summaryrefslogtreecommitdiffstats
path: root/kghostview/kgv_miniwidget.h
blob: afa1e32660cca9bee1148ff45223ae39f2e57273 (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
/** 
 * Copyright (C) 1997-2003 the KGhostView authors. See file AUTHORS.
 * 	
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __KGV_MINIWIDGET_H
#define __KGV_MINIWIDGET_H

#include <tqprinter.h>

#include "dscparse_adapter.h"
#include "kgv.h"
#include "kgvdocument.h"
#include "displayoptions.h"

#include "thumbnailservice.h"

#include <tqobject.h>

class InfoDialog;
class KGVPart;
class KPSWidget;
class MarkList;

class KGVMiniWidget : public TQObject
{
    Q_OBJECT
  

public:
    KGVMiniWidget( KGVPart* part, const char* name = 0 );

    void setDocument( KGVDocument* document );

    static TQString pageSizeToString( TQPrinter::PageSize );

    void setPSWidget( KPSWidget* psWidget );

    void setDisplayOptions( const DisplayOptions& newOptions );
    const DisplayOptions& displayOptions() const { return _options; }

    void restoreOverrideOrientation();
    void setOverrideOrientation( CDSC_ORIENTATION_ENUM );

    void restoreOverridePageMedia();
    void setOverridePageMedia( const TQString& mediaName );

    ThumbnailService* getThumbnailService() { return _thumbnailService; }
    
    /**
     * Enable/disable fancy, document-supplied page labels.
     **/
    void enablePageLabels( bool e = true );
    bool arePageLabelsEnabled () { return _usePageLabels; }

    /**
     * Return true if the current page is the first page, false otherwise.
     */
    bool atFirstPage() const;
    /**
     * Return true if the current page is the last page, false otherwise.
     */
    bool atLastPage()  const;

    /**
     * Return true if we're zoomed in fully, false otherwise.
     */
    bool atMaxZoom() const;
    /**
     * Return true if we're zoomed out fully, false otherwise.
     */
    bool atMinZoom()  const;

    int currentPage() const { return _options.page(); }

public slots:
    bool prevPage();
    bool nextPage();
    void firstPage();
    void lastPage();
    void goToPage();
    void goToPage( int page );

    void zoomIn();
    void zoomOut();

    void fitWidth( unsigned int );
    void fitHeight( unsigned int );
    void fitWidthHeight( unsigned int, unsigned int );

    void info();

    /**
     * Redisplay the page if the file has changed on disk.
     **/
    void redisplay();

signals:
    /**
     * Page changed.
     */
    void newPageShown( int pageNumber );  // Should this one be under DOCUMENT?

    void newPageImage( TQPixmap image );

    void setStatusBarText( const TQString& );

protected:
    void showPage( int pageNumber );
    void buildTOC();

protected slots:
    void sendPage();
    void updateStatusBarText( int pageNumber );

protected:
    void reset();

private:

    CDSC_ORIENTATION_ENUM orientation() const;
    CDSC_ORIENTATION_ENUM orientation( int pageNo ) const;

    TQString pageMedia() const;
    TQString pageMedia( int pageNo ) const;

    KDSCBBOX boundingBox() const;
    KDSCBBOX boundingBox( int pageNo ) const;

    void setMagnification( double );

    KDSC* const dsc() const
    { return _document ? _document->dsc() : 0; }
    FILE* psFile() 
    { return document()->psFile(); }
    KGVDocument* const document() const 
    { return _document; }

private slots:
    void slotDocumentOpened();

private:

    friend class ThumbnailService;
    KGVDocument* _document;

    KGVPart*   _part;
    KPSWidget* _psWidget;
    ThumbnailService* _thumbnailService;

    bool _usePageLabels;

    int _visiblePage;

    DisplayOptions _options;
    TQString        _fallBackPageMedia;
};

#endif

// vim:sw=4:sts=4:ts=8:sta:tw=78:noet