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+/*
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+Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
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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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+
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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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+
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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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+
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+#include "visualizer.h"
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+#include "led_test.h"
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+
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+static const char* welcome_text[] = {"TMK", "Infinity Ergodox"};
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+
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+// Just an example how to write custom keyframe functions, we could have moved
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+// all this into the init function
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+bool display_welcome(keyframe_animation_t* animation, visualizer_state_t* state) {
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+ (void)animation;
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+ // Read the uGFX documentation for information how to use the displays
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+ // http://wiki.ugfx.org/index.php/Main_Page
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+ gdispClear(White);
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+ // You can use static variables for things that can't be found in the animation
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+ // or state structs
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+ gdispDrawString(0, 3, welcome_text[0], state->font_dejavusansbold12, Black);
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+ gdispDrawString(0, 15, welcome_text[1], state->font_dejavusansbold12, Black);
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+ // Always remember to flush the display
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+ gdispFlush();
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+ // you could set the backlight color as well, but we won't do it here, since
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+ // it's part of the following animation
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+ // lcd_backlight_color(hue, saturation, intensity);
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+ // We don't need constant updates, just drawing the screen once is enough
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+ return false;
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+}
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+
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+// Feel free to modify the animations below, or even add new ones if needed
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+
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+// Don't worry, if the startup animation is long, you can use the keyboard like normal
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+// during that time
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+static keyframe_animation_t startup_animation = {
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+ .num_frames = 4,
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+ .loop = false,
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+ .frame_lengths = {0, gfxMillisecondsToTicks(1000), gfxMillisecondsToTicks(5000), 0},
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+ .frame_functions = {
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+ display_welcome,
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+ keyframe_animate_backlight_color,
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+ keyframe_no_operation,
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+ enable_visualization
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+ },
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+};
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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, keyframe_animate_backlight_color},
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+};
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+
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+// The LCD animation alternates between the layer name display and a
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+// bitmap that displays all active layers
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+static keyframe_animation_t lcd_animation = {
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+ .num_frames = 2,
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+ .loop = true,
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+ .frame_lengths = {gfxMillisecondsToTicks(2000), gfxMillisecondsToTicks(2000)},
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+ .frame_functions = {keyframe_display_layer_text, keyframe_display_layer_bitmap},
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+};
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+
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+static keyframe_animation_t suspend_animation = {
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+ .num_frames = 3,
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+ .loop = false,
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+ .frame_lengths = {0, gfxMillisecondsToTicks(1000), 0},
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+ .frame_functions = {
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+ keyframe_display_layer_text,
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+ keyframe_animate_backlight_color,
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+ keyframe_disable_lcd_and_backlight,
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+ },
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+};
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+
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+static keyframe_animation_t resume_animation = {
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+ .num_frames = 5,
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+ .loop = false,
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+ .frame_lengths = {0, 0, gfxMillisecondsToTicks(1000), gfxMillisecondsToTicks(5000), 0},
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+ .frame_functions = {
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+ keyframe_enable_lcd_and_backlight,
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+ display_welcome,
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+ keyframe_animate_backlight_color,
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+ keyframe_no_operation,
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+ enable_visualization,
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+ },
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+};
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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(0x50);
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+ state->current_lcd_color = LCD_COLOR(0x00, 0x00, 0xFF);
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+ state->target_lcd_color = LCD_COLOR(0x10, 0xFF, 0xFF);
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+ start_keyframe_animation(&startup_animation);
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+ start_keyframe_animation(&led_test_animation);
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+}
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+
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+void update_user_visualizer_state(visualizer_state_t* state) {
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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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+ if (state->status.layer & 0x8) {
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+ state->target_lcd_color = LCD_COLOR(0xC0, 0xB0, 0xFF);
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+ state->layer_text = "Numpad";
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+ }
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+ else if (state->status.layer & 0x4) {
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+ state->target_lcd_color = LCD_COLOR(0, 0xB0, 0xFF);
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+ state->layer_text = "KBD functions";
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+ }
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+ else if (state->status.layer & 0x2) {
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+ state->target_lcd_color = LCD_COLOR(0x80, 0xB0, 0xFF);
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+ state->layer_text = "Function keys";
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+ }
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+ else {
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+ state->target_lcd_color = LCD_COLOR(0x40, 0xB0, 0xFF);
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+ state->layer_text = "Default";
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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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+ start_keyframe_animation(&lcd_animation);
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+ start_keyframe_animation(&color_animation);
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+}
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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(&suspend_animation);
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+}
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+
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+void user_visualizer_resume(visualizer_state_t* state) {
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+ state->current_lcd_color = LCD_COLOR(0x00, 0x00, 0x00);
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+ state->target_lcd_color = LCD_COLOR(0x10, 0xFF, 0xFF);
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+ start_keyframe_animation(&resume_animation);
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+ start_keyframe_animation(&led_test_animation);
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+}
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Fred Sundvik