contacts.cpp

   1 /////////////////////////////////////////////////////////////////////////
   2 // contacts.cpp                                                        //
   3 //                                                                     //
   4 // Copyright(C) 2009 Igor Trindade Oliveira <igor.oliveira@indt.org.br>//
   5 // Copyright(C) 2009 Adenilson Cavalcanti <adenilson.silva@idnt.org.br>//
   6 //                                                                     //
   7 // This library is free software; you can redistribute it and/or       //
   8 // modify it under the terms of the GNU Lesser General Public          //
   9 // License as published by the Free Software Foundation; either        //
  10 // version 2.1 of the License, or (at your option) any later version.  //
  11 //                                                                     //
  12 // This library is distributed in the hope that it will be useful,     //
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of      //
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   //
  15 // Lesser General Public License for more details.                     //
  16 //                                                                     //
  17 // You should have received a copy of the GNU Lesser General Public    //
  18 // License along with this library; if not, write to the Free Software //
  19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA       //
  20 // 02110-1301  USA                                                     //
  21 /////////////////////////////////////////////////////////////////////////
  22 #include "contacts.h"
  23 #include "contactbutton.h"
  24
  25 #include "experimental/qkineticlistcontroller.h"
  26 #include "contactsview.h"
  27 #include "contactsmodel.h"
  28 #include "contactitem.h"
  29 #include "contactwidget.h"
  30
  31 #include <kstandarddirs.h>
  32
  33
  34 // TODO:
  35 // - improve name, email and phone alignment in contactitem
  36 // - test it with plasma netbook
  37 // - fix the kinetic list (or write a new one)
  38 // - research how to create text shadows
  39 // - fix animation memory leak
  40 // - provide an interface for contact data retrieval (i.e. stub)
  41
  42 K_EXPORT_PLASMA_APPLET(contactsPlasmoid, ContactsPlasmoid)
  43
  44 const int PLASMOID_WIDTH_BORD = 22;
  45
  46 ContactsPlasmoid::ContactsPlasmoid(QObject *parent, const QVariantList &args)
  47     : Plasma::Applet( parent, args ), previousDim( 0 ), mOmnianimation( 0 ),
  48       mLayout( 0 ), mOmniButton( 0 )
  49 {
  50     setFlag(QGraphicsItem::ItemClipsChildrenToShape, true);
  51 }
  52
  53 ContactsPlasmoid::~ContactsPlasmoid()
  54 {
  55     delete previousDim;
  56     delete mOmnianimation;
  57     delete pulser;
  58 }
  59
  60 void ContactsPlasmoid::init()
  61 {
  62     /* TODO: catch allocation exceptions */
  63     mLayout = new QGraphicsLinearLayout( Qt::Vertical, this );
  64     resize(400, 600);
  65     setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred );
  66     mLayout->setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred );
  67     mGraphicsWidget = new QGraphicsWidget(this);
  68     mGraphicsWidget->resize( 400, 600 );
  69     mGraphicsLayout = new QGraphicsLinearLayout(Qt::Vertical, mGraphicsWidget);
  70
  71     controller = new QtKineticListController(this);
  72     controller->setView(new ContactsView);
  73     controller->setModel(new ContactsModel(controller));
  74     controller->setOvershootEnabled(true);
  75     controller->view()->setFlag(QGraphicsItem::ItemClipsChildrenToShape, true);
  76
  77     mGraphicsLayout->addItem( controller->view() );
  78     mLayout->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
  79     mLayout->addItem( mGraphicsWidget );
  80
  81     mOmniWidget = new OmniWidget( this );
  82     mOmniWidget->setImagePath( KStandardDirs::installPath("data") + "plasma-contacts/" );
  83     mOmniWidget->createItems();
  84     mOmniWidget->hide();
  85
  86     mOmniButton = new ContactButton( KStandardDirs::installPath("data") + "plasma-contacts/omnibutton.png", this );
  87     connect( mOmniButton, SIGNAL( clicked() ), this, SLOT( makeVisible() ) );
  88     connect( mOmniWidget, SIGNAL( addItemClicked() ), this, SLOT( hideWidget() ) );
