Merge branch 'limitmouse' of https://github.com/novnc/noVNC

core/input/mouse.js

@@ -11,7 +11,6 @@ import { setCapture, stopEvent, getPointerEvent } from '../util/events.js';
 const WHEEL_STEP = 10; // Delta threshold for a mouse wheel step
 const WHEEL_STEP_TIMEOUT = 50; // ms
 const WHEEL_LINE_HEIGHT = 19;
-const MOUSE_MOVE_DELAY = 17; // Minimum wait (ms) between two mouse moves
 
 export default class Mouse {
     constructor(target) {
@@ -23,7 +22,6 @@ export default class Mouse {
         this._pos = null;
         this._wheelStepXTimer = null;
         this._wheelStepYTimer = null;
-        this._oldMouseMoveTime = 0;
         this._accumulatedWheelDeltaX = 0;
         this._accumulatedWheelDeltaY = 0;
 
@@ -200,19 +198,7 @@ export default class Mouse {
 
     _handleMouseMove(e) {
         this._updateMousePosition(e);
-
-        // Limit mouse move events to one every MOUSE_MOVE_DELAY ms
-        clearTimeout(this.mouseMoveTimer);
-        const newMouseMoveTime = Date.now();
-        if (newMouseMoveTime < this._oldMouseMoveTime + MOUSE_MOVE_DELAY) {
-            this.mouseMoveTimer = setTimeout(this.onmousemove.bind(this),
-                                             MOUSE_MOVE_DELAY,
-                                             this._pos.x, this._pos.y);
-        } else {
         this.onmousemove(this._pos.x, this._pos.y);
-        }
-        this._oldMouseMoveTime = newMouseMoveTime;
-
         stopEvent(e);
     }
 

tests/test.mouse.js

@@ -300,72 +300,4 @@ describe('Mouse Event Handling', function () {
             expect(mouse.onmousebutton).to.have.callCount(4); // mouse down and up
         });
     });
-
-    describe('Move events should be limited to one each 17 ms', function () {
-
-        let mouse;
-        beforeEach(function () {
-            this.clock = sinon.useFakeTimers(Date.now());
-            mouse = new Mouse(target);
-            mouse.onmousemove = sinon.spy();
-        });
-        afterEach(function () {
-            this.clock.restore();
-        });
-
-        it('should send a single move instantly', function () {
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 1, clientY: 2 }));
-
-            expect(mouse.onmousemove).to.have.callCount(1);
-        });
-
-        it('should delay one if two events are too close', function () {
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 18, clientY: 30 }));
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 20, clientY: 50 }));
-
-            expect(mouse.onmousemove).to.have.callCount(1);
-
-            this.clock.tick(100);
-
-            expect(mouse.onmousemove).to.have.callCount(2);
-        });
-
-        it('should only send first and last of many close events', function () {
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 18, clientY: 30 }));
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 20, clientY: 50 }));
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 21, clientY: 55 }));
-
-            // Check positions to verify that the correct calls got through.
-            //
-            // The test canvas starts 10px from top and 10 px from left,
-            // that means the relative coordinates are clientCoords - 10px
-            expect(mouse.onmousemove).to.have.been.calledWith(8, 20);
-
-            this.clock.tick(60);
-
-            expect(mouse.onmousemove).to.have.callCount(2);
-            expect(mouse.onmousemove).to.have.been.calledWith(11, 45);
-        });
-
-        it('should send events with enough time apart normally', function () {
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 58, clientY: 60 }));
-
-            expect(mouse.onmousemove).to.have.callCount(1);
-
-            this.clock.tick(20);
-
-            mouse._handleMouseMove(mouseevent(
-                'mousemove', { clientX: 25, clientY: 60 }));
-
-            expect(mouse.onmousemove).to.have.callCount(2);
-        });
-    });
-
 });