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fix rounding of web number-inputs

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This commit is contained in:
MichaelDvP
2023-01-18 08:52:38 +01:00
parent a21352ae4f
commit 8db5724b77
1 changed files with 4 additions and 3 deletions
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7
src/helpers.cpp
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@@ -249,10 +249,11 @@ char * Helpers::render_value(char * result, const double value, const int8_t for
return nullptr; return nullptr;
} }
uint32_t p[] = {0, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000}; uint32_t p[] = {1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000};
char * ret = result; char * ret = result;
auto whole = (int32_t)value; double v = value < 0 ? value - 1.0 / (2 * p[format]) : value + 1.0 / (2 * p[format]);
auto whole = (int32_t)v;
itoa(whole, result, 10); itoa(whole, result, 10);
@@ -261,7 +262,7 @@ char * Helpers::render_value(char * result, const double value, const int8_t for
} }
*result++ = '.'; *result++ = '.';
auto decimal = abs((int32_t)((value - whole) * p[format])); auto decimal = abs((int32_t)((v - whole) * p[format]));
for (int8_t i = 1; i < format; i++) { for (int8_t i = 1; i < format; i++) {
if (decimal < p[i]) { if (decimal < p[i]) {
*result++ = '0'; // add leading zeros *result++ = '0'; // add leading zeros