  89     mOmniButton->setPos(geometry().width() -
  90                         mOmniButton->geometry().width() - PLASMOID_WIDTH_BORD,
  91                         geometry().height() -
  92                         mOmniButton->geometry().height() - PLASMOID_WIDTH_BORD);
  93
  94     mHomeButton = new ContactButton( KStandardDirs::installPath( "data" ) + "plasma-contacts/homebutton.png", this );
  95     mHomeButton->setPos( geometry().width() +
  96             mHomeButton->geometry().width() + PLASMOID_WIDTH_BORD,
  97             geometry().height() +
  98             mHomeButton->geometry().height() + PLASMOID_WIDTH_BORD );
  99
 100     mContactWidget = new ContactWidget( this );
 101     mContactWidget->resize( 400, 600 );
 102
 103     pulser = new Pulser<ContactButton> ( mOmniButton );
 104     connect( mOmniButton, SIGNAL( clicked() ), pulser, SLOT( start() ) );
 105
 106     previousDim = new QRectF( geometry() );
 107     mOmnianimation = new OmniAnimation(this, mOmniWidget, mOmniButton);
 108
 109     animation();
 110     rotateAnimation();
 111 }
 112
 113 void ContactsPlasmoid::animation()
 114 {
 115     qreal widthLayoutMargin, xWidgetMargin, yWidgetMargin;
 116     getContentsMargins(0, 0, &xWidgetMargin, &yWidgetMargin);
 117     mLayout->getContentsMargins(0, 0, &widthLayoutMargin, 0);
 118     mOmnianimation->create( &size(),  widthLayoutMargin, xWidgetMargin, yWidgetMargin );
 119 }
 120
 121 void ContactsPlasmoid::rotateAnimation( )
 122 {
 123     QGraphicsRotation *r = new QGraphicsRotation( mGraphicsWidget );
 124     r->setAxis( QVector3D(  0, 1, 0 ) );
 125     qreal x( mGraphicsWidget->size().width( )/2 );
 126     qreal y( mGraphicsWidget->size().height()/2 );
 127     r->setOrigin( QVector3D( x, y, 0.0 ) );
 128     QList<QGraphicsTransform *> r1;
 129     r1.append( r );
 130     mGraphicsWidget->setTransformations( r1 );
 131
 132     yRotationAnim = new QPropertyAnimation( r, "angle", mGraphicsWidget );
 133     yRotationAnim->setStartValue( 0.0 );
 134     yRotationAnim->setEndValue( 90.0 );
 135     yRotationAnim->setDuration( 500 );
 136
 137     omniButtonAnim = new QPropertyAnimation( mOmniButton, "geometry", this );
 138     QRectF tmpGeometry( mOmniButton->geometry() );
 139     omniButtonAnim->setStartValue( tmpGeometry );
 140     omniButtonAnim->setEndValue( QRectF( tmpGeometry.x() + tmpGeometry.width() + PLASMOID_WIDTH_BORD,
 141                 tmpGeometry.y() + tmpGeometry.height() + PLASMOID_WIDTH_BORD,
 142                 tmpGeometry.width(), tmpGeometry.height() ) );
 143
 144     seqAnimation = new QSequentialAnimationGroup( this );
 145     seqAnimation->addAnimation( omniButtonAnim );
 146     seqAnimation->addAnimation( yRotationAnim );
 147
 148     QGraphicsRotation *r2 = new QGraphicsRotation( mContactWidget );
 149     r2->setAxis( QVector3D(  0, 1, 0 ) );
 150     x = mContactWidget->size().width( )/2;
 151     y = mContactWidget->size().height( )/2;
 152     r2->setOrigin( QVector3D(  x, y, 0 ) );
 153     /* XXX: should be -90.0 */
 154     r2->setAngle( -101.0 );
 155     QList<QGraphicsTransform *> r3;
 156     r3.append( r2 );
 157     mContactWidget->setTransformations( r3 );
 158
 159     yWidgetRotationAnim = new QPropertyAnimation( r2, "angle", mContactWidget );
 160     /* XXX: should be -90.0 */
 161     yWidgetRotationAnim->setStartValue( -101.0 );
 162     yWidgetRotationAnim->setEndValue( 0 );
 163     yWidgetRotationAnim->setDuration( 500 );
 164
 165     homeButtonAnim = new QPropertyAnimation( mHomeButton, "geometry", this );
 166     tmpGeometry = mHomeButton->geometry();
 167     homeButtonAnim->setStartValue( tmpGeometry );
 168     homeButtonAnim->setEndValue( QRectF( geometry().width() - tmpGeometry.width() - PLASMOID_WIDTH_BORD,
 169                 geometry().height() - tmpGeometry.height() - PLASMOID_WIDTH_BORD,
 170                 tmpGeometry.width(), tmpGeometry.height() ) );
 171
 172     seqAnimation->addAnimation( yWidgetRotationAnim );
 173     seqAnimation->addAnimation( homeButtonAnim );
 174
 175     connect( controller->view(), SIGNAL(  clicked( ) ), this, SLOT(  forwardAnimation( ) ) );
 176     connect( mHomeButton, SIGNAL( clicked() ), this, SLOT( backwardAnimation() ) );
