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Greedy scad interface #183

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Greedy scad interface #183

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74caa68
greedy scad interface
jeff-dh Jun 6, 2021
67e83fe
improved
jeff-dh Jun 8, 2021
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@jeff-dh
jeff-dh committed Jun 8, 2021
commit 67e83fe9a2cf5b0b45171307f736a72a7eb2e33c
4 changes: 2 additions & 2 deletions solid/greedy_scad_interface/customizer_widgets.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ def __init__(self, name, default_value, options='', label='', tab=''):
options_str = '[' + ", ".join(map(str, options)) + ']'

if isinstance(options, dict):
reverse_options = [ f"{options[k]} : {k}" for k in options.keys()]
reverse_options = [ f'{options[k]} : "{k}"' for k in options.keys()]
options_str = f'[{", ".join(reverse_options)}]'

super().__init__(name, default_value, options_str, label=label, tab=tab)
Expand All @@ -27,5 +27,5 @@ def __init__(self, name, default_value, label='', tab=''):
class CustomizerTextboxVariable(ScadVariable):
def __init__(self, name, default_value, max_length='', label='', tab=''):
options_str = max_length and str(max_length)
super().__init__(name, f'"{default_value}"', options_str, label=label, tab=tab)
super().__init__(name, default_value, options_str, label=label, tab=tab)

2 changes: 1 addition & 1 deletion solid/greedy_scad_interface/scad_interface.py
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Expand Up @@ -26,5 +26,5 @@ def set_global_viewport_distance(d):

def get_scad_header():
base_str = "\n\n".join(ScadVariable.registered_variables.values())
return f'//=== custmizer variables start ===\n{base_str}\n//=== customizer variables end===\n'
return f'{base_str}\n'

29 changes: 16 additions & 13 deletions solid/greedy_scad_interface/scad_variable.py
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Expand Up @@ -22,6 +22,12 @@ def __operator_base__(self, op, other):
def __unary_operator_base__(self, op):
return ScadValue(f'({op}{self})')

def __illegal_operator__(self):
raise Exception("You can't compare a ScadValue with something else, " +\
"because we don't know the customized value at " +\
"SolidPythons runtime because it might get customized " +\
"at OpenSCAD runtime.")

#basic operators +, -, *, /, %, **
def __add__(self, other): return self.__operator_base__("+", other)
def __sub__(self, other): return self.__operator_base__("-", other)
Expand All @@ -43,23 +49,20 @@ def __neg__(self): return self.__unary_operator_base__("-")
#other operators
def __abs__(self): return ScadValue(f'abs({self})')

def __bool__(self):
raise Exception("You can't use scad variables as truth statement because " +\
"we don't know the value of a customized variable at SolidPython " +\
"runtime.")

def __illegal_operator__(self):
raise Exception("You can't compare a ScadValue with something else, " +\
"because we don't know the customized value at SolidPythons runtime " +\
"because it might get customized at OpenSCAD runtime.")

#"illegal" operators
def __eq__(self, other): return self.__illegal_operator__()
def __ne__(self, other): return self.__illegal_operator__()
def __le__(self, other): return self.__illegal_operator__()
def __ge__(self, other): return self.__illegal_operator__()
def __lt__(self, other): return self.__illegal_operator__()
def __gt__(self, other): return self.__illegal_operator__()

#do not allow to evaluate to bool
def __bool__(self):
raise Exception("You can't use scad variables as truth statement because " +\
"we don't know the value of a customized variable at " +\
"SolidPython runtime.")

class ScadVariable(ScadValue):
registered_variables = {}

Expand All @@ -73,12 +76,12 @@ def __init__(self, name, default_value, options_str='', label='', tab=''):
self.registered_variables.update({name : def_str})

def get_definition(self, name, default_value, options_str, label, tab):
from ..solidpython import py2openscad

tab = tab and f'/* [{tab}] */\n'
label = label and f'//{label}\n'
options_str = options_str and f' //{options_str}'

if isinstance(default_value, str):
default_value = f'"{default_value}"'
default_value = py2openscad(default_value)

return f'{tab}{label}{name} = {default_value};{options_str}'