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fixed missing first line of custom font #404

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fixed missing first line of custom font #404

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74802f2
fixed missing first line of custom font
davedarko Oct 6, 2022
4f0ab8b
guessing the format
davedarko Oct 6, 2022
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8 changes: 5 additions & 3 deletions Adafruit_GFX.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1179,6 +1179,7 @@ void Adafruit_GFX::drawChar(int16_t x, int16_t y, unsigned char c,
// drawChar() directly with 'bad' characters of font may cause mayhem!

c -= (uint8_t)pgm_read_byte(&gfxFont->first);
uint8_t yAdvance = (uint8_t)pgm_read_byte(&gfxFont->yAdvance);
GFXglyph *glyph = pgm_read_glyph_ptr(gfxFont, c);
uint8_t *bitmap = pgm_read_bitmap_ptr(gfxFont);

Expand Down Expand Up @@ -1220,10 +1221,11 @@ void Adafruit_GFX::drawChar(int16_t x, int16_t y, unsigned char c,
}
if (bits & 0x80) {
if (size_x == 1 && size_y == 1) {
writePixel(x + xo + xx, y + yo + yy, color);
writePixel(x + xo + xx, y + yo + yy + yAdvance, color);
} else {
writeFillRect(x + (xo16 + xx) * size_x, y + (yo16 + yy) * size_y,
size_x, size_y, color);
writeFillRect(x + (xo16 + xx) * size_x,
y + (yo16 + yy) * size_y + yAdvance * size_y, size_x,
size_y, color);
}
}
bits <<= 1;
Expand Down