diff options
Diffstat (limited to 'shared-bindings/displayio/Display.c')
| -rw-r--r-- | shared-bindings/displayio/Display.c | 213 |
1 files changed, 103 insertions, 110 deletions
diff --git a/shared-bindings/displayio/Display.c b/shared-bindings/displayio/Display.c index a22b2add2..62ef0f5d0 100644 --- a/shared-bindings/displayio/Display.c +++ b/shared-bindings/displayio/Display.c @@ -39,73 +39,71 @@ #include "shared-module/displayio/__init__.h" #include "supervisor/shared/translate.h" -//| .. currentmodule:: displayio -//| -//| :class:`Display` -- Manage updating a display over a display bus -//| ========================================================================== -//| -//| This initializes a display and connects it into CircuitPython. Unlike other -//| objects in CircuitPython, Display objects live until `displayio.release_displays()` -//| is called. This is done so that CircuitPython can use the display itself. -//| -//| 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, 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, auto_refresh=True, native_frames_per_second=60) -//| -//| Create a Display object on the given display bus (`displayio.FourWire` or `displayio.ParallelBus`). -//| -//| The ``init_sequence`` is bitpacked to minimize the ram impact. Every command begins with a -//| command byte followed by a byte to determine the parameter count and if a delay is need after. -//| When the top bit of the second byte is 1, the next byte will be the delay time in milliseconds. -//| The remaining 7 bits are the parameter count excluding any delay byte. The third through final -//| bytes are the remaining command parameters. The next byte will begin a new command definition. -//| Here is a portion of ILI9341 init code: -//| -//| .. code-block:: python -//| -//| init_sequence = (b"\xe1\x0f\x00\x0E\x14\x03\x11\x07\x31\xC1\x48\x08\x0F\x0C\x31\x36\x0F" # Set Gamma -//| b"\x11\x80\x78"# Exit Sleep then delay 0x78 (120ms) -//| b"\x29\x80\x78"# Display on then delay 0x78 (120ms) -//| ) -//| display = displayio.Display(display_bus, init_sequence, width=320, height=240) -//| -//| The first command is 0xe1 with 15 (0xf) parameters following. The second and third are 0x11 and -//| 0x29 respectively with delays (0x80) of 120ms (0x78) and no parameters. Multiple byte literals -//| (b"") are merged together on load. The parens are needed to allow byte literals on subsequent -//| lines. -//| -//| The initialization sequence should always leave the display memory access inline with the scan -//| of the display to minimize tearing artifacts. -//| -//| :param display_bus: The bus that the display is connected to -//| :type display_bus: displayio.FourWire or displayio.ParallelBus -//| :param buffer init_sequence: Byte-packed initialization sequence. -//| :param int width: Width in pixels -//| :param int height: Height in pixels -//| :param int colstart: The index if the first visible column -//| :param int rowstart: The index if the first visible row -//| :param int rotation: The rotation of the display in degrees clockwise. Must be in 90 degree increments (0, 90, 180, 270) -//| :param int color_depth: The number of bits of color per pixel transmitted. (Some displays -//| 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 bool reverse_bytes_in_word: Reverses the order of bytes within a word when color_depth == 16 -//| :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. -//| :param int set_vertical_scroll: Command used to set the first row to show -//| :param microcontroller.Pin backlight_pin: Pin connected to the display's backlight -//| :param int brightness_command: Command to set display brightness. Usually available in OLED controllers. -//| :param bool brightness: Initial display brightness. This value is ignored if auto_brightness is True. -//| :param bool auto_brightness: If True, brightness is controlled via an ambient light sensor or other mechanism. -//| :param bool single_byte_bounds: Display column and row commands use single bytes -//| :param bool data_as_commands: Treat all init and