA;*/
margin:15px;
}
body.grey div.reverse{
/* Reverse the colors */
background-color: #222;
color:#808080;
}";
var cssparser = new Scryber.Styles.Parsing.CSSStyleParser(css, null);
StyleCollection col = new StyleCollection();
foreach (var style in cssparser)
{
col.Add(style);
}
Assert.AreEqual(3, col.Count);
//First one
var one = col[0] as StyleDefn;
Assert.AreEqual("body.grey", one.Match.ToString());
Assert.AreEqual(2, one.ValueCount);
Assert.AreEqual((PDFColor)"#808080", one.GetValue(StyleKeys.BgColorKey, PDFColors.Transparent));
Assert.AreEqual((PDFColor)"#222", one.GetValue(StyleKeys.FillColorKey, PDFColors.Transparent));
var two = col[1] as StyleDefn;
Assert.AreEqual("body.grey div", two.Match.ToString());
Assert.AreEqual(10, two.ValueCount); //All, Top, Left, Bottom and Right are all set for Margins and Padding
// 96 pixels per inch, 72 points per inch
Assert.AreEqual(7.5, two.GetValue(StyleKeys.PaddingAllKey, PDFUnit.Zero).PointsValue);
Assert.AreEqual(11.25, two.GetValue(StyleKeys.MarginsAllKey, PDFUnit.Zero).PointsValue);
var three = col[2] as StyleDefn;
Assert.AreEqual("body.grey div.reverse", three.Match.ToString());
Assert.AreEqual(2, one.ValueCount);
Assert.AreEqual((PDFColor)"#222", three.GetValue(StyleKeys.BgColorKey, PDFColors.Transparent));
Assert.AreEqual((PDFColor)"#808080", three.GetValue(StyleKeys.FillColorKey, PDFColors.Transparent));
}
public void ParseCSSWithComments()
{
var css = commentedCSS;
var cssparser = new Scryber.Styles.Parsing.CSSStyleParser(css, null);
StyleCollection col = new StyleCollection();
foreach (var style in cssparser)
{
col.Add(style);
}
Assert.AreEqual(3, col.Count);
//First one
var one = col[0] as StyleDefn;
Assert.AreEqual("body.grey", one.Match.ToString());
Assert.AreEqual(2, one.ValueCount);
Assert.AreEqual((PDFColor)"#808080", one.GetValue(StyleKeys.BgColorKey, PDFColors.Transparent));
Assert.AreEqual((PDFColor)"#222", one.GetValue(StyleKeys.FillColorKey, PDFColors.Transparent));
var two = col[1] as StyleDefn;
Assert.AreEqual("body.grey div", two.Match.ToString());
Assert.AreEqual(10, two.ValueCount); //All, Top, Left, Bottom and Right are all set for Margins and Padding
// 96 pixels per inch, 72 points per inch
Assert.AreEqual(7.5, two.GetValue(StyleKeys.PaddingAllKey, PDFUnit.Zero).PointsValue);
Assert.AreEqual(11.25, two.GetValue(StyleKeys.MarginsAllKey, PDFUnit.Zero).PointsValue);
var three = col[2] as StyleDefn;
Assert.AreEqual("body.grey div.reverse", three.Match.ToString());
Assert.AreEqual(2 + 4 + 4, three.ValueCount); //2 colors and 4 each for margins and padding
Assert.AreEqual((PDFColor)"#222", three.GetValue(StyleKeys.BgColorKey, PDFColors.Transparent));
Assert.AreEqual((PDFColor)"#808080", three.GetValue(StyleKeys.FillColorKey, PDFColors.Transparent));
Assert.AreEqual((PDFUnit)20, three.GetValue(StyleKeys.MarginsTopKey, 0.0));
Assert.AreEqual((PDFUnit)20, three.GetValue(StyleKeys.MarginsBottomKey, 0.0));
Assert.AreEqual((PDFUnit)10, three.GetValue(StyleKeys.MarginsLeftKey, 0.0));
Assert.AreEqual((PDFUnit)10, three.GetValue(StyleKeys.MarginsRightKey, 0.0));
Assert.AreEqual((PDFUnit)10, three.GetValue(StyleKeys.PaddingTopKey, 0.0));
Assert.AreEqual((PDFUnit)5, three.GetValue(StyleKeys.PaddingRightKey, 0.0));
Assert.AreEqual((PDFUnit)15, three.GetValue(StyleKeys.PaddingBottomKey, 0.0));
Assert.AreEqual((PDFUnit)1, three.GetValue(StyleKeys.PaddingLeftKey, 0.0));
}
public CSSStyleEnumerator(StringEnumerator str, CSSStyleParser owner, PDFTraceLog log)
{
this._str = str;
this._owner = owner;
this._log = log;
}
public void ParseMinifiedCssFile()
{
//This is a minimised version of the styles above
var path = System.Environment.CurrentDirectory;
path = System.IO.Path.Combine(path, "../../../Content/HTML/CSS/include.min.css");
path = System.IO.Path.GetFullPath(path);
var css = System.IO.File.ReadAllText(path);
var cssparser = new Scryber.Styles.Parsing.CSSStyleParser(css, null);
StyleCollection col = new StyleCollection();
foreach (var style in cssparser)
{
col.Add(style);
}
//Sames tests, just with a minimised file
Assert.AreEqual(6, col.Count);
//Top one should be a media query
Assert.IsInstanceOfType(col[0], typeof(StyleMediaGroup));
