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Use cursor position as start index for oled_write_raw and oled_write_raw_P #10800

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Nov 15, 2020
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Use cursor position as start index for oled_write_raw and oled_write_raw_P #10800

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10 changes: 6 additions & 4 deletions drivers/oled/oled_driver.c
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Original file line number Diff line number Diff line change
Expand Up @@ -471,8 +471,9 @@ void oled_write_raw_byte(const char data, uint16_t index) {
}

void oled_write_raw(const char *data, uint16_t size) {
if (size > OLED_MATRIX_SIZE) size = OLED_MATRIX_SIZE;
for (uint16_t i = 0; i < size; i++) {
uint16_t cursor_start_index = oled_cursor - &oled_buffer[0];
if ((size + cursor_start_index) > OLED_MATRIX_SIZE) size = OLED_MATRIX_SIZE - cursor_start_index;
for (uint16_t i = cursor_start_index; i < cursor_start_index + size; i++) {
if (oled_buffer[i] == data[i]) continue;
oled_buffer[i] = data[i];
oled_dirty |= ((OLED_BLOCK_TYPE)1 << (i / OLED_BLOCK_SIZE));
Expand Down Expand Up @@ -514,8 +515,9 @@ void oled_write_ln_P(const char *data, bool invert) {
}

void oled_write_raw_P(const char *data, uint16_t size) {
if (size > OLED_MATRIX_SIZE) size = OLED_MATRIX_SIZE;
for (uint16_t i = 0; i < size; i++) {
uint16_t cursor_start_index = oled_cursor - &oled_buffer[0];
if ((size + cursor_start_index) > OLED_MATRIX_SIZE) size = OLED_MATRIX_SIZE - cursor_start_index;
for (uint16_t i = cursor_start_index; i < cursor_start_index + size; i++) {
uint8_t c = pgm_read_byte(data++);
if (oled_buffer[i] == c) continue;
oled_buffer[i] = c;
Expand Down