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app: add function to draw text on RGB panel

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King Kévin 2022-05-25 20:14:50 +02:00
parent 0e91b71aae
commit a1da462852
1 changed files with 35 additions and 1 deletions
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36
application.c
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@ -229,6 +229,38 @@ static void rgbmatrix_putc(uint8_t x, uint8_t y, char c, enum font_name font, bo
}
}
/** draw text on RGB matrix
* @param[in] x horizontal position (0 = left)
* @param[in] y vertical position (0 = top)
* @param[in] str text to draw
* @param[in] font font to use
* @param[in] r if the character should be drawn in red
* @param[in] g if the character should be drawn in green
* @param[in] b if the character should be drawn in blue
*/
static void rgbmatrix_puts(uint8_t x, uint8_t y, char* str, enum font_name font, bool red, bool green, bool blue)
{
// sanity checks
if (NULL == str) {
return;
}
if (font >= FONT_MAX) {
return;
}
if (y >= RGBMATRIX_HEIGHT) {
return;
}
const uint8_t len = strlen(str);
for (uint8_t i = 0; i < len; i++) {
if (x >= RGBMATRIX_WIDTH) {
return;
}
rgbmatrix_putc(x, y, str[i], font, red, green, blue);
x += fonts[font].width + 1;
}
}
size_t putc(char c)
{
size_t length = 0; // number of characters printed
@ -840,7 +872,9 @@ void main(void)
command_speed(&speed);
// draw welcome text
rgbmatrix_putc(1, 1, 'D', FONT_KING14, false, true, false);
rgbmatrix_puts(1, 1, "DACHBODEN", FONT_KING10, false, true, false);
rgbmatrix_puts(1, 12, "ZEIT", FONT_KING10, false, true, true);
rgbmatrix_puts(1, 23, "MASCHINE", FONT_KING10, true, true, false);
// start main loop
bool action = false; // if an action has been performed don't go to sleep