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Added more printNumber functions

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Kristian Sloth Lauszus 2013-02-20 22:05:56 +01:00
parent 1fbb7390a0
commit 09c5b6c5a3
2 changed files with 111 additions and 66 deletions
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108
SPP.cpp
View file

@ -795,86 +795,72 @@ void SPP::println(void) {
}
/* These must be used to print numbers */
void SPP::printNumber(uint32_t n) {
char output[11];
intToString(n,output);
print(output);
}
void SPP::printNumberln(uint32_t n) {
char output[13];
intToString(n,output);
strcat(output,"\r\n");
print(output);
}
void SPP::printNumber(int32_t n) {
bool negative = false;
char output[12];
if(n < 0) {
negative = true;
n = -n;
}
uint32_t temp = n;
uint8_t digits = 0;
while (temp) {
temp /= 10;
digits++;
}
if(digits == 0)
print("0");
else {
uint8_t buf[digits+1]; // Add one extra in case it is negative
for(uint8_t i = 1; i < digits+1; i++) {
if(negative)
buf[digits-i+1] = n%10 + '0'; // Get number and convert to ASCII Character
else
buf[digits-i] = n%10 + '0'; // Get number and convert to ASCII Character
n /= 10;
}
if(negative) {
buf[0] = '-';
print(buf,digits+1);
} else
print(buf,digits);
}
char buf[11];
intToString(n*-1,buf);
strcpy(output,"-");
strcat(output,buf);
} else
intToString(n,output);
print(output);
}
void SPP::printNumberln(int32_t n) {
bool negative = false;
char output[14];
if(n < 0) {
negative = true;
n = -n;
}
uint32_t temp = n;
char buf[11];
intToString(n*-1,buf);
strcpy(output,"-");
strcat(output,buf);
} else
intToString(n,output);
strcat(output,"\r\n");
print(output);
}
void SPP::intToString(uint32_t input, char* output) {
uint32_t temp = input;
uint8_t digits = 0;
while (temp) {
while(temp) {
temp /= 10;
digits++;
}
if(digits == 0)
print("0\r\n");
strcpy(output,"0");
else {
uint8_t buf[digits+3]; // Add one extra in case it is negative
for(uint8_t i = 1; i < digits+1; i++) {
if(negative)
buf[digits-i+1] = n%10 + '0'; // Get number and convert to ASCII Character
else
buf[digits-i] = n%10 + '0'; // Get number and convert to ASCII Character
n /= 10;
}
if(negative) {
buf[0] = '-';
buf[digits+1] = '\r';
buf[digits+2] = '\n';
print(buf,digits+3);
} else {
buf[digits] = '\r';
buf[digits+1] = '\n';
print(buf,digits+2);
for(uint8_t i = 1; i <= digits; i++) {
output[digits-i] = input%10 + '0'; // Get number and convert to ASCII Character
input /= 10;
}
output[digits] = '\0'; // Add null character
}
}
void SPP::printNumber(double n, uint8_t digits) {
char output[10];
char output[13+digits];
doubleToString(n,output,digits);
print(output);
}
void SPP::printNumberln(double n, uint8_t digits) {
char buf[10];
char output[12];
doubleToString(n,buf,digits);
strcpy(output,buf);
char output[15+digits];
doubleToString(n,output,digits);
strcat(output,"\r\n");
print(output);
}
void SPP::doubleToString(double input, char* output, uint8_t digits) {
char buffer[10];
char buffer[13+digits];
if(input < 0) {
strcpy(output,"-");
input = -input;
@ -888,18 +874,18 @@ void SPP::doubleToString(double input, char* output, uint8_t digits) {
rounding /= 10.0;
input += rounding;
unsigned long intpart = (unsigned long)input;
itoa(intpart,buffer,10); // Convert to string
uint32_t intpart = (uint32_t)input;
intToString(intpart,buffer); // Convert to string
strcat(output,buffer);
strcat(output,".");
double fractpart = (input-(double)intpart);
fractpart *= pow(10,digits);
for(uint8_t i=1;i<digits;i++) { // Put zeroes in front of number
for(uint8_t i=1;i<digits;i++) { // Put zeros in front of number
if(fractpart < pow(10,digits-i)) {
strcat(output,"0");
}
}
itoa((unsigned long)fractpart,buffer,10); // Convert to string
intToString((uint32_t)fractpart,buffer); // Convert to string
strcat(output,buffer);
}

67
SPP.h
View file

@ -173,16 +173,76 @@ public:
/** Use this to print newline and carriage return. */
void println(void);
/**
* Used to print unsigned integers.
* @param n Unsigned integer to send.
*/
void printNumber(uint8_t n) { printNumber((uint32_t)n); };
/**
* Same as printNumber(uint8_t n), but will include newline and carriage return.
* @param n Unsigned integer to send.
*/
void printNumberln(uint8_t n) { printNumberln((uint32_t)n); };
/**
* Used to print signed integers.
* @param n Integers to send.
* @param n Signed integer to send.
*/
void printNumber(int8_t n) { printNumber((int32_t)n); };
/**
* Same as printNumber(int8_t n), but will include newline and carriage return.
* @param n Signed integer to send.
*/
void printNumberln(int8_t n) { printNumberln((int32_t)n); };
/**
* Used to print unsigned integers.
* @param n Unsigned integer to send.
*/
void printNumber(uint16_t n) { printNumber((uint32_t)n); };
/**
* Same as printNumber(uint16_t n), but will include newline and carriage return.
* @param n Unsigned integer to send.
*/
void printNumberln(uint16_t n) { printNumberln((uint32_t)n); };
/**
* Used to print signed integers.
* @param n Signed integer to send.
*/
void printNumber(int16_t n) { printNumber((int32_t)n); };
/**
* Same as printNumber(int16_t n), but will include newline and carriage return.
* @param n Signed integer to send.
*/
void printNumberln(int16_t n) { printNumberln((int32_t)n); };
/**
* Used to print unsigned integers.
* @param n Unsigned integer to send.
*/
void printNumber(uint32_t n);
/**
* Same as printNumber(uint32_t n), but will include newline and carriage return.
* @param n Unsigned integer to send.
*/
void printNumberln(uint32_t n);
/**
* Used to print signed integers.
* @param n Signed integer to send.
*/
void printNumber(int32_t n);
/**
* Same as printNumber(int32_t n), but will include newline and carriage return.
* @param n Integers to send.
* @param n Signed integer to send.
*/
void printNumberln(int32_t n);
/**
* Helper function to convert from a signed integer to a string.
* @param input Signed integer to convert.
* @param output Output buffer.
*/
void intToString(uint32_t input, char* output);
/**
* Used to print floating-point numbers.
* @param n Floating-point number to print.
@ -195,9 +255,8 @@ public:
* @param digits Number of digits to send. If argument is omitted, then 2 digits will be used.
*/
void printNumberln(double n, uint8_t digits = 2);
/**
* Helper function to convert from double to string.
* Helper function to convert from a double to a string.
* @param input Floating-point number to convert.
* @param output Output buffer.
* @param digits Number of digits to convert. If argument is omitted, then 2 digits will be used.