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qmk_firmware/keyboards/ergodox/infinity/simple_visualizer.h

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/* Copyright 2017 Fred Sundvik
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef KEYBOARDS_ERGODOX_INFINITY_SIMPLE_VISUALIZER_H_
#define KEYBOARDS_ERGODOX_INFINITY_SIMPLE_VISUALIZER_H_
// Currently we are assuming that both the backlight and LCD are enabled
// But it's entirely possible to write a custom visualizer that use only
// one of them
#ifndef LCD_BACKLIGHT_ENABLE
#error This visualizer needs that LCD backlight is enabled
#endif
#ifndef LCD_ENABLE
#error This visualizer needs that LCD is enabled
#endif
#include "visualizer.h"
#include "visualizer_keyframes.h"
#include "lcd_keyframes.h"
#include "lcd_backlight_keyframes.h"
#include "system/serial_link.h"
#include "led.h"
#include "animations.h"
static const uint32_t logo_background_color = LCD_COLOR(0x00, 0x00, 0xFF);
static const uint32_t initial_color = LCD_COLOR(0, 0, 0);
static bool initial_update = true;
// Feel free to modify the animations below, or even add new ones if needed
static keyframe_animation_t lcd_layer_display = {
.num_frames = 1,
.loop = false,
.frame_lengths = {gfxMillisecondsToTicks(0)},
.frame_functions = {lcd_keyframe_display_layer_and_led_states}
};
// The color animation animates the LCD color when you change layers
static keyframe_animation_t color_animation = {
.num_frames = 2,
.loop = false,
// Note that there's a 200 ms no-operation frame,
// this prevents the color from changing when activating the layer
// momentarily
.frame_lengths = {gfxMillisecondsToTicks(200), gfxMillisecondsToTicks(500)},
.frame_functions = {keyframe_no_operation, lcd_backlight_keyframe_animate_color},
};
void initialize_user_visualizer(visualizer_state_t* state) {
// The brightness will be dynamically adjustable in the future
// But for now, change it here.
lcd_backlight_brightness(130);
state->current_lcd_color = initial_color;
state->target_lcd_color = logo_background_color;
initial_update = true;
start_keyframe_animation(&default_startup_animation);
}
// This function should be implemented by the keymap visualizer
// Don't change anything else than state->target_lcd_color and state->layer_text as that's the only thing
// that the simple_visualizer assumes that you are updating
// Also make sure that the buffer passed to state->layer_text remains valid until the previous animation is
// stopped. This can be done by either double buffering it or by using constant strings
static void get_visualizer_layer_and_color(visualizer_state_t* state);
void update_user_visualizer_state(visualizer_state_t* state, visualizer_keyboard_status_t* prev_status) {
// Add more tests, change the colors and layer texts here
// Usually you want to check the high bits (higher layers first)
// because that's the order layers are processed for keypresses
// You can for check for example:
// state->status.layer
// state->status.default_layer
// state->status.leds (see led.h for available statuses)
uint32_t prev_color = state->target_lcd_color;
const char* prev_layer_text = state->layer_text;
get_visualizer_layer_and_color(state);
if (initial_update || prev_color != state->target_lcd_color) {
start_keyframe_animation(&color_animation);
}
if (initial_update || prev_layer_text != state->layer_text) {
start_keyframe_animation(&lcd_layer_display);
}
// You can also stop existing animations, and start your custom ones here
// remember that you should normally have only one animation for the LCD
// and one for the background. But you can also combine them if you want.
}
void user_visualizer_suspend(visualizer_state_t* state) {
state->layer_text = "Suspending...";
uint8_t hue = LCD_HUE(state->current_lcd_color);
uint8_t sat = LCD_SAT(state->current_lcd_color);
state->target_lcd_color = LCD_COLOR(hue, sat, 0);
start_keyframe_animation(&default_suspend_animation);
}
void user_visualizer_resume(visualizer_state_t* state) {
state->current_lcd_color = initial_color;
state->target_lcd_color = logo_background_color;
initial_update = true;
start_keyframe_animation(&default_startup_animation);
}
#endif /* KEYBOARDS_ERGODOX_INFINITY_SIMPLE_VISUALIZER_H_ */