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| -rw-r--r-- | include/input/DisplayTopologyGraph.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/include/input/DisplayTopologyGraph.h b/include/input/DisplayTopologyGraph.h new file mode 100644 index 0000000000..90427bd76d --- /dev/null +++ b/include/input/DisplayTopologyGraph.h @@ -0,0 +1,57 @@ +/* + * Copyright 2024 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include <ftl/enum.h> +#include <ui/LogicalDisplayId.h> + +#include <cinttypes> +#include <unordered_map> +#include <vector> + +namespace android { + +/** + * The edge of the current display, where adjacent display is attached to. + */ +enum class DisplayTopologyPosition : int32_t { + LEFT = 0, + TOP = 1, + RIGHT = 2, + BOTTOM = 3, + + ftl_last = BOTTOM +}; + +/** + * Directed edge in the graph of adjacent displays. + */ +struct DisplayTopologyAdjacentDisplay { + ui::LogicalDisplayId displayId = ui::LogicalDisplayId::INVALID; + DisplayTopologyPosition position; + float offsetPx; +}; + +/** + * Directed Graph representation of Display Topology. + */ +struct DisplayTopologyGraph { + ui::LogicalDisplayId primaryDisplayId = ui::LogicalDisplayId::INVALID; + std::unordered_map<ui::LogicalDisplayId, std::vector<DisplayTopologyAdjacentDisplay>> graph; +}; + +} // namespace android |