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      1 /* $NetBSD: app.h,v 1.2 2023/06/29 19:06:54 nia Exp $ */
      2 /*-
      3  * Copyright (c) 2021 The NetBSD Foundation, Inc.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by Nia Alarie.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #ifndef APP_H
     31 #define APP_H
     32 #include <sys/audioio.h>
     33 #include <stdbool.h>
     34 
     35 enum aiomixer_state {
     36 	STATE_DEVICE_SELECT,
     37 	STATE_CLASS_SELECT,
     38 	STATE_CONTROL_SELECT
     39 };
     40 
     41 struct aiomixer_control {
     42 	struct mixer_devinfo info;
     43 	/* currently selected index for sets, channel for sliders */
     44 	int setindex;
     45 	int widget_y;
     46 	int height;
     47 	WINDOW *widgetpad;
     48 };
     49 
     50 struct aiomixer_class {
     51 	char name[MAX_AUDIO_DEV_LEN];
     52 	struct aiomixer_control controls[128];
     53 	unsigned int numcontrols;
     54 	WINDOW *widgetpad;
     55 	int index;
     56 	int height;
     57 };
     58 
     59 struct aiomixer {
     60 	int fd;
     61 	enum aiomixer_state state;
     62 	struct audio_device mixerdev;
     63 	struct aiomixer_class classes[128];
     64 	unsigned int numclasses;
     65 	unsigned int curclass;
     66 	unsigned int curcontrol;
     67 	bool channels_unlocked;
     68 	int class_scroll_y;
     69 	int last_max_x;
     70 	bool widgets_resized;
     71 	WINDOW *header;
     72 	WINDOW *classbar;
     73 	bool use_colour;
     74 };
     75 
     76 #define COLOR_CONTROL_SELECTED	1
     77 #define COLOR_LEVELS		2
     78 #define COLOR_SET_SELECTED	3
     79 #define COLOR_ENUM_OFF		4
     80 #define COLOR_ENUM_ON		5
     81 #define COLOR_ENUM_MISC		6
     82 
     83 #endif
     84