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
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
/***************************************************************************
jpgoptions.cpp - description
-------------------
begin : Sat Dec 1 2001
copyright : (C) 2001 by Richard Groult
email : rgroult@jalix.org
***************************************************************************/
/***************************************************************************
* *
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
* USA. *
* *
* For license exceptions see LICENSE.EXC file, attached with the source *
* code. *
* *
***************************************************************************/
#include "jpgoptions.h"
// QT
#include <qcheckbox.h>
#include <qcombobox.h>
#include <qframe.h>
#include <qgroupbox.h>
#include <qlabel.h>
#include <qpushbutton.h>
#include <qslider.h>
#include <qspinbox.h>
#include <qlayout.h>
#include <qvariant.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
// KDE
#include <kapplication.h>
#include <klocale.h>
JPGOptions::JPGOptions( QWidget* parent, const char* name )
:KDialogBase( parent, name, true, "JPGOptions" ,
KDialogBase::Help|KDialogBase::Ok|KDialogBase::Cancel|KDialogBase::Default, KDialogBase::Ok, true )
{
//setCaption( i18n( "Describe ")+imagefile);
QWidget *page = new QWidget( this );
setMainWidget(page);
///
JPGOptionsLayout = new QVBoxLayout( page, 11, 6, "JPGOptionsLayout");
GroupBox13 = new QGroupBox( page, "GroupBox13" );
GroupBox13->setColumnLayout(0, Qt::Vertical );
GroupBox13->layout()->setSpacing( 6 );
GroupBox13->layout()->setMargin( 11 );
GroupBox13Layout = new QVBoxLayout( GroupBox13->layout() );
GroupBox13Layout->setAlignment( Qt::AlignTop );
layout6 = new QHBoxLayout( 0, 0, 6, "layout6");
Spacer1 = new QSpacerItem( 79, 20, QSizePolicy::Preferred, QSizePolicy::Minimum );
layout6->addItem( Spacer1 );
TextLabel4 = new QLabel( GroupBox13, "TextLabel4" );
TextLabel4->setAlignment( int( QLabel::AlignCenter ) );
layout6->addWidget( TextLabel4 );
qualitySslider1 = new QSlider( GroupBox13, "qualitySslider1" );
qualitySslider1->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)5, (QSizePolicy::SizeType)4, 0, 0, qualitySslider1->sizePolicy().hasHeightForWidth() ) );
qualitySslider1->setMinimumSize( QSize( 180, 0 ) );
qualitySslider1->setMaximumSize( QSize( 200, 32767 ) );
qualitySslider1->setMaxValue( 100 );
qualitySslider1->setValue( 75 );
qualitySslider1->setOrientation( QSlider::Horizontal );
qualitySslider1->setTickmarks( QSlider::Above );
qualitySslider1->setTickInterval( 0 );
layout6->addWidget( qualitySslider1 );
TextLabel5 = new QLabel( GroupBox13, "TextLabel5" );
TextLabel5->setAlignment( int( QLabel::AlignCenter ) );
layout6->addWidget( TextLabel5 );
Spacer2 = new QSpacerItem( 78, 20, QSizePolicy::Preferred, QSizePolicy::Minimum );
layout6->addItem( Spacer2 );
GroupBox13Layout->addLayout( layout6 );
layout7 = new QHBoxLayout( 0, 0, 6, "layout7");
spacer6 = new QSpacerItem( 121, 20, QSizePolicy::Expanding, QSizePolicy::Minimum );
layout7->addItem( spacer6 );
SpinBox1 = new QSpinBox( GroupBox13, "SpinBox1" );
SpinBox1->setButtonSymbols( QSpinBox::UpDownArrows );
SpinBox1->setMaxValue( 100 );
SpinBox1->setValue( 75 );
layout7->addWidget( SpinBox1 );
spacer7 = new QSpacerItem( 121, 20, QSizePolicy::Expanding, QSizePolicy::Minimum );
layout7->addItem( spacer7 );
GroupBox13Layout->addLayout( layout7 );
JPGOptionsLayout->addWidget( GroupBox13 );
spacer8 = new QSpacerItem( 16, 28, QSizePolicy::Minimum, QSizePolicy::Expanding );
JPGOptionsLayout->addItem( spacer8 );
Layout2 = new QHBoxLayout( 0, 0, 6, "Layout2");
progressiveCheckBox = new QCheckBox( page, "progressiveCheckBox" );
