Provide x,y position of the last touch event directly

Author: xxao

examples/drawing/draw_tool.py

@@ -134,8 +134,7 @@ def on_touch_start(self, evt):
             return
 
         # get position
-        touch = evt.touches[0]
-        x, y = touch.x_pos, touch.y_pos
+        x, y = evt.x_pos, evt.y_pos
         length = pero.distance(self._center, (x, y))
 
         # start measure
@@ -170,8 +169,7 @@ def on_touch_move(self, evt):
             return
 
         # get position
-        touch = evt.touches[0]
-        x, y = touch.x_pos, touch.y_pos
+        x, y = evt.x_pos, evt.y_pos
 
         # measure angle
         if self._is_measure:

pero/__init__.py

@@ -2,7 +2,7 @@
 #  Copyright (c) Martin Strohalm. All rights reserved.
 
 # set version
-version = (0, 19, 0)
+version = (0, 20, 0)
 
 # import main objects
 from . enums import *

pero/events/touch.py

@@ -63,6 +63,12 @@ class TouchEvt(ViewEvt):
     
     Attributes:
         
+        x_pos: int or float
+            Last touch logical x-coordinate in device units.
+        
+        y_pos: int or float
+            Last touch logical y-coordinate in device units.
+        
         touches: (pero.Touch,)
             Collection of individual touches.
         
@@ -95,6 +101,30 @@ def __init__(self, **kwargs):
         super().__init__(**kwargs)
 
 
+    @property
+    def x_pos(self):
+        """Gets x-coordinate of the last touch in device units."""
+        
+        # check touches
+        if not self.touches:
+            return None
+        
+        # return last
+        return self.touches[-1].x_pos
+    
+    
+    @property
+    def y_pos(self):
+        """Gets y-coordinate of the last touch in device units."""
+        
+        # check touches
+        if not self.touches:
+            return None
+        
+        # return last
+        return self.touches[-1].y_pos
+    
+    
     @classmethod
     def from_evt(cls, evt):
         """

setup.py

@@ -3,7 +3,7 @@
 from setuptools import setup, find_packages
 
 # get version
-version = "0.19.0"
+version = "0.20.0"
 
 # get description
 with open("README.md", "r", encoding="utf8") as fh: