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image can be resized (not undo command and save to xml yet)

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2488 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2013-09-06 17:14:10 +00:00
parent 69804303ac
commit e497ef8af8
2 changed files with 61 additions and 14 deletions
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71
sources/diagramimageitem.cpp
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@@ -219,15 +219,55 @@ void DiagramImageItem::mousePressEvent(QGraphicsSceneMouseEvent *e) {
@param event un QGraphicsSceneMouseEvent decrivant le double-clic
*/
void DiagramImageItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) {
/*if (!(textInteractionFlags() & Qt::imageditable)) {
// rend le champ de image editable
setTextInteractionFlags(Qt::imageditorInteraction);
// edite le champ de image
setFocus(Qt::MouseFocusReason);
} else {
QGraphicsPixmapItem::mouseDoubleClickEvent(event);
}*/
Q_UNUSED (event);
if (diagram() -> isReadOnly()) return;
//the range for scale image and divisor factor
int min_range = 1;
int max_range = 200;
int factor_range = 100;
//the dialog
QDialog property_dialog;
property_dialog.setWindowTitle(tr("\311diter les propri\351t\351s d'une image", "window title"));
//the main layout
QVBoxLayout *dialog_layout = new QVBoxLayout(&property_dialog);
//GroupBox for resizer image
QGroupBox *resize_groupe = new QGroupBox(tr("Dimension de l'image", "image size"));
dialog_layout -> addWidget(resize_groupe);
QHBoxLayout *resize_layout = new QHBoxLayout(resize_groupe);
//slider
QSlider *slider = new QSlider(Qt::Horizontal, &property_dialog);
slider->setRange(min_range, max_range);
qreal scale_= scale();
slider -> setValue(scale_*factor_range);
//spinbox
QSpinBox *spin_box = new QSpinBox(&property_dialog);
spin_box -> setRange(min_range, max_range);
spin_box -> setValue(scale_*factor_range);
spin_box -> setSuffix(" %");
//synchro slider with spinbox
connect(slider, SIGNAL(valueChanged(int)), spin_box, SLOT(setValue(int)));
connect(slider, SIGNAL(valueChanged(int)), this, SLOT(setScale(int)));
connect(spin_box, SIGNAL(valueChanged(int)), slider, SLOT(setValue(int)));
//add slider and spinbox to layout
resize_layout -> addWidget(slider);
resize_layout -> addWidget(spin_box);
//dialog butto, box
QDialogButtonBox *dbb = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
dialog_layout -> addWidget(dbb);
connect(dbb, SIGNAL(accepted()), &property_dialog, SLOT(accept()));
connect(dbb, SIGNAL(rejected()), &property_dialog, SLOT(reject()));
if (property_dialog.exec() == QDialog::Accepted) {
qreal new_scale = slider -> value();
new_scale /= factor_range;
if (scale_ != new_scale) QGraphicsPixmapItem::setScale(new_scale);
}
else QGraphicsPixmapItem::setScale(scale_);
return;
}
/**
@@ -327,9 +367,16 @@ QPointF DiagramImageItem::pos() const {
return(QGraphicsPixmapItem::pos());
}
/// Rend le champ de image non focusable
void DiagramImageItem::setNonFocusable() {
setFlag(QGraphicsPixmapItem::ItemIsFocusable, false);
/**
* @brief DiagramImageItem::setScale
* @param scale the value of @scale must be betwen 1 and 200
*/
void DiagramImageItem::setScale(int scale) {
if (scale >= 1 && scale <= 200) {
qreal new_scale = scale;
new_scale /= 100;
QGraphicsPixmapItem::setScale(new_scale);
}
}
/**