protected override Node Evaluate(Env env)
{
Guard.ExpectNumArguments(1, Arguments.Count(), this, Location);
Guard.ExpectNode <Keyword>(Arguments[0], this, Arguments[0].Location);
var variableName = Arguments[0] as Keyword;
string colourCode;
// Unfortunately cannot use DI properly as this is an external plugin that has not implemented this feature.
// Manually get the instance in a nested container to get around this.
var container = RealTimeThemingEngine.DependencyResolution.IoC.GetMainContainer();
using (var nested = container.GetNestedContainer())
{
IThemeEngineService themeService = nested.GetInstance <IThemeEngineService>();
colourCode = themeService.GetThemeVariableValue(variableName.Value);
}
// Replace the code if the colour is not a valid hex to prevent an exception.
if (!Regex.Match(colourCode, "^#(?:[0-9a-fA-F]{3}){1,2}$").Success)
{
colourCode = "#000";
}
var colour = System.Drawing.ColorTranslator.FromHtml(colourCode);
return(new Color(colour.R, colour.G, colour.B));
}
protected override Node Evaluate(Env env)
{
Guard.ExpectNumArguments(1, Arguments.Count(), this, Location);
Guard.ExpectNode <Keyword>(Arguments[0], this, Arguments[0].Location);
var variableName = Arguments[0] as Keyword;
string size;
double convertedSize;
// Unfortunately cannot use DI properly as this is an external plugin that has not implemented this feature.
// Manually get the instance in a nested container to get around this.
var container = RealTimeThemingEngine.DependencyResolution.IoC.GetMainContainer();
using (var nested = container.GetNestedContainer())
{
IThemeEngineService themeService = nested.GetInstance <IThemeEngineService>();
size = themeService.GetThemeVariableValue(variableName.Value);
}
// Make sure the size can be converted to a double, default to 0 if not to prevent an exception.
if (!Double.TryParse(size, out convertedSize))
{
convertedSize = 0;
}
return(new Number(convertedSize));
}
protected override Node Evaluate(Env env)
{
Guard.ExpectNumArguments(1, Arguments.Count(), this, Location);
Guard.ExpectNode <Keyword>(Arguments[0], this, Arguments[0].Location);
var variableName = Arguments[0] as Keyword;
string passedString;
// Unfortunately cannot use DI properly as this is an external plugin that has not implemented this feature.
// Manually get the instance in a nested container to get around this.
var container = RealTimeThemingEngine.DependencyResolution.IoC.GetMainContainer();
using (var nested = container.GetNestedContainer())
{
IThemeEngineService themeService = nested.GetInstance <IThemeEngineService>();
passedString = themeService.GetThemeVariableValue(variableName.Value);
}
return(new TextNode(passedString));
}