不韋 呂 / F746_SD_BitmapViewer

microSD カードのビットマップ･ファイルのビュアー．画像の最大値　縦：272ピクセル，横：480ピクセル． Bitmap file viewer for microSD card. Maximum size Vertical: 272 pixels, Horizontal: 480.

Dependencies:   SDFileSystem_Warning_Fixed F746_GUI

mbed_src_STM32F7/common/RawSerial.cpp@0:f62ffd3644bf, 2018-10-21 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 21 11:29:47 2018 +0000
Revision:
0:f62ffd3644bf
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:f62ffd3644bf 1 /* mbed Microcontroller Library
MikamiUitOpen 0:f62ffd3644bf 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 0:f62ffd3644bf 3 *
MikamiUitOpen 0:f62ffd3644bf 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:f62ffd3644bf 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:f62ffd3644bf 6 * You may obtain a copy of the License at
MikamiUitOpen 0:f62ffd3644bf 7 *
MikamiUitOpen 0:f62ffd3644bf 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:f62ffd3644bf 9 *
MikamiUitOpen 0:f62ffd3644bf 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:f62ffd3644bf 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:f62ffd3644bf 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:f62ffd3644bf 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:f62ffd3644bf 14 * limitations under the License.
MikamiUitOpen 0:f62ffd3644bf 15 */
MikamiUitOpen 0:f62ffd3644bf 16 #include "RawSerial.h"
MikamiUitOpen 0:f62ffd3644bf 17 #include "wait_api.h"
MikamiUitOpen 0:f62ffd3644bf 18 #include <cstdarg>
MikamiUitOpen 0:f62ffd3644bf 19
MikamiUitOpen 0:f62ffd3644bf 20 #if DEVICE_SERIAL
MikamiUitOpen 0:f62ffd3644bf 21
MikamiUitOpen 0:f62ffd3644bf 22 #define STRING_STACK_LIMIT 120
MikamiUitOpen 0:f62ffd3644bf 23
MikamiUitOpen 0:f62ffd3644bf 24 namespace mbed {
MikamiUitOpen 0:f62ffd3644bf 25
MikamiUitOpen 0:f62ffd3644bf 26 RawSerial::RawSerial(PinName tx, PinName rx) : SerialBase(tx, rx) {
MikamiUitOpen 0:f62ffd3644bf 27 }
MikamiUitOpen 0:f62ffd3644bf 28
MikamiUitOpen 0:f62ffd3644bf 29 int RawSerial::getc() {
MikamiUitOpen 0:f62ffd3644bf 30 return _base_getc();
MikamiUitOpen 0:f62ffd3644bf 31 }
MikamiUitOpen 0:f62ffd3644bf 32
MikamiUitOpen 0:f62ffd3644bf 33 int RawSerial::putc(int c) {
MikamiUitOpen 0:f62ffd3644bf 34 return _base_putc(c);
MikamiUitOpen 0:f62ffd3644bf 35 }
MikamiUitOpen 0:f62ffd3644bf 36
MikamiUitOpen 0:f62ffd3644bf 37 int RawSerial::puts(const char *str) {
MikamiUitOpen 0:f62ffd3644bf 38 while (*str)
MikamiUitOpen 0:f62ffd3644bf 39 putc(*str ++);
MikamiUitOpen 0:f62ffd3644bf 40 return 0;
MikamiUitOpen 0:f62ffd3644bf 41 }
MikamiUitOpen 0:f62ffd3644bf 42
MikamiUitOpen 0:f62ffd3644bf 43 // Experimental support for printf in RawSerial. No Stream inheritance
MikamiUitOpen 0:f62ffd3644bf 44 // means we can't call printf() directly, so we use sprintf() instead.
MikamiUitOpen 0:f62ffd3644bf 45 // We only call malloc() for the sprintf() buffer if the buffer
MikamiUitOpen 0:f62ffd3644bf 46 // length is above a certain threshold, otherwise we use just the stack.
MikamiUitOpen 0:f62ffd3644bf 47 int RawSerial::printf(const char *format, ...) {
MikamiUitOpen 0:f62ffd3644bf 48 std::va_list arg;
MikamiUitOpen 0:f62ffd3644bf 49 va_start(arg, format);
MikamiUitOpen 0:f62ffd3644bf 50 // ARMCC microlib does not properly handle a size of 0.
MikamiUitOpen 0:f62ffd3644bf 51 // As a workaround supply a dummy buffer with a size of 1.
MikamiUitOpen 0:f62ffd3644bf 52 char dummy_buf[1];
MikamiUitOpen 0:f62ffd3644bf 53 int len = vsnprintf(dummy_buf, sizeof(dummy_buf), format, arg);
MikamiUitOpen 0:f62ffd3644bf 54 if (len < STRING_STACK_LIMIT) {
MikamiUitOpen 0:f62ffd3644bf 55 char temp[STRING_STACK_LIMIT];
MikamiUitOpen 0:f62ffd3644bf 56 vsprintf(temp, format, arg);
MikamiUitOpen 0:f62ffd3644bf 57 puts(temp);
MikamiUitOpen 0:f62ffd3644bf 58 } else {
MikamiUitOpen 0:f62ffd3644bf 59 char *temp = new char[len + 1];
MikamiUitOpen 0:f62ffd3644bf 60 vsprintf(temp, format, arg);
MikamiUitOpen 0:f62ffd3644bf 61 puts(temp);
MikamiUitOpen 0:f62ffd3644bf 62 delete[] temp;
MikamiUitOpen 0:f62ffd3644bf 63 }
MikamiUitOpen 0:f62ffd3644bf 64 va_end(arg);
MikamiUitOpen 0:f62ffd3644bf 65 return len;
MikamiUitOpen 0:f62ffd3644bf 66 }
MikamiUitOpen 0:f62ffd3644bf 67
MikamiUitOpen 0:f62ffd3644bf 68 } // namespace mbed
MikamiUitOpen 0:f62ffd3644bf 69
MikamiUitOpen 0:f62ffd3644bf 70 #endif