boundary data as SPI commands. Certain displays require this. -//| :param bool auto_refresh: Automatically refresh the screen -//| :param int native_frames_per_second: Number of display refreshes per second that occur with the given init_sequence. -//| :param bool backlight_on_high: If True, pulling the backlight pin high turns the backlight on. +//| class Display: +//| """Manage updating a display over a display bus +//| +//| This initializes a display and connects it into CircuitPython. Unlike other +//| objects in CircuitPython, Display objects live until `displayio.release_displays()` +//| is called. This is done so that CircuitPython can use the display itself. +//| +//| Most people should not use this class directly. Use a specific display driver instead that will +//| contain the initialization sequence at minimum.""" +//| +//| def __init__(self, display_bus: Any, init_sequence: buffer, *, width: int, height: int, colstart: int = 0, rowstart: int = 0, rotation: int = 0, color_depth: int = 16, grayscale: bool = False, pixels_in_byte_share_row: bool = True, bytes_per_cell: int = 1, reverse_pixels_in_byte: bool = False, set_column_command: int = 0x2a, set_row_command: int = 0x2b, write_ram_command: int = 0x2c, set_vertical_scroll: int = 0, backlight_pin: microcontroller.Pin = None, brightness_command: int = None, brightness: bool = 1.0, auto_brightness: bool = False, single_byte_bounds: bool = False, data_as_commands: bool = False, auto_refresh: bool = True, native_frames_per_second: int = 60): +//| """Create a Display object on the given display bus (`displayio.FourWire` or `displayio.ParallelBus`). +//| +//| The ``init_sequence`` is bitpacked to minimize the ram impact. Every command begins with a +//| command byte followed by a byte to determine the parameter count and if a delay is need after. +//| When the top bit of the second byte is 1, the next byte will be the delay time in milliseconds. +//| The remaining 7 bits are the parameter count excluding any delay byte. The third through final +//| bytes are the remaining command parameters. The next byte will begin a new command definition. +//| Here is a portion of ILI9341 init code: +//| +//| .. code-block:: python +//| +//| init_sequence = (b"\xe1\x0f\x00\x0E\x14\x03\x11\x07\x31\xC1\x48\x08\x0F\x0C\x31\x36\x0F" # Set Gamma +//| b"\x11\x80\x78"# Exit Sleep then delay 0x78 (120ms) +//| b"\x29\x80\x78"# Display on then delay 0x78 (120ms) +//| ) +//| display = displayio.Display(display_bus, init_sequence, width=320, height=240) +//| +//| The first command is 0xe1 with 15 (0xf) parameters following. The second and third are 0x11 and +//| 0x29 respectively with delays (0x80) of 120ms (0x78) and no parameters. Multiple byte literals +//| (b"") are merged together on load. The parens are needed to allow byte literals on subsequent +//| lines. +//| +//| The initialization sequence should always leave the display memory access inline with the scan +//| of the display to minimize tearing artifacts. +//| +//| :param display_bus: The bus that the display is connected to +//| :type display_bus: displayio.FourWire or displayio.ParallelBus +//| :param buffer init_sequence: Byte-packed initialization sequence. +//| :param int width: Width in pixels +//| :param int height: Height in pixels +//| :param int colstart: The index if the first visible column +//| :param int rowstart: The index if the first visible row +//| :param int rotation: The rotation of the display in degrees clockwise. Must be in 90 degree increments (0, 90, 180, 270) +//| :param int color_depth: The number of bits of color per pixel transmitted. (Some displays +//| 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 bool reverse_bytes_in_word: Reverses the order of bytes within a word when color_depth == 16 +//| :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. +//| :param int set_vertical_scroll: Command used to set the first row to show +//| :param microcontroller.Pin backlight_pin: Pin connected to the display's backlight +//| :param int brightness_command: Command to set display