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Dependencies:   mbed

USBDevice/USBHID/.svn/text-base/USBMouseKeyboard.cpp.svn-base@0:505207de8566, 2011-11-29 (annotated)

Committer:
znuh
Date:
Tue Nov 29 21:26:20 2011 +0000
Revision:
0:505207de8566

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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     1

/* Keyboard_RelMouse.c */





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/* USB device example: Keyboard and a relative mouse */





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/* Copyright (c) 2011 ARM Limited. All rights reserved. */





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#include "stdint.h"





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#include "USBMouseKeyboard.h"





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uint8_t * USBMouseKeyboard::ReportDesc() {





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    if (mouse_type == REL_MOUSE) {





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        static uint8_t reportDescriptor[] = {





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            /* Keyboard */





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            USAGE_PAGE(1),      0x01,





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            USAGE(1),           0x06,





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            COLLECTION(1),      0x01,





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            REPORT_ID(1),       REPORT_ID_KEYBOARD,





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            USAGE_PAGE(1),      0x07,





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            USAGE_MINIMUM(1),       0xE0,





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            USAGE_MAXIMUM(1),       0xE7,





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            LOGICAL_MINIMUM(1),     0x00,





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            LOGICAL_MAXIMUM(1),     0x01,





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            REPORT_SIZE(1),     0x01,





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            REPORT_COUNT(1),    0x08,





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            INPUT(1),           0x02,





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            REPORT_COUNT(1),    0x01,





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            REPORT_SIZE(1),     0x08,





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            INPUT(1),           0x01,





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            REPORT_COUNT(1),    0x05,





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            REPORT_SIZE(1),     0x01,





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            USAGE_PAGE(1),      0x08,





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            USAGE_MINIMUM(1),       0x01,





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            USAGE_MAXIMUM(1),       0x05,





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            OUTPUT(1),          0x02,





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            REPORT_COUNT(1),    0x01,





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            REPORT_SIZE(1),     0x03,





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            OUTPUT(1),          0x01,





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            REPORT_COUNT(1),    0x06,





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            REPORT_SIZE(1),     0x08,





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            LOGICAL_MINIMUM(1),     0x00,





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            LOGICAL_MAXIMUM(2),     0xff, 0x00,





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            USAGE_PAGE(1),      0x07,





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            USAGE_MINIMUM(1),       0x00,





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            USAGE_MAXIMUM(2),       0xff, 0x00,





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            INPUT(1),           0x00,





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            END_COLLECTION(0),





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            /* Mouse */





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            USAGE_PAGE(1),      0x01,           /* Generic Desktop */





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            USAGE(1),           0x02,           /* Mouse */





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            COLLECTION(1),      0x01,           /* Application*/





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            USAGE(1),           0x01,           /* Pointer */





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            COLLECTION(1),      0x00,           /* Physical */





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            REPORT_ID(1),       REPORT_ID_MOUSE,





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            REPORT_COUNT(1),    0x03,





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            REPORT_SIZE(1),     0x01,





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            USAGE_PAGE(1),      0x09,           /* Buttons */





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            USAGE_MINIMUM(1),       0x1,





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            USAGE_MAXIMUM(1),       0x3,





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            LOGICAL_MINIMUM(1),     0x00,





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            LOGICAL_MAXIMUM(1),     0x01,





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            INPUT(1),           0x02,





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            REPORT_COUNT(1),    0x01,





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            REPORT_SIZE(1),     0x05,





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            INPUT(1),           0x01,





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            REPORT_COUNT(1),    0x03,





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            REPORT_SIZE(1),     0x08,





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            USAGE_PAGE(1),      0x01,





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            USAGE(1),           0x30,           /* X */





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            USAGE(1),           0x31,           /* Y */





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            USAGE(1),           0x38,           /* scroll */





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            LOGICAL_MINIMUM(1),     0x81,





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            LOGICAL_MAXIMUM(1),     0x7f,





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            INPUT(1),           0x06,





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            END_COLLECTION(0),





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            END_COLLECTION(0),





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        /* Media Control */





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        USAGE_PAGE(1), 0x0C,





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        USAGE(1), 0x01,





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        COLLECTION(1), 0x01,





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        REPORT_ID(1), REPORT_ID_VOLUME,





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        USAGE_PAGE(1), 0x0C,





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        LOGICAL_MINIMUM(1), 0x00,





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        LOGICAL_MAXIMUM(1), 0x01,





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        REPORT_SIZE(1), 0x01,





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        REPORT_COUNT(1), 0x07,





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        USAGE(1), 0xB5,             /* Next Track */





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        USAGE(1), 0xB6,             /* Previous Track */





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        USAGE(1), 0xB7,             /* Stop */





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        USAGE(1), 0xCD,             /* Play / Pause */





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        USAGE(1), 0xE2,             /* Mute */