var media = (StyleMediaGroup)col[0];
Assert.AreEqual("screen", media.Media.Type);
Assert.AreEqual(2, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
//Second one normal style
Assert.IsInstanceOfType(col[1], typeof(StyleDefn));
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
Assert.AreEqual(2, col[1].ValueCount);
//Third is a media for print
Assert.IsInstanceOfType(col[2], typeof(StyleMediaGroup));
media = (StyleMediaGroup)col[2];
Assert.AreEqual("print", media.Media.Type);
Assert.AreEqual(1, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
//Fourth and Fifth are normal
Assert.IsInstanceOfType(col[3], typeof(StyleDefn));
Assert.AreEqual(10, col[3].ValueCount); //All, Top, Left, Bottom and Right are all set for Margins and Padding
Assert.AreEqual("body.grey div", (col[3] as StyleDefn).Match.ToString());
Assert.IsInstanceOfType(col[4], typeof(StyleDefn));
Assert.AreEqual(2, col[4].ValueCount); //Include the background type
Assert.AreEqual("body.grey div.reverse", (col[4] as StyleDefn).Match.ToString());
//Sixth is nested
Assert.IsInstanceOfType(col[5], typeof(StyleMediaGroup));
media = (StyleMediaGroup)col[5];
Assert.AreEqual("print", media.Media.Type);
Assert.AreEqual(1, media.Styles.Count);
Assert.IsInstanceOfType(media.Styles[0], typeof(StyleMediaGroup));
//inner item
media = media.Styles[0] as StyleMediaGroup;
Assert.IsTrue(string.IsNullOrEmpty(media.Media.Type));
Assert.AreEqual("(orientation:portrait)", media.Media.Features);
//one inner style
Assert.AreEqual(1, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
}
public void ParseCSSWithMedia()
{
var css = @"
@media only screen and (min-width : 1224px) {
body.grey{
font-family:'Times New Roman', Times, serif
}
body.grey div{
font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif
}
}
/* This is the grey body */
body.grey
{
background-color:#808080; /* body background */
color: #222;
}
@media print and (orientation: landscape)
{
body.grey{
font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif
}
}
body.grey div{
padding: 10px;
/*color: #AAA;*/
margin:10px;
}
body.grey div.reverse{
/* Reverse the colors */
background-color: #222;
color:#808080;
}
@media print {
/* Nested media selector*/
@media (orientation: portrait) {
body.grey {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
font-weight: bold;
}
}
}
";
var cssparser = new Scryber.Styles.Parsing.CSSStyleParser(css, null);
StyleCollection col = new StyleCollection();
foreach (var style in cssparser)
{
col.Add(style);
}
Assert.AreEqual(6, col.Count);
//Top one should be a media query
Assert.IsInstanceOfType(col[0], typeof(StyleMediaGroup));
var media = (StyleMediaGroup)col[0];
Assert.AreEqual("screen", media.Media.Type);
Assert.AreEqual(2, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
//Second one normal style
Assert.IsInstanceOfType(col[1], typeof(StyleDefn));
Assert.AreEqual(2, col[1].ValueCount);
//Third is a media for print
Assert.IsInstanceOfType(col[2], typeof(StyleMediaGroup));
media = (StyleMediaGroup)col[2];
Assert.AreEqual("print", media.Media.Type);
Assert.AreEqual(1, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
//Fourth and Fifth are normal
Assert.IsInstanceOfType(col[3], typeof(StyleDefn));
Assert.AreEqual(10, col[3].ValueCount); //All, Top, Left, Bottom and Right are all set for Margins and Padding
Assert.AreEqual("body.grey div", (col[3] as StyleDefn).Match.ToString());
Assert.IsInstanceOfType(col[4], typeof(StyleDefn));
Assert.AreEqual(2, col[4].ValueCount); //Include the background type
Assert.AreEqual("body.grey div.reverse", (col[4] as StyleDefn).Match.ToString());
//Sixth is nested
Assert.IsInstanceOfType(col[5], typeof(StyleMediaGroup));
media = (StyleMediaGroup)col[5];
Assert.AreEqual("print", media.Media.Type);
Assert.AreEqual(1, media.Styles.Count);
Assert.IsInstanceOfType(media.Styles[0], typeof(StyleMediaGroup));
//inner item
media = media.Styles[0] as StyleMediaGroup;
Assert.IsTrue(string.IsNullOrEmpty(media.Media.Type));
Assert.AreEqual("(orientation: portrait)", media.Media.Features);
//one inner style
Assert.AreEqual(1, media.Styles.Count);
Assert.AreEqual("body.grey", (media.Styles[0] as StyleDefn).Match.ToString());
}
