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#lockdown Nick.Penwarden (Will update with full description tomorrow) [CL 2984534 by Matthew Griffin in Main branch]
107 lines
3.6 KiB
C++
107 lines
3.6 KiB
C++
/** @file
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@brief Header
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@date 2014
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@author
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Sensics, Inc.
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<http://sensics.com/osvr>
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*/
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// Copyright 2014 Sensics, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef INCLUDED_PathElementTools_h_GUID_9246E2D5_1598_409F_BD30_1817FA2C1FB2
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#define INCLUDED_PathElementTools_h_GUID_9246E2D5_1598_409F_BD30_1817FA2C1FB2
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// Internal Includes
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#include <osvr/Common/Export.h>
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#include <osvr/Common/PathElementTypes.h>
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// Library/third-party includes
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// - none
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// Standard includes
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#include <stddef.h>
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namespace osvr {
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namespace common {
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#ifndef OSVR_DOXYGEN_EXTERNAL
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namespace detail {
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struct AliasPriorityWrapper {
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AliasPriority priority;
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};
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template <typename T>
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T &&operator<<(T &&os, AliasPriorityWrapper const &wrapper) {
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switch (wrapper.priority) {
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case ALIASPRIORITY_MINIMUM:
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os << "Minimum (" << int(ALIASPRIORITY_MINIMUM) << ")";
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break;
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case ALIASPRIORITY_AUTOMATIC:
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os << "Automatic (" << int(ALIASPRIORITY_AUTOMATIC) << ")";
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break;
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case ALIASPRIORITY_SEMANTICROUTE:
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os << "Semantic Route (" << int(ALIASPRIORITY_SEMANTICROUTE)
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<< ")";
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break;
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case ALIASPRIORITY_MANUAL:
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os << "Manual/Max (" << int(ALIASPRIORITY_MANUAL) << ")";
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break;
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default:
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os << int(ALIASPRIORITY_MANUAL);
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break;
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}
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return os;
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}
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} // namespace detail
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#endif
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/// @brief Helper method to output a priority in a formatted way to a
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/// stream.
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inline detail::AliasPriorityWrapper outputPriority(AliasPriority priority) {
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return detail::AliasPriorityWrapper{priority};
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}
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namespace elements {
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/// @brief Gets a string that indicates the type of path element. Do not
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/// use this for conditionals/comparisons unless there's really no
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/// better way! (There probably is a better way with a variant
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/// static_visitor)
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/// @param elt The element to investigate.
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OSVR_COMMON_EXPORT const char *getTypeName(PathElement const &elt);
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/// @brief Gets the string that represents the templated type
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template <typename ElementType> inline const char *getTypeName() {
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return getTypeName(ElementType());
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}
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/// @brief If dest is a NullElement, replace it with the provided src
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/// element.
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/// @param dest Item to inquire about, and update if needed.
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/// @param src Replacement for dest if dest is a NullElement.
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void ifNullReplaceWith(PathElement &dest, PathElement const &src);
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/// @brief Returns true if the path element provided is a NullElement.
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bool isNull(PathElement const &elt);
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/// @brief Gets the length of the longest type name
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OSVR_COMMON_EXPORT size_t getMaxTypeNameLength();
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} // namespace elements
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using elements::getTypeName;
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} // namespace common
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} // namespace osvr
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#endif // INCLUDED_PathElementTools_h_GUID_9246E2D5_1598_409F_BD30_1817FA2C1FB2
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