diff options
| -rw-r--r-- | docs/feature_oled_driver.md | 9 | ||||
| -rw-r--r-- | drivers/oled/oled_driver.c | 25 | ||||
| -rw-r--r-- | drivers/oled/oled_driver.h | 4 |
3 files changed, 38 insertions, 0 deletions
diff --git a/docs/feature_oled_driver.md b/docs/feature_oled_driver.md index ebabc314ff..f4e5db0f4b 100644 --- a/docs/feature_oled_driver.md +++ b/docs/feature_oled_driver.md @@ -221,6 +221,12 @@ void oled_write(const char *data, bool invert); // Advances the cursor to the next page, wiring ' ' to the remainder of the current page void oled_write_ln(const char *data, bool invert); +// Pans the buffer to the right (or left by passing true) by moving contents of the buffer +// Useful for moving the screen in preparation for new drawing +// oled_scroll_left or oled_scroll_right should be preferred for all cases of moving a static +// image such as a logo or to avoid burn-in as it's much, much less cpu intensive +void oled_pan(bool left); + // Writes a PROGMEM string to the buffer at current cursor position // Advances the cursor while writing, inverts the pixels if true // Remapped to call 'void oled_write(const char *data, bool invert);' on ARM @@ -235,6 +241,9 @@ void oled_write_ln_P(const char *data, bool invert); // Writes a string to the buffer at current cursor position void oled_write_raw(const char *data, uint16_t size); +// Writes a single byte into the buffer at the specified index +void oled_write_raw_byte(const char data, uint16_t index); + // Writes a PROGMEM string to the buffer at current cursor position void oled_write_raw_P(const char *data, uint16_t size); diff --git a/drivers/oled/oled_driver.c b/drivers/oled/oled_driver.c index d03b2de3a2..e2cdc2fb7c 100644 --- a/drivers/oled/oled_driver.c +++ b/drivers/oled/oled_driver.c @@ -428,6 +428,31 @@ void oled_write_ln(const char *data, bool invert) { oled_advance_page(true); } +void oled_pan(bool left) { + uint16_t i = 0; + for (uint16_t y = 0; y < OLED_DISPLAY_HEIGHT/8; y++) { + if(left) { + for (uint16_t x = 0; x < OLED_DISPLAY_WIDTH - 1; x++) { + i = y * OLED_DISPLAY_WIDTH + x; + oled_buffer[i] = oled_buffer[i+1]; + } + } else { + for (uint16_t x = OLED_DISPLAY_WIDTH -1; x > 0; x--) { + i = y * OLED_DISPLAY_WIDTH + x; + oled_buffer[i] = oled_buffer[i-1]; + } + } + } + oled_dirty = ~((OLED_BLOCK_TYPE)0); +} + +void oled_write_raw_byte(const char data, uint16_t index) { + if (index > OLED_MATRIX_SIZE) index = OLED_MATRIX_SIZE; + if (oled_buffer[index] == data) return; + oled_buffer[index] = data; + oled_dirty |= (1 << (index / OLED_BLOCK_SIZE)); +} + 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++) { diff --git a/drivers/oled/oled_driver.h b/drivers/oled/oled_driver.h index e8a7188577..6d1cee9b79 100644 --- a/drivers/oled/oled_driver.h +++ b/drivers/oled/oled_driver.h @@ -200,7 +200,11 @@ void oled_write(const char *data, bool invert); // Advances the cursor to the next page, wiring ' ' to the remainder of the current page void oled_write_ln(const char *data, bool invert); +// Pans the buffer to the right (or left by passing true) by moving contents of the buffer +void oled_pan(bool left); + void oled_write_raw(const char *data, uint16_t size); +void oled_write_raw_byte(const char data, uint16_t index); #if defined(__AVR__) // Writes a PROGMEM string to the buffer at current cursor position |