/// <summary>
/// <para>Read a $ increase value</para>
/// <see cref="Expr(bool)"/> -> <see cref="Increase"/> -> <see cref="UISLiteralValue"/>
/// </summary>
/// <param name="src"></param>
/// <param name="pass"></param>
/// <returns></returns>
private static UISLiteralValue Increase(UISLiteralValue src, bool pass = false)
{
if (pass)
{
return(src);
}
if (Expect(Tag.Increase))
{
src.IndexIncreasable = true;
src.IndexIncrease = Expr(true);
}
return(src);
}
/// <summary>
/// <para>Read a rectangle h,w,x,y</para>
/// <para><see cref="Rect"/> -> <see cref="UISRect"/></para>
/// </summary>
/// <returns></returns>
private static UISRect Rect()
{
UISLiteralValue h = Expr();
ExpectGrammar(Tag.Split);
UISLiteralValue w = Expr();
ExpectGrammar(Tag.Split);
UISLiteralValue x = Expr();
ExpectGrammar(Tag.Split);
UISLiteralValue y = Expr();
return(new UISRect(h, w, x, y));
}