Determine the number of digits from the max value. (#1271)

This commit is contained in:
Riku Isokoski 2022-08-21 14:52:14 +03:00 committed by GitHub
parent c2b6a8de3e
commit 62c4ff9c2d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 15 additions and 4 deletions

View File

@ -18,9 +18,17 @@ namespace {
widget->DownBtnPressed(); widget->DownBtnPressed();
} }
} }
constexpr int digitCount(int number) {
int digitCount = 0;
while (number > 0) {
digitCount++;
number /= 10;
}
return digitCount;
}
} }
Counter::Counter(int min, int max, lv_font_t& font) : min {min}, max {max}, value {min}, font {font} { Counter::Counter(int min, int max, lv_font_t& font) : min {min}, max {max}, value {min}, font {font}, leadingZeroCount {digitCount(max)} {
} }
void Counter::UpBtnPressed() { void Counter::UpBtnPressed() {
@ -72,14 +80,14 @@ void Counter::UpdateLabel() {
if (value == 0) { if (value == 0) {
lv_label_set_text_static(number, "12"); lv_label_set_text_static(number, "12");
} else if (value <= 12) { } else if (value <= 12) {
lv_label_set_text_fmt(number, "%.2i", value); lv_label_set_text_fmt(number, "%.*i", leadingZeroCount, value);
} else { } else {
lv_label_set_text_fmt(number, "%.2i", value - 12); lv_label_set_text_fmt(number, "%.*i", leadingZeroCount, value - 12);
} }
} else if (monthMode) { } else if (monthMode) {
lv_label_set_text(number, Controllers::DateTime::MonthShortToStringLow(static_cast<Controllers::DateTime::Months>(value))); lv_label_set_text(number, Controllers::DateTime::MonthShortToStringLow(static_cast<Controllers::DateTime::Months>(value)));
} else { } else {
lv_label_set_text_fmt(number, "%.2i", value); lv_label_set_text_fmt(number, "%.*i", leadingZeroCount, value);
} }
} }
@ -95,6 +103,8 @@ void Counter::EnableMonthMode() {
monthMode = true; monthMode = true;
} }
// Counter cannot be resized after creation,
// so the newMax value must have the same number of digits as the old one
void Counter::SetMax(int newMax) { void Counter::SetMax(int newMax) {
max = newMax; max = newMax;
if (value > max) { if (value > max) {

View File

@ -41,6 +41,7 @@ namespace Pinetime {
int min; int min;
int max; int max;
int value; int value;
const int leadingZeroCount;
bool twelveHourMode = false; bool twelveHourMode = false;
bool monthMode = false; bool monthMode = false;
lv_font_t& font; lv_font_t& font;