Mercurial Repositories > eric / file comparison
comparison: eric6/Graphics/UMLDiagramBuilder.py
eric6/Graphics/UMLDiagramBuilder.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7229
- 53054eb5b15a
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the UML diagram builder base class. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 from PyQt5.QtCore import QObject | |
| 13 | |
| 14 | |
| 15 class UMLDiagramBuilder(QObject): | |
| 16 """ | |
| 17 Class implementing the UML diagram builder base class. | |
| 18 """ | |
| 19 def __init__(self, dialog, view, project): | |
| 20 """ | |
| 21 Constructor | |
| 22 | |
| 23 @param dialog reference to the UML dialog (UMLDialog) | |
| 24 @param view reference to the view object (UMLGraphicsView) | |
| 25 @param project reference to the project object (Project) | |
| 26 """ | |
| 27 super(UMLDiagramBuilder, self).__init__(dialog) | |
| 28 | |
| 29 self.umlView = view | |
| 30 self.scene = self.umlView.scene() | |
| 31 self.project = project | |
| 32 | |
| 33 def initialize(self): | |
| 34 """ | |
| 35 Public method to initialize the object. | |
| 36 """ | |
| 37 return | |
| 38 | |
| 39 def buildDiagram(self): | |
| 40 """ | |
| 41 Public method to build the diagram. | |
| 42 | |
| 43 This class must be implemented in subclasses. | |
| 44 | |
| 45 @exception NotImplementedError raised to indicate that this class | |
| 46 must be subclassed | |
| 47 """ | |
| 48 raise NotImplementedError( | |
| 49 "Method 'buildDiagram' must be implemented in subclasses.") | |
| 50 | |
| 51 def getPersistenceData(self): | |
| 52 """ | |
| 53 Public method to get a string for data to be persisted. | |
| 54 | |
| 55 @return persisted data string (string) | |
| 56 """ | |
| 57 return "" | |
| 58 | |
| 59 def parsePersistenceData(self, version, data): | |
| 60 """ | |
| 61 Public method to parse persisted data. | |
| 62 | |
| 63 @param version version of the data (string) | |
| 64 @param data persisted data to be parsed (string) | |
| 65 @return flag indicating success (boolean) | |
| 66 """ | |
| 67 return True |