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        USAGE(1), 0xE9,             /* Volume Up */





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        USAGE(1), 0xEA,             /* Volume Down */





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        INPUT(1), 0x02,             /* Input (Data, Variable, Absolute) */





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        REPORT_COUNT(1), 0x01,





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        INPUT(1), 0x01,





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        END_COLLECTION(0),





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        };





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        reportLength = sizeof(reportDescriptor);





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        return reportDescriptor;





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    } else if (mouse_type == ABS_MOUSE) {





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        static uint8_t reportDescriptor[] = {





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        /* Keyboard */





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        USAGE_PAGE(1),      0x01,





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        USAGE(1),           0x06,





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        COLLECTION(1),      0x01,





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        REPORT_ID(1),       REPORT_ID_KEYBOARD,





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        USAGE_PAGE(1),      0x07,





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        USAGE_MINIMUM(1),       0xE0,





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        USAGE_MAXIMUM(1),       0xE7,





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        LOGICAL_MINIMUM(1),     0x00,





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        LOGICAL_MAXIMUM(1),     0x01,





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        REPORT_SIZE(1),     0x01,





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        REPORT_COUNT(1),    0x08,





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        INPUT(1),           0x02,





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        REPORT_COUNT(1),    0x01,





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        REPORT_SIZE(1),     0x08,





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        INPUT(1),           0x01,





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        REPORT_COUNT(1),    0x05,





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        REPORT_SIZE(1),     0x01,





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        USAGE_PAGE(1),      0x08,





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        USAGE_MINIMUM(1),       0x01,





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        USAGE_MAXIMUM(1),       0x05,





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        OUTPUT(1),          0x02,





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        REPORT_COUNT(1),    0x01,





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        REPORT_SIZE(1),     0x03,





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        OUTPUT(1),          0x01,





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        REPORT_COUNT(1),    0x06,





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        REPORT_SIZE(1),     0x08,





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        LOGICAL_MINIMUM(1),     0x00,





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        LOGICAL_MAXIMUM(2),     0xff, 0x00,





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        USAGE_PAGE(1),      0x07,





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        USAGE_MINIMUM(1),       0x00,





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        USAGE_MAXIMUM(2),       0xff, 0x00,





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        INPUT(1),           0x00,





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        END_COLLECTION(0),





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        /* Mouse */





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        USAGE_PAGE(1), 0x01,                    /* Generic Desktop */





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        USAGE(1), 0x02,                         /* Mouse */





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        COLLECTION(1), 0x01,                    /* Application*/





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        USAGE(1), 0x01,                         /* Pointer */





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        COLLECTION(1), 0x00,                    /* Physical */





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        REPORT_ID(1),       REPORT_ID_MOUSE,





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        USAGE_PAGE(1), 0x01,                /* Generic Desktop */





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        USAGE(1), 0x30,                     /* X */





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        USAGE(1), 0x31,                     /* Y */





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        LOGICAL_MINIMUM(1), 0x00,           /* 0 */





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        LOGICAL_MAXIMUM(2), 0xff, 0x7f,     /* 32767 */





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        REPORT_SIZE(1), 0x10,





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        REPORT_COUNT(1), 0x02,





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        INPUT(1), 0x02,                     /* Data, Variable, Absolute */





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        USAGE_PAGE(1), 0x01,                /* Generic Desktop */





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        USAGE(1), 0x38,                     /* scroll */





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        LOGICAL_MINIMUM(1), 0x81,           /* -127 */





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        LOGICAL_MAXIMUM(1), 0x7f,           /* 127 */





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        REPORT_SIZE(1), 0x08,





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        REPORT_COUNT(1), 0x01,





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        INPUT(1), 0x06,                     /* Data, Variable, Relative */





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        USAGE_PAGE(1), 0x09,                /* Buttons */





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        USAGE_MINIMUM(1), 0x01,





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        USAGE_MAXIMUM(1), 0x03,





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        LOGICAL_MINIMUM(1), 0x00,           /* 0 */





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        LOGICAL_MAXIMUM(1), 0x01,           /* 1 */





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        REPORT_COUNT(1), 0x03,





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        REPORT_SIZE(1), 0x01,





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        INPUT(1), 0x02,                     /* Data, Variable, Absolute */





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        REPORT_COUNT(1), 0x01,





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        REPORT_SIZE(1), 0x05,





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        INPUT(1), 0x01,                     /* Constant */





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        END_COLLECTION(0),





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        END_COLLECTION(0),





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        /* Media Control */





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        USAGE_PAGE(1), 0x0C,





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        USAGE(1), 0x01,





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        COLLECTION(1), 0x01,





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        REPORT_ID(1), REPORT_ID_VOLUME,





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        USAGE_PAGE(1), 0x0C,





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        LOGICAL_MINIMUM(1), 0x00,





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        LOGICAL_MAXIMUM(1), 0x01,





