Blame - services/inputflinger/InputCommonConverter.cpp - android_frameworks_native

Siarhei Vishniakou

34d6fef

2022-02-01 19:03:45 -0800

[diff] [blame]

/*

*

* 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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#include "InputCommonConverter.h"

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using namespace ::aidl::android::hardware::input;

namespace android {

static common::Source getSource(uint32_t source) {

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_UNKNOWN) == common::Source::UNKNOWN,

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"SOURCE_UNKNOWN mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_KEYBOARD) == common::Source::KEYBOARD,

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"SOURCE_KEYBOARD mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_DPAD) == common::Source::DPAD,

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"SOURCE_DPAD mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_GAMEPAD) == common::Source::GAMEPAD,

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"SOURCE_GAMEPAD mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_TOUCHSCREEN) ==

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common::Source::TOUCHSCREEN,

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"SOURCE_TOUCHSCREEN mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_MOUSE) == common::Source::MOUSE,

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"SOURCE_MOUSE mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_STYLUS) == common::Source::STYLUS,

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"SOURCE_STYLUS mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_BLUETOOTH_STYLUS) ==

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common::Source::BLUETOOTH_STYLUS,

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"SOURCE_BLUETOOTH_STYLUS mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_TRACKBALL) == common::Source::TRACKBALL,

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"SOURCE_TRACKBALL mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_MOUSE_RELATIVE) ==

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common::Source::MOUSE_RELATIVE,

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"SOURCE_MOUSE_RELATIVE mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_TOUCHPAD) == common::Source::TOUCHPAD,

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"SOURCE_TOUCHPAD mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_TOUCH_NAVIGATION) ==

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common::Source::TOUCH_NAVIGATION,

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"SOURCE_TOUCH_NAVIGATION mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_JOYSTICK) == common::Source::JOYSTICK,

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"SOURCE_JOYSTICK mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_ROTARY_ENCODER) ==

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common::Source::ROTARY_ENCODER,

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"SOURCE_ROTARY_ENCODER mismatch");

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_HDMI) == common::Source::HDMI);

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_SENSOR) == common::Source::SENSOR);

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static_assert(static_cast<common::Source>(AINPUT_SOURCE_ANY) == common::Source::ANY,

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"SOURCE_ANY mismatch");

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return static_cast<common::Source>(source);

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}

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static common::Action getAction(int32_t actionMasked) {

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_DOWN) == common::Action::DOWN,

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"ACTION_DOWN mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_UP) == common::Action::UP,

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"ACTION_UP mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_MOVE) == common::Action::MOVE,

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"ACTION_MOVE mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_CANCEL) ==

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common::Action::CANCEL,

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"ACTION_CANCEL mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_OUTSIDE) ==

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common::Action::OUTSIDE,

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"ACTION_OUTSIDE mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_POINTER_DOWN) ==

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common::Action::POINTER_DOWN,

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"ACTION_POINTER_DOWN mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_POINTER_UP) ==

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common::Action::POINTER_UP,

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"ACTION_POINTER_UP mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_HOVER_MOVE) ==

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common::Action::HOVER_MOVE,

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"ACTION_HOVER_MOVE mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_SCROLL) ==

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common::Action::SCROLL,

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"ACTION_SCROLL mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_HOVER_ENTER) ==

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common::Action::HOVER_ENTER,

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"ACTION_HOVER_ENTER mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_HOVER_EXIT) ==

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common::Action::HOVER_EXIT,

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"ACTION_HOVER_EXIT mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_BUTTON_PRESS) ==

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common::Action::BUTTON_PRESS,

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"ACTION_BUTTON_PRESS mismatch");

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static_assert(static_cast<common::Action>(AMOTION_EVENT_ACTION_BUTTON_RELEASE) ==

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common::Action::BUTTON_RELEASE,

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"ACTION_BUTTON_RELEASE mismatch");

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return static_cast<common::Action>(actionMasked);

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}

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static common::Button getActionButton(int32_t actionButton) {

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static_assert(static_cast<common::Button>(0) == common::Button::NONE, "BUTTON_NONE mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_PRIMARY) ==

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common::Button::PRIMARY,

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"BUTTON_PRIMARY mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_SECONDARY) ==

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common::Button::SECONDARY,

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"BUTTON_SECONDARY mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_TERTIARY) ==

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common::Button::TERTIARY,

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"BUTTON_TERTIARY mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_BACK) == common::Button::BACK,

