457 lines
19 KiB
C
457 lines
19 KiB
C
// Copyright 2021 Nick Brassel (@tzarc)
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include "deferred_exec.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Quantum Painter global configurables (add to your keyboard's config.h)
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#ifndef QUANTUM_PAINTER_NUM_IMAGES
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/**
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* @def This controls the maximum number of images that Quantum Painter can load at any one time. Images can be loaded
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* using \ref qp_load_image_mem, and can be unloaded by calling \ref qp_close_image. Increasing this number in
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* order to load more images increases the amount of RAM required. Image data is not held in RAM, just metadata.
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*/
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# define QUANTUM_PAINTER_NUM_IMAGES 8
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#endif // QUANTUM_PAINTER_NUM_IMAGES
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#ifndef QUANTUM_PAINTER_NUM_FONTS
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/**
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* @def This controls the maximum number of fonts that Quantum Painter can load. Fonts can be loaded using
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* \ref qp_load_font_mem, and can be unloaded by calling \ref qp_close_font. Increasing this number in order to
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* load more fonts increases the amount of RAM required. Font data is not held in RAM, unless
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* \ref QUANTUM_PAINTER_LOAD_FONTS_TO_RAM is set to TRUE.
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*/
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# define QUANTUM_PAINTER_NUM_FONTS 4
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#endif // QUANTUM_PAINTER_NUM_FONTS
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#ifndef QUANTUM_PAINTER_LOAD_FONTS_TO_RAM
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/**
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* @def This controls whether or not fonts should be cached in RAM. Under normal circumstances, fonts can have quite
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* random access patterns, and due to timing of flash memory or external storage, it may be a significant speedup
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* moving the font into RAM before use. Defaults to "off", but if it's enabled it will fallback to reading from the
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* original location if corresponding RAM could not be allocated (such as being too large).
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*/
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# define QUANTUM_PAINTER_LOAD_FONTS_TO_RAM FALSE
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#endif
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#ifndef QUANTUM_PAINTER_CONCURRENT_ANIMATIONS
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/**
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* @def This controls the maximum number of animations that Quantum Painter can play simultaneously. Increasing this
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* number in order to play more animations at the same time increases the amount of RAM required.
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*/
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# define QUANTUM_PAINTER_CONCURRENT_ANIMATIONS 4
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#endif // QUANTUM_PAINTER_CONCURRENT_ANIMATIONS
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#ifndef QUANTUM_PAINTER_PIXDATA_BUFFER_SIZE
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/**
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* @def This controls the maximum size of the pixel data buffer used for single blocks of transmission. Larger buffers
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* means more data is processed at one time, with less frequent transmissions, at the cost of RAM.
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*/
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# define QUANTUM_PAINTER_PIXDATA_BUFFER_SIZE 32
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#endif
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#ifndef QUANTUM_PAINTER_SUPPORTS_256_PALETTE
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/**
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* @def This controls whether 256-color palettes are supported. This has relatively hefty requirements on RAM -- at
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* least 1kB extra is required just to store the palette information, with more required for other metadata.
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*/
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# define QUANTUM_PAINTER_SUPPORTS_256_PALETTE FALSE
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#endif
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Quantum Painter types
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/**
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* @typedef A handle to a Quantum Painter device, such as an LCD or OLED. Most Quantum Painter APIs require this
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* argument in order to perform operations on the display.
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*/
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typedef const void *painter_device_t;
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/**
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* @typedef The desired rotation of a panel. Used as a parameter to \ref qp_init, and can be queried by
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* \ref qp_get_geometry.
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*/
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typedef enum { QP_ROTATION_0, QP_ROTATION_90, QP_ROTATION_180, QP_ROTATION_270 } painter_rotation_t;
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/**
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* @typedef A descriptor for a Quantum Painter image.
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*/
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typedef struct painter_image_desc_t {
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uint16_t width; ///< Image width
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uint16_t height; ///< Image height
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uint16_t frame_count; ///< Number of frames in this image
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} painter_image_desc_t;
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/**
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* @typedef A handle to a Quantum Painter image.
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*/
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typedef const painter_image_desc_t *painter_image_handle_t;
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/**
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* @typedef A descriptor for a Quantum Painter font.
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*/
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typedef struct painter_font_desc_t {
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uint8_t line_height; ///< The number of pixels in height for each line
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} painter_font_desc_t;
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/**
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* @typedef A handle to a Quantum Painter font.
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*/
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typedef const painter_font_desc_t *painter_font_handle_t;
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Quantum Painter External API
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/**
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* Initialize a device and set its rotation.
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*
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* @param device[in] the handle of the device to initialize
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* @param rotation[in] the rotation to use
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* @return true if initialization succeeded
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* @return false if initialization failed
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*/
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bool qp_init(painter_device_t device, painter_rotation_t rotation);
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/**
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* Controls whether a display is on or off.
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*
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* @note If backlighting is used to control brightness (such as for an LCD), it will need to be handled external to
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* Quantum Painter.
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*
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* @param device[in] the handle of the device to control
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* @param power_on[in] whether or not the device should be on
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* @return true if controlling the power state succeeded
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* @return false if controlling the power state failed
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*/
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bool qp_power(painter_device_t device, bool power_on);
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/**
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* Clears a device's screen.
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*
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* @param device[in] the handle of the device to control
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* @return true if clearing the screen succeeded
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* @return false if clearing the screen failed
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*/
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bool qp_clear(painter_device_t device);
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/**
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* Transmits any outstanding data to the screen in order to persist all changes to the display.
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*
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* @note Drivers without internal framebuffers will likely ignore this API.
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*
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* @param device[in] the handle of the device to control
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* @return true if flushing changes to the screen succeeded
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* @return false if flushing changes to the screen failed
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*/
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bool qp_flush(painter_device_t device);
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/**
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* Retrieves the size, rotation, and offsets for the display.
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*
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* @note Any arguments of NULL will be ignored.
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*
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* @param device[in] the handle of the device to control
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* @param width[out] the device's width
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* @param height[out] the device's height
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* @param rotation[out] the device's rotation
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* @param offset_x[out] the device's x-offset applied while drawing
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* @param offset_y[out] the device's y-offset applied while drawing
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*/
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void qp_get_geometry(painter_device_t device, uint16_t *width, uint16_t *height, painter_rotation_t *rotation, uint16_t *offset_x, uint16_t *offset_y);
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/**
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* Allows repositioning of the viewport if the panel geometry offsets are non-zero.
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*
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* @param device[in] the handle of the device to control
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* @param offset_x[in] the device's x-offset applied while drawing
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* @param offset_y[in] the device's y-offset applied while drawing
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*/
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void qp_set_viewport_offsets(painter_device_t device, uint16_t offset_x, uint16_t offset_y);
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/**
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* Sets a pixel to the specified color.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position to draw onto the device
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* @param y[in] the y-position to draw onto the device
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* @param hue[in] the hue to use, with 0-360 mapped to 0-255
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* @param sat[in] the saturation to use, with 0-100% mapped to 0-255
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* @param val[in] the value to use, with 0-100% mapped to 0-255
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* @return true if setting the pixel succeeded
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* @return false if setting the pixel failed
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*/
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bool qp_setpixel(painter_device_t device, uint16_t x, uint16_t y, uint8_t hue, uint8_t sat, uint8_t val);
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/**
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* Draws a line using the specified color.
