public IconStyle(IconElement icon)
{
Icon = icon;
}
/// <summary>
/// Modifies a style with Style tags loaded from an XmlNode
/// </summary>
/// <param name="style">The XmlNode containing override information</param>
/// <param name="oldStyle">The style to override</param>
/// <param name="KmlPath">The path to the KML file that is being loaded</param>
/// <returns>The style with overridden values</returns>
private Style GetStyle(XmlNode style, Style oldStyle, string KmlPath)
{
try
{
Style overStyle = oldStyle;
bool bPalette = false;
// Determine the scale, if any, for this style
XmlNode scaleNode = style.SelectSingleNode("IconStyle/scale");
if (scaleNode != null)
overStyle.NormalScale = Convert.ToDouble(scaleNode.InnerText, CultureInfo.InvariantCulture);
// Search for style tags in location 1
XmlNode hrefNode = style.SelectSingleNode("IconStyle/Icon/href");
if (hrefNode != null)
{
string filename = hrefNode.InnerText;
if (filename.StartsWith("root://")) // Use palette bitmap
{
filename = Path.Combine(KmlDirectory, filename.Remove(0, 7));
if (File.Exists(filename))
{
bPalette = true;
overStyle.NormalIcon = GetDiskImage(filename);
}
}
else if (filename.StartsWith("http://")) // Use bitmap from the internet
{
overStyle.NormalIcon = GetWebImage(filename);
}
else if (File.Exists(Path.Combine(Path.GetDirectoryName(KmlPath), filename))) // Use a file from disk
{
overStyle.NormalIcon = GetDiskImage(Path.Combine(Path.GetDirectoryName(KmlPath), filename));
}
else if (File.Exists(Path.Combine(KmlDirectory, filename))) // Use a file from disk
{
overStyle.NormalIcon = GetDiskImage(Path.Combine(KmlDirectory, filename));
}
}
// See if we need to cut this style to a substyle
XmlNode wNode = style.SelectSingleNode("IconStyle/Icon/w");
XmlNode hNode = style.SelectSingleNode("IconStyle/Icon/h");
if (wNode != null && hNode != null)
{
int w = Convert.ToInt32(wNode.InnerText, CultureInfo.InvariantCulture);
int h = Convert.ToInt32(hNode.InnerText, CultureInfo.InvariantCulture);
int x = 0, y = 0;
XmlNode xNode = style.SelectSingleNode("IconStyle/Icon/x");
if (xNode != null)
x = Convert.ToInt32(xNode.InnerText, CultureInfo.InvariantCulture);
XmlNode yNode = style.SelectSingleNode("IconStyle/Icon/y");
if (yNode != null)
y = Convert.ToInt32(yNode.InnerText, CultureInfo.InvariantCulture);
if (bPalette)
overStyle.NormalIcon = GetSubImage(overStyle, x*2, y*2, w*2, h*2);
else
overStyle.NormalIcon = GetSubImage(overStyle, x, y, w, h);
}
// Search for style tags in a possible secondary location
XmlNode iconNode = style.SelectSingleNode("icon");
if (iconNode != null)
{
string filename = iconNode.InnerText;
if (!filename.StartsWith("http://"))
return null;
overStyle.NormalIcon = GetWebImage(filename);
}
XmlNode balloonStyleNode = style.SelectSingleNode("BalloonStyle");
if(balloonStyleNode != null)
{
BalloonStyle balloonStyle = new BalloonStyle();
XmlNode balloonTextNode = balloonStyleNode.SelectSingleNode("text");
if(balloonTextNode != null)
{
TextElement textElement = new TextElement();
textElement.Text = balloonTextNode.InnerText;
XmlNode textNodeColor = balloonTextNode.SelectSingleNode("textColor");
if(textNodeColor != null)
textElement.TextColor = new ColorElement(ParseColor(textNodeColor.InnerText));
balloonStyle.Text = textElement;
}
XmlNode balloonTextColorNode = balloonStyleNode.SelectSingleNode("textColor");
if(balloonTextColorNode != null)
balloonStyle.TextColor = new ColorElement(ParseColor(balloonTextColorNode.InnerText));
XmlNode balloonColorNode = balloonStyleNode.SelectSingleNode("color");
if(balloonColorNode != null)
balloonStyle.Color = new ColorElement(ParseColor(balloonColorNode.InnerText));
overStyle.BalloonStyle = balloonStyle;
}
XmlNode iconStyleNode = style.SelectSingleNode("IconStyle");
if(iconStyleNode != null)
{
XmlNode iconElementNode = iconStyleNode.SelectSingleNode("Icon");
IconElement iconElement = new IconElement();
if(iconElementNode != null)
{
XmlNode iconElementHrefNode = iconElementNode.SelectSingleNode("href");
if (iconElementHrefNode != null)
{
string filename = iconElementHrefNode.InnerText;
if (filename.StartsWith("root://")) // Use palette bitmap
{
filename = Path.Combine(KmlDirectory, filename.Remove(0, 7));
if (File.Exists(filename))
{
bPalette = true;
iconElement.href = GetDiskImage(filename);
}
}
else if (filename.StartsWith("http://")) // Use bitmap from the internet
{
iconElement.href = GetWebImage(filename);
}
else if (File.Exists(Path.Combine(Path.GetDirectoryName(KmlPath), filename))) // Use a file from disk
{
