Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

features/unsupported/USBDevice/USBHID/USBMouse.cpp@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
elessair 0:f269e3021894 2 *
elessair 0:f269e3021894 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
elessair 0:f269e3021894 4 * and associated documentation files (the "Software"), to deal in the Software without
elessair 0:f269e3021894 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
elessair 0:f269e3021894 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
elessair 0:f269e3021894 7 * Software is furnished to do so, subject to the following conditions:
elessair 0:f269e3021894 8 *
elessair 0:f269e3021894 9 * The above copyright notice and this permission notice shall be included in all copies or
elessair 0:f269e3021894 10 * substantial portions of the Software.
elessair 0:f269e3021894 11 *
elessair 0:f269e3021894 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
elessair 0:f269e3021894 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
elessair 0:f269e3021894 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
elessair 0:f269e3021894 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
elessair 0:f269e3021894 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
elessair 0:f269e3021894 17 */
elessair 0:f269e3021894 18
elessair 0:f269e3021894 19 #include "stdint.h"
elessair 0:f269e3021894 20 #include "USBMouse.h"
elessair 0:f269e3021894 21
elessair 0:f269e3021894 22 bool USBMouse::update(int16_t x, int16_t y, uint8_t button, int8_t z) {
elessair 0:f269e3021894 23 switch (mouse_type) {
elessair 0:f269e3021894 24 case REL_MOUSE:
elessair 0:f269e3021894 25 while (x > 127) {
elessair 0:f269e3021894 26 if (!mouseSend(127, 0, button, z)) return false;
elessair 0:f269e3021894 27 x = x - 127;
elessair 0:f269e3021894 28 }
elessair 0:f269e3021894 29 while (x < -128) {
elessair 0:f269e3021894 30 if (!mouseSend(-128, 0, button, z)) return false;
elessair 0:f269e3021894 31 x = x + 128;
elessair 0:f269e3021894 32 }
elessair 0:f269e3021894 33 while (y > 127) {
elessair 0:f269e3021894 34 if (!mouseSend(0, 127, button, z)) return false;
elessair 0:f269e3021894 35 y = y - 127;
elessair 0:f269e3021894 36 }
elessair 0:f269e3021894 37 while (y < -128) {
elessair 0:f269e3021894 38 if (!mouseSend(0, -128, button, z)) return false;
elessair 0:f269e3021894 39 y = y + 128;
elessair 0:f269e3021894 40 }
elessair 0:f269e3021894 41 return mouseSend(x, y, button, z);
elessair 0:f269e3021894 42 case ABS_MOUSE:
elessair 0:f269e3021894 43 HID_REPORT report;
elessair 0:f269e3021894 44
elessair 0:f269e3021894 45 report.data[0] = x & 0xff;
elessair 0:f269e3021894 46 report.data[1] = (x >> 8) & 0xff;
elessair 0:f269e3021894 47 report.data[2] = y & 0xff;
elessair 0:f269e3021894 48 report.data[3] = (y >> 8) & 0xff;
elessair 0:f269e3021894 49 report.data[4] = -z;
elessair 0:f269e3021894 50 report.data[5] = button & 0x07;
elessair 0:f269e3021894 51
elessair 0:f269e3021894 52 report.length = 6;
elessair 0:f269e3021894 53
elessair 0:f269e3021894 54 return send(&report);
elessair 0:f269e3021894 55 default:
elessair 0:f269e3021894 56 return false;
elessair 0:f269e3021894 57 }
elessair 0:f269e3021894 58 }
elessair 0:f269e3021894 59
elessair 0:f269e3021894 60 bool USBMouse::mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z) {