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*
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* @param device[in] the handle of the device to control
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* @param x0[in] the device's x-position to start
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* @param y0[in] the device's y-position to start
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* @param x1[in] the device's x-position to finish
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* @param y1[in] the device's y-position to finish
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* @param hue[in] the hue to use, with 0-360 mapped to 0-255
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* @param sat[in] the saturation to use, with 0-100% mapped to 0-255
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* @param val[in] the value to use, with 0-100% mapped to 0-255
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* @return true if drawing the line succeeded
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* @return false if drawing the line failed
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*/
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bool qp_line(painter_device_t device, uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint8_t hue, uint8_t sat, uint8_t val);
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/**
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* Draws a rectangle using the specified color, optionally filled.
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*
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* @param device[in] the handle of the device to control
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* @param left[in] the device's x-position to start
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* @param top[in] the device's y-position to start
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* @param right[in] the device's x-position to finish
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* @param bottom[in] the device's y-position to finish
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* @param hue[in] the hue to use, with 0-360 mapped to 0-255
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* @param sat[in] the saturation to use, with 0-100% mapped to 0-255
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* @param val[in] the value to use, with 0-100% mapped to 0-255
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* @param filled[in] whether the rectangle should be filled
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* @return true if drawing the rectangle succeeded
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* @return false if drawing the rectangle failed
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*/
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bool qp_rect(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom, uint8_t hue, uint8_t sat, uint8_t val, bool filled);
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/**
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* Draws a circle using the specified color, optionally filled.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position of the centre of the circle to draw onto the device
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* @param y[in] the y-position of the centre of the circle to draw onto the device
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* @param radius[in] the radius of the circle to draw
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* @param hue[in] the hue to use, with 0-360 mapped to 0-255
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* @param sat[in] the saturation to use, with 0-100% mapped to 0-255
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* @param val[in] the value to use, with 0-100% mapped to 0-255
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* @param filled[in] whether the circle should be filled
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* @return true if drawing the circle succeeded
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* @return false if drawing the circle failed
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*/
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bool qp_circle(painter_device_t device, uint16_t x, uint16_t y, uint16_t radius, uint8_t hue, uint8_t sat, uint8_t val, bool filled);
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/**
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* Draws a ellipse using the specified color, optionally filled.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position of the centre of the ellipse to draw onto the device
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* @param y[in] the y-position of the centre of the ellipse to draw onto the device
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* @param sizex[in] the horizontal size of the ellipse
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* @param sizey[in] the vertical size of the ellipse
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* @param hue[in] the hue to use, with 0-360 mapped to 0-255
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* @param sat[in] the saturation to use, with 0-100% mapped to 0-255
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* @param val[in] the value to use, with 0-100% mapped to 0-255
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* @param filled[in] whether the ellipse should be filled
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* @return true if drawing the ellipse succeeded
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* @return false if drawing the ellipse failed
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*/
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bool qp_ellipse(painter_device_t device, uint16_t x, uint16_t y, uint16_t sizex, uint16_t sizey, uint8_t hue, uint8_t sat, uint8_t val, bool filled);
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/**
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* Sets up the location on the display to stream raw pixel data to the display, using \ref qp_pixdata.
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*
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* @note This is for advanced uses only, and should not be required for normal Quantum Painter functionality.
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*
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* @param device[in] the handle of the device to control
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* @param left[in] the device's x-position to start
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* @param top[in] the device's y-position to start
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* @param right[in] the device's x-position to finish
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* @param bottom[in] the device's y-position to finish
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* @return true if setting the viewport succeeded
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* @return false if setting the viewport failed
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*/
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bool qp_viewport(painter_device_t device, uint16_t left, uint16_t top, uint16_t right, uint16_t bottom);
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/**
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* Streams raw pixel data (in the native panel format) to the area previously set by \ref qp_viewport.
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*
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* @note This is for advanced uses only, and should not be required for normal Quantum Painter functionality.
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*
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* @param device[in] the handle of the device to control
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* @param pixel_data[in] pointer to buffer data
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* @param native_pixel_count[in] the number of pixels to transmit
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* @return true if streaming of data succeeded
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* @return false if streaming of data failed
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*/
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bool qp_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count);
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/**
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* Loads an image into memory.
