src/Cockpit/hud_card.cxx

   1 #include <plib/sg.h>
   2 #include "hud.hxx"
   3
   4 #ifdef USE_HUD_TextList
   5 #define textString( x , y, text, font,digit)  TextString( text, x , y ,digit ) //suma
   6 #else
   7 #define textString( x , y, text, font,digit )  puDrawString ( guiFnt, text, x, y ); //suma
   8 #endif
   9
  10 //========== Top of hud_card class member definitions =============
  11 //begin suma
  12 #include<math.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15 //end suma
  16
  17
  18 hud_card ::
  19 hud_card( int       x,
  20           int       y,
  21           UINT      width,
  22           UINT      height,
  23           FLTFNPTR  data_source,
  24           UINT      options,
  25           float     max_value, // 360
  26           float     min_value, // 0
  27           float     disp_scaling,
  28           UINT      major_divs,
  29           UINT      minor_divs,
  30           UINT      modulus,  // 360
  31           int       dp_showing,
  32           float     value_span,
  33           string    card_type,
  34           bool      tick_bottom,
  35           bool      tick_top,
  36           bool      tick_right,
  37           bool      tick_left,
  38           bool      cap_bottom,
  39           bool      cap_top,
  40           bool      cap_right,
  41           bool      cap_left,
  42           float     mark_offset,
  43           bool      pointer_enable,
  44           string    type_pointer,
  45           string    type_tick,//hud
  46           string    length_tick,//hud
  47           bool      working,
  48           float     rad,//suma
  49           int           divs, //suma
  50           int           zooms //suma
  51           ) :  //suma
  52     instr_scale( x,y,width,height,
  53                  data_source, options,
  54                  value_span,
  55                  max_value, min_value, disp_scaling,
  56                  major_divs, minor_divs, modulus,
  57                  working),
  58     val_span             ( value_span),
  59     type             ( card_type),
  60     draw_tick_bottom (tick_bottom),
  61     draw_tick_top    (tick_top),
  62     draw_tick_right  (tick_right),
  63     draw_tick_left   (tick_left),
  64     draw_cap_bottom  (cap_bottom),
  65     draw_cap_top     (cap_top),
  66     draw_cap_right   (cap_right),
  67     draw_cap_left    (cap_left),
  68     marker_offset    (mark_offset),
  69     pointer          (pointer_enable),
  70     pointer_type     (type_pointer),
  71     tick_type        (type_tick), //hud
  72     tick_length      (length_tick), //hud
  73     Maj_div          (major_divs), //suma
  74     Min_div          (minor_divs) //suma
  75
  76 {
  77     half_width_units = range_to_show() / 2.0;
  78     radius=rad; //suma
  79     maxValue=max_value; //suma
  80     minValue=min_value; //suma
  81     divisions=divs; //suma
  82     zoom = zooms; //suma
  83
  84     //  UINT options     = get_options();
  85     //  huds_both = (options & HUDS_BOTH) == HUDS_BOTH;
  86     //  huds_right = options & HUDS_RIGHT;
  87     //  huds_left = options & HUDS_LEFT;
  88     //  huds_vert = options & HUDS_VERT;
  89     //  huds_notext = options & HUDS_NOTEXT;
  90     //  huds_top = options & HUDS_TOP;
  91     //  huds_bottom = options & HUDS_BOTTOM;
  92 }
  93
  94 hud_card ::
  95 ~hud_card() { }
  96
  97 hud_card ::
  98 hud_card( const hud_card & image):
  99     instr_scale( (const instr_scale & ) image),
 100     val_span( image.val_span),
 101     type(image.type),
 102     half_width_units (image.half_width_units),
 103     draw_tick_bottom (image.draw_tick_bottom),
 104     draw_tick_top (image.draw_tick_top),
 105     draw_tick_right (image.draw_tick_right),
 106     draw_tick_left (image.draw_tick_left),
 107     draw_cap_bottom (image.draw_cap_bottom),
 108     draw_cap_top (image.draw_cap_top),
 109     draw_cap_right (image.draw_cap_right),
 110     draw_cap_left (image.draw_cap_left),
 111     marker_offset (image.marker_offset),
 112     pointer (image.pointer),
