| [qet] [2906] add cross reference graphic item, only for master element. |
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Revision: 2906
Author: blacksun
Date: 2014-03-03 18:31:45 +0100 (Mon, 03 Mar 2014)
Log Message:
-----------
add cross reference graphic item, only for master element.
(basic implementation, need to be improved)
Modified Paths:
--------------
trunk/sources/qetgraphicsitem/masterelement.cpp
trunk/sources/qetgraphicsitem/masterelement.h
trunk/sources/qetgraphicsitem/qetgraphicsitem.h
Added Paths:
-----------
trunk/sources/qetgraphicsitem/crossrefitem.cpp
trunk/sources/qetgraphicsitem/crossrefitem.h
Added: trunk/sources/qetgraphicsitem/crossrefitem.cpp
===================================================================
--- trunk/sources/qetgraphicsitem/crossrefitem.cpp (rev 0)
+++ trunk/sources/qetgraphicsitem/crossrefitem.cpp 2014-03-03 17:31:45 UTC (rev 2906)
@@ -0,0 +1,175 @@
+#include "crossrefitem.h"
+#include "element.h"
+#include "qetapp.h"
+#include "diagramposition.h"
+
+/**
+ * @brief CrossRefItem::CrossRefItem
+ * Default constructor
+ * @param elmt element to dispaly the cross ref
+ * @param parent parent QetGraphicsItem
+ */
+CrossRefItem::CrossRefItem(Element *elmt, QetGraphicsItem *parent) :
+ QetGraphicsItem(parent),
+ element_ (elmt)
+{
+ setFlags(QGraphicsItem::ItemIsSelectable|QGraphicsItem::ItemIsMovable);
+ connect(elmt, SIGNAL(positionChange(QPointF)), this, SLOT(autoPos()));
+ connect(diagram()->project(), SIGNAL(projectDiagramsOrderChanged(QETProject*,int,int)), this, SLOT(updateLabel()));
+ updateLabel();
+ autoPos();
+}
+
+/**
+ * @brief CrossRefItem::~CrossRefItem
+ * Default destructor
+ */
+CrossRefItem::~CrossRefItem() {
+ disconnect(element_, SIGNAL(positionChange(QPointF)), this, SLOT(autoPos()));
+ disconnect(diagram()->project(), SIGNAL(projectDiagramsOrderChanged(QETProject*,int,int)), this, SLOT(updateLabel()));
+}
+
+/**
+ * @brief CrossRefItem::updateLabel
+ * Update the content of the item
+ */
+void CrossRefItem::updateLabel() {
+ //init the painter
+ QPainter qp(&drawing_);
+ QPen pen_;
+ pen_.setWidth(1);
+ qp.setPen(pen_);
+
+ //draw the cross
+ qp.drawLine(30,0, 30,50); //vertical line
+ qp.drawLine(0,10, 60,10); //horizontal line
+
+ //draw the header
+ qp.setFont(QETApp::diagramTextsFont(7));
+ QRectF header_rect (0,0,30,10);
+ qp.drawText(header_rect, Qt::AlignCenter, "NO");
+ header_rect.setRect(30, 0, 30, 10);
+ qp.drawText(header_rect, Qt::AlignCenter, "NC");
+
+ //and fill it
+ fillCrossRef(&qp);
+ update();
+}
+
+/**
+ * @brief CrossRefItem::autoPos
+ * Calculate and set position automaticaly.
+ */
+void CrossRefItem::autoPos() {
+ if (isSelected() && element_->isSelected()) return;
+ QRectF border= element_->diagram()->border();
+ QPointF point;
+
+ //if this item have parent calcule
+ //te position by using mapped point.
+ if(parentItem()) {
+ point = element_->boundingRect().center();
+ QPointF ypoint_ = mapToParent(mapFromScene(0, border.height() - element_->diagram()->border_and_titleblock.titleBlockHeight() - boundingRect().height()));
+ point.setY(ypoint_.y());
+ }
+ else {
+ point = element_->sceneBoundingRect().center();
+ point.setY(border.height() - element_->diagram()->border_and_titleblock.titleBlockHeight() - boundingRect().height());
+ }
+
+ point.setX(point.x() - boundingRect().width()/2);
+ setPos(point);
+}
+
+/**
+ * @brief CrossRefItem::boundingRect
+ * @return the bounding rect of this item
+ */
+QRectF CrossRefItem::boundingRect() const {
+ return (QRectF(QPointF(0,0), QSizeF(60,50)));
+}
+
+/**
+ * @brief CrossRefItem::paint
+ * Paint this item
+ * @param painter
+ * @param option
+ * @param widget
+ */
+void CrossRefItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
+ Q_UNUSED(option);
+ Q_UNUSED(widget);
+
+ //draw the selection rect
+ if (isSelected()) {
+ painter->save();
+ QPen t(Qt::black);
+ t.setStyle(Qt::DashLine);
+ painter -> setPen(t);
+ painter->drawRect(boundingRect());
+ painter->restore();
+ }
+ drawing_.play(painter);
+}
+
+/**
+ * @brief CrossRefItem::mouseMoveEvent
+ * handle mouse move event
+ * @param e event
+ */
+void CrossRefItem::mouseMoveEvent(QGraphicsSceneMouseEvent *e) {
+ element_->setHighlighted(true);
+ QetGraphicsItem::mouseMoveEvent(e);
+}
+
+/**
+ * @brief CrossRefItem::mouseReleaseEvent
+ * handle mouse release event
+ * @param e event
+ */
+void CrossRefItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *e) {
+ element_->setHighlighted(false);
+ QetGraphicsItem::mouseReleaseEvent(e);
+}
+
+/**
+ * @brief CrossRefItem::fillCrossRef
+ * Fill the content of the cross ref
+ * @param painter painter to use.
