Transistor Gijutsu, October 2014, Special Features Chapter 9, Software of the Function Generator トランジスタ技術2014年10月号 特集第9章のソフトウェア わがまま波形発生器のソフトウェア

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Show/hide line numbers USBMouseKeyboard.h Source File

USBMouseKeyboard.h

00001 /* Copyright (c) 2010-2011 mbed.org, MIT License
00002 *
00003 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
00004 * and associated documentation files (the "Software"), to deal in the Software without
00005 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
00006 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
00007 * Software is furnished to do so, subject to the following conditions:
00008 *
00009 * The above copyright notice and this permission notice shall be included in all copies or
00010 * substantial portions of the Software.
00011 *
00012 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
00013 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00014 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
00015 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00016 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00017 */
00018 
00019 #ifndef USBMOUSEKEYBOARD_H
00020 #define USBMOUSEKEYBOARD_H
00021 
00022 #define REPORT_ID_KEYBOARD 1
00023 #define REPORT_ID_MOUSE 2
00024 #define REPORT_ID_VOLUME 3
00025 
00026 #include "USBMouse.h"
00027 #include "USBKeyboard.h"
00028 #include "Stream.h"
00029 #include "USBHID.h"
00030 
00031 /** 
00032  * USBMouseKeyboard example
00033  * @code
00034  *
00035  * #include "mbed.h"
00036  * #include "USBMouseKeyboard.h"
00037  *
00038  * USBMouseKeyboard key_mouse;
00039  *
00040  * int main(void)
00041  * {
00042  *   while(1)
00043  *   {
00044  *       key_mouse.move(20, 0);
00045  *       key_mouse.printf("Hello From MBED\r\n");
00046  *       wait(1);
00047  *   }
00048  * }
00049  * @endcode
00050  *
00051  *
00052  * @code
00053  *
00054  * #include "mbed.h"
00055  * #include "USBMouseKeyboard.h"
00056  *
00057  * USBMouseKeyboard key_mouse(ABS_MOUSE);
00058  *
00059  * int main(void)
00060  * {
00061  *   while(1)
00062  *   {
00063  *       key_mouse.move(X_MAX_ABS/2, Y_MAX_ABS/2);
00064  *       key_mouse.printf("Hello from MBED\r\n");
00065  *       wait(1);
00066  *   }
00067  * }
00068  * @endcode
00069  */
00070 class USBMouseKeyboard: public USBHID, public Stream
00071 {
00072     public:
00073     
00074         /**
00075         *   Constructor
00076         *
00077         * @param mouse_type Mouse type: ABS_MOUSE (absolute mouse) or REL_MOUSE (relative mouse) (default: REL_MOUSE)
00078         * @param leds Leds bus: first: NUM_LOCK, second: CAPS_LOCK, third: SCROLL_LOCK
00079         * @param vendor_id Your vendor_id (default: 0x1234)
00080         * @param product_id Your product_id (default: 0x0001)
00081         * @param product_release Your preoduct_release (default: 0x0001)
00082         *
00083         */
00084         USBMouseKeyboard(MOUSE_TYPE mouse_type = REL_MOUSE, uint16_t vendor_id = 0x0021, uint16_t product_id = 0x0011, uint16_t product_release = 0x0001): 
00085             USBHID(0, 0, vendor_id, product_id, product_release, false)
00086             {
00087                 lock_status = 0;
00088                 button = 0;
00089                 this->mouse_type = mouse_type;
00090                 connect();
00091             };
00092             
00093         /**
00094         * Write a state of the mouse
00095         *
00096         * @param x x-axis position
00097         * @param y y-axis position
00098         * @param buttons buttons state (first bit represents MOUSE_LEFT, second bit MOUSE_RIGHT and third bit MOUSE_MIDDLE)
00099         * @param z wheel state (>0 to scroll down, <0 to scroll up)
00100         * @returns true if there is no error, false otherwise
00101         */
00102         bool update(int16_t x, int16_t y, uint8_t buttons, int8_t z);
00103         
00104         
00105         /**
00106         * Move the cursor to (x, y)
00107         *
00108         * @param x x-axis position
00109         * @param y y-axis position
00110         * @returns true if there is no error, false otherwise
