6797ec6ed3
This also improves Palette so it stores the original RGB888 colors. Lastly, it adds I2CDisplay as a display bus to talk over I2C. Particularly useful for the SSD1306. Fixes #1828. Fixes #1956
81 lines
3.3 KiB
C
81 lines
3.3 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_H
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#define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_H
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#include "shared-bindings/digitalio/DigitalInOut.h"
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#include "shared-bindings/displayio/Group.h"
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#include "shared-bindings/pulseio/PWMOut.h"
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#include "shared-module/displayio/area.h"
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typedef bool (*display_bus_begin_transaction)(mp_obj_t bus);
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typedef void (*display_bus_send)(mp_obj_t bus, bool command, uint8_t *data, uint32_t data_length);
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typedef void (*display_bus_end_transaction)(mp_obj_t bus);
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typedef struct {
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mp_obj_base_t base;
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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_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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union {
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digitalio_digitalinout_obj_t backlight_inout;
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pulseio_pwmout_obj_t backlight_pwm;
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};
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uint64_t last_backlight_refresh;
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displayio_buffer_transform_t transform;
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displayio_area_t area;
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mp_float_t current_brightness;
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uint16_t width;
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uint16_t 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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uint16_t brightness_command;
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uint8_t set_column_command;
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uint8_t set_row_command;
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uint8_t write_ram_command;
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bool refresh;
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bool single_byte_bounds;
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bool data_as_commands;
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bool auto_brightness;
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bool updating_backlight;
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bool full_refresh; // New group means we need to refresh the whole display.
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} displayio_display_obj_t;
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void displayio_display_start_refresh(displayio_display_obj_t* self);
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const displayio_area_t* displayio_display_get_refresh_areas(displayio_display_obj_t *self);
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bool displayio_display_fill_area(displayio_display_obj_t *self, displayio_area_t* area, uint32_t* mask, uint32_t *buffer);
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void displayio_display_update_backlight(displayio_display_obj_t* self);
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bool displayio_display_clip_area(displayio_display_obj_t *self, const displayio_area_t* area, displayio_area_t* clipped);
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void release_display(displayio_display_obj_t* self);
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#endif // MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_H
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