iconElement.href = GetDiskImage(Path.Combine(Path.GetDirectoryName(KmlPath), filename));
}
else if (File.Exists(Path.Combine(KmlDirectory, filename))) // Use a file from disk
{
iconElement.href = GetDiskImage(Path.Combine(KmlDirectory, filename));
}
}
// See if we need to cut this style to a substyle
XmlNode iconElementWNode = iconElementNode.SelectSingleNode("w");
XmlNode iconElementHNode = iconElementNode.SelectSingleNode("h");
if (iconElementWNode != null && iconElementHNode != null)
{
int w = Convert.ToInt32(wNode.InnerText, CultureInfo.InvariantCulture);
int h = Convert.ToInt32(hNode.InnerText, CultureInfo.InvariantCulture);
int x = 0, y = 0;
XmlNode xNode = iconElementNode.SelectSingleNode("x");
if (xNode != null)
x = Convert.ToInt32(xNode.InnerText, CultureInfo.InvariantCulture);
XmlNode yNode = iconElementNode.SelectSingleNode("y");
if (yNode != null)
y = Convert.ToInt32(yNode.InnerText, CultureInfo.InvariantCulture);
if (bPalette)
iconElement.href = GetSubImage(overStyle, x*2, y*2, w*2, h*2);
else
iconElement.href = GetSubImage(overStyle, x, y, w, h);
}
IconStyle iconStyle = new IconStyle(iconElement);
XmlNode iconStyleColorNode = iconStyleNode.SelectSingleNode("color");
if(iconStyleColorNode != null)
iconStyle.Color = new ColorElement(ParseColor(iconStyleColorNode.InnerText));
XmlNode iconStyleColorModeNode = iconStyleNode.SelectSingleNode("colorMode");
if(iconStyleColorModeNode != null)
{
iconStyle.ColorMode = (iconStyleColorModeNode.InnerText.ToLower() == "random" ? ColorMode.Random : ColorMode.Normal);
}
XmlNode iconStyleHeadingNode = iconStyleNode.SelectSingleNode("heading");
if(iconStyleHeadingNode != null)
iconStyle.Heading = new DecimalElement(double.Parse(iconStyleHeadingNode.InnerText, CultureInfo.InvariantCulture));
XmlNode iconStyleScaleNode = iconStyleNode.SelectSingleNode("scale");
if(iconStyleScaleNode != null)
iconStyle.Scale = new DecimalElement(double.Parse(iconStyleScaleNode.InnerText, CultureInfo.InvariantCulture));
overStyle.IconStyle = iconStyle;
}
}
XmlNode labelStyleNode = style.SelectSingleNode("LabelStyle");
if(labelStyleNode != null)
{
LabelStyle labelStyle = new LabelStyle();
XmlNode labelColorNode = labelStyleNode.SelectSingleNode("color");
if(labelColorNode != null)
labelStyle.Color = new ColorElement(ParseColor(labelColorNode.InnerText));
XmlNode labelColorModeNode = labelStyleNode.SelectSingleNode("colorMode");
if(labelColorModeNode != null)
labelStyle.ColorMode = (labelColorModeNode.InnerText.ToLower() == "random" ? ColorMode.Random : ColorMode.Normal);
XmlNode labelScaleNode = labelStyleNode.SelectSingleNode("scale");
if(labelScaleNode != null)
labelStyle.Scale = new DecimalElement(double.Parse(labelScaleNode.InnerText, CultureInfo.InvariantCulture));
overStyle.LabelStyle = labelStyle;
}
XmlNode lineStyleNode = style.SelectSingleNode("LineStyle");
if(lineStyleNode != null)
{
LineStyle lineStyle = new LineStyle();
XmlNode lineColorNode = lineStyleNode.SelectSingleNode("color");
if(lineColorNode != null)
lineStyle.Color = new ColorElement(ParseColor(lineColorNode.InnerText));
XmlNode lineColorModeNode = lineStyleNode.SelectSingleNode("colorMode");
if(lineColorModeNode != null)
lineStyle.ColorMode = (lineColorModeNode.InnerText.ToLower() == "random" ? ColorMode.Random : ColorMode.Normal);
XmlNode lineWidthNode = lineStyleNode.SelectSingleNode("width");
if(lineWidthNode != null)
lineStyle.Width = new DecimalElement(double.Parse(lineWidthNode.InnerText, CultureInfo.InvariantCulture));
overStyle.LineStyle = lineStyle;
}
XmlNode polyStyleNode = style.SelectSingleNode("PolyStyle");
if(polyStyleNode != null)
{
PolyStyle polyStyle = new PolyStyle();
XmlNode polyColorNode = polyStyleNode.SelectSingleNode("color");
if(polyColorNode != null)
polyStyle.Color = new ColorElement(ParseColor(polyColorNode.InnerText));
XmlNode polyColorModeNode = polyStyleNode.SelectSingleNode("colorMode");
if(polyColorModeNode != null)
polyStyle.ColorMode = (polyColorModeNode.InnerText.ToLower() == "random" ? ColorMode.Random : ColorMode.Normal);
XmlNode polyFillNode = polyStyleNode.SelectSingleNode("fill");
if(polyFillNode != null)
polyStyle.Fill = (polyFillNode.InnerText == "1" ? true : false);
XmlNode polyOutlineNode = polyStyleNode.SelectSingleNode("outline");
if(polyOutlineNode != null)
polyStyle.Outline = (polyOutlineNode.InnerText == "1" ? true : false);
overStyle.PolyStyle = polyStyle;
}
return overStyle;
}
catch (System.Net.WebException ex)
{
Log.Write(Log.Levels.Error, "KMLImporter: " + ex.ToString());
}
return null;
}