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*
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* @note Images can be unloaded by calling \ref qp_close_image.
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*
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* @param buffer[in] the image data to load
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* @return an image handle usable with \ref qp_drawimage, \ref qp_drawimage_recolor, \ref qp_animate, and
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* \ref qp_animate_recolor.
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* @return NULL if loading the image failed
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*/
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painter_image_handle_t qp_load_image_mem(const void *buffer);
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/**
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* Closes an image handle when no longer in use.
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*
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* @param image[in] the handle of the image to unload
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* @return true if unloading the image succeeded
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* @return false if unloading the image failed
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*/
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bool qp_close_image(painter_image_handle_t image);
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/**
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* Draws an image to the display.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the image should be drawn onto the device
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* @param y[in] the y-position where the image should be drawn onto the device
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* @param image[in] the handle of the image to draw
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* @return true if drawing the image succeeded
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* @return false if drawing the image failed
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*/
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bool qp_drawimage(painter_device_t device, uint16_t x, uint16_t y, painter_image_handle_t image);
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/**
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* Draws an image to the display, recoloring monochrome images to the desired foreground/background.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the image should be drawn onto the device
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* @param y[in] the y-position where the image should be drawn onto the device
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* @param image[in] the handle of the image to draw
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* @param hue_fg[in] the foreground hue to use, with 0-360 mapped to 0-255
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* @param sat_fg[in] the foreground saturation to use, with 0-100% mapped to 0-255
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* @param val_fg[in] the foreground value to use, with 0-100% mapped to 0-255
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* @param hue_bg[in] the background hue to use, with 0-360 mapped to 0-255
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* @param sat_bg[in] the background saturation to use, with 0-100% mapped to 0-255
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* @param val_bg[in] the background value to use, with 0-100% mapped to 0-255
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* @return true if drawing the image succeeded
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* @return false if drawing the image failed
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*/
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bool qp_drawimage_recolor(painter_device_t device, uint16_t x, uint16_t y, painter_image_handle_t image, uint8_t hue_fg, uint8_t sat_fg, uint8_t val_fg, uint8_t hue_bg, uint8_t sat_bg, uint8_t val_bg);
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/**
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* Draws an animation to the display.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the image should be drawn onto the device
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* @param y[in] the y-position where the image should be drawn onto the device
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* @param image[in] the handle of the image to draw
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* @return the \ref deferred_token to use with \ref qp_stop_animation in order to stop animating
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* @return INVALID_DEFERRED_TOKEN if animating the image failed
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*/
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deferred_token qp_animate(painter_device_t device, uint16_t x, uint16_t y, painter_image_handle_t image);
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/**
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* Draws an animation to the display, recoloring monochrome images to the desired foreground/background.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the image should be drawn onto the device
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* @param y[in] the y-position where the image should be drawn onto the device
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* @param image[in] the handle of the image to draw
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* @param hue_fg[in] the foreground hue to use, with 0-360 mapped to 0-255
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* @param sat_fg[in] the foreground saturation to use, with 0-100% mapped to 0-255
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* @param val_fg[in] the foreground value to use, with 0-100% mapped to 0-255
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* @param hue_bg[in] the background hue to use, with 0-360 mapped to 0-255
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* @param sat_bg[in] the background saturation to use, with 0-100% mapped to 0-255
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* @param val_bg[in] the background value to use, with 0-100% mapped to 0-255
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* @return the \ref deferred_token to use with \ref qp_stop_animation in order to stop animating
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* @return INVALID_DEFERRED_TOKEN if animating the image failed
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*/
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deferred_token qp_animate_recolor(painter_device_t device, uint16_t x, uint16_t y, painter_image_handle_t image, uint8_t hue_fg, uint8_t sat_fg, uint8_t val_fg, uint8_t hue_bg, uint8_t sat_bg, uint8_t val_bg);
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/**
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* Cancels a running animation.
