/* Copyright (c) 2010-2011 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "stdint.h" #include "USBMouse.h" bool USBMouse::update(int16_t x, int16_t y, uint8_t button, int8_t z) { switch (mouse_type) { case REL_MOUSE: while (x > 127) { if (!mouseSend(127, 0, button, z)) return false; x = x - 127; } while (x < -128) { if (!mouseSend(-128, 0, button, z)) return false; x = x + 128; } while (y > 127) { if (!mouseSend(0, 127, button, z)) return false; y = y - 127; } while (y < -128) { if (!mouseSend(0, -128, button, z)) return false; y = y + 128; } return mouseSend(x, y, button, z); case ABS_MOUSE: HID_REPORT report; report.data[0] = x & 0xff; report.data[1] = (x >> 8) & 0xff; report.data[2] = y & 0xff; report.data[3] = (y >> 8) & 0xff; report.data[4] = -z; report.data[5] = button & 0x07; report.length = 6; return send(&report); default: return false; } } bool USBMouse::mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z) { HID_REPORT report; report.data[0] = buttons & 0x07; report.data[1] = x; report.data[2] = y; report.data[3] = -z; // >0 to scroll down, <0 to scroll up report.length = 4; return send(&report); } bool USBMouse::move(int16_t x, int16_t y) { return update(x, y, button, 0); } bool USBMouse::scroll(int8_t z) { return update(0, 0, button, z); } bool USBMouse::doubleClick() { if (!click(MOUSE_LEFT)) return false; wait(0.1); return click(MOUSE_LEFT); } bool USBMouse::click(uint8_t button) { if (!update(0, 0, button, 0)) return false; wait(0.01); return update(0, 0, 0, 0); } bool USBMouse::press(uint8_t button_) { button = button_ & 0x07; return update(0, 0, button, 0); } bool USBMouse::release(uint8_t button_) { button = (button & (~button_)) & 0x07; return update(0, 0, button, 0); } uint8_t * USBMouse::reportDesc() { if (mouse_type == REL_MOUSE) { static uint8_t reportDescriptor[] = { USAGE_PAGE(1), 0x01, // Genric Desktop USAGE(1), 0x02, // Mouse COLLECTION(1), 0x01, // Application USAGE(1), 0x01, // Pointer COLLECTION(1), 0x00, // Physical REPORT_COUNT(1), 0x03, REPORT_SIZE(1), 0x01, USAGE_PAGE(1), 0x09, // Buttons USAGE_MINIMUM(1), 0x1, USAGE_MAXIMUM(1), 0x3, LOGICAL_MINIMUM(1), 0x00, LOGICAL_MAXIMUM(1), 0x01, INPUT(1), 0x02, REPORT_COUNT(1), 0x01, REPORT_SIZE(1), 0x05, INPUT(1), 0x01, REPORT_COUNT(1), 0x03, REPORT_SIZE(1), 0x08, USAGE_PAGE(1), 0x01, USAGE(1), 0x30, // X USAGE(1), 0x31, // Y USAGE(1), 0x38, // scroll LOGICAL_MINIMUM(1), 0x81, LOGICAL_MAXIMUM(1), 0x7f, INPUT(1), 0x06, // Relative data END_COLLECTION(0), END_COLLECTION(0), }; reportLength = sizeof(reportDescriptor); return reportDescriptor; } else if (mouse_type == ABS_MOUSE) { static uint8_t reportDescriptor[] = { USAGE_PAGE(1), 0x01, // Generic Desktop USAGE(1), 0x02, // Mouse COLLECTION(1), 0x01, // Application USAGE(1), 0x01, // Pointer COLLECTION(1), 0x00, // Physical USAGE_PAGE(1), 0x01, // Generic Desktop USAGE(1), 0x30, // X USAGE(1), 0x31, // Y LOGICAL_MINIMUM(1), 0x00, // 0 LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767 REPORT_SIZE(1), 0x10, REPORT_COUNT(1), 0x02, INPUT(1), 0x02, // Data, Variable, Absolute USAGE_PAGE(1), 0x01, // Generic Desktop USAGE(1), 0x38, // scroll LOGICAL_MINIMUM(1), 0x81, // -127 LOGICAL_MAXIMUM(1), 0x7f, // 127 REPORT_SIZE(1), 0x08, REPORT_COUNT(1), 0x01, INPUT(1), 0x06, // Data, Variable, Relative USAGE_PAGE(1), 0x09, // Buttons USAGE_MINIMUM(1), 0x01, USAGE_MAXIMUM(1), 0x03, LOGICAL_MINIMUM(1), 0x00, // 0 LOGICAL_MAXIMUM(1), 0x01, // 1 REPORT_COUNT(1), 0x03, REPORT_SIZE(1), 0x01, INPUT(1), 0x02, // Data, Variable, Absolute REPORT_COUNT(1), 0x01, REPORT_SIZE(1), 0x05, INPUT(1), 0x01, // Constant END_COLLECTION(0), END_COLLECTION(0) }; reportLength = sizeof(reportDescriptor); return reportDescriptor; } return NULL; } #define DEFAULT_CONFIGURATION (1) #define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \ + (1 * INTERFACE_DESCRIPTOR_LENGTH) \ + (1 * HID_DESCRIPTOR_LENGTH) \ + (2 * ENDPOINT_DESCRIPTOR_LENGTH)) uint8_t * USBMouse::configurationDesc() { static uint8_t configurationDescriptor[] = { CONFIGURATION_DESCRIPTOR_LENGTH,// bLength CONFIGURATION_DESCRIPTOR, // bDescriptorType LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB) MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB) 0x01, // bNumInterfaces DEFAULT_CONFIGURATION, // bConfigurationValue 0x00, // iConfiguration C_RESERVED | C_SELF_POWERED, // bmAttributes C_POWER(0), // bMaxPowerHello World from Mbed INTERFACE_DESCRIPTOR_LENGTH, // bLength INTERFACE_DESCRIPTOR, // bDescriptorType 0x00, // bInterfaceNumber 0x00, // bAlternateSetting 0x02, // bNumEndpoints HID_CLASS, // bInterfaceClass 1, // bInterfaceSubClass 2, // bInterfaceProtocol (mouse) 0x00, // iInterface HID_DESCRIPTOR_LENGTH, // bLength HID_DESCRIPTOR, // bDescriptorType LSB(HID_VERSION_1_11), // bcdHID (LSB) MSB(HID_VERSION_1_11), // bcdHID (MSB) 0x00, // bCountryCode 0x01, // bNumDescriptors REPORT_DESCRIPTOR, // bDescriptorType (uint8_t)(LSB(reportDescLength())), // wDescriptorLength (LSB) (uint8_t)(MSB(reportDescLength())), // wDescriptorLength (MSB) ENDPOINT_DESCRIPTOR_LENGTH, // bLength ENDPOINT_DESCRIPTOR, // bDescriptorType PHY_TO_DESC(EPINT_IN), // bEndpointAddress E_INTERRUPT, // bmAttributes LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) 1, // bInterval (milliseconds) ENDPOINT_DESCRIPTOR_LENGTH, // bLength ENDPOINT_DESCRIPTOR, // bDescriptorType PHY_TO_DESC(EPINT_OUT), // bEndpointAddress E_INTERRUPT, // bmAttributes LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) 1, // bInterval (milliseconds) }; return configurationDescriptor; }