Fix #57 Unit Operations can be moved only inside the view

3 files changed, 12 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index aa892f0..10f3ec9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ DockWidgets/__pycache__/*
 Undo.dat
 test.py
 Undo.dat
+Undo.dat
diff --git a/Graphics.py b/Graphics.py
index 9c55350..594db08 100644
--- a/Graphics.py
+++ b/Graphics.py
@@ -549,6 +549,7 @@ class NodeItem(QtWidgets.QGraphicsItem):
         
         self.setFlag(QtWidgets.QGraphicsPixmapItem.ItemIsMovable)
         self.setFlag(QtWidgets.QGraphicsPixmapItem.ItemIsSelectable)
+        self.setFlag(QGraphicsItem.ItemSendsGeometryChanges)
     
         # Brush
         self.brush = QtGui.QBrush()
@@ -677,6 +678,16 @@ class NodeItem(QtWidgets.QGraphicsItem):
                 for op in i.output:
                     op.hide()
 
+    def itemChange(self, change, value):
+        newPos = value
+        if change == self.ItemPositionChange and self.scene():
+            rect = self.container.graphicsView.sceneRect()
+            if not rect.__contains__(newPos):
+                newPos.setX(min(rect.right()-100, max(newPos.x(), rect.left())))
+                newPos.setY(min(rect.bottom()-35, max(newPos.y(), rect.top())))
+                self.obj.set_pos(newPos)
+        return super(NodeItem,self).itemChange(change, newPos)
+        
 def findMainWindow(self):
     '''
         Global function to find the (open) QMainWindow in application
diff --git a/Undo.dat b/Undo.dat
index d30c913..6870dcc 100644
--- a/Undo.dat
+++ b/Undo.dat