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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 /** | |
| 6 * @constructor | |
| 7 * @extends {WebInspector.View} | |
| 8 */ | |
| 9 WebInspector.InspectedPagePlaceholder = function() | |
| 10 { | |
| 11 WebInspector.View.call(this); | |
| 12 this.element.classList.add("white-background"); | |
| 13 WebInspector.zoomManager.addEventListener(WebInspector.ZoomManager.Events.Zo
omChanged, this._scheduleUpdate, this); | |
| 14 this._margins = { top: 0, right: 0, bottom: 0, left: 0 }; | |
| 15 this.restoreMinimumSizeAndMargins(); | |
| 16 }; | |
| 17 | |
| 18 WebInspector.InspectedPagePlaceholder.Events = { | |
| 19 Update: "Update" | |
| 20 }; | |
| 21 | |
| 22 WebInspector.InspectedPagePlaceholder.MarginValue = 3; | |
| 23 | |
| 24 WebInspector.InspectedPagePlaceholder.prototype = { | |
| 25 _findMargins: function() | |
| 26 { | |
| 27 var margins = { top: 0, right: 0, bottom: 0, left: 0 }; | |
| 28 | |
| 29 if (this._useMargins) { | |
| 30 var adjacent = { top: true, right: true, bottom: true, left: true }; | |
| 31 var view = this; | |
| 32 while (view.parentView()) { | |
| 33 var parent = view.parentView(); | |
| 34 // This view assumes it's always inside the main split view elem
ent, not a sidebar. | |
| 35 // Every parent which is not a split view, must be of the same s
ize as this view. | |
| 36 if (parent instanceof WebInspector.SplitView) { | |
| 37 var side = parent.sidebarSide(); | |
| 38 if (adjacent[side] && !parent.hasCustomResizer() && parent.i
sResizable()) | |
| 39 margins[side] = WebInspector.InspectedPagePlaceholder.Ma
rginValue; | |
| 40 adjacent[side] = false; | |
| 41 } | |
| 42 view = parent; | |
| 43 } | |
| 44 } | |
| 45 | |
| 46 if (this._margins.top !== margins.top || this._margins.left !== margins.
left || this._margins.right !== margins.right || this._margins.bottom !== margin
s.bottom) { | |
| 47 this._margins = margins; | |
| 48 this._scheduleUpdate(); | |
| 49 } | |
| 50 }, | |
| 51 | |
| 52 onResize: function() | |
| 53 { | |
| 54 this._findMargins(); | |
| 55 this._scheduleUpdate(); | |
| 56 }, | |
| 57 | |
| 58 _scheduleUpdate: function() | |
| 59 { | |
| 60 if (this._updateId) | |
| 61 window.cancelAnimationFrame(this._updateId); | |
| 62 this._updateId = window.requestAnimationFrame(this.update.bind(this)); | |
| 63 }, | |
| 64 | |
| 65 /** | |
| 66 * @return {!Size} | |
| 67 */ | |
| 68 dipPageSize: function() | |
| 69 { | |
| 70 var rect = this._dipPageRect(); | |
| 71 return new Size(Math.round(rect.width), Math.round(rect.height)); | |
| 72 }, | |
| 73 | |
| 74 /** | |
| 75 * @return {!Size} | |
| 76 */ | |
| 77 cssElementSize: function() | |
| 78 { | |
| 79 var zoomFactor = WebInspector.zoomManager.zoomFactor(); | |
| 80 var rect = this.element.getBoundingClientRect(); | |
| 81 var width = rect.width - (this._margins.left + this._margins.right) / zo
omFactor; | |
| 82 var height = rect.height - (this._margins.top + this._margins.bottom) /
zoomFactor; | |
| 83 return new Size(width, height); | |
| 84 }, | |
| 85 | |
| 86 restoreMinimumSizeAndMargins: function() | |
| 87 { | |
| 88 this._useMargins = true; | |
| 89 this.setMinimumSize(50, 50); | |
| 90 this._findMargins(); | |
| 91 }, | |
| 92 | |
| 93 clearMinimumSizeAndMargins: function() | |
| 94 { | |
| 95 this._useMargins = false; | |
| 96 this.setMinimumSize(1, 1); | |
| 97 this._findMargins(); | |
| 98 }, | |
| 99 | |
| 100 _dipPageRect: function() | |
| 101 { | |
| 102 var zoomFactor = WebInspector.zoomManager.zoomFactor(); | |
| 103 var rect = this.element.getBoundingClientRect(); | |
| 104 var bodyRect = document.body.getBoundingClientRect(); | |
| 105 | |
| 106 var left = Math.max(rect.left * zoomFactor + this._margins.left, bodyRec
t.left * zoomFactor); | |
| 107 var top = Math.max(rect.top * zoomFactor + this._margins.top, bodyRect.t
op * zoomFactor); | |
| 108 var bottom = Math.min(rect.bottom * zoomFactor - this._margins.bottom, b
odyRect.bottom * zoomFactor); | |
| 109 var right = Math.min(rect.right * zoomFactor - this._margins.right, body
Rect.right * zoomFactor); | |
| 110 | |
| 111 return { x: left, y: top, width: right - left, height: bottom - top }; | |
| 112 }, | |
| 113 | |
| 114 update: function() | |
| 115 { | |
| 116 delete this._updateId; | |
| 117 var rect = this._dipPageRect(); | |
| 118 var bounds = { x: Math.round(rect.x), y: Math.round(rect.y), height: Mat
h.max(1, Math.round(rect.height)), width: Math.max(1, Math.round(rect.width)) }; | |
| 119 this.dispatchEventToListeners(WebInspector.InspectedPagePlaceholder.Even
ts.Update, bounds); | |
| 120 }, | |
| 121 | |
| 122 __proto__: WebInspector.View.prototype | |
| 123 }; | |
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Chromium Code Reviews
Issue 366633002:
DevTools: Move jsdifflib to "sources", extract "toolbox" module (Closed)
Base URL: svn://svn.chromium.org/blink/trunk