298 lines
10 KiB
C
298 lines
10 KiB
C
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/*
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* Copyright 2007 - 2008 by Sascha Hlusiak. <saschahlusiak@freedesktop.org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Sascha Hlusiak not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Sascha Hlusiak makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* SASCHA HLUSIAK DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL SASCHA HLUSIAK BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <xorg-server.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <xf86.h>
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#include <X11/keysym.h>
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#include <X11/XF86keysym.h>
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#include "jstk.h"
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#include "jstk_options.h"
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/***********************************************************************
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*
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* jstkGetAxisMapping --
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*
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* Parses strings like:
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* x, +y, -zx, 3x, 3.5zy, -8x
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* And returns the mapping and stores the optional factor
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* In the float referenced by 'value'
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*
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***********************************************************************
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*/
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static JSTK_MAPPING
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jstkGetAxisMapping(float *value, const char* param, const char* name)
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{
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if (sscanf(param, "%f", value)==0) {
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if (param[0] == '-')
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*value *= -1.0;
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}
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if (strstr(param, "key") != NULL)
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return JSTK_MAPPING_KEY;
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else if (strstr(param, "zx") != NULL)
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return JSTK_MAPPING_ZX;
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else if (strstr(param, "zy") != NULL)
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return JSTK_MAPPING_ZY;
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else if (strstr(param, "x") != NULL)
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return JSTK_MAPPING_X;
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else if (strstr(param, "y") != NULL)
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return JSTK_MAPPING_Y;
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return JSTK_MAPPING_NONE;
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}
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/***********************************************************************
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*
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* jstkParseButtonOption --
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*
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* Interprets one ButtonMappingX option, given in 'org'
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* stores the result in *button
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* name is the name of the InputDevice
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*
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***********************************************************************
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*/
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void
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jstkParseButtonOption(const char* org,
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JoystickDevPtr priv,
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int number,
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const char* name)
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{
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char *param;
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int value;
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float fvalue;
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char p[64];
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BUTTON* button;
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button = &priv->button[number];
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param = xstrdup(org);
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/* for (tmp = param; *tmp; tmp++) *tmp = tolower(*tmp); */
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if (strcmp(param, "none") == 0) {
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button->mapping = JSTK_MAPPING_NONE;
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} else if (sscanf(param, "button=%d", &value) == 1) {
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if (value<0 || value >BUTTONMAP_SIZE) {
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xf86Msg(X_WARNING, "%s: button number out of range (0..%d): %d.\n",
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name, BUTTONMAP_SIZE, value);
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} else {
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button->mapping = JSTK_MAPPING_BUTTON;
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button->buttonnumber = value;
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}
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} else if (sscanf(param, "axis=%15s", p) == 1) {
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p[15]='\0';
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fvalue = 1.0f;
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button->mapping = jstkGetAxisMapping(&fvalue, p, name);
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button->amplify = fvalue;
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button->currentspeed = 1.0f;
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if (button->mapping == JSTK_MAPPING_NONE)
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xf86Msg(X_WARNING, "%s: error parsing axis: %s.\n",
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name, p);
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} else if (sscanf(param, "amplify=%f", &fvalue) == 1) {
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button->mapping = JSTK_MAPPING_SPEED_MULTIPLY;
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button->amplify = fvalue;
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} else if (sscanf(param, "key=%30s", p) == 1) {
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char *current, *next;
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p[30]='\0';
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current = p;
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button->mapping = JSTK_MAPPING_KEY;
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for (value = 0; value < MAXKEYSPERBUTTON; value++) if (current != NULL) {
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unsigned int key;
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next = strchr(current, ',');
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if (!next) next = strchr(current, '+');
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if (next) *(next++) = '\0';
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key = strtol(current, NULL, 0);
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DBG(3, ErrorF("Parsed %s to %d\n", current, key));
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if (key == 0)
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xf86Msg(X_WARNING, "%s: error parsing key value: %s.\n",
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name, current);
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else {
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button->keys[value] = key;
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}
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current = next;
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} else button->keys[value] = 0;
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} else if (strcmp(param, "disable-all") == 0) {
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button->mapping = JSTK_MAPPING_DISABLE;
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} else if (strcmp(param, "disable-mouse") == 0) {
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button->mapping = JSTK_MAPPING_DISABLE_MOUSE;
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} else if (strcmp(param, "disable-keys") == 0) {
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button->mapping = JSTK_MAPPING_DISABLE_KEYS;
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} else {
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xf86Msg(X_WARNING, "%s: error parsing button parameter.\n",
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name);
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}
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free(param);
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}
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/***********************************************************************
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*
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* jstkParseAxisOption --
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*
