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