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"BUTTON_BACK mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_FORWARD) ==

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common::Button::FORWARD,

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"BUTTON_FORWARD mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_STYLUS_PRIMARY) ==

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common::Button::STYLUS_PRIMARY,

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"BUTTON_STYLUS_PRIMARY mismatch");

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static_assert(static_cast<common::Button>(AMOTION_EVENT_BUTTON_STYLUS_SECONDARY) ==

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common::Button::STYLUS_SECONDARY,

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"BUTTON_STYLUS_SECONDARY mismatch");

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return static_cast<common::Button>(actionButton);

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}

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static common::Flag getFlags(int32_t flags) {

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static_assert(static_cast<common::Flag>(AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED) ==

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common::Flag::WINDOW_IS_OBSCURED);

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static_assert(static_cast<common::Flag>(AMOTION_EVENT_FLAG_IS_GENERATED_GESTURE) ==

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common::Flag::IS_GENERATED_GESTURE);

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static_assert(static_cast<common::Flag>(AMOTION_EVENT_FLAG_TAINTED) == common::Flag::TAINTED);

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return static_cast<common::Flag>(flags);

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}

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static common::PolicyFlag getPolicyFlags(int32_t flags) {

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_WAKE) == common::PolicyFlag::WAKE);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_VIRTUAL) ==

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common::PolicyFlag::VIRTUAL);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_FUNCTION) ==

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common::PolicyFlag::FUNCTION);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_GESTURE) ==

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common::PolicyFlag::GESTURE);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_INJECTED) ==

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common::PolicyFlag::INJECTED);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_TRUSTED) ==

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common::PolicyFlag::TRUSTED);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_FILTERED) ==

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common::PolicyFlag::FILTERED);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_DISABLE_KEY_REPEAT) ==

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common::PolicyFlag::DISABLE_KEY_REPEAT);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_INTERACTIVE) ==

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common::PolicyFlag::INTERACTIVE);

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static_assert(static_cast<common::PolicyFlag>(POLICY_FLAG_PASS_TO_USER) ==

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common::PolicyFlag::PASS_TO_USER);

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return static_cast<common::PolicyFlag>(flags);

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}

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static common::EdgeFlag getEdgeFlags(int32_t flags) {

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static_assert(static_cast<common::EdgeFlag>(AMOTION_EVENT_EDGE_FLAG_NONE) ==

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common::EdgeFlag::NONE);

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static_assert(static_cast<common::EdgeFlag>(AMOTION_EVENT_EDGE_FLAG_TOP) ==

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common::EdgeFlag::TOP);

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static_assert(static_cast<common::EdgeFlag>(AMOTION_EVENT_EDGE_FLAG_BOTTOM) ==

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common::EdgeFlag::BOTTOM);

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static_assert(static_cast<common::EdgeFlag>(AMOTION_EVENT_EDGE_FLAG_LEFT) ==

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common::EdgeFlag::LEFT);

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static_assert(static_cast<common::EdgeFlag>(AMOTION_EVENT_EDGE_FLAG_RIGHT) ==

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common::EdgeFlag::RIGHT);

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return static_cast<common::EdgeFlag>(flags);

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}

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static common::Meta getMetastate(int32_t state) {

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static_assert(static_cast<common::Meta>(AMETA_NONE) == common::Meta::NONE);

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static_assert(static_cast<common::Meta>(AMETA_ALT_ON) == common::Meta::ALT_ON);

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static_assert(static_cast<common::Meta>(AMETA_ALT_LEFT_ON) == common::Meta::ALT_LEFT_ON);

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static_assert(static_cast<common::Meta>(AMETA_ALT_RIGHT_ON) == common::Meta::ALT_RIGHT_ON);

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static_assert(static_cast<common::Meta>(AMETA_SHIFT_ON) == common::Meta::SHIFT_ON);

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static_assert(static_cast<common::Meta>(AMETA_SHIFT_LEFT_ON) == common::Meta::SHIFT_LEFT_ON);

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static_assert(static_cast<common::Meta>(AMETA_SHIFT_RIGHT_ON) == common::Meta::SHIFT_RIGHT_ON);

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static_assert(static_cast<common::Meta>(AMETA_SYM_ON) == common::Meta::SYM_ON);

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static_assert(static_cast<common::Meta>(AMETA_FUNCTION_ON) == common::Meta::FUNCTION_ON);

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static_assert(static_cast<common::Meta>(AMETA_CTRL_ON) == common::Meta::CTRL_ON);