elessair 0:f269e3021894 61 HID_REPORT report;
elessair 0:f269e3021894 62 report.data[0] = buttons & 0x07;
elessair 0:f269e3021894 63 report.data[1] = x;
elessair 0:f269e3021894 64 report.data[2] = y;
elessair 0:f269e3021894 65 report.data[3] = -z; // >0 to scroll down, <0 to scroll up
elessair 0:f269e3021894 66
elessair 0:f269e3021894 67 report.length = 4;
elessair 0:f269e3021894 68
elessair 0:f269e3021894 69 return send(&report);
elessair 0:f269e3021894 70 }
elessair 0:f269e3021894 71
elessair 0:f269e3021894 72 bool USBMouse::move(int16_t x, int16_t y) {
elessair 0:f269e3021894 73 return update(x, y, button, 0);
elessair 0:f269e3021894 74 }
elessair 0:f269e3021894 75
elessair 0:f269e3021894 76 bool USBMouse::scroll(int8_t z) {
elessair 0:f269e3021894 77 return update(0, 0, button, z);
elessair 0:f269e3021894 78 }
elessair 0:f269e3021894 79
elessair 0:f269e3021894 80
elessair 0:f269e3021894 81 bool USBMouse::doubleClick() {
elessair 0:f269e3021894 82 if (!click(MOUSE_LEFT))
elessair 0:f269e3021894 83 return false;
elessair 0:f269e3021894 84 wait(0.1);
elessair 0:f269e3021894 85 return click(MOUSE_LEFT);
elessair 0:f269e3021894 86 }
elessair 0:f269e3021894 87
elessair 0:f269e3021894 88 bool USBMouse::click(uint8_t button) {
elessair 0:f269e3021894 89 if (!update(0, 0, button, 0))
elessair 0:f269e3021894 90 return false;
elessair 0:f269e3021894 91 wait(0.01);
elessair 0:f269e3021894 92 return update(0, 0, 0, 0);
elessair 0:f269e3021894 93 }
elessair 0:f269e3021894 94
elessair 0:f269e3021894 95 bool USBMouse::press(uint8_t button_) {
elessair 0:f269e3021894 96 button = button_ & 0x07;
elessair 0:f269e3021894 97 return update(0, 0, button, 0);
elessair 0:f269e3021894 98 }
elessair 0:f269e3021894 99
elessair 0:f269e3021894 100 bool USBMouse::release(uint8_t button_) {
elessair 0:f269e3021894 101 button = (button & (~button_)) & 0x07;
elessair 0:f269e3021894 102 return update(0, 0, button, 0);
elessair 0:f269e3021894 103 }
elessair 0:f269e3021894 104
elessair 0:f269e3021894 105
elessair 0:f269e3021894 106 uint8_t * USBMouse::reportDesc() {
elessair 0:f269e3021894 107
elessair 0:f269e3021894 108 if (mouse_type == REL_MOUSE) {
elessair 0:f269e3021894 109 static uint8_t reportDescriptor[] = {
elessair 0:f269e3021894 110 USAGE_PAGE(1), 0x01, // Genric Desktop
elessair 0:f269e3021894 111 USAGE(1), 0x02, // Mouse
elessair 0:f269e3021894 112 COLLECTION(1), 0x01, // Application
elessair 0:f269e3021894 113 USAGE(1), 0x01, // Pointer
elessair 0:f269e3021894 114 COLLECTION(1), 0x00, // Physical
elessair 0:f269e3021894 115
elessair 0:f269e3021894 116 REPORT_COUNT(1), 0x03,
elessair 0:f269e3021894 117 REPORT_SIZE(1), 0x01,
elessair 0:f269e3021894 118 USAGE_PAGE(1), 0x09, // Buttons
elessair 0:f269e3021894 119 USAGE_MINIMUM(1), 0x1,
elessair 0:f269e3021894 120 USAGE_MAXIMUM(1), 0x3,
elessair 0:f269e3021894 121 LOGICAL_MINIMUM(1), 0x00,
elessair 0:f269e3021894 122 LOGICAL_MAXIMUM(1), 0x01,
elessair 0:f269e3021894 123 INPUT(1), 0x02,
elessair 0:f269e3021894 124 REPORT_COUNT(1), 0x01,
elessair 0:f269e3021894 125 REPORT_SIZE(1), 0x05,
elessair 0:f269e3021894 126 INPUT(1), 0x01,
elessair 0:f269e3021894 127
elessair 0:f269e3021894 128 REPORT_COUNT(1), 0x03,
elessair 0:f269e3021894 129 REPORT_SIZE(1), 0x08,