 113     pointer_type (image.pointer_type),
 114     tick_type(image.tick_type), //hud
 115     tick_length(image.tick_length), //hud
 116     Maj_div(image.Maj_div), //suma
 117     Min_div(image.Min_div)//suma
 118
 119 {
 120     //  UINT options     = get_options();
 121     //  huds_both = (options & HUDS_BOTH) == HUDS_BOTH;
 122     //  huds_right = options & HUDS_RIGHT;
 123     //  huds_left = options & HUDS_LEFT;
 124     //  huds_vert = options & HUDS_VERT;
 125     //  huds_notext = options & HUDS_NOTEXT;
 126     //  huds_top = options & HUDS_TOP;
 127     //  huds_bottom = options & HUDS_BOTTOM;
 128 }
 129
 130 hud_card & hud_card ::
 131 operator = (const hud_card & rhs )
 132 {
 133     if( !( this == &rhs)){
 134         instr_scale::operator = (rhs);
 135         val_span = rhs.val_span;
 136         half_width_units = rhs.half_width_units;
 137         draw_tick_bottom = rhs.draw_tick_bottom;
 138         draw_tick_top    = rhs.draw_tick_top;
 139         draw_tick_right  = rhs.draw_tick_right;
 140         draw_tick_left   = rhs.draw_tick_left;
 141         draw_cap_bottom  = rhs.draw_cap_bottom;
 142         draw_cap_top     = rhs.draw_cap_top;
 143         draw_cap_right   = rhs.draw_cap_right;
 144         draw_cap_left    = rhs.draw_cap_left;
 145         marker_offset    = rhs.marker_offset;
 146         type             = rhs.type;
 147         pointer                  = rhs.pointer;
 148         pointer_type     = rhs.pointer_type;
 149         tick_type                = rhs.tick_type;
 150         tick_length              = rhs.tick_length;
 151         Maj_div                  = rhs.Maj_div; //suma
 152         Min_div                  = rhs.Min_div; //suma
 153
 154     }
 155
 156     return *this;
 157 }
 158
 159 void hud_card ::
 160 draw( void ) //  (HUD_scale * pscale )
 161 {
 162
 163     float vmin = 0.0, vmax = 0.0;
 164     int marker_xs;
 165     int marker_xe;
 166     int marker_ys;
 167     int marker_ye;
 168     int text_x = 0, text_y = 0;
 169     int lenstr;
 170     int height, width;
 171     int i, last;
 172     char TextScale[80];
 173     bool condition;
 174     int disp_val = 0;
 175     int oddtype, k; //odd or even values for ticks
 176
 177     POINT mid_scr    = get_centroid();
 178     float cur_value  = get_value();
 179
 180     if (!((int)maxValue%2) )
 181         oddtype =0; //draw ticks at even values
 182     else
 183         oddtype = 1;//draw ticks at odd values
 184
 185     RECT   scrn_rect = get_location();
 186     UINT options     = get_options();
 187
 188     height = scrn_rect.top  + scrn_rect.bottom;
 189     width = scrn_rect.left + scrn_rect.right;
 190
 191     //begin suma
 192     // if type=gauge then display dial
 193     if(type=="gauge") {
 194         float x,y;
 195         float i;
 196         y=(float)(scrn_rect.top);
 197         x=(float)(scrn_rect.left);
 198         glEnable(GL_POINT_SMOOTH);
 199         glPointSize(3.0);
 200
 201         float incr= 360.0/divisions;
 202         for(i=0.0;i<360.0;i+=incr) {
 203             float i1=i*SGD_DEGREES_TO_RADIANS;
 204             float x1=x+radius*cos(i1);
 205             float y1=y+radius*sin(i1);
 206
 207             glBegin(GL_POINTS);
 208             glVertex2f(x1,y1);
 209             glEnd();
 210         }
 211         glPointSize(1.0);
 212         glDisable(GL_POINT_SMOOTH);
 213
 214
 215         if(data_available()) {
 216             float offset = 90.0*SGD_DEGREES_TO_RADIANS;
 217             float r1=10.0; //size of carrot
 218             float theta= get_value();
 219
 220             float theta1= -theta*SGD_DEGREES_TO_RADIANS+offset;
 221             float x1=x+radius*cos(theta1);
 222             float y1=y+radius*sin(theta1);
 223             float x2=x1-r1*cos(theta1-30.0*SGD_DEGREES_TO_RADIANS);
 224             float y2=y1-r1*sin(theta1-30.0*SGD_DEGREES_TO_RADIANS);
 225             float x3=x1-r1*cos(theta1+30.0*SGD_DEGREES_TO_RADIANS);
 226             float y3=y1-r1*sin(theta1+30.0*SGD_DEGREES_TO_RADIANS);
 227
