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      1 /*
      2  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 /**
     30  * @extends {WebInspector.ResourceView}
     31  * @constructor
     32  */
     33 WebInspector.ImageView = function(resource)
     34 {
     35     WebInspector.ResourceView.call(this, resource);
     36 
     37     this.element.classList.add("image");
     38 }
     39 
     40 WebInspector.ImageView.prototype = {
     41     /**
     42      * @return {boolean}
     43      */
     44     hasContent: function()
     45     {
     46         return true;
     47     },
     48 
     49     wasShown: function()
     50     {
     51         this._createContentIfNeeded();
     52     },
     53 
     54     _createContentIfNeeded: function()
     55     {
     56         if (this._container)
     57             return;
     58 
     59         var imageContainer = this.element.createChild("div", "image");
     60         var imagePreviewElement = imageContainer.createChild("img", "resource-image-view");
     61         imagePreviewElement.addEventListener("contextmenu", this._contextMenu.bind(this), true);
     62 
     63         this._container = this.element.createChild("div", "info");
     64         this._container.createChild("h1", "title").textContent = this.resource.displayName;
     65 
     66         var infoListElement = document.createElementWithClass("dl", "infoList");
     67 
     68         this.resource.populateImageSource(imagePreviewElement);
     69 
     70         /**
     71          * @this {WebInspector.ImageView}
     72          */
     73         function onImageLoad()
     74         {
     75             var content = this.resource.content;
     76             if (content)
     77                 var resourceSize = this._base64ToSize(content);
     78             else
     79                 var resourceSize = this.resource.resourceSize;
     80 
     81             var imageProperties = [
     82                 { name: WebInspector.UIString("Dimensions"), value: WebInspector.UIString("%d  %d", imagePreviewElement.naturalWidth, imagePreviewElement.naturalHeight) },
     83                 { name: WebInspector.UIString("File size"), value: Number.bytesToString(resourceSize) },
     84                 { name: WebInspector.UIString("MIME type"), value: this.resource.mimeType }
     85             ];
     86 
     87             infoListElement.removeChildren();
     88             for (var i = 0; i < imageProperties.length; ++i) {
     89                 infoListElement.createChild("dt").textContent = imageProperties[i].name;
     90                 infoListElement.createChild("dd").textContent = imageProperties[i].value;
     91             }
     92             infoListElement.createChild("dt").textContent = WebInspector.UIString("URL");
     93             infoListElement.createChild("dd").appendChild(WebInspector.linkifyURLAsNode(this.resource.url, undefined, undefined, true /* externalResource */));
     94             this._container.appendChild(infoListElement);
     95         }
     96         imagePreviewElement.addEventListener("load", onImageLoad.bind(this), false);
     97         this._imagePreviewElement = imagePreviewElement;
     98     },
     99 
    100     _base64ToSize: function(content)
    101     {
    102         if (!content.length)
    103             return 0;
    104         var size = (content.length || 0) * 3 / 4;
    105         if (content.length > 0 && content[content.length - 1] === "=")
    106             size--;
    107         if (content.length > 1 && content[content.length - 2] === "=")
    108             size--;
    109         return size;
    110     },
    111 
    112     _contextMenu: function(event)
    113     {
    114         var contextMenu = new WebInspector.ContextMenu(event);
    115         contextMenu.appendItem(WebInspector.UIString(WebInspector.useLowerCaseMenuTitles() ? "Copy image URL" : "Copy Image URL"), this._copyImageURL.bind(this));
    116         if (this._imagePreviewElement.src)
    117             contextMenu.appendItem(WebInspector.UIString(WebInspector.useLowerCaseMenuTitles() ? "Copy image as Data URL" : "Copy Image As Data URL"), this._copyImageAsDataURL.bind(this));
    118         contextMenu.appendItem(WebInspector.UIString(WebInspector.useLowerCaseMenuTitles() ? "Open image in new tab" : "Open Image in New Tab"), this._openInNewTab.bind(this));
    119         contextMenu.show();
    120     },
    121 
    122     _copyImageAsDataURL: function()
    123     {
    124         InspectorFrontendHost.copyText(this._imagePreviewElement.src);
    125     },
    126 
    127     _copyImageURL: function()
    128     {
    129         InspectorFrontendHost.copyText(this.resource.url);
    130     },
    131 
    132     _openInNewTab: function()
    133     {
    134         InspectorFrontendHost.openInNewTab(this.resource.url);
    135     },
    136 
    137     __proto__: WebInspector.ResourceView.prototype
    138 }
    139