public void GetBrush_ShouldReturnBrushWithOpacity()
{
var styleAttributes = new Dictionary<string, string> {{"fill-opacity", "0.2"}};
var expectedBrush = new SolidBrush(new Color(0, 0, 0, 0.2));
var actualBrush = _stylesParser.GetBrush(styleAttributes, new Dictionary<string, XElement>(), null);
actualBrush.Should().NotBeNull();
((SolidBrush) actualBrush).ShouldBeEquivalentTo(expectedBrush);
}
public void GetBrush_ShouldReturnBrushWithColor_IfFillHasValidColor_White()
{
var styleAttributes = new Dictionary<string, string> {{"fill", "#FFFFFF"}};
var expectedBrush = new SolidBrush
{
Color = new Color(1, 1, 1)
};
var actualBrush = _stylesParser.GetBrush(styleAttributes, new Dictionary<string, XElement>(), null);
actualBrush.Should().NotBeNull();
((SolidBrush) actualBrush).ShouldBeEquivalentTo(expectedBrush);
}
public void GetBrush_ShouldReturnBrushWithFillModeEvenOdd()
{
var styleAttributes = new Dictionary<string, string> {{"fill-rule", "evenodd"}};
var expectedBrush = new SolidBrush
{
FillMode = FillMode.EvenOdd
};
var actualBrush = _stylesParser.GetBrush(styleAttributes, new Dictionary<string, XElement>(), null);
actualBrush.Should().NotBeNull();
((SolidBrush) actualBrush).ShouldBeEquivalentTo(expectedBrush);
}
public void GetBrush_ShouldReturnDefaultBrush_IfFillRuleIsDefault()
{
var styleAttributes = new Dictionary<string, string> {{"fill-rule", "nonzero"}};
var expectedBrush = new SolidBrush
{
FillMode = FillMode.NonZero
};
var actualBrush = _stylesParser.GetBrush(styleAttributes, new Dictionary<string, XElement>(), null);
actualBrush.Should().NotBeNull();
((SolidBrush) actualBrush).ShouldBeEquivalentTo(expectedBrush);
}
public BaseBrush GetBrush(Dictionary<string, string> styleAttributes,Dictionary<string, XElement> defs, Pen pen)
{
BaseBrush baseBrush = null;
var fillOpacity = GetString(styleAttributes, "fill-opacity");
if (!string.IsNullOrWhiteSpace(fillOpacity))
{
if (baseBrush == null)
baseBrush = new SolidBrush();
var sb = baseBrush as SolidBrush;
if (sb != null)
sb.Color = sb.Color.WithAlpha(_valuesParser.ReadNumber(fillOpacity));
}
var fillRule = GetString(styleAttributes, "fill-rule");
if (!string.IsNullOrWhiteSpace(fillRule))
{
if (baseBrush == null)
baseBrush = new SolidBrush();
var sb = baseBrush as SolidBrush;
if (sb != null)
{
if (fillRule.Equals("evenodd"))
{
sb.FillMode = FillMode.EvenOdd;
}
}
}
var fill = GetString(styleAttributes, "fill").Trim();
if (string.IsNullOrEmpty(fill))
{
// No change
}
else if (fill == "none")
{
baseBrush = null;
}
else
{
Color color;
if (Colors.TryParse(fill, out color))
{
var sb = baseBrush as SolidBrush;
if (sb == null)
{
baseBrush = new SolidBrush(color);
}
else
{
if (sb.Color.Alpha == 1 || pen == null)
sb.Color = color;
else
sb.Color = color.WithAlpha(sb.Color.Alpha);
}
}
else
{
var urlM = _fillUrlRe.Match(fill);
if (urlM.Success)
{
var id = urlM.Groups[1].Value.Trim();
XElement defE;
if (defs.TryGetValue(id, out defE))
{
switch (defE.Name.LocalName)
{
case "linearGradient":
baseBrush = CreateLinearGradientBrush(defE);
break;
case "radialGradient":
baseBrush = CreateRadialGradientBrush(defE);
break;
default:
throw new NotSupportedException("Fill " + defE.Name);
}
}
else
{
throw new Exception("Invalid fill url reference: " + id);
}
}
else
{
throw new NotSupportedException("Fill " + fill);
}
}
}
var opacity = GetString(styleAttributes, "opacity");
if (!string.IsNullOrWhiteSpace(opacity))
{
var sb = baseBrush as SolidBrush;
if (sb != null)
sb.Color = sb.Color.WithAlpha(_valuesParser.ReadNumber(opacity));
}
return baseBrush;
}