summaryrefslogtreecommitdiff
path: root/tools/qvfb/qvfbview.h
blob: 58695a3a08c3e4e6559fe38270f8bf758fce6094 (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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights.  These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QVFBVIEW_H
#define QVFBVIEW_H

//#ifdef QT_NO_OPENGL
#include <QWidget>
//#else
//#define QVFB_USE_GLWIDGET
//#include <QGLWidget>
//#endif

QT_BEGIN_NAMESPACE

class QImage;
class QTimer;
class QAnimationWriter;
struct QVFbHeader;
class QVFbViewProtocol;
class QX11EmbedContainer;

class QVFbAbstractView :
#ifdef QVFB_USE_GLWIDGET
    public QGLWidget
#else
    public QWidget
#endif
{
    Q_OBJECT
public:
    enum Rotation { Rot0, Rot90, Rot180, Rot270 };
    enum PixelFormat { DefaultFormat, GrayscaleFormat, RGBFormat, ARGBFormat };
    QVFbAbstractView( QWidget *parent = 0);
    virtual ~QVFbAbstractView();

    virtual int displayId() const = 0;
    virtual int displayWidth() const = 0;
    virtual int displayHeight() const = 0;
    virtual int displayDepth() const = 0;
    virtual PixelFormat displayFormat() const { return DefaultFormat; }
    virtual Rotation displayRotation() const = 0;

    virtual void setGamma(double gr, double gg, double gb) = 0;
    virtual double gammaRed() const = 0;
    virtual double gammaGreen() const = 0;
    virtual double gammaBlue() const = 0;
    virtual void getGamma(int i, QRgb& rgb) = 0;

    virtual bool touchScreenEmulation() const = 0;
    virtual bool lcdScreenEmulation() const = 0;
    virtual int rate() = 0;
    virtual bool animating() const = 0;
    virtual QImage image() const = 0;
    virtual void setRate(int) = 0;

    virtual double zoomH() const = 0;
    virtual double zoomV() const = 0;

public slots:
    virtual void setTouchscreenEmulation( bool ) = 0;
    virtual void setLcdScreenEmulation( bool ) = 0;
    virtual void setZoom( double, double ) = 0;
    virtual void setRotation(Rotation) = 0;
    virtual void startAnimation( const QString& ) = 0;
    virtual void stopAnimation() = 0;
    virtual void skinKeyPressEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
    virtual void skinKeyReleaseEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
    virtual void setViewFormat(PixelFormat) {}
    virtual void embedDisplay(WId) {}
};

class QVFbView : public QVFbAbstractView
{
    Q_OBJECT
public:
    QVFbView(int id, int w, int h, int d, Rotation r, QWidget *parent = 0);
    virtual ~QVFbView();

    int displayId() const;
    int displayWidth() const;
    int displayHeight() const;
    int displayDepth() const;
    PixelFormat displayFormat() const;
    Rotation displayRotation() const;

    bool touchScreenEmulation() const { return emulateTouchscreen; }
    bool lcdScreenEmulation() const { return emulateLcdScreen; }
    int rate() { return refreshRate; }
    bool animating() const { return !!animation; }
    QImage image() const;

    void setGamma(double gr, double gg, double gb);
    double gammaRed() const { return gred; }
    double gammaGreen() const { return ggreen; }
    double gammaBlue() const { return gblue; }
    void getGamma(int i, QRgb& rgb);
    void skinMouseEvent(QMouseEvent *e);

    double zoomH() const { return hzm; }
    double zoomV() const { return vzm; }

    QSize sizeHint() const;
    void setRate(int);

public slots:
    void setTouchscreenEmulation(bool);
    void setLcdScreenEmulation(bool);
    void setZoom(double, double);
    void setRotation(Rotation);
    void startAnimation(const QString&);
    void stopAnimation();
    void skinKeyPressEvent(int code, const QString& text, bool autorep=FALSE);
    void skinKeyReleaseEvent(int code, const QString& text, bool autorep=FALSE);
    void setViewFormat(PixelFormat);
#ifdef Q_WS_X11
    void embedDisplay(WId id);
#endif

protected slots:
    void refreshDisplay(const QRect &);

protected:
    QImage getBuffer(const QRect &r, int &leading) const;
    void drawScreen(const QRect &r);
    void sendMouseData(const QPoint &pos, int buttons, int wheel);
    void sendKeyboardData(QString unicode, int keycode, int modifiers,
			   bool press, bool repeat);
    //virtual bool eventFilter(QObject *obj, QEvent *e);
    virtual void paintEvent(QPaintEvent *pe);
    virtual void contextMenuEvent(QContextMenuEvent *e);
    virtual void mousePressEvent(QMouseEvent *e);
    virtual void mouseDoubleClickEvent(QMouseEvent *e);
    virtual void mouseReleaseEvent(QMouseEvent *e);
    virtual void mouseMoveEvent(QMouseEvent *e);
    virtual void wheelEvent(QWheelEvent *e);
    virtual void keyPressEvent(QKeyEvent *e);
    virtual void keyReleaseEvent(QKeyEvent *e);
    virtual bool event(QEvent *event);

private:
    void setDirty(const QRect&);
    int viewdepth; // "faked" depth
    PixelFormat viewFormat;
    int rsh;
    int gsh;
    int bsh;
    int rmax;
    int gmax;
    int bmax;
    int contentsWidth;
    int contentsHeight;
    double gred, ggreen, gblue;
    QRgb* gammatable;

    int refreshRate;
    QAnimationWriter *animation;
    double hzm,vzm;
    QVFbViewProtocol *mView;
    bool emulateTouchscreen;
    bool emulateLcdScreen;
    Rotation rotation;

#ifdef Q_WS_X11
    QX11EmbedContainer *embedContainer;
#endif
};

QT_END_NAMESPACE

#endif