blob: 66ac5a61e427ee63da021d8ea5b54410b5e065b5 [file] [log] [blame]
// Copyright (c) 2011 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 "ppapi/shared_impl/font_impl.h"
#include "ppapi/c/dev/ppb_font_dev.h"
namespace ppapi {
// static
bool FontImpl::IsPPFontDescriptionValid(const PP_FontDescription_Dev& desc) {
// Check validity of string. We can't check the actual text since we could
// be on the wrong thread and don't know if we're in the plugin or the host.
if (desc.face.type != PP_VARTYPE_STRING &&
desc.face.type != PP_VARTYPE_UNDEFINED)
return false;
// Check enum ranges.
if (static_cast<int>( < PP_FONTFAMILY_DEFAULT ||
static_cast<int>( > PP_FONTFAMILY_MONOSPACE)
return false;
if (static_cast<int>(desc.weight) < PP_FONTWEIGHT_100 ||
static_cast<int>(desc.weight) > PP_FONTWEIGHT_900)
return false;
// Check for excessive sizes which may cause layout to get confused.
if (desc.size > 200)
return false;
return true;
} // namespace ppapi