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[Mobile] Gestures

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MCTPinch adjusted the touch check to help
differentiate between a two finger touch
vs a single singer pan.
This commit is contained in:
Shivam Dave
2015-09-01 11:45:11 -07:00
parent aedbd3bd9b
commit 814b04858a
1 changed files with 11 additions and 5 deletions
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16
platform/features/plot-reborn/src/directives/MCTPinch.js
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@ -56,6 +56,7 @@ define(
if (event.changedTouches.length === 2 || if (event.changedTouches.length === 2 ||
event.touches.length === 2) { event.touches.length === 2) {
//console.log("PINCH START");
touchPosition = [trackPosition(event.touches[0]), touchPosition = [trackPosition(event.touches[0]),
trackPosition(event.touches[1])]; trackPosition(event.touches[1])];
@ -70,6 +71,7 @@ define(
event.preventDefault(); event.preventDefault();
} else if (event.changedTouches.length === 1 || } else if (event.changedTouches.length === 1 ||
event.touches.length === 1) { event.touches.length === 1) {
//console.log("*PAN START");
touchPosition = trackPosition(event.touches[0]); touchPosition = trackPosition(event.touches[0]);
$scope.$emit('mct:pan:start', { $scope.$emit('mct:pan:start', {
@ -81,15 +83,17 @@ define(
event.preventDefault(); event.preventDefault();
} }
} }
// As the touch move occurs, the touches are tracked and // As the touch move occurs, the touches are tracked and
// the event is emitted through scope // the event is emitted through scope
function touchChange(event) { function touchChange(event) {
var touchPosition; var touchPosition;
if (event.changedTouches.length === 2) { if (event.changedTouches.length === 2 ||
touchPosition = [trackPosition(event.changedTouches[0]), event.touches.length === 2) {
trackPosition(event.changedTouches[1])]; //console.log("PINCH CHANGE");
touchPosition = [trackPosition(event.changedTouches[0] || event.touches[0]),
trackPosition(event.changedTouches[1] || event.touches[1])];
$scope.$emit('mct:pinch:change', { $scope.$emit('mct:pinch:change', {
touches: touchPosition, touches: touchPosition,
@ -100,7 +104,9 @@ define(
// Stops other gestures/button clicks from being active // Stops other gestures/button clicks from being active
event.preventDefault(); event.preventDefault();
} else if (event.changedTouches.length === 1) { } else if (event.changedTouches.length === 1 ||
event.touches.length === 1) {
console.log("*PAN CHANGE");
touchPosition = trackPosition(event.changedTouches[0]); touchPosition = trackPosition(event.changedTouches[0]);
$scope.$emit('mct:pan:change', { $scope.$emit('mct:pan:change', {