 228             // draw carrot
 229             drawOneLine(x1,y1,x2,y2);
 230             drawOneLine(x1,y1,x3,y3);
 231             sprintf(TextScale,"%3.1f\n",theta);
 232
 233             // draw value
 234             int l = abs((int)theta);
 235             if (l) {
 236                 if( l<10)
 237                     textString (x,y,TextScale,GLUT_BITMAP_8_BY_13,0 );
 238                 else if(l<100)
 239                     textString (x-1.0,y,TextScale,GLUT_BITMAP_8_BY_13,0 );
 240                 else if( l<360 )
 241                     textString (x-2.0,y,TextScale,GLUT_BITMAP_8_BY_13,0 );
 242             }
 243
 244         }
 245
 246         //end type=gauge
 247     } else {
 248         // if its not explicitly a gauge default to tape
 249         if(pointer) {
 250             if(pointer_type=="moving") {
 251                 vmin = minValue;
 252                 vmax = maxValue;
 253             } else {
 254                 // default to fixed
 255                 vmin   = cur_value - half_width_units; // width units == needle travel
 256                 vmax   = cur_value + half_width_units; // or picture unit span.
 257                 text_x = mid_scr.x;
 258                 text_y = mid_scr.y;
 259             }
 260         } else {
 261             vmin   = cur_value - half_width_units; // width units == needle travel
 262             vmax   = cur_value + half_width_units; // or picture unit span.
 263             text_x = mid_scr.x;
 264             text_y = mid_scr.y;
 265         }
 266
 267         // Draw the basic markings for the scale...
 268
 269         if( huds_vert(options) ) { // Vertical scale
 270             if (draw_tick_bottom) {
 271                 drawOneLine( scrn_rect.left,     // Bottom tick bar
 272                              scrn_rect.top,
 273                              width,
 274                              scrn_rect.top);
 275             } // endif draw_tick_bottom
 276             if (draw_tick_top) {
 277                 drawOneLine( scrn_rect.left,    // Top tick bar
 278                              height,
 279                              width,
 280                              height );
 281             } // endif draw_tick_top
 282
 283             marker_xs = scrn_rect.left;  // x start
 284             marker_xe = width;  // x extent
 285             marker_ye = height;
 286
 287             //    glBegin(GL_LINES);
 288
 289             // Bottom tick bar
 290             //    glVertex2f( marker_xs, scrn_rect.top);
 291             //    glVertex2f( marker_xe, scrn_rect.top);
 292
 293             // Top tick bar
 294             //    glVertex2f( marker_xs, marker_ye);
 295             //    glVertex2f( marker_xe, marker_ye );
 296             //    glEnd();
 297
 298
 299             // We do not use else in the following so that combining the
 300             // two options produces a "caged" display with double
 301             // carrots. The same is done for horizontal card indicators.
 302
 303             // begin vertical/left
 304             //First draw capping lines and pointers
 305             if( huds_left(options) ) {    // Calculate x marker offset
 306
 307                 if (draw_cap_right) {
 308
 309                     drawOneLine( marker_xe, scrn_rect.top,
 310                                  marker_xe, marker_ye); // Cap right side
 311                 } //endif cap_right
 312
 313                 marker_xs  = marker_xe - scrn_rect.right / 3;   // Adjust tick xs
 314
 315                 // drawOneLine( marker_xs, mid_scr.y,
 316                 //              marker_xe, mid_scr.y + scrn_rect.right / 6);
 317                 // drawOneLine( marker_xs, mid_scr.y,
 318                 //              marker_xe, mid_scr.y - scrn_rect.right / 6);
 319
 320                 // draw pointer
 321                 if(pointer) {
 322                     if(pointer_type=="moving") {
 323                         if(zoom == 0) {
 324                             //Code for Moving Type Pointer included by suma.
