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Nassi-Shneiderman-Diagramm-…/interpreter/NassiShneidermann.py

46 lines
1.4 KiB
Python

from typing import List
import logging
from draw.Iinstruction import Iinstruction
from interpreter import interpret_source as itp
from draw.code_to_image_wrapper import NSD_writer
import draw.code_to_image as cti
class NassiShneidermanDiagram:
def __init__(self, do_debug: bool):
self.scopes: List[List[Iinstruction]] = []
self.init_logging(do_debug)
def init_logging(self, debug: bool):
logLevel = logging.INFO
if debug:
logLevel = logging.DEBUG
logging.basicConfig(level=logLevel)
def set_font(self, font_filepath: str):
cti.set_font(font_filepath)
def _get_image_height(self, scope_index: int) -> int:
h = 0
for inst in self.scopes[scope_index]:
h += inst.getblksize()
return int(h)
def convert_to_image(self, output_path: str, filename: str, x_size: int=200):
for i in range(len(self.scopes)):
filepath = f"{output_path}/{filename}#{i}"
logging.info(f"Saving NSD to {filepath}.png...")
image_y_sz = self._get_image_height(i)
with NSD_writer(filepath, x_size, image_y_sz):
scope = self.scopes[i]
x, y = 0, 0
for instruction in scope:
x, y = instruction.to_image(x, y, x_size)
logging.info("Done!")
def load_from_file(self, filepath:str):
self.scopes = itp.load_instructions(filepath)