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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 cr.define('print_preview', function() { | 5 cr.define('print_preview', function() { |
| 6 'use strict'; | 6 'use strict'; |
| 7 | 7 |
| 8 /** | 8 /** |
| 9 * Creates a Margins object that holds four margin values in points. | 9 * Creates a Margins object that holds four margin values in points. |
| 10 * @param {number} top The top margin in pts. | 10 * @param {number} top The top margin in pts. |
| 11 * @param {number} right The right margin in pts. | 11 * @param {number} right The right margin in pts. |
| 12 * @param {number} bottom The bottom margin in pts. | 12 * @param {number} bottom The bottom margin in pts. |
| 13 * @param {number} left The left margin in pts. | 13 * @param {number} left The left margin in pts. |
| 14 * @constructor | 14 * @constructor |
| 15 */ | 15 */ |
| 16 function Margins(top, right, bottom, left) { | 16 function Margins(top, right, bottom, left) { |
| 17 /** | 17 /** |
| 18 * Backing store for the margin values in points. | 18 * Backing store for the margin values in points. |
| 19 * @type {!Object< | 19 * @type {!Object< |
| 20 * !print_preview.ticket_items.CustomMargins.Orientation, number>} | 20 * !print_preview.ticket_items.CustomMarginsOrientation, number>} |
| 21 * @private | 21 * @private |
| 22 */ | 22 */ |
| 23 this.value_ = {}; | 23 this.value_ = {}; |
| 24 this.value_[print_preview.ticket_items.CustomMargins.Orientation.TOP] = top; | 24 this.value_[print_preview.ticket_items.CustomMarginsOrientation.TOP] = top; |
| 25 this.value_[print_preview.ticket_items.CustomMargins.Orientation.RIGHT] = | 25 this.value_[print_preview.ticket_items.CustomMarginsOrientation.RIGHT] = |
| 26 right; | 26 right; |
| 27 this.value_[print_preview.ticket_items.CustomMargins.Orientation.BOTTOM] = | 27 this.value_[print_preview.ticket_items.CustomMarginsOrientation.BOTTOM] = |
| 28 bottom; | 28 bottom; |
| 29 this.value_[print_preview.ticket_items.CustomMargins.Orientation.LEFT] = | 29 this.value_[print_preview.ticket_items.CustomMarginsOrientation.LEFT] = |
| 30 left; | 30 left; |
| 31 }; | 31 } |
| 32 | 32 |
| 33 /** | 33 /** |
| 34 * Parses a margins object from the given serialized state. | 34 * Parses a margins object from the given serialized state. |
| 35 * @param {Object} state Serialized representation of the margins created by | 35 * @param {Object} state Serialized representation of the margins created by |
| 36 * the {@code serialize} method. | 36 * the {@code serialize} method. |
| 37 * @return {!print_preview.Margins} New margins instance. | 37 * @return {!print_preview.Margins} New margins instance. |
| 38 */ | 38 */ |
| 39 Margins.parse = function(state) { | 39 Margins.parse = function(state) { |
| 40 return new print_preview.Margins( | 40 return new print_preview.Margins( |
| 41 state[print_preview.ticket_items.CustomMargins.Orientation.TOP] || 0, | 41 state[print_preview.ticket_items.CustomMarginsOrientation.TOP] || 0, |
| 42 state[print_preview.ticket_items.CustomMargins.Orientation.RIGHT] || 0, | 42 state[print_preview.ticket_items.CustomMarginsOrientation.RIGHT] || 0, |
| 43 state[print_preview.ticket_items.CustomMargins.Orientation.BOTTOM] || 0, | 43 state[print_preview.ticket_items.CustomMarginsOrientation.BOTTOM] || 0, |
| 44 state[print_preview.ticket_items.CustomMargins.Orientation.LEFT] || 0); | 44 state[print_preview.ticket_items.CustomMarginsOrientation.LEFT] || 0); |
| 45 }; | 45 }; |
| 46 | 46 |
| 47 Margins.prototype = { | 47 Margins.prototype = { |
| 48 /** | 48 /** |
| 49 * @param {!print_preview.ticket_items.CustomMargins.Orientation} | 49 * @param {!print_preview.ticket_items.CustomMarginsOrientation} |
| 50 * orientation Specifies the margin value to get. | 50 * orientation Specifies the margin value to get. |
| 51 * @return {number} Value of the margin of the given orientation. | 51 * @return {number} Value of the margin of the given orientation. |
| 52 */ | 52 */ |
| 53 get: function(orientation) { | 53 get: function(orientation) { |
| 54 return this.value_[orientation]; | 54 return this.value_[orientation]; |
| 55 }, | 55 }, |
| 56 | 56 |
| 57 /** | 57 /** |
| 58 * @param {!print_preview.ticket_items.CustomMargins.Orientation} | 58 * @param {!print_preview.ticket_items.CustomMarginsOrientation} |
| 59 * orientation Specifies the margin to set. | 59 * orientation Specifies the margin to set. |
| 60 * @param {number} value Updated value of the margin in points to modify. | 60 * @param {number} value Updated value of the margin in points to modify. |
| 61 * @return {!print_preview.Margins} A new copy of |this| with the | 61 * @return {!print_preview.Margins} A new copy of |this| with the |
| 62 * modification made to the specified margin. | 62 * modification made to the specified margin. |
| 63 */ | 63 */ |
| 64 set: function(orientation, value) { | 64 set: function(orientation, value) { |
| 65 var newValue = this.clone_(); | 65 var newValue = this.clone_(); |
| 66 newValue[orientation] = value; | 66 newValue[orientation] = value; |
| 67 return new Margins( | 67 return new Margins( |
| 68 newValue[print_preview.ticket_items.CustomMargins.Orientation.TOP], | 68 newValue[print_preview.ticket_items.CustomMarginsOrientation.TOP], |
| 69 newValue[print_preview.ticket_items.CustomMargins.Orientation.RIGHT], | 69 newValue[print_preview.ticket_items.CustomMarginsOrientation.RIGHT], |
| 70 newValue[print_preview.ticket_items.CustomMargins.Orientation.BOTTOM], | 70 newValue[print_preview.ticket_items.CustomMarginsOrientation.BOTTOM], |
| 71 newValue[print_preview.ticket_items.CustomMargins.Orientation.LEFT]); | 71 newValue[print_preview.ticket_items.CustomMarginsOrientation.LEFT]); |
| 72 }, | 72 }, |
| 73 | 73 |
| 74 /** | 74 /** |
| 75 * @param {print_preview.Margins} other The other margins object to compare | 75 * @param {print_preview.Margins} other The other margins object to compare |
| 76 * against. | 76 * against. |
| 77 * @return {boolean} Whether this margins object is equal to another. | 77 * @return {boolean} Whether this margins object is equal to another. |
| 78 */ | 78 */ |
| 79 equals: function(other) { | 79 equals: function(other) { |
| 80 if (other == null) { | 80 if (other == null) { |
| 81 return false; | 81 return false; |
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| 104 } | 104 } |
| 105 return clone; | 105 return clone; |
| 106 } | 106 } |
| 107 }; | 107 }; |
| 108 | 108 |
| 109 // Export | 109 // Export |
| 110 return { | 110 return { |
| 111 Margins: Margins | 111 Margins: Margins |
| 112 }; | 112 }; |
| 113 }); | 113 }); |
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