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// Copyright (c) 2017 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 "content/renderer/render_view_impl.h"
#include "third_party/blink/public/platform/web_font_render_style.h"
namespace content {
namespace {
SkFontHinting RendererPreferencesToSkiaHinting(
const blink::mojom::RendererPreferences& prefs) {
switch (prefs.hinting) {
case gfx::FontRenderParams::HINTING_NONE:
return SkFontHinting::kNone;
case gfx::FontRenderParams::HINTING_SLIGHT:
return SkFontHinting::kSlight;
case gfx::FontRenderParams::HINTING_MEDIUM:
return SkFontHinting::kNormal;
case gfx::FontRenderParams::HINTING_FULL:
return SkFontHinting::kFull;
default:
NOTREACHED();
return SkFontHinting::kNormal;
}
}
} // namespace
void RenderViewImpl::UpdateFontRenderingFromRendererPrefs() {
const blink::mojom::RendererPreferences& prefs = renderer_preferences_;
blink::WebFontRenderStyle::SetHinting(
RendererPreferencesToSkiaHinting(prefs));
blink::WebFontRenderStyle::SetAutoHint(prefs.use_autohinter);
blink::WebFontRenderStyle::SetUseBitmaps(prefs.use_bitmaps);
SkFontLCDConfig::SetSubpixelOrder(
gfx::FontRenderParams::SubpixelRenderingToSkiaLCDOrder(
prefs.subpixel_rendering));
SkFontLCDConfig::SetSubpixelOrientation(
gfx::FontRenderParams::SubpixelRenderingToSkiaLCDOrientation(
prefs.subpixel_rendering));
blink::WebFontRenderStyle::SetAntiAlias(prefs.should_antialias_text);
blink::WebFontRenderStyle::SetSubpixelRendering(
prefs.subpixel_rendering !=
gfx::FontRenderParams::SUBPIXEL_RENDERING_NONE);
blink::WebFontRenderStyle::SetSubpixelPositioning(
prefs.use_subpixel_positioning);
}
} // namespace content
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