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*
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* @param anim_token[in] the animation token returned by \ref qp_animate, or \ref qp_animate_recolor.
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*/
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void qp_stop_animation(deferred_token anim_token);
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/**
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* Loads a font into memory.
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*
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* @note Fonts can be unloaded by calling \ref qp_close_font.
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*
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* @param buffer[in] the font data to load
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* @return an image handle usable with \ref qp_textwidth, \ref qp_drawtext, and \ref qp_drawtext_recolor.
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* @return NULL if loading the font failed
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*/
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painter_font_handle_t qp_load_font_mem(const void *buffer);
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/**
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* Closes a font handle when no longer in use.
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*
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* @param font[in] the handle of the font to unload
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* @return true if unloading the font succeeded
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* @return false if unloading the font failed
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*/
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bool qp_close_font(painter_font_handle_t font);
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/**
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* Measures the width (in pixels) of the supplied string, given the specified font.
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*
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* @param font[in] the handle of the font
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* @param str[in] the string to measure
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* @return the width (in pixels) needed to draw the specified string
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*/
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int16_t qp_textwidth(painter_font_handle_t font, const char *str);
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/**
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* Draws text to the display.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the text should be drawn onto the device
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* @param y[in] the y-position where the text should be drawn onto the device
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* @param font[in] the handle of the font
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* @param str[in] the string to draw
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* @return the width (in pixels) used when drawing the specified string
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*/
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int16_t qp_drawtext(painter_device_t device, uint16_t x, uint16_t y, painter_font_handle_t font, const char *str);
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/**
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* Draws text to the display, recoloring monochrome fonts to the desired foreground/background.
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*
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* @param device[in] the handle of the device to control
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* @param x[in] the x-position where the text should be drawn onto the device
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* @param y[in] the y-position where the text should be drawn onto the device
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* @param font[in] the handle of the font
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* @param str[in] the string to draw
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* @param hue_fg[in] the foreground hue to use, with 0-360 mapped to 0-255
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* @param sat_fg[in] the foreground saturation to use, with 0-100% mapped to 0-255
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* @param val_fg[in] the foreground value to use, with 0-100% mapped to 0-255
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* @param hue_bg[in] the background hue to use, with 0-360 mapped to 0-255
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* @param sat_bg[in] the background saturation to use, with 0-100% mapped to 0-255
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* @param val_bg[in] the background value to use, with 0-100% mapped to 0-255
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* @return the width (in pixels) used when drawing the specified string
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*/
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int16_t qp_drawtext_recolor(painter_device_t device, uint16_t x, uint16_t y, painter_font_handle_t font, const char *str, uint8_t hue_fg, uint8_t sat_fg, uint8_t val_fg, uint8_t hue_bg, uint8_t sat_bg, uint8_t val_bg);
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Quantum Painter Drivers
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#ifdef QUANTUM_PAINTER_ILI9163_ENABLE
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# include "qp_ili9163.h"
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#endif // QUANTUM_PAINTER_ILI9163_ENABLE
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#ifdef QUANTUM_PAINTER_ILI9341_ENABLE
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# include "qp_ili9341.h"
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#endif // QUANTUM_PAINTER_ILI9341_ENABLE
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#ifdef QUANTUM_PAINTER_ILI9488_ENABLE
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# include "qp_ili9488.h"
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#endif // QUANTUM_PAINTER_ILI9488_ENABLE
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#ifdef QUANTUM_PAINTER_ST7789_ENABLE
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# include "qp_st7789.h"
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#endif // QUANTUM_PAINTER_ST7789_ENABLE
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#ifdef QUANTUM_PAINTER_GC9A01_ENABLE
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# include "qp_gc9a01.h"
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#endif // QUANTUM_PAINTER_GC9A01_ENABLE
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#ifdef QUANTUM_PAINTER_SSD1351_ENABLE
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# include "qp_ssd1351.h"
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#endif // QUANTUM_PAINTER_SSD1351_ENABLE
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