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