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// Copyright 2013 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 <string>
#include "base/strings/string_piece.h"
#include "base/values.h"
#include "ui/base/ui_base_export.h"
#include "ui/base/window_open_disposition.h"
class GURL;
class SkBitmap;
namespace webui {
// Convenience routine to convert SkBitmap object to data url
// so that it can be used in WebUI.
UI_BASE_EXPORT std::string GetBitmapDataUrl(const SkBitmap& bitmap);
// Convenience routine to get data url that corresponds to given
// resource_id as a bitmap. This function does not check if the
// resource for the |resource_id| is a bitmap, therefore it is the
// caller's responsibility to make sure the resource is indeed a
// bitmap. Returns empty string if a resource does not exist for given
// |resource_id|.
UI_BASE_EXPORT std::string GetBitmapDataUrlFromResource(int resource_id);
// Extracts a disposition from click event arguments. |args| should contain
// an integer button and booleans alt key, ctrl key, meta key, and shift key
// (in that order), starting at |start_index|.
UI_BASE_EXPORT WindowOpenDisposition
GetDispositionFromClick(const base::ListValue* args, int start_index);
// Pares a formatted scale factor string into float and sets to |scale_factor|.
UI_BASE_EXPORT bool ParseScaleFactor(const base::StringPiece& identifier,
float* scale_factor);
// Parses a URL containing some path @{scale}x. If it does not contain a scale
// factor then the default scale factor is returned.
UI_BASE_EXPORT void ParsePathAndScale(const GURL& url,
std::string* path,
float* scale_factor);
// Helper function to set the font family, size, and text direction into the
// given dictionary.
UI_BASE_EXPORT void SetFontAndTextDirection(
base::DictionaryValue* localized_strings);
// Get some common font styles for all of WebUI.
UI_BASE_EXPORT std::string GetFontFamily();
UI_BASE_EXPORT std::string GetFontSize();
UI_BASE_EXPORT std::string GetTextDirection();
} // namespace webui