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static_assert(static_cast<common::Meta>(AMETA_CTRL_LEFT_ON) == common::Meta::CTRL_LEFT_ON);

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static_assert(static_cast<common::Meta>(AMETA_CTRL_RIGHT_ON) == common::Meta::CTRL_RIGHT_ON);

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static_assert(static_cast<common::Meta>(AMETA_META_ON) == common::Meta::META_ON);

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static_assert(static_cast<common::Meta>(AMETA_META_LEFT_ON) == common::Meta::META_LEFT_ON);

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static_assert(static_cast<common::Meta>(AMETA_META_RIGHT_ON) == common::Meta::META_RIGHT_ON);

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static_assert(static_cast<common::Meta>(AMETA_CAPS_LOCK_ON) == common::Meta::CAPS_LOCK_ON);

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static_assert(static_cast<common::Meta>(AMETA_NUM_LOCK_ON) == common::Meta::NUM_LOCK_ON);

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static_assert(static_cast<common::Meta>(AMETA_SCROLL_LOCK_ON) == common::Meta::SCROLL_LOCK_ON);

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return static_cast<common::Meta>(state);

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}

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static common::Button getButtonState(int32_t buttonState) {

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// No need for static_assert here.

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// The button values have already been asserted in getActionButton(..) above

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return static_cast<common::Button>(buttonState);

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}

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static common::ToolType getToolType(int32_t toolType) {

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static_assert(static_cast<common::ToolType>(AMOTION_EVENT_TOOL_TYPE_UNKNOWN) ==

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common::ToolType::UNKNOWN);

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static_assert(static_cast<common::ToolType>(AMOTION_EVENT_TOOL_TYPE_FINGER) ==

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common::ToolType::FINGER);

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static_assert(static_cast<common::ToolType>(AMOTION_EVENT_TOOL_TYPE_STYLUS) ==

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common::ToolType::STYLUS);

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static_assert(static_cast<common::ToolType>(AMOTION_EVENT_TOOL_TYPE_MOUSE) ==

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common::ToolType::MOUSE);

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static_assert(static_cast<common::ToolType>(AMOTION_EVENT_TOOL_TYPE_ERASER) ==

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common::ToolType::ERASER);

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return static_cast<common::ToolType>(toolType);

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}

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// MotionEvent axes asserts

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_X) == common::Axis::X);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_Y) == common::Axis::Y);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_PRESSURE) == common::Axis::PRESSURE);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_SIZE) == common::Axis::SIZE);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_TOUCH_MAJOR) ==

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common::Axis::TOUCH_MAJOR);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_TOUCH_MINOR) ==

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common::Axis::TOUCH_MINOR);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_TOOL_MAJOR) == common::Axis::TOOL_MAJOR);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_TOOL_MINOR) == common::Axis::TOOL_MINOR);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_ORIENTATION) ==

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common::Axis::ORIENTATION);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_VSCROLL) == common::Axis::VSCROLL);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_HSCROLL) == common::Axis::HSCROLL);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_Z) == common::Axis::Z);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RX) == common::Axis::RX);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RY) == common::Axis::RY);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RZ) == common::Axis::RZ);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_HAT_X) == common::Axis::HAT_X);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_HAT_Y) == common::Axis::HAT_Y);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_LTRIGGER) == common::Axis::LTRIGGER);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RTRIGGER) == common::Axis::RTRIGGER);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_THROTTLE) == common::Axis::THROTTLE);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RUDDER) == common::Axis::RUDDER);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_WHEEL) == common::Axis::WHEEL);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GAS) == common::Axis::GAS);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_BRAKE) == common::Axis::BRAKE);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_DISTANCE) == common::Axis::DISTANCE);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_TILT) == common::Axis::TILT);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_SCROLL) == common::Axis::SCROLL);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RELATIVE_X) == common::Axis::RELATIVE_X);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_RELATIVE_Y) == common::Axis::RELATIVE_Y);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_1) == common::Axis::GENERIC_1);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_2) == common::Axis::GENERIC_2);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_3) == common::Axis::GENERIC_3);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_4) == common::Axis::GENERIC_4);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_5) == common::Axis::GENERIC_5);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_6) == common::Axis::GENERIC_6);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_7) == common::Axis::GENERIC_7);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_8) == common::Axis::GENERIC_8);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_9) == common::Axis::GENERIC_9);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_10) == common::Axis::GENERIC_10);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_11) == common::Axis::GENERIC_11);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_12) == common::Axis::GENERIC_12);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_13) == common::Axis::GENERIC_13);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_14) == common::Axis::GENERIC_14);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_15) == common::Axis::GENERIC_15);

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_AXIS_GENERIC_16) == common::Axis::GENERIC_16);

Harry Cutts

39b7ca2

2022-10-05 15:55:48 +0000

[diff] [blame^]

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// TODO(hcutts): add GESTURE_X_OFFSET and GESTURE_Y_OFFSET.

