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Dependencies:   mbed Blynk

u8glibARM/u8g_dev_null.c@0:d8f4c441e032, 2016-06-10 (annotated)

Committer:
lixianyu
Date:
Fri Jun 10 15:20:20 2016 +0000
Revision:
0:d8f4c441e032
u8glib???????????i2c???

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lixianyu 0:d8f4c441e032 1 /*
lixianyu 0:d8f4c441e032 2
lixianyu 0:d8f4c441e032 3 u8g_dev_null.c
lixianyu 0:d8f4c441e032 4
lixianyu 0:d8f4c441e032 5 Universal 8bit Graphics Library
lixianyu 0:d8f4c441e032 6
lixianyu 0:d8f4c441e032 7 Copyright (c) 2011, olikraus@gmail.com
lixianyu 0:d8f4c441e032 8 All rights reserved.
lixianyu 0:d8f4c441e032 9
lixianyu 0:d8f4c441e032 10 Redistribution and use in source and binary forms, with or without modification,
lixianyu 0:d8f4c441e032 11 are permitted provided that the following conditions are met:
lixianyu 0:d8f4c441e032 12
lixianyu 0:d8f4c441e032 13 * Redistributions of source code must retain the above copyright notice, this list
lixianyu 0:d8f4c441e032 14 of conditions and the following disclaimer.
lixianyu 0:d8f4c441e032 15
lixianyu 0:d8f4c441e032 16 * Redistributions in binary form must reproduce the above copyright notice, this
lixianyu 0:d8f4c441e032 17 list of conditions and the following disclaimer in the documentation and/or other
lixianyu 0:d8f4c441e032 18 materials provided with the distribution.
lixianyu 0:d8f4c441e032 19
lixianyu 0:d8f4c441e032 20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
lixianyu 0:d8f4c441e032 21 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
lixianyu 0:d8f4c441e032 22 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
lixianyu 0:d8f4c441e032 23 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
lixianyu 0:d8f4c441e032 24 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
lixianyu 0:d8f4c441e032 25 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
lixianyu 0:d8f4c441e032 26 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
lixianyu 0:d8f4c441e032 27 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
lixianyu 0:d8f4c441e032 28 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
lixianyu 0:d8f4c441e032 29 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
lixianyu 0:d8f4c441e032 30 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
lixianyu 0:d8f4c441e032 31 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
lixianyu 0:d8f4c441e032 32 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
lixianyu 0:d8f4c441e032 33
lixianyu 0:d8f4c441e032 34
lixianyu 0:d8f4c441e032 35 */
lixianyu 0:d8f4c441e032 36
lixianyu 0:d8f4c441e032 37 #include "u8g.h"
lixianyu 0:d8f4c441e032 38
lixianyu 0:d8f4c441e032 39 uint8_t u8g_dev_null(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
lixianyu 0:d8f4c441e032 40 {
lixianyu 0:d8f4c441e032 41 switch(msg)
lixianyu 0:d8f4c441e032 42 {
lixianyu 0:d8f4c441e032 43 case U8G_DEV_MSG_SET_8PIXEL: /* most often used command */
lixianyu 0:d8f4c441e032 44 break;
lixianyu 0:d8f4c441e032 45 case U8G_DEV_MSG_SET_PIXEL:
lixianyu 0:d8f4c441e032 46 break;
lixianyu 0:d8f4c441e032 47 case U8G_DEV_MSG_INIT:
lixianyu 0:d8f4c441e032 48 break;
lixianyu 0:d8f4c441e032 49 case U8G_DEV_MSG_STOP:
lixianyu 0:d8f4c441e032 50 break;
lixianyu 0:d8f4c441e032 51 case U8G_DEV_MSG_PAGE_FIRST:
lixianyu 0:d8f4c441e032 52 break;
lixianyu 0:d8f4c441e032 53 case U8G_DEV_MSG_PAGE_NEXT:
lixianyu 0:d8f4c441e032 54 break;
lixianyu 0:d8f4c441e032 55 #ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION
lixianyu 0:d8f4c441e032 56 case U8G_DEV_MSG_IS_BBX_INTERSECTION:
lixianyu 0:d8f4c441e032 57 return 1;
lixianyu 0:d8f4c441e032 58 #endif
lixianyu 0:d8f4c441e032 59 case U8G_DEV_MSG_GET_PAGE_BOX:
lixianyu 0:d8f4c441e032 60 break;
lixianyu 0:d8f4c441e032 61 case U8G_DEV_MSG_SET_COLOR_ENTRY:
lixianyu 0:d8f4c441e032 62 break;
lixianyu 0:d8f4c441e032 63 case U8G_DEV_MSG_SET_XY_CB:
lixianyu 0:d8f4c441e032 64 break;
lixianyu 0:d8f4c441e032 65 }
lixianyu 0:d8f4c441e032 66 return 1;
lixianyu 0:d8f4c441e032 67 }
lixianyu 0:d8f4c441e032 68