Update wmts-hidpi, add nicer-api-docs
This commit is contained in:
Andreas Hocevar
@@ -0,0 +1,203 @@
|
||||
// Copyright 2009 The Closure Library Authors. All Rights Reserved.
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS-IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
goog.provide('goog.ui.equation.PaletteManager');
|
||||
|
||||
goog.require('goog.Timer');
|
||||
goog.require('goog.events.EventHandler');
|
||||
goog.require('goog.events.EventTarget');
|
||||
goog.require('goog.ui.equation.ArrowPalette');
|
||||
goog.require('goog.ui.equation.ComparisonPalette');
|
||||
goog.require('goog.ui.equation.GreekPalette');
|
||||
goog.require('goog.ui.equation.MathPalette');
|
||||
goog.require('goog.ui.equation.MenuPalette');
|
||||
goog.require('goog.ui.equation.Palette');
|
||||
goog.require('goog.ui.equation.SymbolPalette');
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Constructs the palette manager that manages all the palettes in Equation
|
||||
* Editor.
|
||||
* @param {!goog.dom.DomHelper} domHelper The DOM helper to be used for
|
||||
* document interaction.
|
||||
* @constructor
|
||||
* @extends {goog.events.EventTarget}
|
||||
*/
|
||||
goog.ui.equation.PaletteManager = function(domHelper) {
|
||||
goog.events.EventTarget.call(this);
|
||||
|
||||
/** @private {!goog.dom.DomHelper} */
|
||||
this.domHelper_ = domHelper;
|
||||
|
||||
/**
|
||||
* The map of palette type and instance pair.
|
||||
* @type {Object.<string, goog.ui.equation.Palette>}
|
||||
* @private
|
||||
*/
|
||||
this.paletteMap_ = {};
|
||||
|
||||
/**
|
||||
* The current active palette.
|
||||
* @type {goog.ui.equation.Palette}
|
||||
* @private
|
||||
*/
|
||||
this.activePalette_ = null;
|
||||
|
||||
/**
|
||||
* The event handler for managing events.
|
||||
* @type {goog.events.EventHandler}
|
||||
* @private
|
||||
*/
|
||||
this.eventHandler_ = new goog.events.EventHandler(this);
|
||||
|
||||
/**
|
||||
* The timer used to add grace period when deactivate palettes.
|
||||
* @type {goog.Timer}
|
||||
* @private
|
||||
*/
|
||||
this.deactivationTimer_ = new goog.Timer(300);
|
||||
|
||||
this.eventHandler_.listen(this.deactivationTimer_, goog.Timer.TICK,
|
||||
this.handleDeactivation_);
|
||||
|
||||
};
|
||||
goog.inherits(goog.ui.equation.PaletteManager,
|
||||
goog.events.EventTarget);
|
||||
|
||||
|
||||
/**
|
||||
* Clears the deactivation timer. This is used to prevent palette manager
|
||||
* deactivation when mouse pointer is moved outside palettes and moved back
|
||||
* quickly inside a grace period.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.stopDeactivation = function() {
|
||||
this.deactivationTimer_.stop();
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Returns the palette instance of given type.
|
||||
* @param {goog.ui.equation.Palette.Type} type The type of palette
|
||||
* to get.
|
||||
* @return {goog.ui.equation.Palette} The palette instance of given
|
||||
* type. A new instance will be created. If the instance doesn't exist.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.getPalette =
|
||||
function(type) {
|
||||
var paletteMap = this.paletteMap_;
|
||||
var palette = paletteMap[type];
|
||||
if (!palette) {
|
||||
switch (type) {
|
||||
case goog.ui.equation.Palette.Type.MENU:
|
||||
palette = new goog.ui.equation.MenuPalette(this);
|
||||
break;
|
||||
case goog.ui.equation.Palette.Type.GREEK:
|
||||
palette = new goog.ui.equation.GreekPalette(this);
|
||||
break;
|
||||
case goog.ui.equation.Palette.Type.SYMBOL:
|
||||
palette = new goog.ui.equation.SymbolPalette(this);
|
||||
break;
|
||||
case goog.ui.equation.Palette.Type.COMPARISON:
|
||||
palette = new goog.ui.equation.ComparisonPalette(this);
|
||||
break;
|
||||
case goog.ui.equation.Palette.Type.MATH:
|
||||
palette = new goog.ui.equation.MathPalette(this);
|
||||
break;
|
||||
case goog.ui.equation.Palette.Type.ARROW:
|
||||
palette = new goog.ui.equation.ArrowPalette(this);
|
||||
break;
|
||||
default:
|
||||
throw new Error('Invalid palette type!');
|
||||
}
|
||||
paletteMap[type] = palette;
|
||||
}
|
||||
return palette;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Sets the palette instance of given type to be the active one.
|
||||
* @param {goog.ui.equation.Palette.Type} type The type of the
|
||||
* palette to set active.
|
||||
* @return {goog.ui.equation.Palette} The palette instance of given
|
||||
* type. A new instance will be created, if the instance doesn't exist.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.setActive =
|
||||
function(type) {
|
||||
var palette = this.activePalette_;
|
||||
if (palette) {
|
||||
palette.setVisible(false);
|
||||
}
|
||||
|
||||
palette = this.getPalette(type);
|
||||
this.activePalette_ = palette;
|
||||
palette.setVisible(true);
|
||||
|
||||
return palette;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Returns the active palette.
|
||||
* @return {goog.ui.equation.Palette} The active palette.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.getActive = function() {
|
||||
return this.activePalette_;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Starts the deactivation of open palette.
|
||||
* This method has a slight delay before doing the real deactivation. This
|
||||
* helps prevent sudden disappearing of palettes when user moves mouse outside
|
||||
* them just briefly (and maybe accidentally). If you really want to deactivate
|
||||
* the active palette, use {@link #deactivateNow()} instead.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.deactivate = function() {
|
||||
this.deactivationTimer_.start();
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Deactivate the open palette immediately.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.deactivateNow = function() {
|
||||
this.handleDeactivation_();
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Internal process of deactivation of the manager.
|
||||
* @private
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.handleDeactivation_ = function() {
|
||||
this.setActive(goog.ui.equation.Palette.Type.MENU);
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* @return {!goog.dom.DomHelper} This object's DOM helper.
|
||||
*/
|
||||
goog.ui.equation.PaletteManager.prototype.getDomHelper = function() {
|
||||
return this.domHelper_;
|
||||
};
|
||||
|
||||
|
||||
/** @override */
|
||||
goog.ui.equation.PaletteManager.prototype.disposeInternal = function() {
|
||||
goog.base(this, 'disposeInternal');
|
||||
this.activePalette_ = null;
|
||||
this.paletteMap_ = null;
|
||||
};
|
||||
Reference in New Issue
Block a user