Bodmer/TFT_eSPI
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Allow drawFloat with decimal places = 0

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See #1639
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Bodmer
2022-02-16 20:16:30 +00:00
parent 86101770ac
commit 032e54dd10
4 changed files with 10 additions and 3 deletions
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7
TFT_eSPI.cpp
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@ -5105,6 +5105,7 @@ int16_t TFT_eSPI::drawFloat(float floatNumber, uint8_t dp, int32_t poX, int32_t
uint8_t ptr = 0; // Initialise pointer for array uint8_t ptr = 0; // Initialise pointer for array
int8_t digits = 1; // Count the digits to avoid array overflow int8_t digits = 1; // Count the digits to avoid array overflow
float rounding = 0.5; // Round up down delta float rounding = 0.5; // Round up down delta
bool negative = false;
if (dp > 7) dp = 7; // Limit the size of decimal portion if (dp > 7) dp = 7; // Limit the size of decimal portion
@ -5116,10 +5117,16 @@ int16_t TFT_eSPI::drawFloat(float floatNumber, uint8_t dp, int32_t poX, int32_t
str[ptr] = 0; // Put a null in the array as a precaution str[ptr] = 0; // Put a null in the array as a precaution
digits = 0; // Set digits to 0 to compensate so pointer value can be used later digits = 0; // Set digits to 0 to compensate so pointer value can be used later
floatNumber = -floatNumber; // Make positive floatNumber = -floatNumber; // Make positive
negative = true;
} }
floatNumber += rounding; // Round up or down floatNumber += rounding; // Round up or down
if (dp == 0) {
if (negative) floatNumber = -floatNumber;
return drawNumber((long)floatNumber, poX, poY, font);
}
// For error put ... in string and return (all TFT_eSPI library fonts contain . character) // For error put ... in string and return (all TFT_eSPI library fonts contain . character)
if (floatNumber >= 2147483647) { if (floatNumber >= 2147483647) {
strcpy(str, "..."); strcpy(str, "...");

2
TFT_eSPI.h
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@ -16,7 +16,7 @@
#ifndef _TFT_eSPIH_ #ifndef _TFT_eSPIH_
#define _TFT_eSPIH_ #define _TFT_eSPIH_
#define TFT_ESPI_VERSION "2.4.38" #define TFT_ESPI_VERSION "2.4.39"
// Bit level feature flags // Bit level feature flags
// Bit 0 set: viewport capability // Bit 0 set: viewport capability

2
library.json
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@ -1,6 +1,6 @@
{ {
"name": "TFT_eSPI", "name": "TFT_eSPI",
"version": "2.4.38", "version": "2.4.39",
"keywords": "Arduino, tft, ePaper, display, Pico, RP2040, STM32, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9481, ILI9486, ILI9488, ST7789, RM68140, SSD1351, SSD1963, ILI9225, HX8357D", "keywords": "Arduino, tft, ePaper, display, Pico, RP2040, STM32, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9481, ILI9486, ILI9488, ST7789, RM68140, SSD1351, SSD1963, ILI9225, HX8357D",
"description": "A TFT and ePaper SPI graphics library with optimisation for Raspberry Pi Pico, ESP8266, ESP32 and STM32", "description": "A TFT and ePaper SPI graphics library with optimisation for Raspberry Pi Pico, ESP8266, ESP32 and STM32",
"repository": "repository":

2
library.properties
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@ -1,5 +1,5 @@
name=TFT_eSPI name=TFT_eSPI
version=2.4.38 version=2.4.39
author=Bodmer author=Bodmer
maintainer=Bodmer maintainer=Bodmer
sentence=TFT graphics library for Arduino processors with performance optimisation for RP2040, STM32, ESP8266 and ESP32 sentence=TFT graphics library for Arduino processors with performance optimisation for RP2040, STM32, ESP8266 and ESP32