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"device" not "display" (typo). Switch back to two-finger scroll.

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Michael Jumper
2012-04-01 18:52:49 -07:00
parent ff20799b29
commit f6868b8661
1 changed files with 6 additions and 12 deletions
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18
guacamole-common-js/src/main/resources/mouse.js
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@@ -59,10 +59,10 @@ Guacamole.Mouse = function(element) {
var guac_mouse = this; var guac_mouse = this;
/** /**
* The distance a two-finger touch must move per scrollwheel event, relative * The distance a two-finger touch must move per scrollwheel event, in
* to the distance between the two touches. * pixels.
*/ */
this.scrollThreshold = 0.5; this.scrollThreshold = 20 * (window.devicePixelRatio || 1);
/** /**
* The maximum number of milliseconds to wait for a touch to end for the * The maximum number of milliseconds to wait for a touch to end for the
@@ -74,7 +74,7 @@ Guacamole.Mouse = function(element) {
* The maximum number of pixels to allow a touch to move for the gesture to * The maximum number of pixels to allow a touch to move for the gesture to
* be considered a click. * be considered a click.
*/ */
this.clickMoveThreshold = 10 * (window.displayPixelRatio || 1); this.clickMoveThreshold = 10 * (window.devicePixelRatio || 1);
/** /**
* The current mouse state. The properties of this state are updated when * The current mouse state. The properties of this state are updated when
@@ -263,12 +263,6 @@ Guacamole.Mouse = function(element) {
} }
else if (e.touches.length == 2) {
var diff_x = e.touches[0].screenX - e.touches[1].screenX;
var diff_y = e.touches[0].screenY - e.touches[1].screenY;
touch_distance = Math.sqrt(diff_x*diff_x + diff_y*diff_y);
}
}, false); }, false);
element.addEventListener("touchmove", function(e) { element.addEventListener("touchmove", function(e) {
@@ -312,11 +306,11 @@ Guacamole.Mouse = function(element) {
} }
// Interpret two-finger touch as scrollwheel // Interpret two-finger swipe as scrollwheel
else if (touch_count == 2) { else if (touch_count == 2) {
// If change in location passes threshold for scroll // If change in location passes threshold for scroll
if (Math.abs(delta_y) >= touch_distance * guac_mouse.scrollThreshold) { if (Math.abs(delta_y) >= guac_mouse.scrollThreshold) {
// Decide button based on Y movement direction // Decide button based on Y movement direction
var button; var button;