105 lines
3.9 KiB
C++
105 lines
3.9 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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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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#include "InputTarget.h"
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#include <android-base/stringprintf.h>
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#include <inttypes.h>
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#include <string>
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using android::base::StringPrintf;
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namespace android::inputdispatcher {
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std::string dispatchModeToString(int32_t dispatchMode) {
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switch (dispatchMode) {
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case InputTarget::FLAG_DISPATCH_AS_IS:
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return "DISPATCH_AS_IS";
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case InputTarget::FLAG_DISPATCH_AS_OUTSIDE:
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return "DISPATCH_AS_OUTSIDE";
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case InputTarget::FLAG_DISPATCH_AS_HOVER_ENTER:
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return "DISPATCH_AS_HOVER_ENTER";
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case InputTarget::FLAG_DISPATCH_AS_HOVER_EXIT:
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return "DISPATCH_AS_HOVER_EXIT";
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case InputTarget::FLAG_DISPATCH_AS_SLIPPERY_EXIT:
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return "DISPATCH_AS_SLIPPERY_EXIT";
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case InputTarget::FLAG_DISPATCH_AS_SLIPPERY_ENTER:
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return "DISPATCH_AS_SLIPPERY_ENTER";
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}
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return StringPrintf("%" PRId32, dispatchMode);
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}
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void InputTarget::addPointers(BitSet32 newPointerIds, float xOffset, float yOffset,
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float windowXScale, float windowYScale) {
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// The pointerIds can be empty, but still a valid InputTarget. This can happen for Monitors
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// and non splittable windows since we will just use all the pointers from the input event.
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if (newPointerIds.isEmpty()) {
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setDefaultPointerInfo(xOffset, yOffset, windowXScale, windowYScale);
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return;
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}
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// Ensure that the new set of pointers doesn't overlap with the current set of pointers.
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ALOG_ASSERT((pointerIds & newPointerIds) == 0);
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pointerIds |= newPointerIds;
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while (!newPointerIds.isEmpty()) {
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int32_t pointerId = newPointerIds.clearFirstMarkedBit();
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pointerInfos[pointerId].xOffset = xOffset;
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pointerInfos[pointerId].yOffset = yOffset;
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pointerInfos[pointerId].windowXScale = windowXScale;
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pointerInfos[pointerId].windowYScale = windowYScale;
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}
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}
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void InputTarget::setDefaultPointerInfo(float xOffset, float yOffset, float windowXScale,
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float windowYScale) {
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pointerIds.clear();
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pointerInfos[0].xOffset = xOffset;
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pointerInfos[0].yOffset = yOffset;
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pointerInfos[0].windowXScale = windowXScale;
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pointerInfos[0].windowYScale = windowYScale;
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}
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bool InputTarget::useDefaultPointerInfo() const {
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return pointerIds.isEmpty();
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}
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const PointerInfo& InputTarget::getDefaultPointerInfo() const {
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return pointerInfos[0];
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}
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std::string InputTarget::getPointerInfoString() const {
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if (useDefaultPointerInfo()) {
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const PointerInfo& pointerInfo = getDefaultPointerInfo();
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return StringPrintf("xOffset=%.1f, yOffset=%.1f windowScaleFactor=(%.1f, %.1f)",
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pointerInfo.xOffset, pointerInfo.yOffset, pointerInfo.windowXScale,
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pointerInfo.windowYScale);
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}
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std::string out;
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for (uint32_t i = pointerIds.firstMarkedBit(); i <= pointerIds.lastMarkedBit(); i++) {
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if (!pointerIds.hasBit(i)) {
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continue;
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}
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out += StringPrintf("\n pointerId %d: xOffset=%.1f, yOffset=%.1f "
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"windowScaleFactor=(%.1f, %.1f)",
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i, pointerInfos[i].xOffset, pointerInfos[i].yOffset,
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pointerInfos[i].windowXScale, pointerInfos[i].windowYScale);
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}
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return out;
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}
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} // namespace android::inputdispatcher
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