public virtual void ConvertFloatMinimumToPdfTest()
{
float expected = 1.4E-45f;
float actual = SvgCssUtils.ConvertPtsToPx(float.Epsilon);
NUnit.Framework.Assert.AreEqual(expected, actual, 0f);
}
public virtual void ConvertLongerFloatToStringTest()
{
String expected = "0.1234567";
String actual = SvgCssUtils.ConvertFloatToString(0.1234567f);
NUnit.Framework.Assert.AreEqual(expected, actual);
}
public virtual void ConvertFloatMaximumToPdfTest()
{
float expected = float.PositiveInfinity;
float actual = SvgCssUtils.ConvertPtsToPx(float.MaxValue);
NUnit.Framework.Assert.AreEqual(expected, actual, 0f);
}
public virtual void NormalConvertPtsToPxTest()
{
float[] input = new float[] { -1f, 0f, 1f };
float[] expected = new float[] { -1.3333334f, 0f, 1.3333334f };
for (int i = 0; i < input.Length; i++)
{
float actual = SvgCssUtils.ConvertPtsToPx(input[i]);
NUnit.Framework.Assert.AreEqual(expected[i], actual, 0f);
}
}
public virtual void CompareIsStyleSheetLinkResult()
{
iText.StyledXmlParser.Jsoup.Nodes.Element element = new iText.StyledXmlParser.Jsoup.Nodes.Element(iText.StyledXmlParser.Jsoup.Parser.Tag
.ValueOf("link"), "");
element.Attr(CommonAttributeConstants.REL, CommonAttributeConstants.STYLESHEET);
JsoupElementNode elementNode = new JsoupElementNode(element);
bool expected = CssUtils.IsStyleSheetLink(elementNode);
bool actual = SvgCssUtils.IsStyleSheetLink(elementNode);
NUnit.Framework.Assert.AreEqual(actual, expected);
}
public virtual void NewLineSplitValueTest()
{
String input = "1\n2\n3\n4";
IList <String> expected = new List <String>();
expected.Add("1");
expected.Add("2");
expected.Add("3");
expected.Add("4");
IList <String> actual = SvgCssUtils.SplitValueList(input);
NUnit.Framework.Assert.AreEqual(expected, actual);
}
public virtual void CommaSplitValueTest()
{
String input = "a,b,c,d";
IList <String> expected = new List <String>();
expected.Add("a");
expected.Add("b");
expected.Add("c");
expected.Add("d");
IList <String> actual = SvgCssUtils.SplitValueList(input);
NUnit.Framework.Assert.AreEqual(expected, actual);
}
public virtual void MixedCommaWhitespaceSplitValueTest()
{
String input = "1,2 a,b";
IList <String> expected = new List <String>();
expected.Add("1");
expected.Add("2");
expected.Add("a");
expected.Add("b");
IList <String> actual = SvgCssUtils.SplitValueList(input);
NUnit.Framework.Assert.AreEqual(expected, actual);
}
public virtual void LeadingAndTrailingWhiteSpaceTest()
{
String input = " -140.465,-116.438 -163.725,-103.028 -259.805,-47.618 ";
IList <String> expected = new List <String>();
expected.Add("-140.465");
expected.Add("-116.438");
expected.Add("-163.725");
expected.Add("-103.028");
expected.Add("-259.805");
expected.Add("-47.618");
IList <String> actual = SvgCssUtils.SplitValueList(input);
NUnit.Framework.Assert.AreEqual(expected, actual);
}
/// <summary>Converts relative coordinates to absolute ones.</summary>
/// <remarks>
/// Converts relative coordinates to absolute ones. Assumes that relative coordinates are represented by
/// an array of coordinates with length proportional to the length of current coordinates array,
/// so that current coordinates array is applied in segments to the relative coordinates array
/// </remarks>
/// <param name="relativeCoordinates">the initial set of coordinates</param>
/// <param name="currentCoordinates">an array representing the point relative to which the relativeCoordinates are defined
/// </param>
/// <returns>a String array of absolute coordinates, with the same length as the input array</returns>
public static String[] MakeRelativeOperatorCoordinatesAbsolute(String[] relativeCoordinates, double[] currentCoordinates
)
{
if (relativeCoordinates.Length % currentCoordinates.Length != 0)
{
throw new ArgumentException(SvgExceptionMessageConstant.COORDINATE_ARRAY_LENGTH_MUST_BY_DIVISIBLE_BY_CURRENT_COORDINATES_ARRAY_LENGTH
);
}
String[] absoluteOperators = new String[relativeCoordinates.Length];
for (int i = 0; i < relativeCoordinates.Length;)
{
for (int j = 0; j < currentCoordinates.Length; j++, i++)
{
double relativeDouble = Double.Parse(relativeCoordinates[i], System.Globalization.CultureInfo.InvariantCulture
);
relativeDouble += currentCoordinates[j];
absoluteOperators[i] = SvgCssUtils.ConvertDoubleToString(relativeDouble);
}
}
return(absoluteOperators);
}
){kind=link}
/// <summary>This method extracts the values from a transformation.</summary>
/// <param name="transformation">the transformation</param>
/// <returns>values of the transformation</returns>
private static IList <String> GetValuesFromTransformationString(String transformation)
{
String numbers = transformation.JSubstring(transformation.IndexOf('(') + 1, transformation.IndexOf(')'));
return(SvgCssUtils.SplitValueList(numbers));
}
public virtual void EmptySplitValueTest()
{
IList <String> actual = SvgCssUtils.SplitValueList("");
NUnit.Framework.Assert.IsTrue(actual.IsEmpty());
}