diff options
Diffstat (limited to 'circuitpython/shared-module/displayio/display_core.h')
| -rw-r--r-- | circuitpython/shared-module/displayio/display_core.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/circuitpython/shared-module/displayio/display_core.h b/circuitpython/shared-module/displayio/display_core.h new file mode 100644 index 0000000..8c2ba21 --- /dev/null +++ b/circuitpython/shared-module/displayio/display_core.h @@ -0,0 +1,94 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 Scott Shawcroft for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_CORE_H +#define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_CORE_H + +#include "shared-bindings/displayio/__init__.h" +#include "shared-bindings/displayio/Group.h" + +#include "shared-module/displayio/area.h" + +#define NO_COMMAND 0x100 + +typedef struct { + mp_obj_t bus; + displayio_group_t *current_group; + uint64_t last_refresh; + display_bus_bus_reset bus_reset; + display_bus_bus_free bus_free; + display_bus_begin_transaction begin_transaction; + display_bus_send send; + display_bus_end_transaction end_transaction; + displayio_buffer_transform_t transform; + displayio_area_t area; + uint16_t width; + uint16_t height; + uint16_t rotation; + uint16_t ram_width; + uint16_t ram_height; + _displayio_colorspace_t colorspace; + int16_t colstart; + int16_t rowstart; + bool full_refresh; // New group means we need to refresh the whole display. + bool refresh_in_progress; +} displayio_display_core_t; + +void displayio_display_core_construct(displayio_display_core_t *self, + mp_obj_t bus, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, 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, bool reverse_bytes_in_word); + +bool displayio_display_core_show(displayio_display_core_t *self, displayio_group_t *root_group); + +uint16_t displayio_display_core_get_width(displayio_display_core_t *self); +uint16_t displayio_display_core_get_height(displayio_display_core_t *self); + +void displayio_display_core_set_dither(displayio_display_core_t *self, bool dither); +bool displayio_display_core_get_dither(displayio_display_core_t *self); + +void displayio_display_core_set_rotation(displayio_display_core_t *self, int rotation); + +bool displayio_display_core_bus_free(displayio_display_core_t *self); +bool displayio_display_core_begin_transaction(displayio_display_core_t *self); +void displayio_display_core_end_transaction(displayio_display_core_t *self); + +void displayio_display_core_set_region_to_update(displayio_display_core_t *self, uint8_t column_command, + uint8_t row_command, uint16_t set_current_column_command, uint16_t set_current_row_command, + bool data_as_commands, bool always_toggle_chip_select, + displayio_area_t *area, bool SH1107_addressing); + +void release_display_core(displayio_display_core_t *self); + +bool displayio_display_core_start_refresh(displayio_display_core_t *self); +void displayio_display_core_finish_refresh(displayio_display_core_t *self); + +void displayio_display_core_collect_ptrs(displayio_display_core_t *self); + +bool displayio_display_core_fill_area(displayio_display_core_t *self, displayio_area_t *area, uint32_t *mask, uint32_t *buffer); + +bool displayio_display_core_clip_area(displayio_display_core_t *self, const displayio_area_t *area, displayio_area_t *clipped); + +#endif // MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_CORE_H |