summaryrefslogtreecommitdiff
path: root/inputmethods/handwriting/qimpenwidget.h
blob: d15655479d5b041aa1395295ea0cd87923d9acb0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
/**********************************************************************
** Copyright (C) 2000 Trolltech AS.  All rights reserved.
**
** This file is part of Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#include <qwidget.h>
#include <qlist.h>
#include "qimpenchar.h"

class QIMPenWidget : public QWidget
{
    Q_OBJECT
public:
    QIMPenWidget( QWidget *parent );

    void clear();
    void greyStroke();
    void setReadOnly( bool r ) { readOnly = r; }

    void insertCharSet( QIMPenCharSet *cs, int stretch=1, int pos=-1 );
    void removeCharSet( int );
    void changeCharSet( QIMPenCharSet *cs, int pos );
    void clearCharSets();
    void showCharacter( QIMPenChar *, int speed = 10 );
    virtual QSize sizeHint() const;

public slots:
    void removeStroke();

signals:
    void changeCharSet( QIMPenCharSet *cs );
    void changeCharSet( int );
    void beginStroke();
    void stroke( QIMPenStroke *ch );

protected slots:
    void timeout();

protected:
    enum Mode { Waiting, Input, Output };
    bool selectSet( QPoint );
    virtual void mousePressEvent( QMouseEvent *e );
    virtual void mouseReleaseEvent( QMouseEvent *e );
    virtual void mouseMoveEvent( QMouseEvent *e );
    virtual void paintEvent( QPaintEvent *e );
    virtual void resizeEvent( QResizeEvent *e );

    struct CharSetEntry {
	QIMPenCharSet *cs;
	int stretch;
    };
    typedef QList<CharSetEntry> CharSetEntryList;
    typedef QListIterator<CharSetEntry> CharSetEntryIterator;

protected:
    Mode mode;
    bool autoHide;
    bool readOnly;
    QPoint lastPoint;
    unsigned pointIndex;
    int strokeIndex;
    int currCharSet;
    QTimer *timer;
    QColor strokeColor;
    QRect dirtyRect;
    QIMPenChar *outputChar;
    QIMPenStroke *outputStroke;
    QIMPenStroke *inputStroke;
    QIMPenStrokeList strokes;
    CharSetEntryList charSets;
    int totalStretch;
};