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Diffstat (limited to 'components/favicon_base/fallback_icon_service.cc')
-rw-r--r-- | components/favicon_base/fallback_icon_service.cc | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/components/favicon_base/fallback_icon_service.cc b/components/favicon_base/fallback_icon_service.cc deleted file mode 100644 index adce72e..0000000 --- a/components/favicon_base/fallback_icon_service.cc +++ /dev/null @@ -1,97 +0,0 @@ -// Copyright 2015 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "components/favicon_base/fallback_icon_service.h" - -#include <algorithm> - -#include "base/i18n/case_conversion.h" -#include "base/strings/utf_string_conversions.h" -#include "components/favicon_base/fallback_icon_style.h" -#include "net/base/registry_controlled_domains/registry_controlled_domain.h" -#include "third_party/skia/include/core/SkPaint.h" -#include "ui/gfx/canvas.h" -#include "ui/gfx/codec/png_codec.h" -#include "ui/gfx/font_list.h" -#include "ui/gfx/geometry/rect.h" -#include "ui/gfx/geometry/size.h" -#include "url/gurl.h" - -namespace favicon_base { - -namespace { - -// Arbitrary maximum icon size, can be reasonably increased if needed. -const int kMaxFallbackFaviconSize = 288; - -// Returns a single character to represent a page URL. To do this we take the -// first letter in a domain's name and make it upper case. -// TODO(huangs): Handle non-ASCII ("xn--") domain names. -base::string16 GetFallbackIconText(const GURL& url) { - std::string domain = net::registry_controlled_domains::GetDomainAndRegistry( - url, net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES); - return domain.empty() ? base::string16() : - base::i18n::ToUpper(base::ASCIIToUTF16(domain.substr(0, 1))); -} - -} // namespace - -FallbackIconService::FallbackIconService( - const std::vector<std::string>& font_list) - : font_list_(font_list) { -} - -FallbackIconService::~FallbackIconService() { -} - -std::vector<unsigned char> FallbackIconService::RenderFallbackIconBitmap( - const GURL& icon_url, - int size, - const FallbackIconStyle& style) { - int size_to_use = std::min(kMaxFallbackFaviconSize, size); - gfx::Canvas canvas(gfx::Size(size_to_use, size_to_use), 1.0f, false); - DrawFallbackIcon(icon_url, size_to_use, style, &canvas); - - std::vector<unsigned char> bitmap_data; - if (!gfx::PNGCodec::EncodeBGRASkBitmap(canvas.ExtractImageRep().sk_bitmap(), - false, &bitmap_data)) { - bitmap_data.clear(); - } - return bitmap_data; -} - -void FallbackIconService::DrawFallbackIcon(const GURL& icon_url, - int size, - const FallbackIconStyle& style, - gfx::Canvas* canvas) { - const int kOffsetX = 0; - const int kOffsetY = 0; - SkPaint paint; - paint.setStyle(SkPaint::kFill_Style); - paint.setAntiAlias(true); - - // Draw a filled, colored rounded square. - paint.setColor(style.background_color); - int corner_radius = static_cast<int>(size * style.roundness * 0.5 + 0.5); - canvas->DrawRoundRect( - gfx::Rect(kOffsetX, kOffsetY, size, size), corner_radius, paint); - - // Draw text. - base::string16 icon_text = GetFallbackIconText(icon_url); - if (icon_text.empty()) - return; - int font_size = static_cast<int>(size * style.font_size_ratio); - if (font_size <= 0) - return; - - // TODO(huangs): See how expensive gfx::FontList() is, and possibly cache. - canvas->DrawStringRectWithFlags( - icon_text, - gfx::FontList(font_list_, gfx::Font::NORMAL, font_size), - style.text_color, - gfx::Rect(kOffsetX, kOffsetY, size, size), - gfx::Canvas::TEXT_ALIGN_CENTER); -} - -} // namespace favicon_base |