Hardware Design: SIE
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Source at commit 2efe106cf30654a74ec979a00de820e2aca3021e created 13 years 4 months ago. By Juan64Bits, Adding bases to the code generator. Code text edit, fixing input/output ID control, etc. | |
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1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
4 | ** All rights reserved. |
5 | ** Contact: Nokia Corporation (qt-info@nokia.com) |
6 | ** |
7 | ** This file is part of the examples of the Qt Toolkit. |
8 | ** |
9 | ** $QT_BEGIN_LICENSE:LGPL$ |
10 | ** Commercial Usage |
11 | ** Licensees holding valid Qt Commercial licenses may use this file in |
12 | ** accordance with the Qt Commercial License Agreement provided with the |
13 | ** Software or, alternatively, in accordance with the terms contained in |
14 | ** a written agreement between you and Nokia. |
15 | ** |
16 | ** GNU Lesser General Public License Usage |
17 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
18 | ** General Public License version 2.1 as published by the Free Software |
19 | ** Foundation and appearing in the file LICENSE.LGPL included in the |
20 | ** packaging of this file. Please review the following information to |
21 | ** ensure the GNU Lesser General Public License version 2.1 requirements |
22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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24 | ** In addition, as a special exception, Nokia gives you certain additional |
25 | ** rights. These rights are described in the Nokia Qt LGPL Exception |
26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
27 | ** |
28 | ** GNU General Public License Usage |
29 | ** Alternatively, this file may be used under the terms of the GNU |
30 | ** General Public License version 3.0 as published by the Free Software |
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38 | ** $QT_END_LICENSE$ |
39 | ** |
40 | ****************************************************************************/ |
41 | |
42 | #ifndef DIAGRAMSCENE_H |
43 | #define DIAGRAMSCENE_H |
44 | |
45 | #include <QGraphicsScene> |
46 | #include <QDesktopServices> |
47 | #include <QtXml> |
48 | #include "diagramtextitem.h" |
49 | #include "arrow.h" |
50 | #include "mainwindow.h" |
51 | |
52 | QT_BEGIN_NAMESPACE |
53 | class QGraphicsSceneMouseEvent; |
54 | class QMenu; |
55 | class QPointF; |
56 | class QGraphicsLineItem; |
57 | class QFont; |
58 | class QGraphicsTextItem; |
59 | class QColor; |
60 | class QStatusBar; |
61 | QT_END_NAMESPACE |
62 | class MainWindow; |
63 | class Arrow; |
64 | class DiagramTextItem; |
65 | |
66 | class DiagramScene : public QGraphicsScene |
67 | { |
68 | Q_OBJECT |
69 | |
70 | public: |
71 | enum Mode { MoveItem , EditPolygon, InsertText }; |
72 | |
73 | DiagramScene(QMenu *itemMenu, MainWindow *ownerWindow, QObject *parent=0); |
74 | |
75 | QDomDocument toXmlFormat(); |
76 | int fromXmlFormat(QDomDocument xmlDocument); |
77 | void cleanScene(); |
78 | void setTextType(int type,QString text){myTextType=type;myTypeString=text;} |
79 | void resetMyPolygon(){myPolygonPath=0;} |
80 | |
81 | QHash<int,DiagramTextItem*> getTextItemsByID; |
82 | |
83 | int addTextItem(DiagramTextItem * textItem); |
84 | void removeTextItem(DiagramTextItem * textItem); |
85 | |
86 | QString createPrototype(); |
87 | |
88 | public slots: |
89 | void setMode(Mode mode){myMode=mode;} |
90 | void editorLostFocus(DiagramTextItem *item); |
91 | |
92 | signals: |
93 | void textInserted(QGraphicsTextItem *item); |
94 | |
95 | protected: |
96 | void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent); |
97 | void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent); |
98 | void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent); |
99 | void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event); |
100 | void drawBackground(QPainter *p, const QRectF &r); |
101 | |
102 | private: |
103 | bool isItemChange(int type); |
104 | void doSnapToGrid(QGraphicsSceneMouseEvent *mouseEvent); |
105 | QMenu *myItemMenu; |
106 | Mode myMode; |
107 | int myTextType; |
108 | QString myTypeString; |
109 | bool leftButtonDown; |
110 | QPointF startPoint; |
111 | QGraphicsLineItem *line; |
112 | Arrow *myPolygonPath; |
113 | QFont myFont; |
114 | DiagramTextItem *textItem; |
115 | DiagramTextItem *TitleText; |
116 | QColor myTextColor; |
117 | QColor myItemColor; |
118 | QColor myLineColor; |
119 | bool snapToGrid; |
120 | short int myGrid; |
121 | int myCorners; |
122 | QHash<int,DiagramTextItem*> textItemsByID; |
123 | MainWindow *myOwnerWindow; |
124 | }; |
125 | |
126 | #endif |
127 |
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