 325                             float ycentre, ypoint,xpoint;
 326                             int range,wth;
 327                             if(cur_value > maxValue) cur_value = maxValue;
 328                             if(cur_value < minValue) cur_value = minValue;
 329                             if (minValue >= 0.0)
 330                                 ycentre = scrn_rect.top;
 331                             else if (maxValue + minValue == 0.0)
 332                                 ycentre = mid_scr.y;
 333                             else
 334                                 if (oddtype == 1)
 335                                     ycentre = scrn_rect.top + (1.0-minValue)*scrn_rect.bottom/(maxValue-minValue);
 336                                 else
 337                                     ycentre = scrn_rect.top + minValue*scrn_rect.bottom/(maxValue-minValue);
 338                             range = scrn_rect.bottom;
 339                             wth   = scrn_rect.left + scrn_rect.right;
 340                             if (oddtype == 1)
 341                                 ypoint = ycentre + ((cur_value-1.0) * range / val_span);
 342                             else
 343                                 ypoint = ycentre + (cur_value * range / val_span);
 344                             xpoint = wth + marker_offset;
 345                             drawOneLine(xpoint,ycentre,xpoint,ypoint);
 346                             drawOneLine(xpoint,ypoint,xpoint-marker_offset,ypoint);
 347                             drawOneLine(xpoint-marker_offset,ypoint,xpoint-5.0,ypoint+5.0);
 348                             drawOneLine(xpoint-marker_offset,ypoint,xpoint-5.0,ypoint-5.0);
 349                         }//zoom=0
 350                     } else {
 351                         // default to fixed
 352                         fixed(marker_offset+marker_xe, text_y + scrn_rect.right / 6,
 353                               marker_offset+marker_xs, text_y,marker_offset+marker_xe,
 354                               text_y - scrn_rect.right / 6);
 355                     }//end pointer type
 356
 357                 } //if pointer
 358             }  //end vertical/left
 359
 360             // begin vertical/right
 361             //First draw capping lines and pointers
 362             if( huds_right(options) ) {  // We'll default this for now.
 363                 if (draw_cap_left) {
 364                     drawOneLine( scrn_rect.left, scrn_rect.top,
 365                                  scrn_rect.left, marker_ye );  // Cap left side
 366                 } //endif cap_left
 367
 368                 marker_xe = scrn_rect.left + scrn_rect.right / 3;     // Adjust tick xe
 369                 // Indicator carrot
 370                 // drawOneLine( scrn_rect.left, mid_scr.y +  scrn_rect.right / 6,
 371                 //              marker_xe, mid_scr.y );
 372                 // drawOneLine( scrn_rect.left, mid_scr.y -  scrn_rect.right / 6,
 373                 //              marker_xe, mid_scr.y);
 374
 375                 // draw pointer
 376                 if(pointer) {
 377                     if(pointer_type=="moving") {
 378                         if(zoom == 0) {
 379                             //type-fixed & zoom=1, behaviour to be defined
 380                             // Code for Moving Type Pointer included by suma.
