racemenu.cpp

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/***************************************************************************

    file                 : racemenu.cpp
    created              : Thu May  2 22:02:51 CEST 2002
    copyright            : (C) 2001-2014 by Eric Espie, Bernhard Wymann
    email                : eric.espie@torcs.org
    version              : $Id$

 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <stdlib.h>
#include <stdio.h>
#ifdef WIN32
#include <windows.h>
#endif
#include <tgfclient.h>
#include <track.h>
#include <car.h>
#include <raceman.h>
#include <robot.h>
#include <racescreens.h>
#include <portability.h>

static void *scrHandle;
static tRmRaceParam *rp;
static int rmrpDistance;
static int rmrpLaps;
static int rmrpDistId;
static int rmrpLapsId;
static int rmDispModeEditId;
static int rmCurDispMode;
static const char *rmCurDispModeList[] = { RM_VAL_VISIBLE, RM_VAL_INVISIBLE };


static void rmrpDeactivate(void *screen)
{
    GfuiScreenRelease(scrHandle);

    if (screen) {
        GfuiScreenActivate(screen);
    }
}


static void rmrpUpdDist(void * /* dummy */)
{
    char *val;
    const int BUFSIZE = 1024;
    char buf[BUFSIZE];

    val = GfuiEditboxGetString(scrHandle, rmrpDistId);
    rmrpDistance = strtol(val, (char **)NULL, 0);
    if (rmrpDistance == 0) {
        strcpy(buf, "---");
    } else {
        snprintf(buf, BUFSIZE, "%d", rmrpDistance);
        rmrpLaps = 0;
        GfuiEditboxSetString(scrHandle, rmrpLapsId, "---");
    }
    GfuiEditboxSetString(scrHandle, rmrpDistId, buf);
}


static void rmrpUpdLaps(void * /* dummy */)
{
    char *val;
    const int BUFSIZE = 1024;
    char buf[BUFSIZE];

    val = GfuiEditboxGetString(scrHandle, rmrpLapsId);
    rmrpLaps = strtol(val, (char **)NULL, 0);
    if (rmrpLaps == 0) {
        strcpy(buf, "---");
    } else {
        snprintf(buf, BUFSIZE, "%d", rmrpLaps);
        rmrpDistance = 0;
        GfuiEditboxSetString(scrHandle, rmrpDistId, "---");
    }
    GfuiEditboxSetString(scrHandle, rmrpLapsId, buf);
}


static void rmrpValidate(void * /* dummy */)
{
    if (rp->confMask & RM_CONF_RACE_LEN) {
        rmrpUpdDist(0);
        rmrpUpdLaps(0);
        GfParmSetNum(rp->param, rp->title, RM_ATTR_DISTANCE, "km", rmrpDistance);
        GfParmSetNum(rp->param, rp->title, RM_ATTR_LAPS, (char*)NULL, rmrpLaps);
    }

    if (rp->confMask & RM_CONF_DISP_MODE) {
        GfParmSetStr(rp->param, rp->title, RM_ATTR_DISPMODE, rmCurDispModeList[rmCurDispMode]);
    }

    rmrpDeactivate(rp->nextScreen);
}


static void rmrpAddKeys(void)
{
    GfuiAddKey(scrHandle, 27, "Cancel Modifications", rp->prevScreen, rmrpDeactivate, NULL);
    GfuiAddSKey(scrHandle, GLUT_KEY_F1, "Help", scrHandle, GfuiHelpScreen, NULL);
    GfuiAddSKey(scrHandle, GLUT_KEY_F12, "Screen-Shot", NULL, GfuiScreenShot, NULL);
    GfuiAddKey(scrHandle, 13, "Validate Modifications", NULL, rmrpValidate, NULL);
}


void rmChangeDisplayMode(void * /* dummy */)
{
    rmCurDispMode = 1 - rmCurDispMode;
    GfuiLabelSetText(scrHandle, rmDispModeEditId, rmCurDispModeList[rmCurDispMode]);
}


void RmRaceParamMenu(void *vrp)
{
    int y, x, x2, dy, dx;
    const int BUFSIZE = 1024;
    char buf[BUFSIZE];

