void WriteDefaultDouble(GeometryToken geometryToken, double val, double defaultValue)
{
if (val != defaultValue)
{
WriteAttribute(geometryToken, DoubleToString(val));
}
}
static internal string FirstCharToLower(GeometryToken attrKind)
{
var attrString = attrKind.ToString();
attrString = attrString.Substring(0, 1).ToLowerInvariant() + attrString.Substring(1, attrString.Length - 1);
return(attrString);
}
void WriteBorderInfo(GeometryToken token, BorderInfo borderInfo)
{
WriteStartElement(token);
WriteAttribute(GeometryToken.InnerMargin, borderInfo.InnerMargin);
WriteAttribute(GeometryToken.FixedPosition, borderInfo.FixedPosition);
WriteAttribute(GeometryToken.Weight, borderInfo.Weight);
WriteEndElement();
}
void WriteAttribute(GeometryToken attrKind, object val)
{
var attrString = FirstCharToLower(attrKind);
if (val is Point)
{
XmlWriter.WriteAttributeString(attrString, PointToString((Point)val));
}
else if (val is Double)
{
XmlWriter.WriteAttributeString(attrString, DoubleToString((double)val));
}
else
{
XmlWriter.WriteAttributeString(attrString, val.ToString());
}
}
//static void WriteStartElement(XmlWriter writer, Tokens token) {
// writer.WriteStartElement(token.ToString());
//}
/// <summary>
/// WriteStringElement with double
/// </summary>
/// <param name="tokens"></param>
/// <param name="element"></param>
void WriteStringElement(GeometryToken tokens, double element)
{
XmlWriter.WriteElementString(tokens.ToString(), XmlConvert.ToString(element));
}
/// <summary>
/// writes the starte element with the token
/// </summary>
/// <param name="token"></param>
void WriteStartElement(GeometryToken token)
{
XmlWriter.WriteStartElement(FirstCharToLower(token));
}
private void WritePointElement(GeometryToken siteV, Point point)
{
//XmlWriter.WriteAttributeString("pt",point.X.ToString() +","+point.Y.ToString());
XmlWriter.WriteElementString("pt", PointToString(point));
}
bool TryGetAttribute(GeometryToken token, out string val) {
return (val = GetAttribute(token)) != null;
}
/// <summary>
/// writes the starte element with the token
/// </summary>
/// <param name="token"></param>
void WriteStartElement(GeometryToken token) {
XmlWriter.WriteStartElement( FirstCharToLower( token));
}
void WriteAttribute(GeometryToken attrKind, object val) {
var attrString = FirstCharToLower(attrKind);
if (val is Point)
XmlWriter.WriteAttributeString(attrString, PointToString((Point) val));
else if (val is Double)
XmlWriter.WriteAttributeString(attrString, DoubleToString((double) val));
else
XmlWriter.WriteAttributeString(attrString, val.ToString());
}
double GetDoubleAttribute(GeometryToken token) {
var val = GetAttribute(token);
if (val == null)
Error(String.Format("attribute {0} not found", token));
double ret;
if (double.TryParse(val, out ret))
return ret;
Error("cannot parse an int value " + val);
return 0;
}
bool TokenIs(GeometryToken t) {
return XmlReader.IsStartElement(GeometryGraphWriter.FirstCharToLower(t)) ||
XmlReader.IsStartElement(t.ToString());
}
Point TryGetPointAttribute(GeometryToken token) {
string val = GetAttribute(token);
return val == null ? new Point() : ParsePoint(val);
}
int GetIntAttributeOrDefault(GeometryToken token, int defaultVal) {
string val = GetAttribute(token);
if (val == null)
return defaultVal;
int ret;
if (int.TryParse(val, out ret))
return ret;
Error("cannot parse a bool value " + val);
return 0;
}
bool GetBoolAttributeOrDefault(GeometryToken token, bool defaultVal) {
string val = GetAttribute(token);
if (val == null)
return defaultVal;
bool ret;
if (bool.TryParse(val, out ret))
return ret;
Error("cannot parse a bool value " + val);
return false;
}
double GetDoubleAttributeOrDefault(GeometryToken token, double defaultVal) {
string val = GetAttribute(token);
if (val == null)
return defaultVal;
double ret;
if (double.TryParse(val, out ret))
return ret;
Error("cannot parse a double value " + val);
return 0;
}
void WriteBorderInfo(GeometryToken token, BorderInfo borderInfo) {
WriteStartElement(token);
WriteAttribute(GeometryToken.InnerMargin, borderInfo.InnerMargin);
WriteAttribute(GeometryToken.FixedPosition, borderInfo.FixedPosition);
WriteAttribute(GeometryToken.Weight, borderInfo.Weight);
WriteEndElement();
}
///<summary>
///used only in Debug configuration
///<param name="token">the token that should be here</param>
///</summary>
void CheckToken(GeometryToken token) {
if (!XmlReader.IsStartElement(GeometryGraphWriter.FirstCharToLower(token)) &&
!XmlReader.IsStartElement(token.ToString())) {
string positionInfo = GetPositionInfo();
throw new InvalidDataException(
String.Format(CultureInfo.InvariantCulture,
"expected {0}, {1}", token, positionInfo));
}
}
string GetMustAttribute(GeometryToken token) {
var s = GeometryGraphWriter.FirstCharToLower(token);
var ret = XmlReader.GetAttribute(GeometryGraphWriter.FirstCharToLower(token));
if (ret != null)
return ret;
Error("attribute " + s + " not found");
return null;
}
bool ReadBooleanElement(GeometryToken tokens) {
CheckToken(tokens);
return ReadElementContentAsBoolean();
}
int ReadIntElement(GeometryToken token) {
CheckToken(token);
return ReadElementContentAsInt();
}
void WriteDefaultDouble(GeometryToken geometryToken, double val, double defaultValue) {
if (val != defaultValue)
WriteAttribute(geometryToken, DoubleToString(val));
}
BorderInfo ReadBorderInfo(GeometryToken token) {
XmlRead();
CheckToken(token);
var bi = new BorderInfo {
InnerMargin = GetDoubleAttribute(GeometryToken.InnerMargin),
FixedPosition = GetDoubleAttribute(GeometryToken.FixedPosition),
Weight = GetDoubleAttribute(GeometryToken.Weight)
};
return bi;
}
static internal string FirstCharToLower(GeometryToken attrKind) {
var attrString = attrKind.ToString();
attrString = attrString.Substring(0, 1).ToLower(CultureInfo.InvariantCulture) + attrString.Substring(1, attrString.Length - 1);
return attrString;
}
void WriteStringElement(GeometryToken tokens, bool b)
{
XmlWriter.WriteElementString(tokens.ToString(), XmlConvert.ToString(b));
}
//static void WriteStartElement(XmlWriter writer, Tokens token) {
// writer.WriteStartElement(token.ToString());
//}
/// <summary>
/// WriteStringElement with double
/// </summary>
/// <param name="tokens"></param>
/// <param name="element"></param>
void WriteStringElement(GeometryToken tokens, double element) {
XmlWriter.WriteElementString(tokens.ToString(), XmlConvert.ToString(element));
}
string GetAttribute(GeometryToken token) {
return XmlReader.GetAttribute(GeometryGraphWriter.FirstCharToLower(token));
}
