1/* 2 * Copyright (C) 2012 Google 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "core/rendering/RenderThemeChromiumFontProvider.h" 28 29#include "core/CSSValueKeywords.h" 30#include "platform/fonts/FontDescription.h" 31 32#include "wtf/StdLibExtras.h" 33#include "wtf/text/WTFString.h" 34 35namespace blink { 36 37// static 38void RenderThemeChromiumFontProvider::setDefaultFontSize(int fontSize) 39{ 40 s_defaultFontSize = static_cast<float>(fontSize); 41} 42 43// static 44void RenderThemeChromiumFontProvider::systemFont(CSSValueID valueID, FontDescription& fontDescription) 45{ 46 float fontSize = s_defaultFontSize; 47 48 switch (valueID) { 49 case CSSValueWebkitMiniControl: 50 case CSSValueWebkitSmallControl: 51 case CSSValueWebkitControl: 52 // Why 2 points smaller? Because that's what Gecko does. Note that we 53 // are assuming a 96dpi screen, which is the default that we use on 54 // Windows. 55 static const float pointsPerInch = 72.0f; 56 static const float pixelsPerInch = 96.0f; 57 fontSize -= (2.0f / pointsPerInch) * pixelsPerInch; 58 break; 59 default: 60 break; 61 } 62 63 fontDescription.firstFamily().setFamily(defaultGUIFont()); 64 fontDescription.setSpecifiedSize(fontSize); 65 fontDescription.setIsAbsoluteSize(true); 66 fontDescription.setGenericFamily(FontDescription::NoFamily); 67 fontDescription.setWeight(FontWeightNormal); 68 fontDescription.setStyle(FontStyleNormal); 69} 70 71} // namespace blink 72