vcs.maemo.org Git - ejpi/blob - src/plugins/builtins.py

   1 from __future__ import division
   2
   3 import os
   4 import operator
   5 import math
   6
   7 import operation
   8
   9 import sys
  10 sys.path.append("../")
  11 import plugin_utils
  12
  13 _NAME = "Builtins"
  14 _ICON = "builtins.png"
  15 _MAP = {
  16         "name": _NAME,
  17         "keys": {
  18                 (0, 0): {
  19                         "CENTER": {"action": "7", "type": "text", "text": "7", },
  20                         "showAllSlices": True,
  21                 },
  22                 (0, 1): {
  23                         "CENTER": {"action": "8", "type": "text", "text": "8", },
  24                         "SOUTH": {"action": "[**]", "type": "text", "text": "x ** y", },
  25                         "EAST": {"action": "[sq]", "type": "text", "text": "x ** 2", },
  26                         "WEST": {"action": "[sqrt]", "type": "text", "text": "sqrt", },
  27                         "showAllSlices": False,
  28                 },
  29                 (0, 2): {
  30                         "CENTER": {"action": "9", "type": "text", "text": "9", },
  31                         "showAllSlices": True,
  32                 },
  33                 (1, 0): {
  34                         "CENTER": {"action": "4", "type": "text", "text": "4", },
  35                         "showAllSlices": True,
  36                 },
  37                 (1, 1): {
  38                         "CENTER": {"action": "5", "type": "text", "text": "5", },
  39                         "EAST": {"action": "[+]", "type": "text", "text": "+", },
  40                         "WEST": {"action": "[-]", "type": "text", "text": "-", },
  41                         "NORTH": {"action": "[*]", "type": "text", "text": "*", },
  42                         "SOUTH": {"action": "[/]", "type": "text", "text": "/", },
  43                         "showAllSlices": True,
  44                 },
  45                 (1, 2): {
  46                         "CENTER": {"action": "6", "type": "text", "text": "6", },
  47                         "showAllSlices": True,
  48                 },
  49                 (2, 0): {
  50                         "CENTER": {"action": "1", "type": "text", "text": "1", },
  51                         "EAST": {"action": "0", "type": "text", "text": "0", },
  52                         "showAllSlices": True,
  53                 },
  54                 (2, 1): {
  55                         "CENTER": {"action": "2", "type": "text", "text": "2", },
  56                         "EAST": {"action": "[abs]", "type": "text", "text": "abs", },
  57                         "NORTH": {"action": ".", "type": "text", "text": ".", },
  58                         "WEST": {"action": "[+-]", "type": "text", "text": "+/-", },
  59                         "showAllSlices": True,
  60                 },
  61                 (2, 2): {
  62                         "CENTER": {"action": "3", "type": "text", "text": "3", },
  63                         "NORTH": {"action": "[!]", "type": "text", "text": "x !", },
  64                         "WEST": {"action": "j", "type": "text", "text": "j", },
  65                         "showAllSlices": True,
  66                 },
  67         },
  68 }
  69 _ICON_PATH = [os.path.join(os.path.dirname(__file__), "images")]
  70 PLUGIN = plugin_utils.PieKeyboardPluginFactory(_NAME, _ICON, _MAP, _ICON_PATH)
  71
  72 addition = operation.generate_function(operator.add, "+", operation.Function.REP_INFIX, 2)
  73 subtraction = operation.generate_function(operator.sub, "-", operation.Function.REP_INFIX, 2)
  74 multiplication = operation.generate_function(operator.mul, "*", operation.Function.REP_INFIX, 2)
  75 trueDivision = operation.generate_function(operator.truediv, "/", operation.Function.REP_INFIX, 2)
  76
  77 PLUGIN.register_operation("+", addition)
  78 PLUGIN.register_operation("-", subtraction)
  79 PLUGIN.register_operation("*", multiplication)
  80 PLUGIN.register_operation("/", trueDivision)
  81
  82 exponentiation = operation.generate_function(operator.pow, "**", operation.Function.REP_INFIX, 2)
  83 abs = operation.generate_function(operator.abs, "abs", operation.Function.REP_FUNCTION, 1)
  84 try:
  85         fact_func = math.factorial
  86 except AttributeError:
  87         def fact_func(self, num):
  88                 if num <= 0:
  89                         return 1
  90                 return num * fact_func(self, num - 1)
  91 factorial = operation.generate_function(fact_func, "!", operation.Function.REP_POSTFIX, 1)
  92 negate = operation.generate_function(operator.neg, "+-", operation.Function.REP_PREFIX, 1)
  93 square = operation.generate_function((lambda self, x: x ** 2), "sq", operation.Function.REP_FUNCTION, 1)
  94 square_root = operation.generate_function((lambda self, x: x ** 0.5), "sqrt", operation.Function.REP_FUNCTION, 1)
  95
  96 # @todo Possibly make a graphic for this of x^y
  97 PLUGIN.register_operation("**", exponentiation)
  98 PLUGIN.register_operation("abs", abs)
  99 PLUGIN.register_operation("!", factorial)
 100 PLUGIN.register_operation("+-", negate)
 101 PLUGIN.register_operation("sq", square)
 102 PLUGIN.register_operation("sqrt", square_root)