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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "ui/gfx/font_list.h" | 5 #include "ui/gfx/font_list.h" |
| 6 | 6 |
| 7 #include "base/lazy_instance.h" | 7 #include "base/lazy_instance.h" |
| 8 #include "base/strings/string_number_conversions.h" | 8 #include "base/strings/string_number_conversions.h" |
| 9 #include "base/strings/string_split.h" | 9 #include "base/strings/string_split.h" |
| 10 #include "base/strings/string_util.h" | 10 #include "base/strings/string_util.h" |
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| 43 // The last item is "[STYLE1] [STYLE2] [...] SIZE". | 43 // The last item is "[STYLE1] [STYLE2] [...] SIZE". |
| 44 std::vector<std::string> styles; | 44 std::vector<std::string> styles; |
| 45 base::SplitStringAlongWhitespace(families_out->back(), &styles); | 45 base::SplitStringAlongWhitespace(families_out->back(), &styles); |
| 46 families_out->pop_back(); | 46 families_out->pop_back(); |
| 47 if (styles.empty()) | 47 if (styles.empty()) |
| 48 return false; | 48 return false; |
| 49 | 49 |
| 50 // The size takes the form "<INT>px". | 50 // The size takes the form "<INT>px". |
| 51 std::string size_string = styles.back(); | 51 std::string size_string = styles.back(); |
| 52 styles.pop_back(); | 52 styles.pop_back(); |
| 53 if (!EndsWith(size_string, "px", true /* case_sensitive */)) | 53 if (!base::EndsWith(size_string, "px", true /* case_sensitive */)) |
| 54 return false; | 54 return false; |
| 55 size_string.resize(size_string.size() - 2); | 55 size_string.resize(size_string.size() - 2); |
| 56 if (!base::StringToInt(size_string, size_pixels_out) || | 56 if (!base::StringToInt(size_string, size_pixels_out) || |
| 57 *size_pixels_out <= 0) | 57 *size_pixels_out <= 0) |
| 58 return false; | 58 return false; |
| 59 | 59 |
| 60 // Font supports BOLD and ITALIC; underline is supported via RenderText. | 60 // Font supports BOLD and ITALIC; underline is supported via RenderText. |
| 61 *style_out = gfx::Font::NORMAL; | 61 *style_out = gfx::Font::NORMAL; |
| 62 for (const auto& style_string : styles) { | 62 for (const auto& style_string : styles) { |
| 63 if (style_string == "Bold") | 63 if (style_string == "Bold") |
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| 93 FontList& FontList::operator=(const FontList& other) { | 93 FontList& FontList::operator=(const FontList& other) { |
| 94 impl_ = other.impl_; | 94 impl_ = other.impl_; |
| 95 return *this; | 95 return *this; |
| 96 } | 96 } |
| 97 | 97 |
| 98 // static | 98 // static |
| 99 void FontList::SetDefaultFontDescription(const std::string& font_description) { | 99 void FontList::SetDefaultFontDescription(const std::string& font_description) { |
| 100 // The description string must end with "px" for size in pixel, or must be | 100 // The description string must end with "px" for size in pixel, or must be |
| 101 // the empty string, which specifies to use a single default font. | 101 // the empty string, which specifies to use a single default font. |
| 102 DCHECK(font_description.empty() || | 102 DCHECK(font_description.empty() || |
| 103 EndsWith(font_description, "px", true)); | 103 base::EndsWith(font_description, "px", true)); |
| 104 | 104 |
| 105 g_default_font_description.Get() = font_description; | 105 g_default_font_description.Get() = font_description; |
| 106 g_default_impl_initialized = false; | 106 g_default_impl_initialized = false; |
| 107 } | 107 } |
| 108 | 108 |
| 109 FontList FontList::Derive(int size_delta, int font_style) const { | 109 FontList FontList::Derive(int size_delta, int font_style) const { |
| 110 return FontList(impl_->Derive(size_delta, font_style)); | 110 return FontList(impl_->Derive(size_delta, font_style)); |
| 111 } | 111 } |
| 112 | 112 |
| 113 FontList FontList::DeriveWithSizeDelta(int size_delta) const { | 113 FontList FontList::DeriveWithSizeDelta(int size_delta) const { |
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| 185 g_default_font_description.Get().empty() ? | 185 g_default_font_description.Get().empty() ? |
| 186 new FontListImpl(Font()) : | 186 new FontListImpl(Font()) : |
| 187 new FontListImpl(g_default_font_description.Get()); | 187 new FontListImpl(g_default_font_description.Get()); |
| 188 g_default_impl_initialized = true; | 188 g_default_impl_initialized = true; |
| 189 } | 189 } |
| 190 | 190 |
| 191 return g_default_impl.Get(); | 191 return g_default_impl.Get(); |
| 192 } | 192 } |
| 193 | 193 |
| 194 } // namespace gfx | 194 } // namespace gfx |
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