158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// found in the LICENSE file. 458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)'use strict'; 658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @fileoverview PendingChanges class tracks changes to be applied when an 958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * "Apply Changes" button is clicked. 1058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 1158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 1258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 1358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Creates a PendingChanges object with no pending changes. 1458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 1558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @constructor 1658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 1758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)var PendingChanges = function() { 1858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) // Format: pendingFontChanges_.Cyrl.sansserif = "My SansSerif Cyrillic Font" 1958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontChanges_ = {}; 2058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 2158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) // Format: pendingFontSizeChanges_.defaultFontSize = 12 2258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontSizeChanges_ = {}; 2358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 2458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 2558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 2658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Returns the pending font setting change for the specified script and family, 2758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * or null if it doesn't exist. 2858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 2958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} script The script code, like "Cyrl". 3058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} genericFamily The generic family, like "sansserif". 3158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @return {?string} The pending font setting, like "My Cyrillic SansSerif Font" 3258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * or null if it doesn't exist. 3358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 3458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.getFont = function(script, genericFamily) { 3558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (this.pendingFontChanges_[script]) 3658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return this.pendingFontChanges_[script][genericFamily]; 3758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return null; 3858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 3958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 4058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 4158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Returns the pending font size setting change, or null if it doesn't exist. 4258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 4358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} fontSizeKey The font size setting key. One of 4458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 'defaultFontSize', 'defaultFixedFontSize', or 'minFontSize'. 4558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @return {?number} The pending font size setting in pixels, or null if it 4658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * doesn't exist. 4758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 4858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.getFontSize = function(fontSizeKey) { 4958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return this.pendingFontSizeChanges_[fontSizeKey]; 5058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 5158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 5258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 5358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Sets the pending font change for the specified script and family. 5458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 5558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} script The script code, like "Cyrl". 5658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} genericFamily The generic family, like "sansserif". 5758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {?string} font The font to set the setting to, or null to clear it. 5858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 5958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.setFont = function(script, genericFamily, font) { 6058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (!this.pendingFontChanges_[script]) 6158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontChanges_[script] = {}; 6258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (this.pendingFontChanges_[script][genericFamily] == font) 6358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return; 6458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontChanges_[script][genericFamily] = font; 6558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 6658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 6758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 6858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Sets the pending font size change. 6958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 7058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} fontSizeKey The font size setting key. See 7158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * getFontSize(). 7258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {number} size The font size to set the setting to. 7358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 7458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.setFontSize = function(fontSizeKey, size) { 7558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (this.pendingFontSizeChanges_[fontSizeKey] == size) 7658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return; 7758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontSizeChanges_[fontSizeKey] = size; 7858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 7958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 8058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 8158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Commits the pending changes to Chrome. After this function is called, there 8258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * are no pending changes. 8358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 8458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.apply = function() { 8558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) for (var script in this.pendingFontChanges_) { 8658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) for (var genericFamily in this.pendingFontChanges_[script]) { 8758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) var fontId = this.pendingFontChanges_[script][genericFamily]; 8858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (fontId == null) 8958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) continue; 9058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) var details = {}; 9158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) details.script = script; 9258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) details.genericFamily = genericFamily; 9358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) details.fontId = fontId; 9458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) chrome.fontSettings.setFont(details); 9558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 9658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 9758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 9858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) var size = this.pendingFontSizeChanges_['defaultFontSize']; 9958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (size != null) 10058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) chrome.fontSettings.setDefaultFontSize({pixelSize: size}); 10158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 10258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) size = this.pendingFontSizeChanges_['defaultFixedFontSize']; 10358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (size != null) 10458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) chrome.fontSettings.setDefaultFixedFontSize({pixelSize: size}); 10558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 10658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) size = this.pendingFontSizeChanges_['minFontSize']; 10758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (size != null) 10858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) chrome.fontSettings.setMinimumFontSize({pixelSize: size}); 10958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 11058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.clear(); 11158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 11258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 11358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 11458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Clears the pending font changes for a single script. 11558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * 11658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @param {string} script The script code, like "Cyrl". 11758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 11858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.clearOneScript = function(script) { 11958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontChanges_[script] = {}; 12058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 12158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 12258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 12358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * Clears all pending font changes. 12458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 12558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.clear = function() { 12658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontChanges_ = {}; 12758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) this.pendingFontSizeChanges_ = {}; 12858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 12958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 13058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)/** 13158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) * @return {boolean} True if there are no pending changes, otherwise false. 13258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) */ 13358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)PendingChanges.prototype.isEmpty = function() { 13458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) for (var script in this.pendingFontChanges_) { 13558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) for (var genericFamily in this.pendingFontChanges_[script]) { 13658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (this.pendingFontChanges_[script][genericFamily] != null) 13758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return false; 13858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 13958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 14058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) for (var name in this.pendingFontSizeChanges_) { 14158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (this.pendingFontSizeChanges_[name] != null) 14258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return false; 14358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 14458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return true; 14558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)}; 146