blob: dfa4585f5c6ed890ac6cc3cf533e04db450c2f39 [file] [log] [blame]
// Copyright (c) 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 "content/common/content_export.h"
namespace gfx {
class SizeF;
namespace content {
// Decides whether frame metadata corresponds to mobile-optimized content.
// By default returns |false|, except for the following cases:
// - page that has a width=device-width or narrower viewport
// (indicating that this is a mobile-optimized or responsive web design);
// - page that prevents zooming in or out.
CONTENT_EXPORT bool IsMobileOptimizedFrame(
float page_scale_factor,
float min_page_scale_factor,
float max_page_scale_factor,
const gfx::SizeF& scrollable_viewport_size,
const gfx::SizeF& root_layer_size);
} // namespace content