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[Code Style] Use prototypes in inspection bundle
WTD-1482
This commit is contained in:
Victor Woeltjen
parent
140d767026
commit
de291ad3b1
@ -32,90 +32,104 @@ define(
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*
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* @memberof platform/commonUI/inspect
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* @constructor
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* @implements {Gesture}
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* @param $timeout Angular's `$timeout`
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* @param {InfoService} infoService a service which shows info bubbles
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* @param {number} DELAY delay, in milliseconds, before bubble appears
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* @param {number} delay delay, in milliseconds, before bubble appears
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* @param element jqLite-wrapped DOM element
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* @param {DomainObject} domainObject the domain object for which to
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* show information
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*/
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function InfoGesture($timeout, infoService, DELAY, element, domainObject) {
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var dismissBubble,
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pendingBubble,
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mousePosition,
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scopeOff;
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function InfoGesture($timeout, infoService, delay, element, domainObject) {
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var self = this;
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function trackPosition(event) {
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// Record mouse position, so bubble can be shown at latest
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// mouse position (not just where the mouse entered)
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mousePosition = [ event.clientX, event.clientY ];
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}
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function hideBubble() {
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// If a bubble is showing, dismiss it
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if (dismissBubble) {
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dismissBubble();
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element.off('mouseleave', hideBubble);
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dismissBubble = undefined;
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}
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// If a bubble will be shown on a timeout, cancel that
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if (pendingBubble) {
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$timeout.cancel(pendingBubble);
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element.off('mousemove', trackPosition);
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element.off('mouseleave', hideBubble);
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pendingBubble = undefined;
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}
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// Also clear mouse position so we don't have a ton of tiny
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// arrays allocated while user mouses over things
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mousePosition = undefined;
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}
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function showBubble(event) {
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trackPosition(event);
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// Also need to track position during hover
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element.on('mousemove', trackPosition);
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// Show the bubble, after a suitable delay (if mouse has
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// left before this time is up, this will be canceled.)
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pendingBubble = $timeout(function () {
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dismissBubble = infoService.display(
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"info-table",
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domainObject.getModel().name,
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domainObject.useCapability('metadata'),
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mousePosition
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);
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element.off('mousemove', trackPosition);
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pendingBubble = undefined;
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}, DELAY);
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element.on('mouseleave', hideBubble);
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}
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// Show bubble (on a timeout) on mouse over
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element.on('mouseenter', showBubble);
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// Callback functions to preserve the "this" pointer (in the
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// absence of Function.prototype.bind)
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this.showBubbleCallback = function (event) {
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self.showBubble(event);
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};
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this.hideBubbleCallback = function (event) {
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self.hideBubble(event);
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};
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this.trackPositionCallback = function (event) {
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self.trackPosition(event);
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};
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// Also make sure we dismiss bubble if representation is destroyed
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// before the mouse actually leaves it
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scopeOff = element.scope().$on('$destroy', hideBubble);
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this.scopeOff = element.scope().$on('$destroy', this.hideBubbleCallback);
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return {
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/**
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* Detach any event handlers associated with this gesture.
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* @memberof InfoGesture
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* @method
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* @memberof platform/commonUI/inspect.InfoGesture#
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*/
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destroy: function () {
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// Dismiss any active bubble...
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hideBubble();
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// ...and detach listeners
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element.off('mouseenter', showBubble);
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scopeOff();
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}
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};
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this.element = element;
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this.$timeout = $timeout;
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this.infoService = infoService;
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this.delay = delay;
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this.domainObject = domainObject;
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// Show bubble (on a timeout) on mouse over
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element.on('mouseenter', this.showBubbleCallback);
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}
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InfoGesture.prototype.trackPosition = function (event) {
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// Record mouse position, so bubble can be shown at latest
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// mouse position (not just where the mouse entered)
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this.mousePosition = [ event.clientX, event.clientY ];
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};
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InfoGesture.prototype.hideBubble = function () {
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// If a bubble is showing, dismiss it
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if (this.dismissBubble) {
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this.dismissBubble();
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this.element.off('mouseleave', this.hideBubbleCallback);
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this.dismissBubble = undefined;
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}
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// If a bubble will be shown on a timeout, cancel that
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if (this.pendingBubble) {
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this.$timeout.cancel(this.pendingBubble);
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this.element.off('mousemove', this.trackPositionCallback);
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this.element.off('mouseleave', this.hideBubbleCallback);
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this.pendingBubble = undefined;
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}
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// Also clear mouse position so we don't have a ton of tiny
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// arrays allocated while user mouses over things
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this.mousePosition = undefined;
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};
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InfoGesture.prototype.showBubble = function (event) {
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var self = this;
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this.trackPosition(event);
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// Also need to track position during hover
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this.element.on('mousemove', this.trackPositionCallback);
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// Show the bubble, after a suitable delay (if mouse has
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// left before this time is up, this will be canceled.)
