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Flipdot-display/src/esp32/display/text.cpp
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2026-10-13 01:34:04 +02:00
#include "display/text.h"
#include <string.h>
static const int CHAR_WIDTH = 6;
static void drawCentered(BROSE9323 &display, const char *text, int y)
{
int len = strlen(text);
if (len > TEXT_LINE_CHARS)
len = TEXT_LINE_CHARS;
char line[TEXT_LINE_CHARS + 1];
memcpy(line, text, len);
line[len] = '\0';
display.setCursor((display.width() - len * CHAR_WIDTH) / 2, y);
display.print(line);
}
void drawTextLines(BROSE9323 &display, const char *line1, const char *line2)
{
display.fillScreen(0);
display.setTextSize(1);
display.setTextWrap(false);
display.setTextColor(1);
if (line2 == nullptr || line2[0] == '\0')
{
drawCentered(display, line1, 6); // one line: vertically centered
return;
}
drawCentered(display, line1, 1);
drawCentered(display, line2, 10);
}