00111         */
00112         bool move(int16_t x, int16_t y);
00113         
00114         /**
00115         * Press one or several buttons
00116         *
00117         * @param button button state (ex: press(MOUSE_LEFT))
00118         * @returns true if there is no error, false otherwise
00119         */
00120         bool press(uint8_t button);
00121         
00122         /**
00123         * Release one or several buttons
00124         *
00125         * @param button button state (ex: release(MOUSE_LEFT))
00126         * @returns true if there is no error, false otherwise
00127         */
00128         bool release(uint8_t button);
00129         
00130         /**
00131         * Double click (MOUSE_LEFT)
00132         *
00133         * @returns true if there is no error, false otherwise
00134         */
00135         bool doubleClick();
00136         
00137         /**
00138         * Click
00139         *
00140         * @param button state of the buttons ( ex: clic(MOUSE_LEFT))
00141         * @returns true if there is no error, false otherwise
00142         */
00143         bool click(uint8_t button); 
00144         
00145         /**
00146         * Scrolling
00147         *
00148         * @param z value of the wheel (>0 to go down, <0 to go up)
00149         * @returns true if there is no error, false otherwise
00150         */
00151         bool scroll(int8_t z);
00152 
00153         /**
00154         * To send a character defined by a modifier(CTRL, SHIFT, ALT) and the key 
00155         *
00156         * @code
00157         * //To send CTRL + s (save)
00158         *  keyboard.keyCode('s', KEY_CTRL);
00159         * @endcode
00160         *
00161         * @param modifier bit 0: KEY_CTRL, bit 1: KEY_SHIFT, bit 2: KEY_ALT (default: 0)
00162         * @param key character to send
00163         * @returns true if there is no error, false otherwise
00164         */
00165         bool keyCode(uint8_t key, uint8_t modifier = 0);
00166         
00167         /**
00168         * Send a character
00169         *
00170         * @param c character to be sent
00171         * @returns true if there is no error, false otherwise
00172         */
00173         virtual int _putc(int c);
00174         
00175         /**
00176         * Control media keys
00177         *
00178         * @param key media key pressed (KEY_NEXT_TRACK, KEY_PREVIOUS_TRACK, KEY_STOP, KEY_PLAY_PAUSE, KEY_MUTE, KEY_VOLUME_UP, KEY_VOLUME_DOWN)
00179         * @returns true if there is no error, false otherwise
00180         */
00181         bool mediaControl(MEDIA_KEY key);
00182         
00183         /**
00184         * Read status of lock keys. Useful to switch-on/off leds according to key pressed. Only the first three bits of the result is important:
00185         *   - First bit: NUM_LOCK
00186         *   - Second bit: CAPS_LOCK
00187         *   - Third bit: SCROLL_LOCK
00188         *
00189         * @returns status of lock keys
00190         */
00191         uint8_t lockStatus();
00192         
00193         /*
00194         * To define the report descriptor. Warning: this method has to store the length of the report descriptor in reportLength.
00195         *
00196         * @returns pointer to the report descriptor
00197         */
00198         virtual uint8_t * reportDesc();
00199         
00200         /*
00201         * Called when a data is received on the OUT endpoint. Useful to switch on LED of LOCK keys
00202         *
00203         * @returns if handle by subclass, return true
00204         */
00205         virtual bool EP1_OUT_callback();
00206         
00207         
00208     private:
00209         bool mouseWrite(int8_t x, int8_t y, uint8_t buttons, int8_t z);
00210         MOUSE_TYPE mouse_type;
00211         uint8_t button;
00212         bool mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z);
00213         
00214         uint8_t lock_status;
00215         
00216         //dummy otherwise it doesn't compile (we must define all methods of an abstract class)
00217         virtual int _getc() { return -1;}
00218 };
00219 
00220 #endif