Rename modules

Rename modules with better name and move the arduino code to its own folder

gcodeextractor/utils/FileUtils.py

@@ -0,0 +1,86 @@
+import math
+
+class FileUtils:
+	@staticmethod
+	def pbmToMatrix(pbmFilePath, dimensionLineIndex = 2):
+		"""
+		Read a pbm file and convert in an int matrix
+		
+		:param str pbmFilePath: Path of the ascii pbm file to convert in a matrix
+		:param int dimensionLineIndex: Line index containing the dimension of the image
+		:return matrix: Matrix with image value
+		:return height: Height of the matrix
+		:return width: Width of the matrix
+		"""
+		
+		completeFile = []
+		
+		file = open(pbmFilePath, 'r')
+		lines = file.readlines()
+		width, height = (int(val) for val in lines[dimensionLineIndex].split())
+		file.close()
+		
+		for line in lines[dimensionLineIndex + 1:]:
+			for val in line.split():
+				completeFile += [int(val)]
+		
+		matrix = [[0 for i in range(width)] for j in range(height)]
+		for index, value in enumerate(completeFile):
+			matrix[int(math.floor(index / width))][index % width] = value
+		
+		return matrix, height, width
+	
+	@staticmethod
+	def saveMatrixToFile(matrix, filePath):
+		"""
+		Save a matrix in a plain text file
+		
+		:param matrix: Matrix to save
+		:param filePath: Path of the output file
+		:return: None
+		"""
+		with open(filePath, 'w') as f:
+			for x in matrix:
+				for y in x:
+					f.write('%s ' % y )
+				f.write('\n')
+			f.close()
+			
+	@staticmethod
+	def saveStringListToFile(stringList, filePath):
+		"""
+		Save a string list into a plain text file with a carriage return after each entry
+		
+		:param stringList: List of string to write
+		:param filePath: File path to write the text
+		:return: None
+		"""
+		with open(filePath, 'w') as f:
+			for line in stringList:
+				f.write('%s\n' % line)
+			f.close()
+			
+	@staticmethod
+	def getPixelSize(matHeight, matWidth, pcbHeight, pcbWidth, unit = 'mm'):
+		"""
+		Get pixel width and height with the real image size
+		
+		:param matHeight: Height of the image matrix (Nb pixels)
+		:param matWidth: Width of the image matrix (Nb pixels)
+		:param pcbHeight: True height of the image (PCB)
+		:param pcbWidth: True width of the image (PCB)
+		:param unit: Unit of the size of the image, default in mm
+		:return pixelHeight: Pixel height in mm
+		:return pixelWidth: Pixel width in mm
+		
+		"""
+		if unit == 'mm':
+			return pcbHeight / matHeight, pcbWidth / matWidth
+		elif unit == 'cm':
+			return pcbHeight / matHeight * 10, pcbWidth / matWidth * 10
+		elif unit == 'm':
+			return pcbHeight / matHeight * 100, pcbWidth / matWidth * 100
+		elif unit == 'in':
+			return pcbHeight / matHeight * 25.4, pcbWidth / matWidth * 25.4
+		else:
+			raise RuntimeError('Unit not handle')