| /* |
| * Copyright 2019 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 <cstdint> |
| #include <optional> |
| |
| #include "DisplayHardware/DisplayIdentification.h" |
| |
| namespace android::compositionengine { |
| |
| class CompositionEngine; |
| |
| /** |
| * A parameter object for creating Display instances |
| */ |
| struct DisplayCreationArgs { |
| // True if this display is secure |
| bool isSecure = false; |
| |
| // True if this display is a virtual display |
| bool isVirtual = false; |
| |
| // Identifies the display to the HWC, if composition is supported by it |
| std::optional<DisplayId> displayId; |
| }; |
| |
| /** |
| * A helper for setting up a DisplayCreationArgs value in-line. |
| * Prefer this builder over raw structure initialization. |
| * |
| * Instead of: |
| * |
| * DisplayCreationArgs{false, false, displayId} |
| * |
| * Prefer: |
| * |
| * DisplayCreationArgsBuilder().setIsSecure(false).setIsVirtual(false) |
| * .setDisplayId(displayId).build(); |
| */ |
| class DisplayCreationArgsBuilder { |
| public: |
| DisplayCreationArgs build() { return std::move(mArgs); } |
| |
| DisplayCreationArgsBuilder& setIsSecure(bool isSecure) { |
| mArgs.isSecure = isSecure; |
| return *this; |
| } |
| DisplayCreationArgsBuilder& setIsVirtual(bool isVirtual) { |
| mArgs.isVirtual = isVirtual; |
| return *this; |
| } |
| DisplayCreationArgsBuilder& setDisplayId(std::optional<DisplayId> displayId) { |
| mArgs.displayId = displayId; |
| return *this; |
| } |
| |
| private: |
| DisplayCreationArgs mArgs; |
| }; |
| |
| } // namespace android::compositionengine |