libinput/test/litest-int.h

/*
 * Copyright © 2013 Red Hat, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#include "config.h"
#include <limits.h>

#ifndef LITEST_INT_H
#define LITEST_INT_H
#include "litest.h"

/* Use as designater for litest to change the value */
#define LITEST_AUTO_ASSIGN INT_MIN

struct litest_test_device {
       enum litest_device_type type;
       enum litest_device_feature features;
       const char *shortname;
       void (*setup)(void); /* test fixture, used by check */
       void (*teardown)(void); /* test fixture, used by check */
       /**
	* If create is non-NULL it will be called to initialize the device.
	* For such devices, no overrides are possible. If create is NULL,
	* the information in name, id, events, absinfo is used to
	* create the device instead.
	*/
       void (*create)(struct litest_device *d);

       /**
	* The device name. Only used when create is NULL.
	*/
       const char *name;
       /**
	* The device id. Only used when create is NULL.
	*/
       const struct input_id *id;
       /**
	* List of event type/code tuples, terminated with -1, e.g.
	* EV_REL, REL_X, EV_KEY, BTN_LEFT, -1
	* Special tuple is INPUT_PROP_MAX, <actual property> to set.
	*
	* Any EV_ABS codes in this list will be initialized with a default
	* axis range.
	*/
       int *events;
       /**
	* List of abs codes to enable, with absinfo.value determining the
	* code to set. List must be terminated with absinfo.value -1
	*/
       struct input_absinfo *absinfo;
       struct litest_device_interface *interface;

       const char *udev_rule;
};

struct litest_device_interface {
	void (*touch_down)(struct litest_device *d, unsigned int slot, double x, double y);
	void (*touch_move)(struct litest_device *d, unsigned int slot, double x, double y);
	void (*touch_up)(struct litest_device *d, unsigned int slot);

	/**
	 * Default value for the given EV_ABS axis.
	 * @return 0 on success, nonzero otherwise
	 */
	int (*get_axis_default)(struct litest_device *d, unsigned int code, int32_t *value);

	/**
	 * Set of of events to execute on touch down, terminated by a .type
	 * and .code value of -1. If the event value is LITEST_AUTO_ASSIGN,
	 * it will be automatically assigned by the framework (valid for x,
	 * y, tracking id and slot).
	 *
	 * These events are only used if touch_down is NULL.
	 */
	struct input_event *touch_down_events;
	struct input_event *touch_move_events;
	struct input_event *touch_up_events;

	/**
	 * Tablet events, LITEST_AUTO_ASSIGN is allowed on event values for
	 * ABS_X, ABS_Y, ABS_DISTANCE and ABS_PRESSURE.
	 */
	struct input_event *tablet_proximity_in_events;
	struct input_event *tablet_proximity_out_events;
	struct input_event *tablet_motion_events;

	/**
	 * Pad events, LITEST_AUTO_ASSIGN is allowed on event values
	 * for ABS_WHEEL
	 */
	struct input_event *pad_ring_start_events;
	struct input_event *pad_ring_change_events;
	struct input_event *pad_ring_end_events;

	/**
	 * Pad events, LITEST_AUTO_ASSIGN is allowed on event values
	 * for ABS_RX
	 */
	struct input_event *pad_strip_start_events;
	struct input_event *pad_strip_change_events;
	struct input_event *pad_strip_end_events;

	int min[2]; /* x/y axis minimum */
	int max[2]; /* x/y axis maximum */
};

void litest_set_current_device(struct litest_device *device);
int litest_scale(const struct litest_device *d, unsigned int axis, double val);
void litest_generic_device_teardown(void);

#endif