Method resolveExp

src/components/ThemeComponent.cpp:323–336

takes a string containing a mathematical expression (possibly including variables) and resolves it to a float value

//takes a string containing a mathematical expression (possibly including variables) and resolves it to a float value
float ThemeComponent::resolveExp(std::string str, float defaultVal)
{
	if(str.empty())
		return defaultVal;

	MathExp exp;
	exp.setExpression(str);

	//set variables
	exp.setVariable("headerHeight", (float)(FONT_SIZE_LARGE / Renderer::getScreenHeight()));
	exp.setVariable("infoWidth", mFloatMap["listOffsetX"]);

	return exp.eval();
}

//takes a string of hex and resolves it to an integer
unsigned int ThemeComponent::resolveColor(std::string str, unsigned int defaultColor)