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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 #include "chrome/common/gfx/chrome_font.h" | 5 #include "chrome/common/gfx/chrome_font.h" |
| 6 | 6 |
| 7 #include <windows.h> | 7 #include <windows.h> |
| 8 #include <math.h> | 8 #include <math.h> |
| 9 | 9 |
| 10 #include <algorithm> | 10 #include <algorithm> |
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| 141 font_info.lfHeight += size_delta; | 141 font_info.lfHeight += size_delta; |
| 142 } | 142 } |
| 143 // Even with "Small Fonts", the smallest readable font size is 5. It is easy | 143 // Even with "Small Fonts", the smallest readable font size is 5. It is easy |
| 144 // to create a non-drawing font and forget about the fact that text should be | 144 // to create a non-drawing font and forget about the fact that text should be |
| 145 // drawn in the UI. This test ensures that the font will be readable. | 145 // drawn in the UI. This test ensures that the font will be readable. |
| 146 DCHECK_GE(abs(font_info.lfHeight), 5); | 146 DCHECK_GE(abs(font_info.lfHeight), 5); |
| 147 font_info.lfUnderline = ((style & UNDERLINED) == UNDERLINED); | 147 font_info.lfUnderline = ((style & UNDERLINED) == UNDERLINED); |
| 148 font_info.lfItalic = ((style & ITALIC) == ITALIC); | 148 font_info.lfItalic = ((style & ITALIC) == ITALIC); |
| 149 font_info.lfWeight = (style & BOLD) ? FW_BOLD : FW_NORMAL; | 149 font_info.lfWeight = (style & BOLD) ? FW_BOLD : FW_NORMAL; |
| 150 | 150 |
| 151 if (style & WEB) { | |
| 152 font_info.lfPitchAndFamily = FF_SWISS; | |
| 153 wcscpy_s(font_info.lfFaceName, | |
| 154 l10n_util::GetString(IDS_WEB_FONT_FAMILY).c_str()); | |
| 155 } | |
| 156 | |
| 157 HFONT hfont = CreateFontIndirect(&font_info); | 151 HFONT hfont = CreateFontIndirect(&font_info); |
| 158 return ChromeFont(CreateHFontRef(hfont)); | 152 return ChromeFont(CreateHFontRef(hfont)); |
| 159 } | 153 } |
| 160 | 154 |
| 161 int ChromeFont::GetStringWidth(const std::wstring& text) const { | 155 int ChromeFont::GetStringWidth(const std::wstring& text) const { |
| 162 int width = 0; | 156 int width = 0; |
| 163 HDC dc = GetDC(NULL); | 157 HDC dc = GetDC(NULL); |
| 164 HFONT previous_font = static_cast<HFONT>(SelectObject(dc, hfont())); | 158 HFONT previous_font = static_cast<HFONT>(SelectObject(dc, hfont())); |
| 165 SIZE size; | 159 SIZE size; |
| 166 if (GetTextExtentPoint32(dc, text.c_str(), static_cast<int>(text.size()), | 160 if (GetTextExtentPoint32(dc, text.c_str(), static_cast<int>(text.size()), |
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| 203 if (font_metrics.tmUnderlined) { | 197 if (font_metrics.tmUnderlined) { |
| 204 style |= ChromeFont::UNDERLINED; | 198 style |= ChromeFont::UNDERLINED; |
| 205 } | 199 } |
| 206 if (font_metrics.tmWeight >= kTextMetricWeightBold) { | 200 if (font_metrics.tmWeight >= kTextMetricWeightBold) { |
| 207 style |= ChromeFont::BOLD; | 201 style |= ChromeFont::BOLD; |
| 208 } | 202 } |
| 209 | 203 |
| 210 return new HFontRef(font, height, baseline, ave_char_width, style, | 204 return new HFontRef(font, height, baseline, ave_char_width, style, |
| 211 dlu_base_x); | 205 dlu_base_x); |
| 212 } | 206 } |
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