ui/gfx/font_render_params.cc

   1 // Copyright 2014 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
   9 namespace gfx {
  10
  11 FontRenderParams::FontRenderParams()
  12     : antialiasing(true),
  13       subpixel_positioning(true),
  14       autohinter(false),
  15       use_bitmaps(false),
  16       hinting(HINTING_MEDIUM),
  17       subpixel_rendering(SUBPIXEL_RENDERING_NONE) {
  18 }
  19
  20 FontRenderParams::~FontRenderParams() {}
  21
  22 // static
  23 SkFontHost::LCDOrder FontRenderParams::SubpixelRenderingToSkiaLCDOrder(
  24     FontRenderParams::SubpixelRendering subpixel_rendering) {
  25   switch (subpixel_rendering) {
  26     case gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE:
  27     case gfx::FontRenderParams::SUBPIXEL_RENDERING_RGB:
  28     case gfx::FontRenderParams::SUBPIXEL_RENDERING_VRGB:
  29       return SkFontHost::kRGB_LCDOrder;
  30     case gfx::FontRenderParams::SUBPIXEL_RENDERING_BGR:
  31     case gfx::FontRenderParams::SUBPIXEL_RENDERING_VBGR:
  32       return SkFontHost::kBGR_LCDOrder;
  33   }
  34
  35   NOTREACHED();
  36   return SkFontHost::kRGB_LCDOrder;
  37 }
  38
  39 // static
  40 SkFontHost::LCDOrientation
  41 FontRenderParams::SubpixelRenderingToSkiaLCDOrientation(
  42     FontRenderParams::SubpixelRendering subpixel_rendering) {
  43   switch (subpixel_rendering) {
  44     case gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE:
  45     case gfx::FontRenderParams::SUBPIXEL_RENDERING_RGB:
  46     case gfx::FontRenderParams::SUBPIXEL_RENDERING_BGR:
  47       return SkFontHost::kHorizontal_LCDOrientation;
  48     case gfx::FontRenderParams::SUBPIXEL_RENDERING_VRGB:
  49     case gfx::FontRenderParams::SUBPIXEL_RENDERING_VBGR:
  50       return SkFontHost::kVertical_LCDOrientation;
  51   }
  52
  53   NOTREACHED();
  54   return SkFontHost::kHorizontal_LCDOrientation;
  55 }
  56
  57 FontRenderParamsQuery::FontRenderParamsQuery()
  58     : pixel_size(0),
  59       point_size(0),
  60       style(-1),
  61       device_scale_factor(0) {
  62 }
  63
  64 FontRenderParamsQuery::~FontRenderParamsQuery() {}
  65
  66 }  // namespace gfx