ui/gfx/font_render_params.cc

// Copyright 2014 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 "ui/gfx/font_render_params.h"

#include "base/logging.h"

namespace gfx {

FontRenderParams::FontRenderParams()
    : antialiasing(true),
      subpixel_positioning(true),
      autohinter(false),
      use_bitmaps(false),
      hinting(HINTING_MEDIUM),
      subpixel_rendering(SUBPIXEL_RENDERING_NONE) {
}

FontRenderParams::~FontRenderParams() {}

// static
SkFontHost::LCDOrder FontRenderParams::SubpixelRenderingToSkiaLCDOrder(
    FontRenderParams::SubpixelRendering subpixel_rendering) {
  switch (subpixel_rendering) {
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_RGB:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_VRGB:
      return SkFontHost::kRGB_LCDOrder;
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_BGR:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_VBGR:
      return SkFontHost::kBGR_LCDOrder;
  }

  NOTREACHED();
  return SkFontHost::kRGB_LCDOrder;
}

// static
SkFontHost::LCDOrientation
FontRenderParams::SubpixelRenderingToSkiaLCDOrientation(
    FontRenderParams::SubpixelRendering subpixel_rendering) {
  switch (subpixel_rendering) {
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_RGB:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_BGR:
      return SkFontHost::kHorizontal_LCDOrientation;
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_VRGB:
    case gfx::FontRenderParams::SUBPIXEL_RENDERING_VBGR:
      return SkFontHost::kVertical_LCDOrientation;
  }

  NOTREACHED();
  return SkFontHost::kHorizontal_LCDOrientation;
}

FontRenderParamsQuery::FontRenderParamsQuery()
    : pixel_size(0),
      point_size(0),
      style(-1),
      device_scale_factor(0) {
}

FontRenderParamsQuery::~FontRenderParamsQuery() {}

}  // namespace gfx