From 5d88a678d9d695851e91d00a3307935b10381d9e Mon Sep 17 00:00:00 2001
From: evan <evan@evanw.org>
Date: Thu, 14 Mar 2019 00:54:34 -0500
Subject: [PATCH] add --threshold, toss old variables

---
 remarkable_mouse/remarkable_mouse.py | 61 +++++++++++++++-------------
 1 file changed, 33 insertions(+), 28 deletions(-)

diff --git a/remarkable_mouse/remarkable_mouse.py b/remarkable_mouse/remarkable_mouse.py
index 78e7ca8..415f0e6 100755
--- a/remarkable_mouse/remarkable_mouse.py
+++ b/remarkable_mouse/remarkable_mouse.py
@@ -12,19 +12,24 @@ import paramiko
 from screeninfo import get_monitors
 from pynput.mouse import Button, Controller
 
-# EVTYPE_SYNC = 0
-# EVTYPE_KEY = 1
-EVTYPE_ABS = 3
-
-# WACOM_EVCODE_DISTANCE = 25
-# WACOM_EVCODE_XTILT = 26
-# WACOM_EVCODE_YTILT = 27
-EVCODE_STYLUS_PRESSURE = 24
-EVCODE_STYLUS_XPOS = 0
-EVCODE_STYLUS_YPOS = 1
-
-wacom_width = 15725
-wacom_height = 20951
+# evtype_sync = 0
+# evtype_key = 1
+e_type_abs = 3
+
+# evcode_stylus_distance = 25
+# evcode_stylus_xtilt = 26
+# evcode_stylus_ytilt = 27
+e_code_stylus_xpos = 1
+e_code_stylus_ypos = 0
+e_code_stylus_pressure = 24
+# evcode_finger_xpos = 53
+# evcode_finger_ypos = 54
+# evcode_finger_pressure = 58
+
+stylus_width = 15725
+stylus_height = 20951
+# finger_width = 767
+# finger_height = 1023
 
 mouse = Controller()
 logging.basicConfig(format='%(message)s')
@@ -32,23 +37,23 @@ log = logging.getLogger(__name__)
 
 
 # remap wacom coordinates in various orientations
-def fit(x, y, wacom_width, wacom_height, monitor, orientation):
+def fit(x, y, stylus_width, stylus_height, monitor, orientation):
 
     if orientation == 'vertical':
-        y = wacom_height - y
+        y = stylus_height - y
     elif orientation == 'right':
         x, y = y, x
-        wacom_width, wacom_height = wacom_height, wacom_width
+        stylus_width, stylus_height = stylus_height, stylus_width
     elif orientation == 'left':
-        x, y = wacom_height - y, wacom_width - x
-        wacom_width, wacom_height = wacom_height, wacom_width
+        x, y = stylus_height - y, stylus_width - x
+        stylus_width, stylus_height = stylus_height, stylus_width
 
-    ratio_width, ratio_height = monitor.width / wacom_width, monitor.height / wacom_height
+    ratio_width, ratio_height = monitor.width / stylus_width, monitor.height / stylus_height
     scaling = ratio_width if ratio_width > ratio_height else ratio_height
 
     return (
-        scaling * (x - (wacom_width - monitor.width / scaling) / 2),
-        scaling * (y - (wacom_height - monitor.height / scaling) / 2)
+        scaling * (x - (stylus_width - monitor.width / scaling) / 2),
+        scaling * (y - (stylus_height - monitor.height / scaling) / 2)
     )
 
 
@@ -103,22 +108,22 @@ def read_tablet(args):
     while True:
         _, _, e_type, e_code, e_value = struct.unpack('2IHHi', stdout.read(16))
 
-        if e_type == EVTYPE_ABS:
+        if e_type == e_type_abs:
 
             # handle x direction
-            if e_code == WACOM_EVCODE_YPOS:
+            if e_code == e_code_stylus_xpos:
                 log.debug(f'{e_value}')
                 x = e_value
                 new_x = True
 
             # handle y direction
-            if e_code == WACOM_EVCODE_XPOS:
+            if e_code == e_code_stylus_ypos:
                 log.debug(f'\t{e_value}')
                 y = e_value
                 new_y = True
 
             # handle draw
-            if e_code == WACOM_EVCODE_PRESSURE:
+            if e_code == e_code_stylus_pressure:
                 log.debug(f'\t\t{e_value}')
                 if e_value > args.threshold:
                     mouse.press(Button.left)
@@ -127,10 +132,10 @@ def read_tablet(args):
 
             # only move when x and y are updated for smoother mouse
             if new_x and new_y:
-                x, y = fit(x, y, wacom_width, wacom_height, monitor, args.orientation)
+                mapped_x, mapped_y = fit(x, y, stylus_width, stylus_height, monitor, args.orientation)
                 mouse.move(
-                    monitor.x + x - mouse.position[0],
-                    monitor.y + y - mouse.position[1]
+                    monitor.x + mapped_x - mouse.position[0],
+                    monitor.y + mapped_y - mouse.position[1]
                 )
                 new_x = new_y = False