// a = +1 if press button plus and a = -1 if press minus
private void PlusOrMinusParametr(int a)
{
if (inputInfoMode)
{
TrainParametrs[inputInfoParametr] += a;
Klub_u.SetInfo(InputInfoParametrs[inputInfoParametr] + " - " + TrainParametrs[inputInfoParametr].ToString() + " ");
}
else if (inputPathMode)
{
PathNumber += (byte)a;
Klub_u.SetInfo("Номер пути = " + PathNumber.ToString() + " ");
}
else if (inputPathCorrectnessMode)
{
CorrectPath = !CorrectPath;
Klub_u.SetInfo("Признак правильности пути = " + (CorrectPath ? "1" : "0") + " ");
}
}
public override void PressButtonP()
{
if (inputPathMode)
{
NextInputPath();
}
else
{
if (inputPathCorrectnessMode)
{
NextInputPathCorrectness();
}
else
{
inputCommandMode = false;
inputInfoMode = false;
inputPathMode = true;
Klub_u.SetInfo("Номер пути = " + PathNumber.ToString() + " ");
}
}
}
private void PressNumberButtonN(byte n)
{
if (inputInfoMode)
{
TrainParametrs[inputInfoParametr] = TrainParametrs[inputInfoParametr] * 10 + n;
Klub_u.SetInfo(InputInfoParametrs[inputInfoParametr] + " - " + TrainParametrs[inputInfoParametr].ToString() + " ");
}
else if (inputPathMode)
{
PathNumber = (byte)(PathNumber * 10 + n);
Klub_u.SetInfo("Номер пути = " + PathNumber.ToString() + " ");
}
else if (inputPathCorrectnessMode)
{
CorrectPath = n == 1;
Klub_u.SetInfo("Признак правильности пути = " + (CorrectPath ? "1" : "0") + " ");
}
else
{
inputNumberTool.AddSimvol(n);
}
}
//判断一种类型的数据是不是读取完了，如对于M类型，后面跟两个数据
private static bool isEndOfOneTypeNumber(PathNumber pathNumber, ref int currentIndex)
{
bool isEnd = false;
switch (pathNumber.Type)
{
case "M":
case "m":
case "L":
case "l":
{
if (pathNumber.Numbers.Count() == 2)
{
currentIndex++;
isEnd = true;
}
break;
}
case "H":
case "h":
case "V":
case "v":
{
if (pathNumber.Numbers.Count() == 1)
{
currentIndex++;
isEnd = true;
}
break;
}
case "C":
case "c":
{
if (pathNumber.Numbers.Count() == 6)
{
currentIndex++;
isEnd = true;
}
break;
}
case "S":
case "s":
case "Q":
case "q":
case "T":
case "t":
{
if (pathNumber.Numbers.Count() == 4)
{
currentIndex++;
isEnd = true;
}
break;
}
case "A":
case "a":
{
if (pathNumber.Numbers.Count() == 5)
{
currentIndex++;
isEnd = true;
}
break;
}
}
return(isEnd);
}
/// <summary>
/// Parse a number from an SVG path. path值对应的只有一个M/m，如果有多个，数据
/// 处理不了，需要手动转换
/// </summary>
/// <param name="path">path 对应的element中d所对应的值</param>
/// <returns></returns>
public static List <PathNumber> transferPathToNumber(string path)
{
var currentIndex = 1;
var startIndex = currentIndex;
var endIndex = path.Length;
List <PathNumber> pathNumbers = new List <PathNumber>();
//跳过字符串中的空格位置
skipOptionalSpaces(path, ref currentIndex, endIndex);
while (currentIndex < endIndex)
{
PathNumber pathNumber = new PathNumber();
pathNumber.Numbers = new List <double>();
pathNumber.Type = path[currentIndex - 1].ToString();
do
{
var exponent = 0; //指数
var integer = 0; //整数
var frac = 1;
decimal decimalNumber = 0; //小数
var sign = 1; //符号
var expsign = 1;
// Read the sign.
if (currentIndex < endIndex && path[currentIndex] == '+')
{
currentIndex++;
}
else if (currentIndex < endIndex && path[currentIndex] == '-')
{
currentIndex++;
sign = -1;
}
if (currentIndex == endIndex || ((path[currentIndex] < '0' || path[currentIndex] > '9') && path[currentIndex] != '.'))
{
// The first character of a number must be one of [0-9+-.].
return(null);
}
// Read the integer part, build right-to-left.
var startIntPartIndex = currentIndex;
while (currentIndex < endIndex && path[currentIndex] >= '0' && path[currentIndex] <= '9')
{
currentIndex++; // Advance to first non-digit.
}
if (currentIndex != startIntPartIndex)
{
var scanIntPartIndex = currentIndex - 1;
var multiplier = 1;
while (scanIntPartIndex >= startIntPartIndex)
{
integer += multiplier * (path[scanIntPartIndex--] - '0');
multiplier *= 10;
}
}
// Read the decimals.
if (currentIndex < endIndex && path[currentIndex] == '.')
{
currentIndex++;
// There must be a least one digit following the .
if (currentIndex >= endIndex || path[currentIndex] < '0' || path[currentIndex] > '9')
{
return(null);
}
while (currentIndex < endIndex && path[currentIndex] >= '0' && path[currentIndex] <= '9')
{
frac *= 10;
decimalNumber += (decimal)(path[currentIndex] - '0') / frac;
currentIndex += 1;
}
}
// Read the exponent part.
if (currentIndex != startIndex && currentIndex + 1 < endIndex && (path[currentIndex] == 'e' || path[currentIndex] == 'E') && (path[currentIndex + 1] != 'x' && path[currentIndex + 1] != 'm'))
{
currentIndex++;
// Read the sign of the exponent.
if (path[currentIndex] == '+')
{
currentIndex++;
}
else if (path[currentIndex] == '-')
{
currentIndex++;
expsign = -1;
}
// There must be an exponent.
if (currentIndex >= endIndex || path[currentIndex] < '0' || path[currentIndex] > '9')
{
return(null);
}
while (currentIndex < endIndex && path[currentIndex] >= '0' && path[currentIndex] <= '9')
{
exponent *= 10;
exponent += (path[currentIndex] - '0');
currentIndex++;
}
}
var number = integer + decimalNumber;
number *= sign;
if (exponent > 0)
{
number *= (decimal)Math.Pow(10, expsign * exponent);
}
if (startIndex == currentIndex)
{
return(null);
}
pathNumber.Numbers.Add((double)number);
skipOptionalSpacesOrDelimiter(path, ref currentIndex, endIndex);
} while (!isEndOfOneTypeNumber(pathNumber, ref currentIndex));
pathNumbers.Add(pathNumber);
}
if (path[endIndex - 1] == 'Z' || path[endIndex - 1] == 'z')
{
PathNumber pathNumber = new PathNumber();
pathNumber.Type = path[endIndex - 1].ToString();
pathNumbers.Add(pathNumber);
}
return(pathNumbers);
}