diff options
Diffstat (limited to 'shared-bindings/displayio')
| -rw-r--r-- | shared-bindings/displayio/Display.c | 16 | ||||
| -rw-r--r-- | shared-bindings/displayio/Display.h | 5 |
2 files changed, 15 insertions, 6 deletions
diff --git a/shared-bindings/displayio/Display.c b/shared-bindings/displayio/Display.c index ab9bad19c..b3ac532a3 100644 --- a/shared-bindings/displayio/Display.c +++ b/shared-bindings/displayio/Display.c @@ -51,7 +51,7 @@ //| Most people should not use this class directly. Use a specific display driver instead that will //| contain the initialization sequence at minimum. //| -//| .. class:: Display(display_bus, init_sequence, *, width, height, colstart=0, rowstart=0, rotation=0, color_depth=16, grayscale=False, pixels_in_byte_share_row=True, set_column_command=0x2a, set_row_command=0x2b, write_ram_command=0x2c, set_vertical_scroll=0, backlight_pin=None, brightness_command=None, brightness=1.0, auto_brightness=False, single_byte_bounds=False, data_as_commands=False) +//| .. class:: Display(display_bus, init_sequence, *, width, height, colstart=0, rowstart=0, rotation=0, color_depth=16, grayscale=False, pixels_in_byte_share_row=True, bytes_per_cell=1, reverse_pixels_in_byte=False, set_column_command=0x2a, set_row_command=0x2b, write_ram_command=0x2c, set_vertical_scroll=0, backlight_pin=None, brightness_command=None, brightness=1.0, auto_brightness=False, single_byte_bounds=False, data_as_commands=False) //| //| Create a Display object on the given display bus (`displayio.FourWire` or `displayio.ParallelBus`). //| @@ -90,6 +90,8 @@ //| support 18 bit but 16 is easier to transmit. The last bit is extrapolated.) //| :param bool grayscale: True if the display only shows a single color. //| :param bool pixels_in_byte_share_row: True when pixels are less than a byte and a byte includes pixels from the same row of the display. When False, pixels share a column. +//| :param int bytes_per_cell: Number of bytes per addressable memory location when color_depth < 8. When greater than one, bytes share a row or column according to pixels_in_byte_share_row. +//| :param bool reverse_pixels_in_byte: Reverses the pixel order within each byte when color_depth < 8. Does not apply across multiple bytes even if there is more than one byte per cell (bytes_per_cell.) //| :param int set_column_command: Command used to set the start and end columns to update //| :param int set_row_command: Command used so set the start and end rows to update //| :param int write_ram_command: Command used to write pixels values into the update region. Ignored if data_as_commands is set. @@ -102,7 +104,7 @@ //| :param bool data_as_commands: Treat all init and boundary data as SPI commands. Certain displays require this. //| STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { - enum { ARG_display_bus, ARG_init_sequence, ARG_width, ARG_height, ARG_colstart, ARG_rowstart, ARG_rotation, ARG_color_depth, ARG_grayscale, ARG_pixels_in_byte_share_row, ARG_set_column_command, ARG_set_row_command, ARG_write_ram_command, ARG_set_vertical_scroll, ARG_backlight_pin, ARG_brightness_command, ARG_brightness, ARG_auto_brightness, ARG_single_byte_bounds, ARG_data_as_commands }; + enum { ARG_display_bus, ARG_init_sequence, ARG_width, ARG_height, ARG_colstart, ARG_rowstart, ARG_rotation, ARG_color_depth, ARG_grayscale, ARG_pixels_in_byte_share_row, ARG_bytes_per_cell, ARG_reverse_pixels_in_byte, ARG_set_column_command, ARG_set_row_command, ARG_write_ram_command, ARG_set_vertical_scroll, ARG_backlight_pin, ARG_brightness_command, ARG_brightness, ARG_auto_brightness, ARG_single_byte_bounds, ARG_data_as_commands }; static const mp_arg_t allowed_args[] = { { MP_QSTR_display_bus, MP_ARG_REQUIRED | MP_ARG_OBJ }, { MP_QSTR_init_sequence, MP_ARG_REQUIRED | MP_ARG_OBJ }, @@ -114,6 +116,8 @@ STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_a { MP_QSTR_color_depth, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 16} }, { MP_QSTR_grayscale, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} }, { MP_QSTR_pixels_in_byte_share_row, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = true} }, + { MP_QSTR_bytes_per_cell, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 1} }, + { MP_QSTR_reverse_pixels_in_byte, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} }, { MP_QSTR_set_column_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2a} }, { MP_QSTR_set_row_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2b} }, { MP_QSTR_write_ram_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2c} }, @@ -163,7 +167,8 @@ STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_a common_hal_displayio_display_construct( self, display_bus, args[ARG_width].u_int, args[ARG_height].u_int, args[ARG_colstart].u_int, args[ARG_rowstart].u_int, rotation, - args[ARG_color_depth].u_int, args[ARG_grayscale].u_bool, args[ARG_pixels_in_byte_share_row].u_bool, + args[ARG_color_depth].u_int, args[ARG_grayscale].u_bool, + args[ARG_pixels_in_byte_share_row].u_bool, args[ARG_bytes_per_cell].u_bool, args[ARG_reverse_pixels_in_byte].u_bool, args[ARG_set_column_command].u_int, args[ARG_set_row_command].u_int, args[ARG_write_ram_command].u_int, args[ARG_set_vertical_scroll].u_int, @@ -199,7 +204,10 @@ STATIC mp_obj_t displayio_display_obj_show(mp_obj_t self_in, mp_obj_t group_in) group = MP_OBJ_TO_PTR(native_group(group_in)); } - common_hal_displayio_display_show(self, group); + bool ok = common_hal_displayio_display_show(self, group); + if (!ok) { + mp_raise_ValueError(translate("Group already used")); + } return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_2(displayio_display_show_obj, displayio_display_obj_show); diff --git a/shared-bindings/displayio/Display.h b/shared-bindings/displayio/Display.h index 40793be14..e871cfc5c 100644 --- a/shared-bindings/displayio/Display.h +++ b/shared-bindings/displayio/Display.h @@ -40,7 +40,8 @@ extern const mp_obj_type_t displayio_display_type; void common_hal_displayio_display_construct(displayio_display_obj_t* self, mp_obj_t bus, uint16_t width, uint16_t height, - int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, + int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t color_depth, bool grayscale, + bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte, uint8_t set_column_command, uint8_t set_row_command, uint8_t write_ram_command, uint8_t set_vertical_scroll, uint8_t* init_sequence, uint16_t init_sequence_len, const mcu_pin_obj_t* backlight_pin, uint16_t brightness_command, mp_float_t brightness, bool auto_brightness, @@ -48,7 +49,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t* self, int32_t common_hal_displayio_display_wait_for_frame(displayio_display_obj_t* self); -void common_hal_displayio_display_show(displayio_display_obj_t* self, displayio_group_t* root_group); +bool common_hal_displayio_display_show(displayio_display_obj_t* self, displayio_group_t* root_group); void common_hal_displayio_display_refresh_soon(displayio_display_obj_t* self); |