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