From 0b20e5c92976a42762a925f952f36cbd52b7036d Mon Sep 17 00:00:00 2001
From: Tomas Raila <tomas.raa@gmail.com>
Date: Thu, 25 Jan 2018 12:04:47 +0200
Subject: [PATCH] Show cursor coordinates in status bar

---
 labelImg.py    | 7 ++++++-
 libs/canvas.py | 6 ++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/labelImg.py b/labelImg.py
index 735bf72f..8e6c8152 100755
--- a/labelImg.py
+++ b/labelImg.py
@@ -176,7 +176,7 @@ class MainWindow(QMainWindow, WindowMixin):
         self.zoomWidget = ZoomWidget()
         self.colorDialog = ColorDialog(parent=self)
 
-        self.canvas = Canvas()
+        self.canvas = Canvas(parent=self)
         self.canvas.zoomRequest.connect(self.zoomRequest)
 
         scroll = QScrollArea()
@@ -456,6 +456,10 @@ class MainWindow(QMainWindow, WindowMixin):
 
         self.populateModeActions()
 
+        # Display cursor coordinates at the right of status bar
+        self.labelCoordinates = QLabel('')
+        self.statusBar().addPermanentWidget(self.labelCoordinates)
+
     ## Support Functions ##
 
     def noShapes(self):
@@ -525,6 +529,7 @@ class MainWindow(QMainWindow, WindowMixin):
         self.imageData = None
         self.labelFile = None
         self.canvas.resetState()
+        self.labelCoordinates.clear()
 
     def currentItem(self):
         items = self.labelList.selectedItems()
diff --git a/libs/canvas.py b/libs/canvas.py
index a211c4b9..6e79af5c 100644
--- a/libs/canvas.py
+++ b/libs/canvas.py
@@ -104,6 +104,12 @@ class Canvas(QWidget):
         """Update line with last point and current coordinates."""
         pos = self.transformPos(ev.pos())
 
+        # Update coordinates in status bar if image is opened
+        window = self.parent().window()
+        if window.filePath is not None:
+            self.parent().window().labelCoordinates.setText(
+                'X: %d; Y: %d' % (pos.x(), pos.y()))
+
         # Polygon drawing.
         if self.drawing():
             self.overrideCursor(CURSOR_DRAW)