PriceCells - defines fixed price levels (finitely or infinitely many) [1036205]

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JavaX fragment (include) [tags: use-pretranspiled]

Transpiled version (52L) is out of date.

interface PriceCells {
  bool isCellLimit(double price);
  
  // next-higher cell limit or NaN if no more cells
  double nextCellLimit(double price);
  
  // next-lower cell limit or NaN if no more cells
  double previousCellLimit(double price);
  
  // go n steps down
  double nCellLimitsDown(double price, int n);
  
  // go n steps up
  double nCellLimitsUp(double price, int n);
  
  // convert to "cell space" (0=first cell limit, 1=next cell limit, -1=previous cell limit etc)
  double priceToCellNumber aka toCellNumber(double price);
  
  double cellNumberToPrice aka fromCellNumber(double cellNumber);
  
  default double basePrice() { ret cellNumberToPrice(0); }
}

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Snippet ID:

#1036205

Snippet name:

PriceCells - defines fixed price levels (finitely or infinitely many)

Eternal ID of this version:

#1036205/7

Text MD5:

b882e620069466a7abbbefd85697c44f

Author:

stefan

Category:

javax / trading

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2022-11-19 11:54:46

Source code size:

696 bytes / 22 lines

Pitched / IR pitched:

No / No

Views / Downloads:

134 / 204

Version history:

6 change(s)

Referenced in:

[show references]

1	interface PriceCells {
2	bool isCellLimit(double price);
3
4	// next-higher cell limit or NaN if no more cells
5	double nextCellLimit(double price);
6
7	// next-lower cell limit or NaN if no more cells
8	double previousCellLimit(double price);
9
10	// go n steps down
11	double nCellLimitsDown(double price, int n);
12
13	// go n steps up
14	double nCellLimitsUp(double price, int n);
15
16	// convert to "cell space" (0=first cell limit, 1=next cell limit, -1=previous cell limit etc)
17	double priceToCellNumber aka toCellNumber(double price);
18
19	double cellNumberToPrice aka fromCellNumber(double cellNumber);
20
21	default double basePrice() { ret cellNumberToPrice(0); }
22	}