git.sesse.net Git - kdenlive/blob - src/titlewidget.cpp

   1 #include "titlewidget.h"
   2 #include <QGraphicsScene>
   3 #include <QGraphicsView>
   4 #include <KDebug>
   5 #include <QGraphicsItem>
   6
   7 TitleWidget::TitleWidget (QDialog *parent):QDialog(parent){
   8         setupUi(this);
   9         connect (newTextButton,SIGNAL(clicked()), this, SLOT( slotNewText()));
  10         connect (newRectButton,SIGNAL(clicked()), this, SLOT( slotNewRect()));
  11         connect (kcolorbutton, SIGNAL ( clicked()), this, SLOT( slotChangeBackground()) ) ;
  12         connect (horizontalSlider, SIGNAL ( valueChanged(int) ), this, SLOT( slotChangeBackground()) ) ;
  13         connect (ktextedit, SIGNAL(textChanged()), this , SLOT (textChanged()));
  14
  15         QGraphicsScene *scene=new QGraphicsScene(this);
  16
  17
  18
  19  // a gradient background
  20         QRadialGradient *gradient=new QRadialGradient(0, 0, 10);
  21         gradient->setSpread(QGradient::RepeatSpread);
  22         //scene->setBackgroundBrush(*gradient);
  23
  24         graphicsView->setScene(scene);
  25         connect (graphicsView->scene(), SIGNAL (selectionChanged()), this , SLOT( selectionChanged()));
  26
  27         graphicsView->show();
  28         graphicsView->setRenderHint(QPainter::Antialiasing);
  29         //graphicsView->setBackgroundBrush(QPixmap(":/images/cheese.jpg"));
  30         //graphicsView->setCacheMode(QGraphicsView::CacheBackground);
  31         //graphicsView->setDragMode(QGraphicsView::ScrollHandDrag);
  32         graphicsView->setInteractive(true);
  33         graphicsView->setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Colliding Mice"));
  34         graphicsView->resize(400, 300);
  35
  36         update();
  37 }
  38
  39 void TitleWidget::slotNewRect(){
  40
  41         QGraphicsRectItem * ri=graphicsView->scene()->addRect(-50,-50,100,100);
  42         ri->setFlags(QGraphicsItem::ItemIsMovable|QGraphicsItem::ItemIsSelectable);
  43
  44 }
  45 void TitleWidget::slotNewText(){
  46         QGraphicsTextItem *tt=graphicsView->scene()->addText("Text here");
  47         tt->setFlags(QGraphicsItem::ItemIsMovable|QGraphicsItem::ItemIsSelectable);
  48         tt->setTextInteractionFlags (Qt::TextEditorInteraction);
  49         kDebug() << tt->metaObject()->className();
  50         /*QGraphicsRectItem * ri=graphicsView->scene()->addRect(-50,-50,100,100);
  51         ri->setFlags(QGraphicsItem::ItemIsMovable|QGraphicsItem::ItemIsSelectable);*/
  52
  53 }
  54
  55 void TitleWidget::selectionChanged(){
  56         QList<QGraphicsItem*> l=graphicsView->scene()->selectedItems();
  57         if (l.size()>0){
  58                 kDebug() << (l[0])->type();
  59                 if ((l[0])->type()==8){
  60                         ktextedit->setHtml(((QGraphicsTextItem*)l[0])->toHtml());
  61                         toolBox->setCurrentIndex(1);
  62                 }else
  63                 if ((l[0])->type()==3){
  64
  65                         toolBox->setCurrentIndex(2);
  66                 }else{
  67                         toolBox->setCurrentIndex(0);
  68                 }
  69         }
  70 }
  71
  72 void TitleWidget::slotChangeBackground(){
  73         QColor color=kcolorbutton->color();
  74         color.setAlpha(horizontalSlider->value());
  75         graphicsView->scene()->setBackgroundBrush(QBrush(color));
  76 }
  77
  78 void TitleWidget::textChanged(){
  79         QList<QGraphicsItem*> l=graphicsView->scene()->selectedItems();
  80         if (l.size()>0 && (l[0])->type()==8 /*textitem*/){
  81
  82                 ((QGraphicsTextItem*)l[0])->setHtml(ktextedit->toHtml());
  83         }
  84 }
  85 #include "moc_titlewidget.cpp"
  86