+ */
+void CrossRefItem::fillCrossRef(QPainter *painter) {
+ if (element_->isFree()) return;
+
+ QList <Element *> NO_list;
+ QList <Element *> NC_list;
+
+ //find each no and nc of connected element to element_
+ foreach (Element *elmt, element_->linkedElements()) {
+ QString state = elmt->kindInformations()["state"].toString();
+ if (state == "NO") NO_list << elmt;
+ else if (state == "NC") NC_list << elmt;
+ }
+
+ painter->setFont(QETApp::diagramTextsFont(6));
+ //fill the NO
+ QString contact_str;
+ foreach (Element *elmt, NO_list) {
+ contact_str += QString::number(elmt->diagram()->folioIndex() + 1);
+ contact_str += "-";
+ contact_str += elmt->diagram()->convertPosition(elmt -> scenePos()).toString();
+ contact_str += "\n";
+ }
+ QRectF rect_(0, 13, 30, 40);
+ painter->drawText(rect_, Qt::AlignHCenter, contact_str);
+
+ //fill the NC
+ contact_str.clear();
+ foreach (Element *elmt, NC_list) {
+ contact_str += QString::number(elmt->diagram()->folioIndex() + 1);
+ contact_str += "-";
+ contact_str += elmt->diagram()->convertPosition(elmt -> scenePos()).toString();
+ contact_str += "\n";
+ }
+ rect_.setRect(30, 13, 30, 40);
+ painter->drawText(rect_, Qt::AlignHCenter, contact_str);
+}
Added: trunk/sources/qetgraphicsitem/crossrefitem.h
===================================================================
--- trunk/sources/qetgraphicsitem/crossrefitem.h (rev 0)
+++ trunk/sources/qetgraphicsitem/crossrefitem.h 2014-03-03 17:31:45 UTC (rev 2906)
@@ -0,0 +1,41 @@
+#ifndef CROSSREFITEM_H
+#define CROSSREFITEM_H
+
+#include "qetgraphicsitem/qetgraphicsitem.h"
+class element;
+
+
+class CrossRefItem : public QetGraphicsItem
+{
+ Q_OBJECT
+
+ //Methods
+ public:
+ explicit CrossRefItem(Element *elmt, QetGraphicsItem *parent = 0);
+ ~CrossRefItem();
+
+ QRectF boundingRect() const;
+
+ signals:
+
+ public slots:
+ void updateLabel();
+ void autoPos();
+
+ protected:
+ virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *e);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *e);
+
+ private:
+ void fillCrossRef(QPainter *painter);
+
+ //Attributes
+ private:
+ Element *element_; //element to display the cross reference
+ QPicture drawing_;
+ bool b;
+
+};
+
+#endif // CROSSREFITEM_H
Modified: trunk/sources/qetgraphicsitem/masterelement.cpp
===================================================================
--- trunk/sources/qetgraphicsitem/masterelement.cpp 2014-03-02 21:11:32 UTC (rev 2905)
+++ trunk/sources/qetgraphicsitem/masterelement.cpp 2014-03-03 17:31:45 UTC (rev 2906)
@@ -29,6 +29,7 @@
CustomElement(location, qgi, s, state)
{
link_type_ = Master;
+ cri_ = 0;
}
/**
@@ -48,9 +49,12 @@
void MasterElement::linkToElement(Element *elmt) {
// check if element is slave and if isn't already linked
if (elmt->linkType() == Slave && !connected_elements.contains(elmt)) {
- ///TODO create the cross ref and connection
connected_elements << elmt;
elmt->linkToElement(this);
+ //create cross ref item if not yet
+ if (!cri_) cri_ = new CrossRefItem(this, this);
+ connect(elmt, SIGNAL(positionChange(QPointF)), cri_, SLOT(updateLabel()));
+ cri_->updateLabel();
}
}
@@ -77,5 +81,14 @@
if (connected_elements.contains(elmt)) {
connected_elements.removeOne(elmt);
elmt->unlinkElement(this);
+ //update the graphics cross ref
+ disconnect(elmt, SIGNAL(positionChange(QPointF)), cri_, SLOT(updateLabel()));
+ if (isFree()) {
+ delete cri_;
+ cri_ = 0;
+ }
+ else {
+ cri_->updateLabel();
+ }
}
}
Modified: trunk/sources/qetgraphicsitem/masterelement.h
===================================================================
--- trunk/sources/qetgraphicsitem/masterelement.h 2014-03-02 21:11:32 UTC (rev 2905)
+++ trunk/sources/qetgraphicsitem/masterelement.h 2014-03-03 17:31:45 UTC (rev 2906)
@@ -19,6 +19,7 @@
#define MASTERELEMENT_H
#include "customelement.h"
+#include "crossrefitem.h"
class MasterElement : public CustomElement
{
@@ -35,6 +36,9 @@
public slots:
+ private:
+ CrossRefItem *cri_;
+
};
#endif // MASTERELEMENT_H
Modified: trunk/sources/qetgraphicsitem/qetgraphicsitem.h
===================================================================
--- trunk/sources/qetgraphicsitem/qetgraphicsitem.h 2014-03-02 21:11:32 UTC (rev 2905)
+++ trunk/sources/qetgraphicsitem/qetgraphicsitem.h 2014-03-03 17:31:45 UTC (rev 2906)
@@ -34,7 +34,7 @@
virtual void setPos(qreal x, qreal y);
virtual void rotateBy(const qreal &);
virtual void applyRotation(const qreal &);
- virtual void editProperty ()=0;
+ virtual void editProperty (){}
signals:
void positionChange(QPointF);