public static void ApplyAttrs(Node node, FractionAttributes fractionAttributes)
{
if (((node != null) && (node.type_ != null)) && ((node.type_.type == ElementType.Mfrac) && (fractionAttributes != null)))
{
if (fractionAttributes.isBevelled)
{
if (node.attrs == null)
{
node.attrs = new AttributeList();
}
node.attrs.Add("bevelled", "true");
}
else if (node.attrs != null)
{
Nodes.Attribute attribute = node.attrs.Get("bevelled");
if (attribute != null)
{
node.attrs.Remove(attribute);
}
}
if (fractionAttributes.lineThickness != 1)
{
if (node.attrs == null)
{
node.attrs = new AttributeList();
}
node.attrs.Add("linethickness", fractionAttributes.lineThickness.ToString());
}
else if (node.attrs != null)
{
Nodes.Attribute attribute = node.attrs.Get("linethickness");
if (attribute != null)
{
node.attrs.Remove(attribute);
}
}
if (fractionAttributes.denomAlign != FractionAlign.CENTER)
{
if (node.attrs == null)
{
node.attrs = new AttributeList();
}
if (fractionAttributes.denomAlign == FractionAlign.LEFT)
{
node.attrs.Add("denomalign", "left");
}
else if (fractionAttributes.denomAlign == FractionAlign.RIGHT)
{
node.attrs.Add("denomalign", "right");
}
else
{
node.attrs.Add("denomalign", "center");
}
}
else if (node.attrs != null)
{
Nodes.Attribute attribute = node.attrs.Get("denomalign");
if (attribute != null)
{
node.attrs.Remove(attribute);
}
}
if (fractionAttributes.numAlign != FractionAlign.CENTER)
{
if (node.attrs == null)
{
node.attrs = new AttributeList();
}
if (fractionAttributes.numAlign == FractionAlign.LEFT)
{
node.attrs.Add("numalign", "left");
}
else if (fractionAttributes.numAlign == FractionAlign.RIGHT)
{
node.attrs.Add("numalign", "right");
}
else
{
node.attrs.Add("numalign", "center");
}
}
else if (node.attrs != null)
{
Nodes.Attribute attribute = node.attrs.Get("numalign");
if (attribute != null)
{
node.attrs.Remove(attribute);
}
}
}
}
public static FractionAttributes FractionAttrsFromNode(Node node)
{
Nodes.Attribute attribute = null;
FractionAttributes fractionAttributes = null;
try
{
if (node.attrs == null)
{
return fractionAttributes;
}
node.attrs.Reset();
for (attribute = node.attrs.Next(); attribute != null; attribute = node.attrs.Next())
{
string s = attribute.val.Trim();
if (attribute.name == "linethickness")
{
if (s.Length > 0)
{
int lineThickness = 1;
if (s.ToUpper() == "THIN")
{
lineThickness = 1;
}
else if (s.ToUpper() == "MEDIUM")
{
lineThickness = 2;
}
else if (s.ToUpper() == "THICK")
{
lineThickness = 3;
}
else
{
bool isInteger = true;
for (int i = 0; i < s.Length; i++)
{
if (s[i] == '.')
