Integrals, opening directly from the command line

run.py

@@ -25,7 +25,11 @@ import os
 import tempfile
 from platform import release as os_release
 from json import dumps
-from sys import platform
+from sys import platform, argv
+
+pwd = os.getcwd()
+os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
 
 tempfile = tempfile.mkstemp(suffix = '.png')[1]
 
@@ -77,7 +81,7 @@ class Helper(QObject):
         # TODO: Better copy system
         os.system("xclip -selection clipboard -t image/png -i " + tempfile)
 
-app = QApplication([])
+app = QApplication(argv)
 app.setApplicationName("Logarithmic Plotter")
 app.setOrganizationName("Ad5001")
 app.setWindowIcon(QIcon(os.path.realpath(os.path.join(os.getcwd(), "logplotter.svg"))))
@@ -88,6 +92,12 @@ engine.rootContext().setContextProperty("Helper", helper)
 engine.addImportPath(os.path.realpath(os.path.join(os.getcwd(), "qml")))
 engine.load(os.path.realpath(os.path.join(os.getcwd(), "qml", "LogGraph.qml")))
 
+os.chdir(pwd)
+if len(argv) > 0 and os.path.exists(argv[-1]) and argv[-1].split('.')[-1] == 'json':
+    print(argv[-1])
+    engine.rootObjects()[0].loadDiagram(argv[-1])
+os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
 if not engine.rootObjects():
     print("No root object")
     exit(-1)