Layout2->addWidget( progressiveCheckBox );
TextLabel6 = new QLabel( page, "TextLabel6" );
TextLabel6->setAlignment( int( QLabel::AlignVCenter | QLabel::AlignRight ) );
Layout2->addWidget( TextLabel6 );
samplingComboBox = new QComboBox( FALSE, page, "samplingComboBox" );
Layout2->addWidget( samplingComboBox );
JPGOptionsLayout->addLayout( Layout2 );
layout5 = new QHBoxLayout( 0, 0, 6, "layout5");
spacer5 = new QSpacerItem( 131, 20, QSizePolicy::Expanding, QSizePolicy::Minimum );
layout5->addItem( spacer5 );
TextLabel7 = new QLabel( page, "TextLabel7" );
TextLabel7->setAlignment( int( QLabel::AlignVCenter | QLabel::AlignRight ) );
layout5->addWidget( TextLabel7 );
smootingSpinBox = new QSpinBox( page, "smootingSpinBox" );
layout5->addWidget( smootingSpinBox );
JPGOptionsLayout->addLayout( layout5 );
spacer9 = new QSpacerItem( 20, 0, QSizePolicy::Minimum, QSizePolicy::Expanding );
JPGOptionsLayout->addItem( spacer9 );
Line1 = new QFrame( page, "Line1" );
Line1->setFrameShape( QFrame::HLine );
Line1->setFrameShadow( QFrame::Sunken );
Line1->setFrameShape( QFrame::HLine );
JPGOptionsLayout->addWidget( Line1 );
saveCheckBox = new QCheckBox( page, "saveCheckBox" );
JPGOptionsLayout->addWidget( saveCheckBox );
//languageChange();
resize( QSize(366, 247).expandedTo(minimumSizeHint()) );
clearWState( WState_Polished );
// signals and slots connections
connect( qualitySslider1, SIGNAL( sliderMoved(int) ), SpinBox1, SLOT( setValue(int) ) );
connect( SpinBox1, SIGNAL( valueChanged(int) ), qualitySslider1, SLOT( setValue(int) ) );
// tab order
setTabOrder( qualitySslider1, SpinBox1 );
setTabOrder( SpinBox1, progressiveCheckBox );
setTabOrder( progressiveCheckBox, samplingComboBox );
setTabOrder( samplingComboBox, smootingSpinBox );
setTabOrder( smootingSpinBox, saveCheckBox );
///
GroupBox13->setTitle( i18n( "Image Quality" ) );
TextLabel4->setText( i18n( "Best\n"
" compression" ) );
QWhatsThis::add( qualitySslider1, i18n( "Choose the quality\n"
"of the converted picture" ) );
TextLabel5->setText( i18n( "Best\n"
" quality" ) );
progressiveCheckBox->setText( i18n( "&Progressive" ) );
QWhatsThis::add( progressiveCheckBox, i18n( "Have to use the\n"
" progressive algorithm?" ) );
TextLabel6->setText( i18n( "Component\n"
" sampling:" ) );
samplingComboBox->clear();
samplingComboBox->insertItem( i18n( "YUV 122 (default)" ) );
samplingComboBox->insertItem( i18n( "GRAY (to grayscale)" ) );
samplingComboBox->insertItem( i18n( "CMYK" ) );
TextLabel7->setText( i18n( "Smoothing:" ) );
QWhatsThis::add( TextLabel7, i18n( "Choose how to\n"
"smooth the image" ) );
saveCheckBox->setText( i18n( "&Save the settings as the default" ) );
//saveCheckBox->setAccel( QKeySequence( i18n( "Alt+S" ) ) );
QWhatsThis::add( saveCheckBox, i18n( "Save these parameters\n"
"for the next times" ) );
///
slotDefault();
}
/*
* Destroys the object and frees any allocated resources
*/
JPGOptions::~JPGOptions()
{
// no need to delete child widgets, Qt does it all for us
}
void JPGOptions::slotDefault()
{
SpinBox1->setValue( 75 );
smootingSpinBox->setValue(1);
samplingComboBox->setCurrentItem (0);
progressiveCheckBox->setChecked(false);
samplingComboBox->setCurrentItem(0);
}
QString JPGOptions::getOptions()
{
QString opt;
opt = QString("-quality ") + QString().setNum(SpinBox1->value());
if (progressiveCheckBox->isChecked ())
opt+=" -interlace Plane";
if(smootingSpinBox->value()!=1)
opt+=" -blur "+ QString().setNum(smootingSpinBox->value());
if(samplingComboBox->currentItem()==0)
opt+=" -colorspace YUV";
else
if(samplingComboBox->currentItem()==1)
opt+=" -colorspace GRAY";
else
if(samplingComboBox->currentItem()==2)
opt+=" -colorspace CMYK";
return opt+" ";
}
#include "jpgoptions.moc"
|