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* Interprets one AxisMappingX option, given in 'org'
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* stores the result in *axis
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* name is the name of the InputDevice
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*
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***********************************************************************
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*/
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void
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jstkParseAxisOption(const char* org,
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JoystickDevPtr priv,
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AXIS *axis,
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const char *name)
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{
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char *param;
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char *tmp;
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int value;
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float fvalue;
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char p[64];
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param = xstrdup(org);
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/* for (tmp for (tmp = param; *tmp; tmp++) *tmp = tolower(*tmp);
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= param; *tmp; tmp++) *tmp = tolower(*tmp); */
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if ((tmp=strstr(param, "mode=")) != NULL) {
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if (sscanf(tmp, "mode=%15s", p) == 1) {
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p[15] = '\0';
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if (strcmp(p, "relative") == 0) {
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axis->type = JSTK_TYPE_BYVALUE;
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} else if (strcmp(p, "accelerated") == 0) {
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axis->type = JSTK_TYPE_ACCELERATED;
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axis->currentspeed = 1.0f;
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} else if (strcmp(p, "absolute") == 0) {
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axis->type = JSTK_TYPE_ABSOLUTE;
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} else if (strcmp(p, "none") == 0) {
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axis->type = JSTK_TYPE_NONE;
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} else {
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axis->type = JSTK_TYPE_NONE;
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xf86Msg(X_WARNING, "%s: \"%s\": error parsing mode.\n",
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name, param);
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}
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} else xf86Msg(X_WARNING, "%s: \"%s\": error parsing mode.\n",
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name, param);
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}
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if ((tmp = strstr(param, "axis=")) != NULL) {
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if (sscanf(tmp, "axis=%15s", p) == 1) {
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p[15] = '\0';
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fvalue = 1.0f;
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axis->mapping = jstkGetAxisMapping(&fvalue, p, name);
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if ((axis->type == JSTK_TYPE_ABSOLUTE) &&
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((fvalue <= 1.1)&&(fvalue >= -1.1))) {
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if (axis->mapping == JSTK_MAPPING_X)
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fvalue *= (int)screenInfo.screens[0]->width;
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if (axis->mapping == JSTK_MAPPING_Y)
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fvalue *= (int)screenInfo.screens[0]->height;
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}
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axis->amplify = fvalue;
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if (axis->mapping == JSTK_MAPPING_NONE)
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xf86Msg(X_WARNING, "%s: error parsing axis: %s.\n",
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name, p);
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}else xf86Msg(X_WARNING, "%s: error parsing axis.\n",
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name);
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}
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if ((tmp = strstr(param, "valuator")) != NULL ) {
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axis->valuator = 0; /* Will be renumbered appropriately on DEVICE_INIT */
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}
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if ((tmp = strstr(param, "keylow=")) != NULL) {
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if (sscanf(tmp, "keylow=%30s", p) == 1) {
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char *current, *next;
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unsigned int key;
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p[30]='\0';
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current = p;
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axis->mapping = JSTK_MAPPING_KEY;
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for (value = 0; value < MAXKEYSPERBUTTON; value++)
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if (current != NULL) {
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next = strchr(current, ',');
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if (!next) next = strchr(current, '+');
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if (next) *(next++) = '\0';
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key = strtol(current, NULL, 0);
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DBG(3, ErrorF("Parsed %s to %d\n", current, key));
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if (key == 0)
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xf86Msg(X_WARNING, "%s: error parsing keylow value: %s.\n",
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name, current);
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else {
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axis->keys_low[value] = key;
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}
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current = next;
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} else axis->keys_low[value] = 0;
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}
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}
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if ((tmp = strstr(param, "keyhigh=")) != NULL) {
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if (sscanf(tmp, "keyhigh=%30s", p) == 1) {
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char *current, *next;
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unsigned int key;
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p[30]='\0';
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current = p;
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axis->mapping = JSTK_MAPPING_KEY;
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for (value = 0; value < MAXKEYSPERBUTTON; value++)
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if (current != NULL) {
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next = strchr(current, ',');
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if (!next) next = strchr(current, '+');
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if (next) *(next++) = '\0';
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key = strtol(current, NULL, 0);
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key = strtol(current, NULL, 0);
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DBG(3, ErrorF("Parsed %s to %d\n", current, key));
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if (key == 0)
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xf86Msg(X_WARNING, "%s: error parsing keyhigh value: %s.\n",
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name, current);
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else {
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axis->keys_high[value] = key;
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}
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current = next;
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} else axis->keys_high[value] = 0;
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}
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}
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if ((tmp = strstr(param, "deadzone=")) != NULL ) {
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if (sscanf(tmp, "deadzone=%d", &value) == 1) {
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value = (value < 0) ? (-value) : (value);
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if (value > 30000)
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xf86Msg(X_WARNING,
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"%s: deadzone of %d seems unreasonable. Ignored.\n",
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name, value);
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else axis->deadzone = value;
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}else xf86Msg(X_WARNING, "%s: error parsing deadzone.\n",
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name);
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}
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free(param);
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}
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