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this.pendingBubble = this.$timeout(function () {
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self.dismissBubble = self.infoService.display(
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"info-table",
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self.domainObject.getModel().name,
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self.domainObject.useCapability('metadata'),
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self.mousePosition
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);
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self.element.off('mousemove', self.trackPositionCallback);
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self.pendingBubble = undefined;
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}, this.delay);
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this.element.on('mouseleave', this.hideBubbleCallback);
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};
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/**
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* Detach any event handlers associated with this gesture.
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* @method
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*/
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InfoGesture.prototype.destroy = function () {
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// Dismiss any active bubble...
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this.hideBubble();
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// ...and detach listeners
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this.element.off('mouseenter', this.showBubbleCallback);
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this.scopeOff();
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};
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return InfoGesture;
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}
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@ -35,61 +35,64 @@ define(
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* @constructor
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*/
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function InfoService($compile, $document, $window, $rootScope) {
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this.$compile = $compile;
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this.$document = $document;
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this.$window = $window;
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this.$rootScope = $rootScope;
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}
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function display(templateKey, title, content, position) {
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var body = $document.find('body'),
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scope = $rootScope.$new(),
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winDim = [$window.innerWidth, $window.innerHeight],
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bubbleSpaceLR = InfoConstants.BUBBLE_MARGIN_LR + InfoConstants.BUBBLE_MAX_WIDTH,
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goLeft = position[0] > (winDim[0] - bubbleSpaceLR),
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goUp = position[1] > (winDim[1] / 2),
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bubble;
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/**
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* Display an info bubble at the specified location.
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* @param {string} templateKey template to place in bubble
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* @param {string} title title for the bubble
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* @param {*} content content to pass to the template, via
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* `ng-model`
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* @param {number[]} x,y position of the info bubble, in
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* pixel coordinates.
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* @returns {Function} a function that may be invoked to
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* dismiss the info bubble
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*/
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InfoService.prototype.display = function (templateKey, title, content, position) {
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var $compile = this.$compile,
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$document = this.$document,
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$window = this.$window,
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$rootScope = this.$rootScope,
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body = $document.find('body'),
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scope = $rootScope.$new(),
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winDim = [$window.innerWidth, $window.innerHeight],
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bubbleSpaceLR = InfoConstants.BUBBLE_MARGIN_LR + InfoConstants.BUBBLE_MAX_WIDTH,
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goLeft = position[0] > (winDim[0] - bubbleSpaceLR),
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goUp = position[1] > (winDim[1] / 2),
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bubble;
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// Pass model & container parameters into the scope
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scope.bubbleModel = content;
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scope.bubbleTemplate = templateKey;
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scope.bubbleLayout = (goUp ? 'arw-btm' : 'arw-top') + ' ' +
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(goLeft ? 'arw-right' : 'arw-left');
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scope.bubbleTitle = title;
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// Pass model & container parameters into the scope
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scope.bubbleModel = content;
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scope.bubbleTemplate = templateKey;
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scope.bubbleLayout = (goUp ? 'arw-btm' : 'arw-top') + ' ' +
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(goLeft ? 'arw-right' : 'arw-left');
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scope.bubbleTitle = title;
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// Create the context menu
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bubble = $compile(BUBBLE_TEMPLATE)(scope);
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// Create the context menu
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bubble = $compile(BUBBLE_TEMPLATE)(scope);
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// Position the bubble
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bubble.css('position', 'absolute');
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if (goLeft) {
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bubble.css('right', (winDim[0] - position[0] + OFFSET[0]) + 'px');
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} else {
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bubble.css('left', position[0] + OFFSET[0] + 'px');
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}
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if (goUp) {
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bubble.css('bottom', (winDim[1] - position[1] + OFFSET[1]) + 'px');
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} else {
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bubble.css('top', position[1] + OFFSET[1] + 'px');
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}
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// Add the menu to the body
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body.append(bubble);
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// Return a function to dismiss the bubble
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return function () { bubble.remove(); };
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// Position the bubble
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bubble.css('position', 'absolute');
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if (goLeft) {
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bubble.css('right', (winDim[0] - position[0] + OFFSET[0]) + 'px');
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} else {
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bubble.css('left', position[0] + OFFSET[0] + 'px');
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}
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if (goUp) {
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bubble.css('bottom', (winDim[1] - position[1] + OFFSET[1]) + 'px');
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} else {
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bubble.css('top', position[1] + OFFSET[1] + 'px');
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}
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return {
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/**
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* Display an info bubble at the specified location.
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* @param {string} templateKey template to place in bubble
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* @param {string} title title for the bubble
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* @param {*} content content to pass to the template, via
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* `ng-model`
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* @param {number[]} x,y position of the info bubble, in
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* pixel coordinates.
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* @returns {Function} a function that may be invoked to
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* dismiss the info bubble
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* @memberof platform/commonUI/inspect.InfoService#
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*/
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display: display
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};
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// Add the menu to the body
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body.append(bubble);
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// Return a function to dismiss the bubble
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return function () { bubble.remove(); };
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}
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return InfoService;
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