private GradientStopCollection GetGradientStops(XmlNodeList stops)
{
int itemCount = stops.Count;
GradientStopCollection gradientStops = new GradientStopCollection(itemCount);
double lastOffset = 0;
for (int i = 0; i < itemCount; i++)
{
SvgStopElement stop = (SvgStopElement)stops.Item(i);
string prop = stop.GetPropertyValue("stop-color");
WpfSvgColor svgColor = new WpfSvgColor(stop, "stop-color");
double offset = stop.Offset.AnimVal;
offset /= 100;
offset = Math.Max(lastOffset, offset);
gradientStops.Add(new GradientStop(svgColor.Color, offset));
lastOffset = offset;
}
if (itemCount == 0)
{
gradientStops.Add(new GradientStop(Colors.Black, 0));
gradientStops.Add(new GradientStop(Colors.Black, 1));
}
return(gradientStops);
}
private GradientStopCollection GetGradientStops(XmlNodeList stops)
{
int itemCount = stops.Count;
GradientStopCollection gradientStops = new GradientStopCollection(itemCount);
double lastOffset = 0;
for (int i = 0; i < itemCount; i++)
{
SvgStopElement stop = (SvgStopElement)stops.Item(i);
string prop = stop.GetAttribute("stop-color");
string style = stop.GetAttribute("style");
Color color = Colors.Transparent; // no auto-inherited...
if (!String.IsNullOrEmpty(prop) || !String.IsNullOrEmpty(style))
{
WpfSvgColor svgColor = new WpfSvgColor(stop, "stop-color");
color = svgColor.Color;
}
else
{
color = Colors.Black; // the default color...
double alpha = 255;
string opacity;
opacity = stop.GetAttribute("stop-opacity"); // no auto-inherit
if (opacity == "inherit") // if explicitly defined...
{
opacity = stop.GetPropertyValue("stop-opacity");
}
if (opacity != null && opacity.Length > 0)
{
alpha *= SvgNumber.ParseNumber(opacity);
}
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha),
color.R, color.G, color.B);
}
double offset = stop.Offset.AnimVal;
offset /= 100;
offset = Math.Max(lastOffset, offset);
gradientStops.Add(new GradientStop(color, offset));
lastOffset = offset;
}
if (itemCount == 0)
{
gradientStops.Add(new GradientStop(Colors.Black, 0));
gradientStops.Add(new GradientStop(Colors.Black, 1));
}
return(gradientStops);
}
public static Brush CreateViewportBrush(SvgStyleableElement svgElm)
{
string prop = svgElm.GetAttribute("viewport-fill");
string opacity = svgElm.GetAttribute("viewport-fill-opacity"); // no auto-inherit
if (string.Equals(prop, "inherit", StringComparison.OrdinalIgnoreCase)) // if explicitly defined...
{
prop = svgElm.GetPropertyValue("viewport-fill");
}
if (string.Equals(opacity, "inherit", StringComparison.OrdinalIgnoreCase)) // if explicitly defined...
{
opacity = svgElm.GetPropertyValue("viewport-fill-opacity");
}
if (!string.IsNullOrWhiteSpace(prop))
{
if (string.Equals(prop, "currentColor", StringComparison.OrdinalIgnoreCase))
{
var svgParent = svgElm.ParentNode as SvgStyleableElement;
if (svgParent != null)
{
prop = svgParent.GetPropertyValue(CssConstants.PropColor, "viewport-fill");
}
}
Color color = Colors.Transparent; // no auto-inherited...