 177 }
 178
 179 void ContactsPlasmoid::resetRotateAnimation()
 180 {
 181     QRectF tmpGeometry( mOmniButton->geometry() );
 182     omniButtonAnim->setStartValue( tmpGeometry );
 183     omniButtonAnim->setEndValue( QRectF( tmpGeometry.x() + tmpGeometry.width() + PLASMOID_WIDTH_BORD,
 184                 tmpGeometry.y() + tmpGeometry.height() + PLASMOID_WIDTH_BORD,
 185                 tmpGeometry.width(), tmpGeometry.height() ) );
 186
 187     tmpGeometry = mHomeButton->geometry();
 188     homeButtonAnim->setStartValue( tmpGeometry );
 189     homeButtonAnim->setEndValue( QRectF( geometry().width() - tmpGeometry.width() - PLASMOID_WIDTH_BORD,
 190                 geometry().height() - tmpGeometry.height() - PLASMOID_WIDTH_BORD,
 191                 tmpGeometry.width(), tmpGeometry.height() ) );
 192 }
 193
 194 void ContactsPlasmoid::makeVisible()
 195 {
 196    mOmniWidget->setVisible(true);
 197    QtListModelInterface *model = controller->model();
 198    QtGraphicsListView *view = controller->view();
 199    for ( int i = 0; i < model->count(); ++i ) {
 200        ContactItem *tmp = dynamic_cast<ContactItem*>(  view->itemForIndex( i ) );
 201        if ( tmp )
 202            tmp->setOpacityChild( false );
 203
 204    }
 205 }
 206
 207 void ContactsPlasmoid::hideWidget()
 208 {
 209    QtListModelInterface *model = controller->model();
 210    QtGraphicsListView *view = controller->view();
 211    for ( int i = 0; i < model->count(); ++i ) {
 212        ContactItem *tmp = dynamic_cast<ContactItem*>(  view->itemForIndex( i ) );
 213        if ( tmp )
 214            tmp->setOpacityChild( true );
 215
 216    }
 217 }
 218
 219 QSizeF ContactsPlasmoid::sizeHint( Qt::SizeHint which, const QSizeF & constraint ) const
 220 {
 221     switch (which) {
 222         case Qt::MinimumSize:
 223             return QSizeF(240,320);
 224         case Qt::PreferredSize:
 225             qDebug() << size();
 226             return QSizeF(geometry().width(), geometry().height());
 227         case Qt::MaximumSize:
 228             return QSizeF(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX);
 229         default:
 230             break;
 231     }
 232
 233     return QGraphicsWidget::sizeHint(which, constraint);
 234 }
 235
 236 void ContactsPlasmoid::resizeEvent( QGraphicsSceneResizeEvent * event )
 237 {
 238     if( mOmniButton && mLayout && mOmnianimation ) {
 239         qreal widthLayoutMargin, xWidgetMargin, yWidgetMargin;
 240         getContentsMargins(0, 0, &xWidgetMargin, &yWidgetMargin);
 241
 242         if( mOmniButton->isClipped() ) {
 243             mOmniButton->setPos(size().width() -
 244                     mOmniButton->size().width() - PLASMOID_WIDTH_BORD,
 245                     size().height() -
 246                     mOmniButton->size().height() - PLASMOID_WIDTH_BORD);
 247
 248             mHomeButton->setPos( size().width() +
 249                     mHomeButton->size().width() + PLASMOID_WIDTH_BORD,
 250                     size().height() +
 251                     mHomeButton->size().height() + PLASMOID_WIDTH_BORD );
 252         } else {
 253             mOmniButton->setPos( size( ).width( ) +
 254                     mOmniButton->size( ).width( ) + PLASMOID_WIDTH_BORD,
 255                     size( ).height( ) +
 256                     mOmniButton->size( ).height( ) + PLASMOID_WIDTH_BORD);
 257
 258             mHomeButton->setPos( size().width() -
 259                     mHomeButton->size().width() - PLASMOID_WIDTH_BORD,
 260                     size().height() -
 261                     mHomeButton->size().height() - PLASMOID_WIDTH_BORD );
 262         }
 263
 264         mLayout->getContentsMargins(0, 0, &widthLayoutMargin, 0);
 265         mOmnianimation->reset( &size(), widthLayoutMargin, xWidgetMargin, yWidgetMargin );
 266         resetRotateAnimation();
 267     }
 268     Plasma::Applet::resizeEvent(event);
 269 }
 270
 271 void ContactsPlasmoid::backwardAnimation()
 272 {
 273     seqAnimation->setDirection( QAbstractAnimation::Backward );
 274     seqAnimation->start();
 275 }
 276
 277 void ContactsPlasmoid::forwardAnimation()
 278 {
 279     seqAnimation->setDirection( QAbstractAnimation::Forward );
 280     seqAnimation->start();
 281 }