private static UISAnimationTime AnimationTime()
{
UISNumber start;
if (Test(Tag.LeftPar))
{
Expect(Tag.LeftPar);
start = Expr() as UISNumber;
ExpectGrammar(Tag.Split);
if (Test(Tag.Add))
{
ExpectGrammar(Tag.Add);
}
else
{
return(new UISAnimationTime(start, Expr() as UISNumber));
}
UISNumber end = Expr() as UISNumber;
ExpectGrammar(Tag.RightPar);
return(new UISAnimationTime(start, end, true));
}
else
{
start = Expr() as UISNumber;
return(new UISAnimationTime(start, new UISNumber(0), false));
}
}
/// <summary>
/// <para>Read animation repeat like (rA), (A, rB)</para>
/// <see cref="AnimationRepeat"/> -> <see cref="UISAnimationRepeat"/>
/// </summary>
/// <returns></returns>
private static UISAnimationRepeat AnimationRepeat()
{
bool isLoop = false;
bool allowSplit = false;
UISNumber repeatCount = null;
UISNumber repeatTime = null;
if (Expect(Tag.LeftPar))
{
allowSplit = true;
}
if (Test(Tag.IDENTITY))
{
string repeatCountLiteral = (look as Word).Lexeme;
if (repeatCountLiteral.StartsWith("r"))
{
isLoop = true;
repeatCountLiteral = repeatCountLiteral.Substring(1);
if (int.TryParse(repeatCountLiteral, out int result))
{
repeatCount = new UISNumber(result);
ExpectGrammar(Tag.IDENTITY);
}
}
else
{
ThrowError(new UISUnsupportAnimationRepeatException((look as Word).Lexeme));
}
}
else if (Test(Tag.NUMBER))
{
repeatCount = Expr() as UISNumber;
}
if (allowSplit && Test(Tag.Split))
{
ExpectGrammar(Tag.Split);
repeatTime = Expr() as UISNumber;
}
else
{
repeatTime = new UISNumber(0);
}
if (allowSplit)
{
ExpectGrammar(Tag.RightPar);
}
return(new UISAnimationRepeat(repeatCount, repeatTime, isLoop));
}
private static UISList <UISNumber> Indexs()
{
ExpectGrammar(Tag.LeftBar);
UISList <UISNumber> lists = new UISList <UISNumber>();
do
{
lists.Add(Expr() as UISNumber);
} while (Expect(Tag.Split));
//[2.1更新]: 支持_sprite-[1-3]形式的写法以简化多个元素同时定义的场景
if (Expect(Tag.Index))
{
UISNumber end = Expr() as UISNumber;
lists.AddAll(Enumerable
.Range((int)lists.First().Number + 1,
(int)end.Number)
.Select(p => new UISNumber(p)));
}
ExpectGrammar(Tag.RightBar);
return(lists);
}
protected override void Refresh()
{
FRAME = FindPropertyDefine <UISFrameFile>(Property.FRAME);
INTERVAL = FindPropertyDefine <UISNumber>(Property.INTERVAL);
BLEND = FindPropertyDefine <UISNumber>(Property.BLEND);
}
protected override void Refresh()
{
FLIP = FindPropertyDefine <UISNumber>(Property.FLIP);
BLEND = FindPropertyDefine <UISNumber>(Property.BLEND);
}