brightness. Usually available in OLED controllers. +//| :param bool brightness: Initial display brightness. This value is ignored if auto_brightness is True. +//| :param bool auto_brightness: If True, brightness is controlled via an ambient light sensor or other mechanism. +//| :param bool single_byte_bounds: Display column and row commands use single bytes +//| :param bool data_as_commands: Treat all init and boundary data as SPI commands. Certain displays require this. +//| :param bool auto_refresh: Automatically refresh the screen +//| :param int native_frames_per_second: Number of display refreshes per second that occur with the given init_sequence. +//| :param bool backlight_on_high: If True, pulling the backlight pin high turns the backlight on.""" +//| ... //| 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_bytes_per_cell, ARG_reverse_pixels_in_byte, ARG_reverse_bytes_in_word, 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, ARG_auto_refresh, ARG_native_frames_per_second, ARG_backlight_on_high }; @@ -190,12 +188,13 @@ static displayio_display_obj_t* native_display(mp_obj_t display_obj) { return MP_OBJ_TO_PTR(native_display); } -//| .. method:: show(group) +//| def show(self, group: Group) -> Any: +//| """Switches to displaying the given group of layers. When group is None, the default +//| CircuitPython terminal will be shown. //| -//| Switches to displaying the given group of layers. When group is None, the default -//| CircuitPython terminal will be shown. +//| :param Group group: The group to show.""" +//| ... //| -//| :param Group group: The group to show. STATIC mp_obj_t displayio_display_obj_show(mp_obj_t self_in, mp_obj_t group_in) { displayio_display_obj_t *self = native_display(self_in); displayio_group_t* group = NULL; @@ -211,21 +210,21 @@ STATIC mp_obj_t displayio_display_obj_show(mp_obj_t self_in, mp_obj_t group_in) } MP_DEFINE_CONST_FUN_OBJ_2(displayio_display_show_obj, displayio_display_obj_show); -//| .. method:: refresh(*, target_frames_per_second=60, minimum_frames_per_second=1) -//| -//| When auto refresh is off, waits for the target frame rate and then refreshes the display, -//| returning True. If the call has taken too long since the last refresh call for the given -//| target frame rate, then the refresh returns False immediately without updating the screen to -//| hopefully help getting caught up. +//| def refresh(self, *, target_frames_per_second: int = 60, minimum_frames_per_second: int = 1) -> Any: +//| """When auto refresh is off, waits for the target frame rate and then refreshes the display, +//| returning True. If the call has taken too long since the last refresh call for the given +//| target frame rate, then the refresh returns False immediately without updating the screen to +//| hopefully help getting caught up. //| -//| If the time since the last successful refresh is below the minimum frame rate, then an -//| exception will be raised. Set minimum_frames_per_second to 0 to disable. +//| If the time since the last successful refresh is below the minimum frame rate, then an +//| exception will be raised. Set minimum_frames_per_second to 0 to disable. //| -//| When auto refresh is on, updates the display immediately. (The display will also update -//| without calls to this.) +//| When auto refresh is on, updates the display immediately. (The display will also update +//| without calls to this.) //| -//| :param int target_frames_per_second: How many times a second `refresh` should be called and the screen updated. -//| :param int minimum_frames_per_second: The minimum number of times the screen should be updated per second. +//| :param int target_frames_per_second: How many times a second `refresh` should be called and the screen updated. +//| :param int minimum_frames_per_second: The minimum number of times the screen should be updated per second.""" +//| ... //| STATIC mp_obj_t displayio_display_obj_refresh(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { enum { ARG_target_frames_per_second, ARG_minimum_frames_per_second }; @@ -246,9 +245,8 @@ STATIC mp_obj_t displayio_display_obj_refresh(size_t n_args, const mp_obj_t *pos } MP_DEFINE_CONST_FUN_OBJ_KW(displayio_display_refresh_obj, 1, displayio_display_obj_refresh); -//| .. attribute:: auto_refresh -//| -//| True when the display is refreshed automatically. +//| auto_refresh: Any = ... +//| """True when the display is refreshed automatically.""" //| STATIC mp_obj_t displayio_display_obj_get_auto_refresh(mp_obj_t self_in) { displayio_display_obj_t *self = native_display(self_in); @@ -272,11 +270,10 @@ const mp_obj_property_t displayio_display_auto_refresh_obj = { (mp_obj_t)&mp_const_none_obj}, }; -//| .. attribute:: brightness -//| -//| The brightness of the display as a float. 0.0 is off and 1.0 is full brightness. When +//| brightness: Any = ... +//| """The brightness of the display as a float. 0.0 is off and 1.0 is full brightness. When //| `auto_brightness` is True, the value of `brightness` will change automatically. -//| If `brightness` is set, `auto_brightness` will be disabled and will be set to False. +//| If `brightness` is set, `auto_brightness` will be disabled and will be set to False.""" //| STATIC mp_obj_t displayio_display_obj_get_brightness(mp_obj_t self_in) { displayio_display_obj_t *self = native_display(self_in); @@ -310,12 +307,11 @@ const mp_obj_property_t displayio_display_brightness_obj = { (mp_obj_t)&mp_const_none_obj}, }; -//| .. attribute:: auto_brightness -//| -//| True when the display brightness is adjusted automatically, based on an ambient +//| auto_brightness: Any = ... +//| """True when the display brightness is adjusted automatically, based on an ambient //| light sensor or other method. Note that some displays may have this set to True by default, //| but not actually implement automatic brightness adjustment. `auto_brightness` is set to False -//| if `brightness` is set manually. +//| if `brightness` is set manually.""" //| STATIC mp_obj_t displayio_display_obj_get_auto_brightness(mp_obj_t self_in) { displayio_display_obj_t *self = native_display(self_in); @@ -342,9 +338,8 @@ const mp_obj_property_t displayio_display_auto_brightness_obj = { -//| .. attribute:: width -//| -//| Gets the width of the board +//| width: Any = ... +//| Gets the width of the board //| //| STATIC mp_obj_t displayio_display_obj_get_width(mp_obj_t self_in) { @@ -360,9 +355,8 @@ const mp_obj_property_t displayio_display_width_obj = { (mp_obj_t)&mp_const_none_obj}, }; -//| .. attribute:: height -//| -//| Gets the height of the board +//| height: Any = ... +//| """Gets the height of the board""" //| //| STATIC mp_obj_t displayio_display_obj_get_height(mp_obj_t self_in) { @@ -378,9 +372,8 @@ const mp_obj_property_t displayio_display_height_obj = { (mp_obj_t)&mp_const_none_obj}, }; -//| .. attribute:: rotation -//| -//| The rotation of the display as an int in degrees. +//| rotation: Any = ... +//| """The rotation of the display as an int in degrees.""" //| STATIC mp_obj_t displayio_display_obj_get_rotation(mp_obj_t self_in) { displayio_display_obj_t *self = native_display(self_in); @@ -402,9 +395,8 @@ const mp_obj_property_t displayio_display_rotation_obj = { (mp_obj_t)&mp_const_none_obj}, }; -//| .. attribute:: bus -//| -//| The bus being used by the display +//| bus: Any = ... +//| """The bus being used by the display""" //| //| STATIC mp_obj_t displayio_display_obj_get_bus(mp_obj_t self_in) { @@ -421,12 +413,13 @@ const mp_obj_property_t displayio_display_bus_obj = { }; -//| .. method:: fill_row(y, buffer) +//| def fill_row(self, y: int, buffer: bytearray) -> Any: +//| """Extract the pixels from a single row //| -//| Extract the pixels from a single row +//| :param int y: The top edge of the area +//| :param bytearray buffer: The buffer in which to place the pixel data""" +//| ... //| -//| :param int y: The top edge of the area -//| :param bytearray buffer: The buffer in which to place the pixel data STATIC mp_obj_t displayio_display_obj_fill_row(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { enum { ARG_y, ARG_buffer }; static const mp_arg_t allowed_args[] = { |