79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
from interpreter.interpret_source import Function_scope
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from typing import List
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import logging
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from enum import IntEnum
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import os.path
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import secrets
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from draw.Iinstruction import Iinstruction
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from interpreter import interpret_source as itp
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from draw.code_to_image_wrapper import NSD_writer
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import draw.code_to_image as cti
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class Overwrite_behaviour(IntEnum):
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SKIP = 0
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OVERWWRITE = 1
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RANDOM_NAME = 2
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OB = Overwrite_behaviour
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class NassiShneidermanDiagram:
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def __init__(self, do_debug: bool):
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self.function_scopes: List[Function_scope] = []
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self.init_logging(do_debug)
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def init_logging(self, debug: bool):
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logLevel = logging.INFO
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if debug:
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logLevel = logging.DEBUG
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logging.basicConfig(level=logLevel)
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def set_font(self, font_filepath: str):
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cti.set_font(font_filepath)
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def _get_image_height(self, scope_index: int) -> int:
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h = 0
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for inst in self.function_scopes[scope_index]:
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h += inst.getblksize()
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return int(h)
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def _save_scope(self, scope_index: int, output_path: str, x_size: int):
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"""DEBUGING ONLY"""
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scope = self.function_scopes[scope_index]
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image_y_sz = self._get_image_height(scope_index)
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with NSD_writer(output_path, x_size, image_y_sz):
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x, y = 0, 0
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for instruction in scope.contents:
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x, y = instruction.to_image(x, y, x_size)
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def check_conflicts(self, filepath:str, behavoiur: Overwrite_behaviour):
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if os.path.exists(filepath + ".png"):
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if behavoiur == OB.SKIP:
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return None
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elif behavoiur == OB.OVERWWRITE:
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return filepath
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else:
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while os.path.exists(filepath+".png"):
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filepath = filepath + str(secrets.token_hex(1))
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return filepath
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return filepath
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def convert_to_image(self, output_path: str, filename: str, on_conflict: Overwrite_behaviour=OB.SKIP, x_size: int=200):
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for i in range(len(self.function_scopes)):
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filepath = f"{output_path}/{filename}#{i}"
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filepath = self.check_conflicts(filepath, on_conflict)
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if filepath is not None:
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logging.info(f"Saving NSD to {filepath}...")
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try:
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self._save_scope(i, filepath, x_size)
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except Exception as e:
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logging.error(f"Failed to save image {filepath} with error '{e}'")
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except:
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logging.error(f"Failed to save image {filepath}. Unknown error")
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raise
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def load_from_file(self, filepath:str):
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self.function_scopes = itp.load_scoped_instructions(filepath) |