WpfSvgColor svgColor = new WpfSvgColor(svgElm, "viewport-fill");
color = svgColor.Color;
if (color.A == 255)
{
double alpha = 255;
if (!string.IsNullOrWhiteSpace(opacity))
{
alpha *= SvgNumber.ParseNumber(opacity);
}
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha), color.R, color.G, color.B);
}
var brush = new SolidColorBrush(color);
double opacityValue = 1;
if (!string.IsNullOrWhiteSpace(opacity) && double.TryParse(opacity, out opacityValue))
{
brush.Opacity = opacityValue;
}
return(brush);
}
else
{
Color color = Colors.Black; // the default color...
double alpha = 255;
if (!string.IsNullOrWhiteSpace(opacity))
{
alpha *= SvgNumber.ParseNumber(opacity);
}
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha), color.R, color.G, color.B);
return(new SolidColorBrush(color));
}
}
private GradientStopCollection GetGradientStops(XmlNodeList stops)
{
int itemCount = stops.Count;
GradientStopCollection gradientStops = new GradientStopCollection(itemCount);
double lastOffset = 0;
for (int i = 0; i < itemCount; i++)
{
SvgStopElement stop = (SvgStopElement)stops.Item(i);
string prop = stop.GetAttribute("stop-color");
string style = stop.GetAttribute("style");
Color color = Colors.Transparent; // no auto-inherited...
if (!String.IsNullOrEmpty(prop) || !String.IsNullOrEmpty(style))
{
WpfSvgColor svgColor = new WpfSvgColor(stop, "stop-color");
color = svgColor.Color;
}
else
{
color = Colors.Black; // the default color...
double alpha = 255;
string opacity;
opacity = stop.GetAttribute("stop-opacity"); // no auto-inherit
if (opacity == "inherit") // if explicitly defined...
{
opacity = stop.GetPropertyValue("stop-opacity");
}
if (opacity != null && opacity.Length > 0)
alpha *= SvgNumber.ParseNumber(opacity);
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha),
color.R, color.G, color.B);
}
double offset = stop.Offset.AnimVal;
offset /= 100;
offset = Math.Max(lastOffset, offset);
gradientStops.Add(new GradientStop(color, offset));
lastOffset = offset;
}
if (itemCount == 0)
{
gradientStops.Add(new GradientStop(Colors.Black, 0));
gradientStops.Add(new GradientStop(Colors.Black, 1));
}
return gradientStops;
}
public override Brush GetBrush(Rect elementBounds, WpfDrawingContext context, Transform viewTransform)
{
string prop = _solidColorElement.GetAttribute("solid-color");
string opacity = _solidColorElement.GetAttribute("solid-opacity"); // no auto-inherit
if (string.Equals(prop, "inherit", StringComparison.OrdinalIgnoreCase)) // if explicitly defined...
{
prop = _solidColorElement.GetPropertyValue("solid-color");
}
if (string.Equals(opacity, "inherit", StringComparison.OrdinalIgnoreCase)) // if explicitly defined...
{
opacity = _solidColorElement.GetPropertyValue("solid-opacity");
}
if (!string.IsNullOrWhiteSpace(prop))
{
if (string.Equals(prop, "currentColor", StringComparison.OrdinalIgnoreCase))
{
var svgParent = _solidColorElement.ParentNode as SvgStyleableElement;
if (svgParent != null)
{
prop = svgParent.GetPropertyValue("color", "solid-color");
}
}
Color color = Colors.Transparent; // no auto-inherited...
WpfSvgColor svgColor = new WpfSvgColor(_solidColorElement, "solid-color");
color = svgColor.Color;
if (color.A == 255)
{
double alpha = 255;
if (!string.IsNullOrWhiteSpace(opacity))
{
alpha *= SvgNumber.ParseNumber(opacity);
}
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha), color.R, color.G, color.B);
}
var brush = new SolidColorBrush(color);
double opacityValue = 1;
if (!string.IsNullOrWhiteSpace(opacity) && double.TryParse(opacity, out opacityValue))
{
brush.Opacity = opacityValue;
}
return(brush);
}
else
{
Color color = Colors.Black; // the default color...
double alpha = 255;
if (!string.IsNullOrWhiteSpace(opacity))
{
alpha *= SvgNumber.ParseNumber(opacity);
}
alpha = Math.Min(alpha, 255);
alpha = Math.Max(alpha, 0);
color = Color.FromArgb((byte)Convert.ToInt32(alpha), color.R, color.G, color.B);
return(new SolidColorBrush(color));
}
}
