diff options
Diffstat (limited to 'services/inputflinger/InputReaderBase.cpp')
| -rw-r--r-- | services/inputflinger/InputReaderBase.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/services/inputflinger/InputReaderBase.cpp b/services/inputflinger/InputReaderBase.cpp new file mode 100644 index 0000000000..17a116e822 --- /dev/null +++ b/services/inputflinger/InputReaderBase.cpp @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2018 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. + */ + +#define LOG_TAG "InputReaderBase" + +//#define LOG_NDEBUG 0 + +#include "InputReaderBase.h" + +#include <android/log.h> +#include <android-base/stringprintf.h> + +#define INDENT " " +#define INDENT2 " " +#define INDENT3 " " +#define INDENT4 " " +#define INDENT5 " " + +using android::base::StringPrintf; + +namespace android { + +// --- InputReaderThread --- + +InputReaderThread::InputReaderThread(const sp<InputReaderInterface>& reader) : + Thread(/*canCallJava*/ true), mReader(reader) { +} + +InputReaderThread::~InputReaderThread() { +} + +bool InputReaderThread::threadLoop() { + mReader->loopOnce(); + return true; +} + +// --- InputReaderConfiguration --- + +std::optional<DisplayViewport> InputReaderConfiguration::getDisplayViewport( + ViewportType viewportType, const std::string& uniqueDisplayId) const { + for (const DisplayViewport& currentViewport : mDisplays) { + if (currentViewport.type == viewportType) { + if (uniqueDisplayId.empty() || + (!uniqueDisplayId.empty() && uniqueDisplayId == currentViewport.uniqueId)) { + return std::make_optional(currentViewport); + } + } + } + return std::nullopt; +} + +void InputReaderConfiguration::setDisplayViewports(const std::vector<DisplayViewport>& viewports) { + mDisplays = viewports; +} + +void InputReaderConfiguration::dump(std::string& dump) const { + for (const DisplayViewport& viewport : mDisplays) { + dumpViewport(dump, viewport); + } +} + +void InputReaderConfiguration::dumpViewport(std::string& dump, const DisplayViewport& viewport) + const { + dump += StringPrintf(INDENT4 "%s\n", viewport.toString().c_str()); +} + + +// -- TouchAffineTransformation -- +void TouchAffineTransformation::applyTo(float& x, float& y) const { + float newX, newY; + newX = x * x_scale + y * x_ymix + x_offset; + newY = x * y_xmix + y * y_scale + y_offset; + + x = newX; + y = newY; +} + +} // namespace android
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