2018.07.26
Dependencies: FATFileSystem3 mbed-rtos
Fork of USBHost by
USBHostHID/USBHostMouse.h
- Committer:
- mbed_official
- Date:
- 2014-06-03
- Revision:
- 24:868cbfe611a7
- Parent:
- 8:93da8ea2708b
File content as of revision 24:868cbfe611a7:
/* mbed USBHost Library * Copyright (c) 2006-2013 ARM Limited * * 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. */ #ifndef USBHOSTMOUSE_H #define USBHOSTMOUSE_H #include "USBHostConf.h" #if USBHOST_MOUSE #include "USBHost.h" /** * A class to communicate a USB mouse */ class USBHostMouse : public IUSBEnumerator { public: /** * Constructor */ USBHostMouse(); /** * Try to connect a mouse device * * @return true if connection was successful */ bool connect(); /** * Check if a mouse is connected * * @returns true if a mouse is connected */ bool connected(); /** * Attach a callback called when a mouse event is received * * @param ptr function pointer */ inline void attachEvent(void (*ptr)(uint8_t buttons, int8_t x, int8_t y, int8_t z)) { if (ptr != NULL) { onUpdate = ptr; } } /** * Attach a callback called when the button state changes * * @param ptr function pointer */ inline void attachButtonEvent(void (*ptr)(uint8_t buttons)) { if (ptr != NULL) { onButtonUpdate = ptr; } } /** * Attach a callback called when the X axis value changes * * @param ptr function pointer */ inline void attachXEvent(void (*ptr)(int8_t x)) { if (ptr != NULL) { onXUpdate = ptr; } } /** * Attach a callback called when the Y axis value changes * * @param ptr function pointer */ inline void attachYEvent(void (*ptr)(int8_t y)) { if (ptr != NULL) { onYUpdate = ptr; } } /** * Attach a callback called when the Z axis value changes (scrolling) * * @param ptr function pointer */ inline void attachZEvent(void (*ptr)(int8_t z)) { if (ptr != NULL) { onZUpdate = ptr; } } protected: //From IUSBEnumerator virtual void setVidPid(uint16_t vid, uint16_t pid); virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used private: USBHost * host; USBDeviceConnected * dev; USBEndpoint * int_in; uint8_t report[4]; bool dev_connected; bool mouse_device_found; int mouse_intf; uint8_t buttons; int8_t x; int8_t y; int8_t z; void rxHandler(); void (*onUpdate)(uint8_t buttons, int8_t x, int8_t y, int8_t z); void (*onButtonUpdate)(uint8_t buttons); void (*onXUpdate)(int8_t x); void (*onYUpdate)(int8_t y); void (*onZUpdate)(int8_t z); int report_id; void init(); }; #endif #endif