    rp = (tRmRaceParam*)vrp;
    
    snprintf(buf, BUFSIZE, "%s Options", rp->title);
    scrHandle = GfuiMenuScreenCreate(buf);
    GfuiScreenAddBgImg(scrHandle, "data/img/splash-raceopt.png");

    x = 80;
    x2 = 240;
    y = 380;
    dx = 200;
    dy = GfuiFontHeight(GFUI_FONT_LARGE) + 5;

    if (rp->confMask & RM_CONF_RACE_LEN) {
        GfuiLabelCreate(scrHandle, "Race Distance (km):", GFUI_FONT_MEDIUM_C, x, y, GFUI_ALIGN_HL_VB, 0);
        rmrpDistance = (int)GfParmGetNum(rp->param, rp->title, RM_ATTR_DISTANCE, "km", 0);
        if (rmrpDistance == 0) {
            strcpy(buf, "---");
            rmrpLaps = (int)GfParmGetNum(rp->param, rp->title, RM_ATTR_LAPS, NULL, 25);
        } else {
            snprintf(buf, BUFSIZE, "%d", rmrpDistance);
            rmrpLaps = 0;
        }
        
        rmrpDistId = GfuiEditboxCreate(scrHandle, buf, GFUI_FONT_MEDIUM_C,
                        x + dx, y,
                        0, 8, NULL, (tfuiCallback)NULL, rmrpUpdDist);

        y -= dy;
        GfuiLabelCreate(scrHandle, "Laps:", GFUI_FONT_MEDIUM_C, x, y, GFUI_ALIGN_HL_VB, 0);
        if (rmrpLaps == 0) {
            strcpy(buf, "---");
        } else {
            snprintf(buf, BUFSIZE, "%d", rmrpLaps);
        }
        
        rmrpLapsId = GfuiEditboxCreate(scrHandle, buf, GFUI_FONT_MEDIUM_C,
                        x + dx, y,
                        0, 8, NULL, (tfuiCallback)NULL, rmrpUpdLaps);
        y -= dy;
    }

    if (rp->confMask & RM_CONF_DISP_MODE) {
        GfuiLabelCreate(scrHandle, "Display:", GFUI_FONT_MEDIUM_C, x, y, GFUI_ALIGN_HL_VB, 0);
        GfuiGrButtonCreate(scrHandle, "data/img/arrow-left.png", "data/img/arrow-left.png",
                "data/img/arrow-left.png", "data/img/arrow-left-pushed.png",
                x2, y, GFUI_ALIGN_HL_VB, 1,
                (void*)0, rmChangeDisplayMode,
                NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);      
        GfuiGrButtonCreate(scrHandle, "data/img/arrow-right.png", "data/img/arrow-right.png",
                "data/img/arrow-right.png", "data/img/arrow-right-pushed.png",
                x2 + 150, y, GFUI_ALIGN_HL_VB, 1,
                (void*)1, rmChangeDisplayMode,
                NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
        if (!strcmp(GfParmGetStr(rp->param, rp->title, RM_ATTR_DISPMODE, RM_VAL_VISIBLE), RM_VAL_INVISIBLE)) {
            rmCurDispMode = 1;
        } else {
            rmCurDispMode = 0;
        }
        rmDispModeEditId = GfuiLabelCreate(scrHandle, rmCurDispModeList[rmCurDispMode], GFUI_FONT_MEDIUM_C, x2 + 35, y, GFUI_ALIGN_HL_VB, 20);
        y -= dy;
    }

    GfuiButtonCreate(scrHandle, "Accept", GFUI_FONT_LARGE, 210, 40, 150, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
                NULL, rmrpValidate, NULL, NULL, NULL);

    GfuiButtonCreate(scrHandle, "Cancel", GFUI_FONT_LARGE, 430, 40, 150, GFUI_ALIGN_HC_VB, GFUI_MOUSE_UP,
                rp->prevScreen, rmrpDeactivate, NULL, NULL, NULL);

    rmrpAddKeys();

    GfuiScreenActivate(scrHandle);
}