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Code Issues Releases Wiki Activity

Start to add rotation listening.

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This commit is contained in:
Gunther Brunner 2014-05-15 18:23:47 +09:00
parent 74a6682537
commit d32001f32c
2 changed files with 25 additions and 4 deletions
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27
res/app/components/stf/screen/screen-directive.js
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@ -7,7 +7,8 @@ module.exports = function DeviceScreenDirective($document, ScalingService, Vendo
link: function (scope, element) {
var canvas = element.find('canvas')[0]
, imageRender = new FastImageRender(canvas, {render: 'canvas'})
, displayDensity = BrowserInfo.retina ? 2 : 1
, guestDisplayDensity = BrowserInfo.retina ? 2 : 1
, guestDisplayRotation = 0
, finger = element.find('span')
, input = element.find('textarea')
, boundingWidth = 0 // TODO: cache inside FastImageRender?
@ -118,8 +119,8 @@ module.exports = function DeviceScreenDirective($document, ScalingService, Vendo
if (!loading && scope.$parent.showScreen && scope.device) {
loading = true
imageRender.load(scope.device.display.url +
'?width=' + boundingWidth * displayDensity +
'&height=' + boundingHeight * displayDensity +
'?width=' + boundingWidth * guestDisplayDensity +
'&height=' + boundingHeight * guestDisplayDensity +
'&time=' + Date.now()
)
}
@ -236,6 +237,10 @@ module.exports = function DeviceScreenDirective($document, ScalingService, Vendo
} else {
element.unbind('mousedown', downListener)
}
if (BrowserInfo.deviceorientation) {
window.unbind('deviceorientation', guestDisplayRotatated)
}
}
scope.$watch('$parent.showScreen', function (val) {
@ -265,6 +270,22 @@ module.exports = function DeviceScreenDirective($document, ScalingService, Vendo
rotation = r || 0
})
function guestDisplayRotatated(eventData) {
// gamma is the left-to-right tilt in degrees, where right is positive
var tiltLR = eventData.gamma;
// beta is the front-to-back tilt in degrees, where front is positive
var tiltFB = eventData.beta;
// alpha is the compass direction the device is facing in degrees
var dir = eventData.alpha
console.log(eventData)
}
if (BrowserInfo.deviceorientation) {
window.addEventListener('deviceorientation', guestDisplayRotatated, true)
}
scope.$on('$destroy', off)
}
}