elessair 0:f269e3021894 130 USAGE_PAGE(1), 0x01,
elessair 0:f269e3021894 131 USAGE(1), 0x30, // X
elessair 0:f269e3021894 132 USAGE(1), 0x31, // Y
elessair 0:f269e3021894 133 USAGE(1), 0x38, // scroll
elessair 0:f269e3021894 134 LOGICAL_MINIMUM(1), 0x81,
elessair 0:f269e3021894 135 LOGICAL_MAXIMUM(1), 0x7f,
elessair 0:f269e3021894 136 INPUT(1), 0x06, // Relative data
elessair 0:f269e3021894 137
elessair 0:f269e3021894 138 END_COLLECTION(0),
elessair 0:f269e3021894 139 END_COLLECTION(0),
elessair 0:f269e3021894 140 };
elessair 0:f269e3021894 141 reportLength = sizeof(reportDescriptor);
elessair 0:f269e3021894 142 return reportDescriptor;
elessair 0:f269e3021894 143 } else if (mouse_type == ABS_MOUSE) {
elessair 0:f269e3021894 144 static uint8_t reportDescriptor[] = {
elessair 0:f269e3021894 145
elessair 0:f269e3021894 146 USAGE_PAGE(1), 0x01, // Generic Desktop
elessair 0:f269e3021894 147 USAGE(1), 0x02, // Mouse
elessair 0:f269e3021894 148 COLLECTION(1), 0x01, // Application
elessair 0:f269e3021894 149 USAGE(1), 0x01, // Pointer
elessair 0:f269e3021894 150 COLLECTION(1), 0x00, // Physical
elessair 0:f269e3021894 151
elessair 0:f269e3021894 152 USAGE_PAGE(1), 0x01, // Generic Desktop
elessair 0:f269e3021894 153 USAGE(1), 0x30, // X
elessair 0:f269e3021894 154 USAGE(1), 0x31, // Y
elessair 0:f269e3021894 155 LOGICAL_MINIMUM(1), 0x00, // 0
elessair 0:f269e3021894 156 LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767
elessair 0:f269e3021894 157 REPORT_SIZE(1), 0x10,
elessair 0:f269e3021894 158 REPORT_COUNT(1), 0x02,
elessair 0:f269e3021894 159 INPUT(1), 0x02, // Data, Variable, Absolute
elessair 0:f269e3021894 160
elessair 0:f269e3021894 161 USAGE_PAGE(1), 0x01, // Generic Desktop
elessair 0:f269e3021894 162 USAGE(1), 0x38, // scroll
elessair 0:f269e3021894 163 LOGICAL_MINIMUM(1), 0x81, // -127
elessair 0:f269e3021894 164 LOGICAL_MAXIMUM(1), 0x7f, // 127
elessair 0:f269e3021894 165 REPORT_SIZE(1), 0x08,
elessair 0:f269e3021894 166 REPORT_COUNT(1), 0x01,
elessair 0:f269e3021894 167 INPUT(1), 0x06, // Data, Variable, Relative
elessair 0:f269e3021894 168
elessair 0:f269e3021894 169 USAGE_PAGE(1), 0x09, // Buttons
elessair 0:f269e3021894 170 USAGE_MINIMUM(1), 0x01,
elessair 0:f269e3021894 171 USAGE_MAXIMUM(1), 0x03,
elessair 0:f269e3021894 172 LOGICAL_MINIMUM(1), 0x00, // 0
elessair 0:f269e3021894 173 LOGICAL_MAXIMUM(1), 0x01, // 1
elessair 0:f269e3021894 174 REPORT_COUNT(1), 0x03,
elessair 0:f269e3021894 175 REPORT_SIZE(1), 0x01,
elessair 0:f269e3021894 176 INPUT(1), 0x02, // Data, Variable, Absolute
elessair 0:f269e3021894 177 REPORT_COUNT(1), 0x01,
elessair 0:f269e3021894 178 REPORT_SIZE(1), 0x05,
elessair 0:f269e3021894 179 INPUT(1), 0x01, // Constant
elessair 0:f269e3021894 180
elessair 0:f269e3021894 181 END_COLLECTION(0),
elessair 0:f269e3021894 182 END_COLLECTION(0)
elessair 0:f269e3021894 183 };
elessair 0:f269e3021894 184 reportLength = sizeof(reportDescriptor);
elessair 0:f269e3021894 185 return reportDescriptor;
elessair 0:f269e3021894 186 }
elessair 0:f269e3021894 187 return NULL;
elessair 0:f269e3021894 188 }
elessair 0:f269e3021894 189
elessair 0:f269e3021894 190 #define DEFAULT_CONFIGURATION (1)
elessair 0:f269e3021894 191 #define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \
elessair 0:f269e3021894 192 + (1 * INTERFACE_DESCRIPTOR_LENGTH) \
