text: /*
   * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1.  Redistributions of source code must retain the above copyright
   *     notice, this list of conditions and the following disclaimer.
   * 2.  Redistributions in binary form must reproduce the above copyright
   *     notice, this list of conditions and the following disclaimer in the
   *     documentation and/or other materials provided with the distribution.
   * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
   *     its contributors may be used to endorse or promote products derived
   *     from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  WebInspector.FontView = function(resource)
  {
      WebInspector.ResourceView.call(this, resource);
  
      this.element.addStyleClass("font");
  }
  
  WebInspector.FontView.prototype = {
      hasContent: function()
      {
          return true;
      },
  
      _createContentIfNeeded: function()
      {
          if (this.fontPreviewElement)
              return;
  
          var uniqueFontName = "WebInspectorFontPreview" + this.resource.identifier;
  
          this.fontStyleElement = document.createElement("style");
          this.fontStyleElement.textContent = "@font-face { font-family: \"" + uniqueFontName + "\"; src: url(" + this.resource.url + "); }";
          document.head.appendChild(this.fontStyleElement);
  
          this.fontPreviewElement = document.createElement("div");
          this.element.appendChild(this.fontPreviewElement);
  
          this.fontPreviewElement.style.setProperty("font-family", uniqueFontName, null);
          this.fontPreviewElement.innerHTML = "ABCDEFGHIJKLM<br>NOPQRSTUVWXYZ<br>abcdefghijklm<br>nopqrstuvwxyz<br>1234567890";
          this._lineCount = this.fontPreviewElement.getElementsByTagName("br").length + 1;
  
          this.updateFontPreviewSize();
      },
  
      show: function(parentElement)
      {
          WebInspector.ResourceView.prototype.show.call(this, parentElement);
          this._createContentIfNeeded();
          this.updateFontPreviewSize();
      },
  
      resize: function()
      {
          this.updateFontPreviewSize();
          WebInspector.ResourceView.prototype.resize.call(this);
      },
  
      updateFontPreviewSize: function()
      {
          if (!this.fontPreviewElement || !this.visible)
              return;
  
          var measureFontSize = 50;
          this.fontPreviewElement.style.setProperty("font-size", measureFontSize + "px", null);
          this.fontPreviewElement.style.setProperty("position", "absolute", null);
          this.fontPreviewElement.style.removeProperty("height");
  
          var height = this.fontPreviewElement.offsetHeight;
          var width = this.fontPreviewElement.offsetWidth;
  
          // Subtract some padding. This should match the padding in the CSS plus room for the scrollbar.
          var containerWidth = this.element.offsetWidth - 50;
  
          if (!height || !width || !containerWidth) {
              this.fontPreviewElement.style.removeProperty("font-size");
              this.fontPreviewElement.style.removeProperty("position");
              return;
          }
  
          var realLineHeight = Math.floor(height / this._lineCount);
          var fontSizeLineRatio = measureFontSize / realLineHeight;
          var widthRatio = containerWidth / width;
          var finalFontSize = Math.floor(realLineHeight * widthRatio * fontSizeLineRatio) - 2;
  
          this.fontPreviewElement.style.setProperty("font-size", finalFontSize + "px", null);
          this.fontPreviewElement.style.setProperty("height", this.fontPreviewElement.offsetHeight + "px", null);
          this.fontPreviewElement.style.removeProperty("position");
      }
  }
  
  WebInspector.FontView.prototype.__proto__ = WebInspector.ResourceView.prototype;
  