ui/gfx/font_render_params_android.cc

   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
   3 // found in the LICENSE file.
   4
   5 #include "ui/gfx/font_render_params.h"
   6
   7 #include "base/logging.h"
   8 #include "base/macros.h"
   9
  10 namespace gfx {
  11
  12 namespace {
  13
  14 // Returns the system's default settings.
  15 FontRenderParams LoadDefaults() {
  16   FontRenderParams params;
  17   params.antialiasing = true;
  18   params.autohinter = true;
  19   params.use_bitmaps = true;
  20   params.subpixel_rendering = FontRenderParams::SUBPIXEL_RENDERING_NONE;
  21
  22   // Use subpixel text positioning to keep consistent character spacing when
  23   // the page is scaled by a fractional factor.
  24   params.subpixel_positioning = true;
  25   // Slight hinting renders much better than normal hinting on Android.
  26   params.hinting = FontRenderParams::HINTING_SLIGHT;
  27
  28   return params;
  29 }
  30
  31 }  // namespace
  32
  33 FontRenderParams GetFontRenderParams(const FontRenderParamsQuery& query,
  34                                      std::string* family_out) {
  35   if (family_out)
  36     NOTIMPLEMENTED();
  37   // Customized font rendering settings are not supported, only defaults.
  38   CR_DEFINE_STATIC_LOCAL(const gfx::FontRenderParams, params, (LoadDefaults()));
  39   return params;
  40 }
  41
  42 }  // namespace gfx