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text.hh
1 /*===========================================================================*\
2 * *
3 * OpenFlipper *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openflipper.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenFlipper. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
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17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
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38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 \*===========================================================================*/
41
42 /*===========================================================================*\
43 * *
44 * $Revision$ *
45 * $LastChangedBy$ *
46 * $Date$ *
47 * *
48 \*===========================================================================*/
49
50 #ifndef VSI_TEXT_HH
51 #define VSI_TEXT_HH
52
53 //== INCLUDES =================================================================
54 #include <QGraphicsItem>
55 #include <QGraphicsLayoutItem>
56 #include <QString>
57 #include <QTimer>
58 #include <QPen>
59 #include <QBrush>
60 #include <QPainterPath>
61
62 //== NAMESPACES ===============================================================
63 namespace VSI {
64
65 //== FORWARDDECLARATIONS ======================================================
66 class GraphicsScene;
67
68 //== CLASS DEFINITION =========================================================
69
73 class Text : public QObject, public QGraphicsSimpleTextItem, public QGraphicsLayoutItem
74 {
75 Q_OBJECT
76 Q_INTERFACES(QGraphicsLayoutItem)
77
78 public:
79
81 Text (QGraphicsItem *_parent = 0);
82 Text (const QString &_text, QGraphicsItem *_parent = 0);
83
85 ~Text ();
86
88 virtual void setGeometry (const QRectF &_rect);
89
91 QPainterPath shape () const;
92
94 virtual void paint (QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget = 0);
95
97 virtual QRectF boundingRect () const;
98
100 QBrush backgroundBrush () { return backgroundBrush_; };
101
103 virtual void setBackgroundBrush (QBrush _brush);
104
106 QPen backgroundPen () { return backgroundPen_; };
107
109 virtual void setBackgroundPen (QPen _pen);
110
112 void setBackground (bool _leftOut, bool _rightOut);
113
115 void clearBackground ();
116
118 void setHorizontalStretch (bool _stretch);
119
121 void setAlignment (Qt::Alignment _alignment);
122
124 void setText (QString _text) {text_ = _text; update (); };
125
127 QString text () { return text_; };
128
129 protected:
130
131 // size information for layouting
132 virtual QSizeF sizeHint ( Qt::SizeHint _which, const QSizeF & _constraint = QSizeF()) const;
133
134 private:
135
136 QString text_;
137
138 bool backgroundSet_;
139
140 QBrush backgroundBrush_;
141 QPen backgroundPen_;
142
143 bool leftOut_;
144 bool rightOut_;
145
146 Qt::Alignment alignment_;
147 bool hStretch_;
148 };
149
150 //=============================================================================
151 }
152 //=============================================================================
153
154 #endif
VSI
Definition: baseWidget.cc:78
VSI::Text::setBackground
void setBackground(bool _leftOut, bool _rightOut)
Enables background painting.
Definition: text.cc:306
VSI::Text::~Text
~Text()
Destrucotr.
Definition: text.cc:101
VSI::Text::setHorizontalStretch
void setHorizontalStretch(bool _stretch)
Should this widget be stretchable in horizontal direction.
Definition: text.cc:330
VSI::Text::setGeometry
virtual void setGeometry(const QRectF &_rect)
Sets the geometry.
Definition: text.cc:108
VSI::Text::Text
Text(QGraphicsItem *_parent=0)
Constructor.
Definition: text.cc:72
VSI::Text::boundingRect
virtual QRectF boundingRect() const
Bounding rectangle.
Definition: text.cc:348
VSI::Text::backgroundBrush
QBrush backgroundBrush()
Returns the current background brush.
Definition: text.hh:100
VSI::Text::setBackgroundBrush
virtual void setBackgroundBrush(QBrush _brush)
Sets the background brush.
Definition: text.cc:385
VSI::Text::backgroundPen
QPen backgroundPen()
Returns the current background pen.
Definition: text.hh:106
VSI::Text::setBackgroundPen
virtual void setBackgroundPen(QPen _pen)
Sets the background pen.
Definition: text.cc:394
VSI::Text::setAlignment
void setAlignment(Qt::Alignment _alignment)
Placement of the text in a stretched widget.
Definition: text.cc:317
VSI::Text::setText
void setText(QString _text)
Set displayed text.
Definition: text.hh:124
VSI::Text::paint
virtual void paint(QPainter *_painter, const QStyleOptionGraphicsItem *_option, QWidget *_widget=0)
Background painting.
Definition: text.cc:191
VSI::Text::text
QString text()
Get displayed text.
Definition: text.hh:127
VSI::Text::clearBackground
void clearBackground()
Disables backgorund painting.
Definition: text.cc:339
VSI::Text
Definition: text.hh:73
VSI::Text::shape
QPainterPath shape() const
Returns the shape for proper repainting/event handling.
Definition: text.cc:403