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00019 #include <qtoolbutton.h>
00020 #include <qslider.h>
00021 #include <qgroupbox.h>
00022 #include <qlayout.h>
00023 #include <qbuttongroup.h>
00024 #include <qobject.h>
00025 #include <qevent.h>
00026
00027 #include <kiconloader.h>
00028 #include <kdebug.h>
00029 #include <klocale.h>
00030 #include <knuminput.h>
00031
00032 #include "KPrRotationDialogImpl.h"
00033 #include "rotationpropertyui.h"
00034 #include "KPrTextPreview.h"
00035
00036 KPrRotationDialogImpl::KPrRotationDialogImpl( QWidget *parent, const char* name )
00037 : KDialogBase( parent, name, true, i18n( "Rotation"), Ok|Cancel|Apply, Ok, true )
00038 , m_dialog( new RotationPropertyUI( this, name ) )
00039 {
00040 noSignals = false;
00041 m_preview = new KPrTextPreview( m_dialog->previewPanel );
00042 QHBoxLayout *lay = new QHBoxLayout( m_dialog->previewPanel, m_dialog->previewPanel->lineWidth(), 0 );
00043 lay->addWidget( m_preview );
00044
00045 QHBoxLayout *hbox = new QHBoxLayout(m_dialog->angleFrame);
00046 m_angleGroup = new KPrCircleGroup(m_dialog->angleFrame);
00047 hbox->addWidget(m_angleGroup);
00048
00049
00050 QGridLayout *circleLayout = new QGridLayout(m_angleGroup, 4, 5);
00051 circleLayout->addItem(new QSpacerItem ( 1, 1 , QSizePolicy::MinimumExpanding ), 0, 0);
00052 circleLayout->addItem(new QSpacerItem ( 1, 1 , QSizePolicy::MinimumExpanding ), 0, 5);
00053 KPrCircleToggle *r0 = new KPrCircleToggle(m_angleGroup, "tm", 0);
00054 KPrCircleToggle *r45 = new KPrCircleToggle(m_angleGroup, "tr", 45);
00055 KPrCircleToggle *r90 = new KPrCircleToggle(m_angleGroup, "mr", 90);
00056 KPrCircleToggle *r135 = new KPrCircleToggle(m_angleGroup, "br", 135);
00057 KPrCircleToggle *r180 = new KPrCircleToggle(m_angleGroup, "bm", 180);
00058 KPrCircleToggle *r225 = new KPrCircleToggle(m_angleGroup, "bl", -135);
00059 KPrCircleToggle *r270 = new KPrCircleToggle(m_angleGroup, "ml", -90);
00060 KPrCircleToggle *r315 = new KPrCircleToggle(m_angleGroup, "tl", -45);
00061 circleLayout->addWidget(r0, 0, 2);
00062 circleLayout->addWidget(r180, 2, 2);
00063 circleLayout->addWidget(r45, 0, 3);
00064 circleLayout->addWidget(r135, 2, 3);
00065 circleLayout->addWidget(r315, 0, 1);
00066 circleLayout->addWidget(r225, 2, 1);
00067 circleLayout->addWidget(r90, 1, 3);
00068 circleLayout->addWidget(r270, 1, 1);
00069
00070 connect( m_angleGroup, SIGNAL (clicked (int)),
00071 this, SLOT( angleMode( int ) ) );
00072 connect (m_dialog->angleSlider, SIGNAL( valueChanged (int ) ),
00073 this, SLOT( angleMode( int ) ) );
00074 connect (m_dialog->angleSpinbox, SIGNAL (valueChanged (double) ),
00075 this, SLOT( angleChanged( double ) ) );
00076 connect( this, SIGNAL( okClicked() ), this, SLOT( slotOk() ) );
00077
00078 setMainWidget( m_dialog );
00079 }
00080
00081 void KPrRotationDialogImpl::slotOk()
00082 {
00083 emit apply();
00084 accept();
00085 }
00086
00087 void KPrRotationDialogImpl::setAngle( double angle )
00088 {
00089 if(noSignals) return;
00090 noSignals = true;
00091 int roundedAngle = (int) (angle + (angle >=0 ? 0.5:-0.5));
00092 m_dialog->angleSlider->setValue( roundedAngle );
00093 if(roundedAngle == -180)
00094 roundedAngle = 180;
00095 m_angleGroup->setAngle(roundedAngle);
00096 m_dialog->angleSpinbox->setValue( angle );
00097 m_preview->setAngle( angle );
00098 noSignals = false;
00099 }
00100
00101 double KPrRotationDialogImpl::angle()
00102 {
00103 return m_dialog->angleSpinbox->value();
00104 }
00105
00106 void KPrRotationDialogImpl::angleChanged( double angle )
00107 {
00108 setAngle( angle );
00109 }
00110
00111 void KPrRotationDialogImpl::angleMode( int angle )
00112 {
00113 setAngle( angle );
00114 }
00115
00116
00117 KPrCircleToggle::KPrCircleToggle( QWidget *parent, const QString &image, int id )
00118 : QLabel( parent )
00119 {
00120 KIconLoader il("kpresenter");
00121 m_off = il.loadIcon("rotate/" + image, KIcon::NoGroup, 28);
00122 m_on = il.loadIcon("rotate/" + image + "dn", KIcon::NoGroup, 28);
00123
00124 m_selected = false;
00125 m_id = id;
00126 setMouseTracking(true);
00127 setPixmap( m_off );
00128 KPrCircleGroup *cg = dynamic_cast<KPrCircleGroup*> (parent);
00129 if(cg != 0)
00130 cg->add(this);
00131 }
00132
00133 void KPrCircleToggle::mousePressEvent ( QMouseEvent * e ) {
00134 if(e->button() != Qt:: LeftButton)
00135 return;
00136 setChecked(!m_selected);
00137 }
00138
00139 void KPrCircleToggle::setChecked(bool on) {
00140 if(on == m_selected) return;
00141 m_selected = on;
00142 setPixmap( m_selected?m_on:m_off );
00143 emit clicked(m_id);
00144 }
00145
00146 KPrCircleGroup::KPrCircleGroup(QWidget *parent)
00147 : QFrame(parent), m_buttons()
00148 {
00149 noSignals=false;
00150 }
00151
00152 void KPrCircleGroup::setAngle(int angle) {
00153 noSignals = true;
00154 KPrCircleToggle *button;
00155 for ( button = m_buttons.first(); button; button = m_buttons.next() )
00156 button->setChecked(angle == button->id());
00157 noSignals = false;
00158 }
00159
00160 void KPrCircleGroup::add(KPrCircleToggle *button) {
00161 connect (button, SIGNAL(clicked (int)), this, SLOT (selectionChanged (int)) );
00162 m_buttons.append(button);
00163 }
00164
00165 void KPrCircleGroup::selectionChanged(int buttonId) {
00166 if(noSignals)
00167 return;
00168 KPrCircleToggle *button;
00169 for ( button = m_buttons.first(); button; button = m_buttons.next() )
00170 button->setChecked(buttonId == button->id());
00171 emit clicked(buttonId);
00172 }
00173
00174 #include "KPrRotationDialogImpl.moc"