| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SRC_UI_LIB_INPUT_READER_POINTER_H_ |
| #define SRC_UI_LIB_INPUT_READER_POINTER_H_ |
| |
| #include <cstddef> |
| |
| #include <hid-parser/parser.h> |
| |
| #include "src/ui/lib/input_reader/device.h" |
| |
| namespace ui_input { |
| |
| // This represents a HID pointer device. These can be considered a single |
| // touch touchscreen by the higher levels. |
| class Pointer : public Device { |
| public: |
| // |Device| |
| bool ParseReportDescriptor(const hid::ReportDescriptor& report_descriptor, |
| Device::Descriptor* device_descriptor) override; |
| // |Device| |
| bool ParseReport(const uint8_t* data, size_t len, |
| fuchsia::ui::input::InputReport* report) override; |
| // |Device| |
| uint8_t ReportId() const override { return report_id_; } |
| |
| private: |
| enum Capabilities : uint32_t { |
| X = 1 << 0, |
| Y = 1 << 1, |
| BUTTON = 1 << 2, |
| }; |
| |
| hid::Attributes x_ = {}; |
| hid::Attributes y_ = {}; |
| hid::Attributes button_ = {}; |
| uint32_t capabilities_ = 0; |
| size_t report_size_ = 0; |
| uint8_t report_id_ = 0; |
| }; |
| } // namespace ui_input |
| |
| #endif // SRC_UI_LIB_INPUT_READER_POINTER_H_ |