119 lines
3.3 KiB
JavaScript
119 lines
3.3 KiB
JavaScript
goog.provide('ol.events.ConditionType');
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goog.provide('ol.events.condition');
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goog.require('goog.asserts');
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goog.require('goog.dom.TagName');
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goog.require('goog.functions');
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goog.require('ol.MapBrowserEvent.EventType');
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/**
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* @typedef {function(ol.MapBrowserEvent): boolean}
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*/
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ol.events.ConditionType;
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True if only the alt key is pressed.
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* @todo stability experimental
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*/
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ol.events.condition.altKeyOnly = function(mapBrowserEvent) {
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var browserEvent = mapBrowserEvent.browserEvent;
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return (
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browserEvent.altKey &&
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!browserEvent.platformModifierKey &&
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!browserEvent.shiftKey);
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};
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True if only the alt and shift keys are pressed.
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* @todo stability experimental
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*/
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ol.events.condition.altShiftKeysOnly = function(mapBrowserEvent) {
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var browserEvent = mapBrowserEvent.browserEvent;
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return (
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browserEvent.altKey &&
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!browserEvent.platformModifierKey &&
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browserEvent.shiftKey);
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};
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/**
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* Always true.
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True.
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* @todo stability experimental
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*/
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ol.events.condition.always = goog.functions.TRUE;
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True if the event is a click event.
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* @todo stability experimental
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*/
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ol.events.condition.singleClick = function(mapBrowserEvent) {
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return mapBrowserEvent.type == ol.MapBrowserEvent.EventType.SINGLECLICK;
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};
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True only if there no modifier keys are pressed.
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* @todo stability experimental
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*/
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ol.events.condition.noModifierKeys = function(mapBrowserEvent) {
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var browserEvent = mapBrowserEvent.browserEvent;
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return (
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!browserEvent.altKey &&
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!browserEvent.platformModifierKey &&
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!browserEvent.shiftKey);
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};
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True if only the platform modifier key is pressed.
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* @todo stability experimental
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*/
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ol.events.condition.platformModifierKeyOnly = function(mapBrowserEvent) {
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var browserEvent = mapBrowserEvent.browserEvent;
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return (
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!browserEvent.altKey &&
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browserEvent.platformModifierKey &&
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!browserEvent.shiftKey);
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};
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True if only the shift key is pressed.
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* @todo stability experimental
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*/
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ol.events.condition.shiftKeyOnly = function(mapBrowserEvent) {
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var browserEvent = mapBrowserEvent.browserEvent;
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return (
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!browserEvent.altKey &&
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!browserEvent.platformModifierKey &&
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browserEvent.shiftKey);
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};
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/**
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* @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event.
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* @return {boolean} True only if the target element is not editable.
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* @todo stability experimental
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*/
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ol.events.condition.targetNotEditable = function(mapBrowserEvent) {
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var target = mapBrowserEvent.browserEvent.target;
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goog.asserts.assertInstanceof(target, Element);
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var tagName = target.tagName;
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return (
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tagName !== goog.dom.TagName.INPUT &&
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tagName !== goog.dom.TagName.SELECT &&
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tagName !== goog.dom.TagName.TEXTAREA);
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};
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