Redraw only after some delay (reuse market search delay for that)

gui/builtinGraphs/fitDpsVsRange.py

@@ -47,5 +47,13 @@ class FitDpsVsRangeGraph(Graph):
             ('signatureRadius', ExtraInput(inputDefault=None, inputLabel='Target signature radius (m)', inputIconID=1390)),
             ('angle', ExtraInput(inputDefault=0, inputLabel='Target angle (degrees)', inputIconID=1389))])
 
+    @property
+    def hasTargets(self):
+        return True
+
+    @property
+    def hasVectors(self):
+        return True
+
 
 FitDpsVsRangeGraph.register()

gui/builtinMarketBrowser/itemView.py

@@ -61,7 +61,7 @@ class ItemView(Display):
     def delaySearch(self, evt):
         sFit = Fit.getInstance()
         self.searchTimer.Stop()
-        self.searchTimer.Start(sFit.serviceFittingOptions["marketSearchDelay"], True)  # 150ms
+        self.searchTimer.Start(sFit.serviceFittingOptions["marketSearchDelay"], True)
 
     def startDrag(self, event):
         row = self.GetFirstSelected()

gui/graph.py

@@ -54,6 +54,14 @@ class Graph(metaclass=ABCMeta):
     def yDefs(self):
         raise NotImplementedError
 
+    @property
+    def hasTargets(self):
+        return False
+
+    @property
+    def hasVectors(self):
+        return False
+
     @property
     def redrawOnEffectiveChange(self):
         return False

gui/graphFrame.py

@@ -162,6 +162,9 @@ class GraphFrame(wx.Frame):
         ctrlPanelSizer.Add(self.inputsSizer, 1, wx.EXPAND | wx.ALL, 0)
         self.graphCtrlPanel.SetSizer(ctrlPanelSizer)
 
+        self.drawTimer = wx.Timer(self)
+        self.Bind(wx.EVT_TIMER, self.draw, self.drawTimer)
+
         for view in Graph.views:
             view = view()
             self.graphSelection.Append(view.name, view)
@@ -330,12 +333,18 @@ class GraphFrame(wx.Frame):
         self.Layout()
         self.draw()
 
+    def delayedDraw(self, event=None):
+        self.drawTimer.Stop()
+        self.drawTimer.Start(Fit.getInstance().serviceFittingOptions["marketSearchDelay"], True)
+
     def draw(self, event=None):
         global mpl_version
 
         if event is not None:
             event.Skip()
 
+        self.drawTimer.Stop()
+
         # todo: FIX THIS, see #1430. draw() is not being unbound properly when the window closes, this is an easy fix,
         # but not a proper solution
         if not self:
@@ -446,7 +455,7 @@ class GraphFrame(wx.Frame):
     def onFieldChanged(self, event):
         view = self.getView()
         view.clearCache()
-        self.draw()
+        self.delayedDraw()
 
     def AppendFitToList(self, fitID):
         sFit = Fit.getInstance()