From 9f9396a8104e56bc95a66fcef4a45b3938b86e7c Mon Sep 17 00:00:00 2001
From: Maxim Devaev <mdevaev@gmail.com>
Date: Mon, 27 Sep 2021 14:51:54 +0300
Subject: [PATCH] configurable mouse polling rate

---
 web/kvm/index.html        |  7 +++++++
 web/kvm/navbar-system.pug |  4 ++++
 web/share/js/kvm/mouse.js | 18 +++++++++++++++++-
 3 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/web/kvm/index.html b/web/kvm/index.html
index 09ad0f71..9b9a4a9b 100644
--- a/web/kvm/index.html
+++ b/web/kvm/index.html
@@ -190,6 +190,13 @@
             </table>
           </div>
           <table class="kv">
+            <tr>
+              <td>Mouse polling rate:</td>
+              <td>
+                <input class="slider" type="range" id="hid-mouse-rate-slider">
+              </td>
+              <td class="value" id="hid-mouse-rate-value" style="min-width: 30px; max-width:30px"></td>
+            </tr>
             <tr class="feature-disabled" id="hid-mouse-sens">
               <td>Relative mouse sensitivity:</td>
               <td>
diff --git a/web/kvm/navbar-system.pug b/web/kvm/navbar-system.pug
index db6ddb3d..20a92c03 100644
--- a/web/kvm/navbar-system.pug
+++ b/web/kvm/navbar-system.pug
@@ -55,6 +55,10 @@ li(class="right")
 					td Mouse #[a(target="_blank" href="https://github.com/pikvm/pikvm/blob/master/pages/mouse.md") mode]:
 					td #[div(id="hid-outputs-mouse-box" class="radio-box")]
 		table(class="kv")
+			tr
+				td Mouse polling rate:
+				td #[input(type="range" id="hid-mouse-rate-slider" class="slider")]
+				td(id="hid-mouse-rate-value" class="value" style="min-width: 30px; max-width:30px")
 			tr(id="hid-mouse-sens" class="feature-disabled")
 				td Relative mouse sensitivity:
 				td #[input(disabled type="range" id="hid-mouse-sens-slider" class="slider")]
diff --git a/web/share/js/kvm/mouse.js b/web/share/js/kvm/mouse.js
index 7a0a50f3..7fc58905 100644
--- a/web/share/js/kvm/mouse.js
+++ b/web/share/js/kvm/mouse.js
@@ -38,6 +38,7 @@ export function Mouse(__getResolution, __recordWsEvent) {
 
 	var __keypad = null;
 
+	var __timer = null;
 	var __current_pos = {x: 0, y: 0};
 	var __sent_pos = {x: 0, y: 0};
 	var __wheel_delta = {x: 0, y: 0};
@@ -62,6 +63,11 @@ export function Mouse(__getResolution, __recordWsEvent) {
 		$("stream-box").onwheel = __streamWheelHandler;
 		$("stream-box").ontouchstart = (event) => __streamTouchMoveHandler(event);
 
+		let rate_slider = $("hid-mouse-rate-slider");
+		tools.slider.setParams(rate_slider, 10, 100, 10, 100);
+		rate_slider.oninput = rate_slider.onchange = __updateRate;
+		rate_slider.value = tools.storage.get("hid.mouse.rate", 100);
+
 		let sens_slider = $("hid-mouse-sens-slider");
 		tools.slider.setParams(sens_slider, 0.1, 1.9, 0.1, 1);
 		sens_slider.oninput = sens_slider.onchange = __updateRelativeSens;
@@ -70,7 +76,7 @@ export function Mouse(__getResolution, __recordWsEvent) {
 
 		tools.storage.bindSimpleSwitch($("hid-mouse-squash-switch"), "hid.mouse.squash", true);
 
-		setInterval(__sendMove, 100);
+		__updateRate(); // set __timer
 	};
 
 	/************************************************************************/
@@ -104,6 +110,16 @@ export function Mouse(__getResolution, __recordWsEvent) {
 		__keypad.releaseAll();
 	};
 
+	var __updateRate = function() {
+		let rate = parseInt($("hid-mouse-rate-slider").value);
+		$("hid-mouse-rate-value").innerHTML = rate;
+		tools.storage.set("hid.mouse.rate", rate);
+		if (__timer) {
+			clearInterval(__timer);
+		}
+		__timer = setInterval(__sendMove, rate);
+	};
+
 	var __updateRelativeSens = function() {
 		__relative_sens = parseFloat($("hid-mouse-sens-slider").value);
 		$("hid-mouse-sens-value").innerHTML = __relative_sens.toFixed(1);