added directory mode

main.py

@@ -16,21 +16,51 @@ description = """Examples:
 
     - Transparent background:
         python main.py schema.xml -o out.png -c transparent.json
+    
+    - Directory mode:
+        python main.py -d -o images/ schemas/
 """
 
 
+def processFile(inPath, outPath, confPath, display):
+    schema = InstructionSetSchema(inPath, confPath, display)
+    schema.save(outPath)
+
+
 if __name__ == "__main__":
     parser = argparse.ArgumentParser(description=description, formatter_class=argparse.RawTextHelpFormatter)
     parser.add_argument("schema", help="Path to the schema description. Accepted formats are: YAML, JSON and XML")
     parser.add_argument("-o", "--output", help="Output path. By default, the output file will have the same name as the schema description with the extension .png")
     parser.add_argument("-c", "--config", help="Path to the config file", default="config.json")
     parser.add_argument("-D", "--display", help="Enable pygame display of the result", action="store_true")
+    parser.add_argument("-d", "--directory", help="Enable directory mode. If set, the input and output paths are directories and all files inside the input directory are processed", action="store_true")
     
     args = parser.parse_args()
     
-    output = args.output
-    if output is None:
-        output = os.path.splitext(args.schema)[0] + ".png"
+    if args.directory:
+        if not os.path.isdir(args.schema):
+            print(f"{args.schema} is not a directory")
+            exit(-1)
         
-    schema = InstructionSetSchema(args.schema, args.config, args.display)
-    schema.save(output)
+        output = args.output
+        if output is None:
+            output = args.schema
+        
+        if not os.path.isdir(output):
+            print(f"{output} is not a directory")
+            exit(-1)
+        
+        paths = os.listdir(args.schema)
+        for path in paths:
+            inPath = os.path.join(args.schema, path)
+            outPath = os.path.join(output, path)
+            outPath = os.path.splitext(outPath)[0] + ".png"
+            
+            processFile(inPath, outPath, args.config, args.display)
+    
+    else:
+        output = args.output
+        if output is None:
+            output = os.path.splitext(args.schema)[0] + ".png"
+        
+        processFile(args.schema, output, args.config, args.display)