elessair 0:f269e3021894 193 + (1 * HID_DESCRIPTOR_LENGTH) \
elessair 0:f269e3021894 194 + (2 * ENDPOINT_DESCRIPTOR_LENGTH))
elessair 0:f269e3021894 195
elessair 0:f269e3021894 196 uint8_t * USBMouse::configurationDesc() {
elessair 0:f269e3021894 197 static uint8_t configurationDescriptor[] = {
elessair 0:f269e3021894 198 CONFIGURATION_DESCRIPTOR_LENGTH,// bLength
elessair 0:f269e3021894 199 CONFIGURATION_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 200 LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB)
elessair 0:f269e3021894 201 MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB)
elessair 0:f269e3021894 202 0x01, // bNumInterfaces
elessair 0:f269e3021894 203 DEFAULT_CONFIGURATION, // bConfigurationValue
elessair 0:f269e3021894 204 0x00, // iConfiguration
elessair 0:f269e3021894 205 C_RESERVED | C_SELF_POWERED, // bmAttributes
elessair 0:f269e3021894 206 C_POWER(0), // bMaxPowerHello World from Mbed
elessair 0:f269e3021894 207
elessair 0:f269e3021894 208 INTERFACE_DESCRIPTOR_LENGTH, // bLength
elessair 0:f269e3021894 209 INTERFACE_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 210 0x00, // bInterfaceNumber
elessair 0:f269e3021894 211 0x00, // bAlternateSetting
elessair 0:f269e3021894 212 0x02, // bNumEndpoints
elessair 0:f269e3021894 213 HID_CLASS, // bInterfaceClass
elessair 0:f269e3021894 214 1, // bInterfaceSubClass
elessair 0:f269e3021894 215 2, // bInterfaceProtocol (mouse)
elessair 0:f269e3021894 216 0x00, // iInterface
elessair 0:f269e3021894 217
elessair 0:f269e3021894 218 HID_DESCRIPTOR_LENGTH, // bLength
elessair 0:f269e3021894 219 HID_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 220 LSB(HID_VERSION_1_11), // bcdHID (LSB)
elessair 0:f269e3021894 221 MSB(HID_VERSION_1_11), // bcdHID (MSB)
elessair 0:f269e3021894 222 0x00, // bCountryCode
elessair 0:f269e3021894 223 0x01, // bNumDescriptors
elessair 0:f269e3021894 224 REPORT_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 225 (uint8_t)(LSB(reportDescLength())), // wDescriptorLength (LSB)
elessair 0:f269e3021894 226 (uint8_t)(MSB(reportDescLength())), // wDescriptorLength (MSB)
elessair 0:f269e3021894 227
elessair 0:f269e3021894 228 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
elessair 0:f269e3021894 229 ENDPOINT_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 230 PHY_TO_DESC(EPINT_IN), // bEndpointAddress
elessair 0:f269e3021894 231 E_INTERRUPT, // bmAttributes
elessair 0:f269e3021894 232 LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
elessair 0:f269e3021894 233 MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
elessair 0:f269e3021894 234 1, // bInterval (milliseconds)
elessair 0:f269e3021894 235
elessair 0:f269e3021894 236 ENDPOINT_DESCRIPTOR_LENGTH, // bLength
elessair 0:f269e3021894 237 ENDPOINT_DESCRIPTOR, // bDescriptorType
elessair 0:f269e3021894 238 PHY_TO_DESC(EPINT_OUT), // bEndpointAddress
elessair 0:f269e3021894 239 E_INTERRUPT, // bmAttributes
elessair 0:f269e3021894 240 LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
elessair 0:f269e3021894 241 MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
elessair 0:f269e3021894 242 1, // bInterval (milliseconds)
elessair 0:f269e3021894 243 };
elessair 0:f269e3021894 244 return configurationDescriptor;
elessair 0:f269e3021894 245 }