public virtual void CalculateLineHeighttTextRendererPointTest()
{
Document document = new Document(new PdfDocument(new PdfWriter(new ByteArrayOutputStream())));
TextRenderer textRenderer = new TextRenderer(new Text("Hello"));
textRenderer.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateFixedValue(200));
textRenderer.SetParent(document.GetRenderer());
float lineHeight = LineHeightHelper.CalculateLineHeight(textRenderer);
NUnit.Framework.Assert.AreEqual(200, lineHeight, EPS);
}
private static void SetLineHeight(IPropertyContainer elementToSet, String lineHeight, float em, float rem)
{
if (lineHeight != null && !CssConstants.NORMAL.Equals(lineHeight) && !CssConstants.AUTO.Equals(lineHeight)
)
{
if (CssTypesValidationUtils.IsNumericValue(lineHeight))
{
float?number = CssDimensionParsingUtils.ParseFloat(lineHeight);
if (number != null)
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateMultipliedValue((float)number));
}
else
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateNormalValue());
}
}
else
{
UnitValue lineHeightValue = CssDimensionParsingUtils.ParseLengthValueToPt(lineHeight, em, rem);
if (lineHeightValue != null && lineHeightValue.IsPointValue())
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateFixedValue(lineHeightValue.GetValue()));
}
else
{
if (lineHeightValue != null)
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateMultipliedValue(lineHeightValue.GetValue()
/ 100f));
}
else
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateNormalValue());
}
}
}
}
else
{
elementToSet.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateNormalValue());
}
}
public virtual void LineRendererLayoutInHtmlModeWithLineHeightAndChildInHtmlModeTest()
{
Document document = CreateDocument();
LineRenderer lineRenderer = new LineRenderer();
lineRenderer.SetParent(document.GetRenderer());
lineRenderer.SetProperty(Property.RENDERING_MODE, RenderingMode.HTML_MODE);
lineRenderer.SetProperty(Property.LINE_HEIGHT, LineHeight.CreateFixedValue(50));
TextRenderer textRenderer1 = new TextRenderer(new Text("text"));
textRenderer1.SetProperty(Property.RENDERING_MODE, RenderingMode.HTML_MODE);
TextRenderer textRenderer2 = new TextRenderer(new Text("text"));
lineRenderer.AddChild(textRenderer1);
lineRenderer.AddChild(textRenderer2);
lineRenderer.Layout(new LayoutContext(CreateLayoutArea(1000, 1000)));
NUnit.Framework.Assert.AreEqual(28.67920f, lineRenderer.maxAscent, EPS);
NUnit.Framework.Assert.AreEqual(-21.32080f, lineRenderer.maxDescent, EPS);
}