59d5b624c6
- Uevent observer as part of Hwcomposer - HPD, enabling/disabling external display from HWC Change-Id: I52b4f30c78e98c5b52c86722046389f458c2dbee
47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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* Copyright (C) 2012, Code Aurora Forum. All rights reserved.
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*
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* Not a Contribution, Apache license notifications and license are
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* retained for attribution purposes only.
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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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*/
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#ifndef HWC_UIMIRROR_H
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#define HWC_UIMIRROR_H
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#include "hwc_utils.h"
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#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true ))
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#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false ))
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namespace qhwc {
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//Feature for Mirroring UI on the External display
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class UIMirrorOverlay {
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public:
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// Sets up members and prepares overlay if conditions are met
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static bool prepare(hwc_context_t *ctx, hwc_layer_list_t *list);
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// Draws layer if this feature is on
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static bool draw(hwc_context_t *ctx);
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private:
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//Configures overlay
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static bool configure(hwc_context_t *ctx, hwc_layer_list_t *list);
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//The chosen overlay state.
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static ovutils::eOverlayState sState;
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//Flags if this feature is on.
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static bool sIsUiMirroringOn;
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};
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}; //namespace qhwc
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#endif //HWC_UIMIRROR_H
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