{
isInteger = false;
}
}
if (isInteger)
{
try
{
lineThickness = Convert.ToInt32(s);
}
catch
{
lineThickness = 1;
}
}
else
{
lineThickness = 1;
}
}
if (fractionAttributes == null)
{
fractionAttributes = new FractionAttributes();
}
fractionAttributes.lineThickness = lineThickness;
}
}
else if (attribute.name == "numalign")
{
if (s.Length > 0)
{
if (fractionAttributes == null)
{
fractionAttributes = new FractionAttributes();
}
if (s.ToUpper() == "LEFT")
{
fractionAttributes.numAlign = FractionAlign.LEFT;
}
else if (s.ToUpper() == "CENTER")
{
fractionAttributes.numAlign = FractionAlign.CENTER;
}
else if (s.ToUpper() == "RIGHT")
{
fractionAttributes.numAlign = FractionAlign.RIGHT;
}
}
}
else if (attribute.name == "denomalign")
{
if (s.Length > 0)
{
if (fractionAttributes == null)
{
fractionAttributes = new FractionAttributes();
}
if (s.ToUpper() == "LEFT")
{
fractionAttributes.denomAlign = FractionAlign.LEFT;
}
else if (s.ToUpper() == "CENTER")
{
fractionAttributes.denomAlign = FractionAlign.CENTER;
}
else if (s.ToUpper() == "RIGHT")
{
fractionAttributes.denomAlign = FractionAlign.RIGHT;
}
}
}
else if ((attribute.name == "bevelled") && (s.Length > 0))
{
if (fractionAttributes == null)
{
fractionAttributes = new FractionAttributes();
}
if (s.ToUpper() == "TRUE")
{
fractionAttributes.isBevelled = true;
}
else
{
fractionAttributes.isBevelled = false;
}
}
}
node.attrs.Reset();
}
catch
{
}
return fractionAttributes;
}
public static FractionAttributes FractionAttrsFromNode(float emHeight, float DPI, Node node)
{
Nodes.Attribute attribute = null;
FractionAttributes attributes = null;
try
{
if (node.attrs == null)
{
return attributes;
}
node.attrs.Reset();
for (attribute = node.attrs.Next(); attribute != null; attribute = node.attrs.Next())
{
string s = attribute.val.Trim();
if (attribute.name == "linethickness")
{
if (s.Length > 0)
{
int lineThickness = 1;
if (s.ToUpper() == "THIN")
{
lineThickness = 1;
}
else if (s.ToUpper() == "MEDIUM")
{
lineThickness = 2;
}
else if (s.ToUpper() == "THICK")
{
lineThickness = 3;
}
else
{
bool isInteger = true;
for (int i = 0; i < s.Length; i++)
{
if (s[i] == '.')
{
isInteger = false;
}
}
if (isInteger)
{
try
{
lineThickness = Convert.ToInt32(s);
}
catch
{
try
{
if (!char.IsLetter(s[s.Length - 1]))
{
s = s + "ex";
}
lineThickness = AttributeBuilder.FontWidth(emHeight, DPI, s, 1);
}
catch
{
lineThickness = 1;
}
}
}
else
{
try
{
if (!char.IsLetter(s[s.Length - 1]))
{
s = s + "ex";
}
lineThickness = AttributeBuilder.FontWidth(emHeight, DPI, s, 1);
}
catch
{
lineThickness = 1;
}
}
}
if (attributes == null)
{
attributes = new FractionAttributes();
}
attributes.lineThickness = lineThickness;
}
}
else if (attribute.name == "numalign")
{
if (s.Length > 0)
{
if (attributes == null)
{
attributes = new FractionAttributes();
}
if (s.ToUpper() == "LEFT")
{
attributes.numAlign = FractionAlign.LEFT;
}
else if (s.ToUpper() == "CENTER")
{
attributes.numAlign = FractionAlign.CENTER;
}
else if (s.ToUpper() == "RIGHT")
{
attributes.numAlign = FractionAlign.RIGHT;
}
}
}
else if (attribute.name == "denomalign")
{
if (s.Length > 0)
{
if (attributes == null)
{
attributes = new FractionAttributes();
}
if (s.ToUpper() == "LEFT")
{
attributes.denomAlign = FractionAlign.LEFT;
}
else if (s.ToUpper() == "CENTER")
{
attributes.denomAlign = FractionAlign.CENTER;
}
else if (s.ToUpper() == "RIGHT")
{
attributes.denomAlign = FractionAlign.RIGHT;
}
}
}
else if ((attribute.name == "bevelled") && (s.Length > 0))
{
if (attributes == null)
{
attributes = new FractionAttributes();
}
if (s.ToUpper() == "TRUE")
{
attributes.isBevelled = true;
}
else
{
attributes.isBevelled = false;
}
}
}
node.attrs.Reset();
}
catch
{
}
return attributes;
}
//
public bool ApplyFractionAttrs (Node node, FractionAttributes FractionAttributes)
{
try
{
this.OnInsert (false);
AttributeBuilder.ApplyAttrs (node, FractionAttributes);
}
catch
{
}
return true;
}
