circuitpython/shared-module/displayio/Display.h
Scott Shawcroft 448ae64d8e
Add support for display rotation and raw commands
Display rotation is relative to the scan order of the display.
The scan order can be found by scrolling the display with command
0x37 `display_bus.send(0x37, struct.pack(">H", i % 128))`

Fixes #1504
2019-02-01 00:32:03 -08:00

71 lines
2.6 KiB
C

/*
* 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_H
#define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_H
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/displayio/Group.h"
#include "shared-bindings/pulseio/PWMOut.h"
typedef bool (*display_bus_begin_transaction)(mp_obj_t bus);
typedef void (*display_bus_send)(mp_obj_t bus, bool command, uint8_t *data, uint32_t data_length);
typedef void (*display_bus_end_transaction)(mp_obj_t bus);
typedef struct {
mp_obj_base_t base;
mp_obj_t bus;
uint16_t width;
uint16_t height;
uint16_t color_depth;
uint8_t set_column_command;
uint8_t set_row_command;
uint8_t write_ram_command;
displayio_group_t *current_group;
bool refresh;
uint64_t last_refresh;
int16_t colstart;
int16_t rowstart;
display_bus_begin_transaction begin_transaction;
display_bus_send send;
display_bus_end_transaction end_transaction;
union {
digitalio_digitalinout_obj_t backlight_inout;
pulseio_pwmout_obj_t backlight_pwm;
};
uint64_t last_backlight_refresh;
bool auto_brightness:1;
bool updating_backlight:1;
bool mirror_x;
bool mirror_y;
bool transpose_xy;
} displayio_display_obj_t;
void displayio_display_update_backlight(displayio_display_obj_t* self);
void release_display(displayio_display_obj_t* self);
#endif // MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_DISPLAY_H