public MatrixTransform Multiply(MatrixTransform matrix)
{
if (matrix == null)
return this;
/*
* "matrix("+(a1*a2+c1*b2)+","+
(b1*a2+d1*b2)+","+
(a1*c2+c1*d2)+","+
(b1*c2+d1*d2)+","+
(a1*e2+c1*g2+e1)+","+
(b1*e2+d1*g2+g1)+")"
*/
return new MatrixTransform {
A = this.A * matrix.A + this.C * matrix.B,
B = this.B * matrix.A + this.D * matrix.B,
C = this.A * matrix.C + this.C * matrix.D,
D = this.B * matrix.C + this.D * matrix.D,
E = this.A * matrix.E + this.C * matrix.F + this.E,
F = this.B * matrix.E + this.D * matrix.F + this.F
};
}
static List<PathData> CreateTexts(XElement layer, MatrixTransform parentTransform)
{
var textElems = layer.Elements ("{" + layer.Name.NamespaceName + "}text");
if (textElems == null || !textElems.Any()) return new List<PathData> ();
List<PathData> list = new List<PathData> ();
foreach (var textElem in textElems)
{
List<PathData> pathData = CreateTextData(textElem, parentTransform);
list.AddRange(pathData);
}
return list;
}
static List<PathData> CreatePaths(XElement layer, MatrixTransform transform)
{
var pathElems = layer.Elements ("{" + layer.Name.NamespaceName + "}path");
if (pathElems == null || !pathElems.Any()) return new List<PathData> ();
List<PathData> list = new List<PathData> ();
foreach (var pathElem in pathElems)
{
PathData pathData = CreatePathData(pathElem, transform);
list.Add(pathData);
}
return list;
}
static List<PathData> CreateTextData(XElement textElem, MatrixTransform parentTransform)
{
if (textElem == null) return null;
var globalData = new PathData();
XAttribute attr = textElem.Attribute ("style");
if (attr != null && !string.IsNullOrWhiteSpace(attr.Value))
{
// парсим стили объекта
string[] rawStyles = attr.Value.Split(';');
foreach (var rawStyle in rawStyles)
{
string name = rawStyle.Split(':')[0];
string val = rawStyle.Split(':')[1];
if (rawStyle.StartsWith("fill:")) globalData.color = val;
if (rawStyle.StartsWith("fill-opacity:")) globalData.opacity = Convert.ToDouble(val, CultureInfo.InvariantCulture);
if (rawStyle.StartsWith("font-size:")) globalData.fontSize = Convert.ToDouble(val.Replace("px",""), CultureInfo.InvariantCulture);
if (rawStyle.StartsWith("font-family:")) globalData.fontFamily = val;
if (rawStyle.StartsWith("font-weight:")) globalData.fontWeight = val;
if (rawStyle.StartsWith("text-align:")) globalData.align = val;
}
}
MatrixTransform transform = null;
if (textElem.Attribute ("transform") != null)
{
transform = MatrixTransform.Parse (textElem.Attribute ("transform").Value);
if (parentTransform != null)
transform = parentTransform.Multiply (transform);
}
else
{
transform = parentTransform;
}
//if (transform != null)
// globalData.matrix = transform.ToString ();
List<PathData> list = new List<PathData>();
foreach (var spanElem in textElem.Elements ("{" + textElem.Name.NamespaceName + "}tspan"))
{
PathData pathData = globalData.Clone();
attr = spanElem.Attribute ("x");
pathData.x = Convert.ToDouble (attr.Value.Replace("px",""), CultureInfo.InvariantCulture);
attr = spanElem.Attribute ("y");
pathData.y = Convert.ToDouble (attr.Value.Replace("px",""), CultureInfo.InvariantCulture);
pathData.text = spanElem.Value;
if (transform != null)
transform.Apply(pathData);
list.Add(pathData);
}
return list;
}
static PathData CreatePathData(XElement pathElem, MatrixTransform parentTransform)
{
if (pathElem == null) return null;
string objectPath = pathElem.Attribute ("d").Value;
var transformAttr = pathElem.Attribute ("transform");
MatrixTransform transform = null;
if (transformAttr != null)
{
transform = MatrixTransform.Parse (transformAttr.Value);
if (parentTransform != null)
transform = parentTransform.Multiply (transform);
}
else
{
transform = parentTransform;
}
PathData pathData = new PathData { path = objectPath };
var attr = pathElem.Attribute ("style");
if (attr != null && !string.IsNullOrWhiteSpace(attr.Value))
{
// парсим стили объекта
string[] rawStyles = attr.Value.Split(';');
foreach (var rawStyle in rawStyles)
{
string name = rawStyle.Split(':')[0];
string val = rawStyle.Split(':')[1];
switch (name)
{
case "fill":
pathData.bgColor = val;
break;
case "fill-opacity":
pathData.opacity = Convert.ToDouble (val, CultureInfo.InvariantCulture);
break;
case "stroke":
pathData.borderColor = val;
break;
case "stroke-width":
pathData.borderWidth = Convert.ToDouble (val.Replace ("px", ""), CultureInfo.InvariantCulture);
break;
case "stroke-linejoin":
pathData.borderJoin = val;
break;
case "stroke-linecap":
pathData.borderCap = val;
break;
}
}
}
if (transform != null)
{
//pathData.matrix = transform.ToString ();
transform.Apply(pathData);
}
return pathData;
}