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        REPORT_SIZE(1), 0x01,





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        REPORT_COUNT(1), 0x07,





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        USAGE(1), 0xB5,             /* Next Track */





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        USAGE(1), 0xB6,             /* Previous Track */





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        USAGE(1), 0xB7,             /* Stop */





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        USAGE(1), 0xCD,             /* Play / Pause */





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        USAGE(1), 0xE2,             /* Mute */





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        USAGE(1), 0xE9,             /* Volume Up */





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        USAGE(1), 0xEA,             /* Volume Down */





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        INPUT(1), 0x02,             /* Input (Data, Variable, Absolute) */





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        REPORT_COUNT(1), 0x01,





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        INPUT(1), 0x01,





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        END_COLLECTION(0),





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        };





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        reportLength = sizeof(reportDescriptor);





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        return reportDescriptor;





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   210

    }





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    return NULL;





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}





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bool USBMouseKeyboard::update(int16_t x, int16_t y, uint8_t button, int8_t z) {





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    switch (mouse_type) {





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        case REL_MOUSE:





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            while (x > 127) {





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                if (!mouseSend(127, 0, button, z)) return false;





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                x = x - 127;





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   221

            }





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            while (x < -128) {





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                if (!mouseSend(-128, 0, button, z)) return false;





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                x = x + 128;





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            }





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            while (y > 127) {





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                if (!mouseSend(0, 127, button, z)) return false;





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   228

                y = y - 127;





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   229

            }





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            while (y < -128) {





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                if (!mouseSend(0, -128, button, z)) return false;





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                y = y + 128;





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   233

            }





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            return mouseSend(x, y, button, z);





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        case ABS_MOUSE:





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            HID_REPORT report;





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            report.data[0] = REPORT_ID_MOUSE;





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            report.data[1] = x & 0xff;





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            report.data[2] = (x >> 8) & 0xff;





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            report.data[3] = y & 0xff;





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            report.data[4] = (y >> 8) & 0xff;





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            report.data[5] = -z;





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            report.data[6] = button & 0x07;





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   245







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            report.length = 7;





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   247







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            return USBHID_send(EPINT_IN, &report);





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        default:





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            return false;





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    }





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}





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bool USBMouseKeyboard::mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z) {





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    HID_REPORT report;





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    report.data[0] = REPORT_ID_MOUSE;





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    report.data[1] = buttons & 0x07;





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    report.data[2] = x;





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    report.data[3] = y;





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    report.data[4] = -z; /* >0 to scroll down, <0 to scroll up */





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    report.length = 5;





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    return USBHID_send(EPINT_IN, &report);





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}





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bool USBMouseKeyboard::move(int16_t x, int16_t y) {





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    return update(x, y, button, 0);





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}





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bool USBMouseKeyboard::scroll(int8_t z) {





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    return update(0, 0, button, z);





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}





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bool USBMouseKeyboard::doubleClick() {





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    if (!click(MOUSE_LEFT))





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        return false;





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    wait(0.1);





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    return click(MOUSE_LEFT);





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}





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bool USBMouseKeyboard::click(uint8_t button) {





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    if (!update(0, 0, button, 0))





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        return false;





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    wait(0.01);





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    return update(0, 0, 0, 0);





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}





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bool USBMouseKeyboard::press(uint8_t button_) {





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    button = button_ & 0x07;





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    return update(0, 0, button, 0);





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}





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bool USBMouseKeyboard::release(uint8_t button_) {





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    button = (button & (~button_)) & 0x07;





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    return update(0, 0, button, 0);





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}





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int USBMouseKeyboard::_putc(int c) {





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    return keyCode(keymap[c].modifier, c);





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}





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bool USBMouseKeyboard::keyCode(uint8_t modifier, uint8_t key) {





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    /* Send a simulated keyboard keypress. Returns true if successful. */





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    HID_REPORT report;





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    report.data[0] = REPORT_ID_KEYBOARD;





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    report.data[1] = modifier;





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    report.data[2] = 0;





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    report.data[3] = keymap[key].usage;





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    report.data[4] = 0;





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    report.data[5] = 0;





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    report.data[6] = 0;





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    report.data[7] = 0;





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    report.data[8] = 0;





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    report.length = 9;





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    if (!USBHID_send(EPINT_IN, &report)) {





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        return false;





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    }





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    report.data[1] = 0;





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    report.data[3] = 0;





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    if (!USBHID_send(EPINT_IN, &report)) {





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        return false;





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    }





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    return true;





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}





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bool USBMouseKeyboard::mediaControl(MEDIA_KEY key) {





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    HID_REPORT report;





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    report.data[0] = REPORT_ID_VOLUME;





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    report.data[1] = (1 << key) & 0x7f;





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    report.length = 2;





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    return USBHID_send(EPINT_IN, &report);





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}





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   354