Mercurial Repositories > eric / file comparison
comparison: src/eric7/Graphics/UMLDiagramBuilder.py
src/eric7/Graphics/UMLDiagramBuilder.py
- branch
- eric7
- changeset 9209
- b99e7fd55fd3
- parent 8881
- 54e42bc2437a
- child 9221
- bf71ee032bb4
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| 9208:3fc8dfeb6ebe | 9209:b99e7fd55fd3 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 - 2022 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the UML diagram builder base class. | |
| 8 """ | |
| 9 | |
| 10 from PyQt6.QtCore import QObject | |
| 11 | |
| 12 | |
| 13 class UMLDiagramBuilder(QObject): | |
| 14 """ | |
| 15 Class implementing the UML diagram builder base class. | |
| 16 """ | |
| 17 def __init__(self, dialog, view, project): | |
| 18 """ | |
| 19 Constructor | |
| 20 | |
| 21 @param dialog reference to the UML dialog | |
| 22 @type UMLDialog | |
| 23 @param view reference to the view object | |
| 24 @type UMLGraphicsView | |
| 25 @param project reference to the project object | |
| 26 @type Project | |
| 27 """ | |
| 28 super().__init__(dialog) | |
| 29 | |
| 30 self.umlView = view | |
| 31 self.scene = self.umlView.scene() | |
| 32 self.project = project | |
| 33 | |
| 34 def initialize(self): | |
| 35 """ | |
| 36 Public method to initialize the object. | |
| 37 """ | |
| 38 return | |
| 39 | |
| 40 def buildErrorMessage(self, msg): | |
| 41 """ | |
| 42 Public method to build an error string to be included in the scene. | |
| 43 | |
| 44 @param msg error message | |
| 45 @type str | |
| 46 @return prepared error string | |
| 47 @rtype str | |
| 48 """ | |
| 49 return ( | |
| 50 "<font color='{0}'>".format( | |
| 51 self.umlView.getDrawingColors()[0].name()) + | |
| 52 msg + | |
| 53 "</font>" | |
| 54 ) | |
| 55 | |
| 56 def buildDiagram(self): | |
| 57 """ | |
| 58 Public method to build the diagram. | |
| 59 | |
| 60 This class must be implemented in subclasses. | |
| 61 | |
| 62 @exception NotImplementedError raised to indicate that this class | |
| 63 must be subclassed | |
| 64 """ | |
| 65 raise NotImplementedError( | |
| 66 "Method 'buildDiagram' must be implemented in subclasses.") | |
| 67 | |
| 68 def parsePersistenceData(self, version, data): | |
| 69 """ | |
| 70 Public method to parse persisted data. | |
| 71 | |
| 72 @param version version of the data | |
| 73 @type str | |
| 74 @param data persisted data to be parsed | |
| 75 @type str | |
| 76 @return flag indicating success | |
| 77 @rtype bool | |
| 78 """ | |
| 79 return True | |
| 80 | |
| 81 def toDict(self): | |
| 82 """ | |
| 83 Public method to collect data to be persisted. | |
| 84 | |
| 85 @return dictionary containing data to be persisted | |
| 86 @rtype dict | |
| 87 """ | |
| 88 return {} | |
| 89 | |
| 90 def fromDict(self, version, data): | |
| 91 """ | |
| 92 Public method to populate the class with data persisted by 'toDict()'. | |
| 93 | |
| 94 @param version version of the data | |
| 95 @type str | |
| 96 @param data dictionary containing the persisted data | |
| 97 @type dict | |
| 98 @return tuple containing a flag indicating success and an info | |
| 99 message in case the diagram belongs to a different project | |
| 100 @rtype tuple of (bool, str) | |
| 101 """ | |
| 102 return True, "" |
