refactor: separate network class from Qgraphics

2025-06-20 01:51:28 +01:00
parent 2feb6eb5b4
commit be9f3e27ea
6 changed files with 42 additions and 12 deletions
--- a/src/gui/network/NetworkGraphicsView.cpp
+++ b/src/gui/network/NetworkGraphicsView.cpp
@@ -0,0 +1,70 @@
+#include "gui/network/NetworkGraphicsView.h"
+#include <QGraphicsItem>
+#include "gui/network/NetworkGraphicsScene.h"
+#include <iostream>
+#include <QMouseEvent>
+#include <QScrollBar>
+
+NetworkGraphicsView::NetworkGraphicsView(QWidget *parent, QGraphicsScene* scene)
+: QGraphicsView(parent) 
+{
+    setScene(scene);
+
+    QPen greenPen = QPen(Qt::green);
+    greenPen.setWidth(6);
+
+
+    auto* rect1 = scene->addRect(50, 50, 100, 100, greenPen);
+    rect1->setFlag(QGraphicsItem::ItemIsMovable);
+
+    auto* rect2 = scene->addRect(80, 120, 100, 100, greenPen);
+    rect2->setFlag(QGraphicsItem::ItemIsMovable);
+
+}
+
+
+void NetworkGraphicsView::mousePressEvent(QMouseEvent *event)
+{
+    if(
+        event->button() & Qt::MiddleButton
+    )
+    {
+        panStartPos = event->pos();
+        event->accept();
+        return;
+    }
+
+    QGraphicsView::mousePressEvent(event);
+}
+
+// void NetworkView::mouseReleaseEvent(QMouseEvent *event)
+// {
+//     if(
+//         event->button() & Qt::MiddleButton
+//     )
+//     {
+//         panStartPos = QPointF(0,0);
+//     }
+// }
+
+void NetworkGraphicsView::mouseMoveEvent(QMouseEvent *mouseEvent)
+{
+
+    if( mouseEvent->buttons() & Qt::MiddleButton)
+    {
+        QPointF pos = mouseEvent->pos();
+        QPointF delta = pos-panStartPos;
+        std::cout << "pos: " << mouseEvent->pos().x() << " " << mouseEvent->pos().y() << "\n";
+        std::cout << "delta: " << delta.x() << " " << delta.y() << "\n";
+
+        float speed = 1.0f;
+        setSceneRect(sceneRect().translated(-delta.x()*speed, -delta.y()*speed));
+        panStartPos = mouseEvent->pos();
+        mouseEvent->accept();
+        return;
+    }
+
+    QGraphicsView::mouseMoveEvent(mouseEvent);
+    
+}
+