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// If you added a new axis, consider whether this should also be exposed as a HAL axis. Update the

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// static_assert below and add the new axis here, or leave a comment summarizing your decision.

Yeabkal Wubshit

eee671e

2022-10-06 15:13:34 -0700

[diff] [blame]

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static_assert(static_cast<common::Axis>(AMOTION_EVENT_MAXIMUM_VALID_AXIS_VALUE) ==

Harry Cutts

39b7ca2

2022-10-05 15:55:48 +0000

[diff] [blame^]

270

static_cast<common::Axis>(AMOTION_EVENT_AXIS_GESTURE_Y_OFFSET));

Siarhei Vishniakou

34d6fef

2022-02-01 19:03:45 -0800

[diff] [blame]

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static common::VideoFrame getHalVideoFrame(const TouchVideoFrame& frame) {

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common::VideoFrame out;

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out.width = frame.getWidth();

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out.height = frame.getHeight();

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std::vector<char16_t> unsignedData(frame.getData().begin(), frame.getData().end());

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out.data = unsignedData;

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struct timeval timestamp = frame.getTimestamp();

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out.timestamp = seconds_to_nanoseconds(timestamp.tv_sec) +

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microseconds_to_nanoseconds(timestamp.tv_usec);

return out;

}

static std::vector<common::VideoFrame> convertVideoFrames(

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const std::vector<TouchVideoFrame>& frames) {

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std::vector<common::VideoFrame> out;

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for (const TouchVideoFrame& frame : frames) {

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out.push_back(getHalVideoFrame(frame));

}

return out;

}

static void getHalPropertiesAndCoords(const NotifyMotionArgs& args,

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std::vector<common::PointerProperties>& outPointerProperties,

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std::vector<common::PointerCoords>& outPointerCoords) {

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outPointerProperties.reserve(args.pointerCount);

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outPointerCoords.reserve(args.pointerCount);

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for (size_t i = 0; i < args.pointerCount; i++) {

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common::PointerProperties properties;

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properties.id = args.pointerProperties[i].id;

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properties.toolType = getToolType(args.pointerProperties[i].toolType);

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outPointerProperties.push_back(properties);

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common::PointerCoords coords;

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// OK to copy bits because we have static_assert for pointerCoords axes

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coords.bits = args.pointerCoords[i].bits;

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coords.values = std::vector<float>(args.pointerCoords[i].values,

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args.pointerCoords[i].values +

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BitSet64::count(args.pointerCoords[i].bits));

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outPointerCoords.push_back(coords);

}

}

common::MotionEvent notifyMotionArgsToHalMotionEvent(const NotifyMotionArgs& args) {

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common::MotionEvent event;

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event.deviceId = args.deviceId;

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event.source = getSource(args.source);

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event.displayId = args.displayId;

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event.downTime = args.downTime;

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event.eventTime = args.eventTime;

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event.deviceTimestamp = 0;

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event.action = getAction(args.action & AMOTION_EVENT_ACTION_MASK);

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event.actionIndex = MotionEvent::getActionIndex(args.action);

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event.actionButton = getActionButton(args.actionButton);

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event.flags = getFlags(args.flags);

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event.policyFlags = getPolicyFlags(args.policyFlags);

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event.edgeFlags = getEdgeFlags(args.edgeFlags);

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event.metaState = getMetastate(args.metaState);

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event.buttonState = getButtonState(args.buttonState);

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event.xPrecision = args.xPrecision;

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event.yPrecision = args.yPrecision;

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std::vector<common::PointerProperties> pointerProperties;

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std::vector<common::PointerCoords> pointerCoords;

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getHalPropertiesAndCoords(args, /*out*/ pointerProperties, /*out*/ pointerCoords);

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event.pointerProperties = pointerProperties;

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event.pointerCoords = pointerCoords;

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event.frames = convertVideoFrames(args.videoFrames);

return event;

}

} // namespace android