 381                             float ycentre, ypoint,xpoint;
 382                             int range;
 383
 384                             if(cur_value > maxValue)
 385                                 cur_value = maxValue;
 386                             if(cur_value < minValue)
 387                                 cur_value = minValue;
 388
 389                             if (minValue >= 0.0)
 390                                 ycentre = scrn_rect.top;
 391                             else if (maxValue + minValue == 0.0)
 392                                 ycentre = mid_scr.y;
 393                             else
 394                                 if (oddtype == 1)
 395                                     ycentre = scrn_rect.top + (1.0-minValue)*scrn_rect.bottom/(maxValue-minValue);
 396                                 else
 397                                     ycentre = scrn_rect.top + minValue*scrn_rect.bottom/(maxValue-minValue);
 398                             range = scrn_rect.bottom;
 399
 400                             if (oddtype == 1)
 401                                 ypoint = ycentre + ((cur_value-1.0) * range / val_span);
 402                             else
 403                                 ypoint = ycentre + (cur_value * range / val_span);
 404                             xpoint = scrn_rect.left - marker_offset;
 405                             drawOneLine(xpoint,ycentre,xpoint,ypoint);
 406                             drawOneLine(xpoint,ypoint,xpoint+marker_offset,ypoint);
 407                             drawOneLine(xpoint+marker_offset,ypoint,xpoint+5.0,ypoint+5.0);
 408                             drawOneLine(xpoint+marker_offset,ypoint,xpoint+5.0,ypoint-5.0);
 409                         }
 410                     } else {
 411                         // default to fixed
 412                         fixed( -marker_offset+scrn_rect.left, text_y +  scrn_rect.right / 6,
 413                                -marker_offset+marker_xe, text_y,-marker_offset+scrn_rect.left,
 414                                text_y -  scrn_rect.right / 6);
 415                     }
 416                 } //if pointer
 417             }  //end vertical/right
 418
 419             // At this point marker x_start and x_end values are transposed.
 420             // To keep this from confusing things they are now interchanged.
 421             if(huds_both(options)) {
 422                 marker_ye = marker_xs;
 423                 marker_xs = marker_xe;
 424                 marker_xe = marker_ye;
 425             }
 426
 427             // Work through from bottom to top of scale. Calculating where to put
 428             // minor and major ticks.
 429
 430             // draw scale or tape
 431
 432 //            last = FloatToInt(vmax)+1;
 433 //            i = FloatToInt(vmin);
 434             last = (int)vmax + 1; // N
 435             i = (int)vmin; // N
 436
 437             if(zoom ==1) {
 438                 zoomed_scale((int)vmin,(int)vmax); //suma
 439             } else {
 440                 for( ; i <last ; i++ ) {
 441                     condition = true;
 442                     if( !modulo()) {
 443                         if( i < min_val()) {
 444                             condition = false;
 445                         }
 446                     }
 447
 448                     if( condition ) {  // Show a tick if necessary
 449                         // Calculate the location of this tick
 450                         marker_ys = scrn_rect.top + FloatToInt(((i - vmin) * factor()/*+.5f*/));
 451                         // marker_ys = scrn_rect.top + (int)((i - vmin) * factor() + .5);
 452                         // Block calculation artifact from drawing ticks below min coordinate.
 453                         // Calculation here accounts for text height.
 454
 455                         if(( marker_ys < (scrn_rect.top + 4)) |
 456                            ( marker_ys > (height - 4)))
 457                         {
 458                             // Magic numbers!!!
 459                             continue;
 460                         }
 461
 462                         if (oddtype == 1)
 463                             k = i+1; //enable ticks at odd values
 464                         else
 465                             k = i;
 466
 467                         // Minor ticks
 468                         if( div_min()) {
 469                             // if( (i%div_min()) == 0) {
 470                             if( !(k%(int)div_min())) {
 471                                 if((( marker_ys - 5) > scrn_rect.top ) &&
 472                                    (( marker_ys + 5) < (height))) {
 473
 474                                 //vertical/left OR vertical/right
 475                                 if( huds_both(options) ) {
 476                                     if(tick_type=="line") {
 477                                         if(tick_length=="variable") {
 478                                             drawOneLine( scrn_rect.left, marker_ys,
 479                                                          marker_xs,      marker_ys );
 480                                             drawOneLine( marker_xe,      marker_ys,
 481                                                          width,  marker_ys );
 482                                         } else {
 483                                             drawOneLine( scrn_rect.left, marker_ys,
 484                                                          marker_xs,      marker_ys );
 485                                             drawOneLine( marker_xe,      marker_ys,
 486                                                          width,  marker_ys );
 487                                         }
 488                                     } else if(tick_type=="circle") // begin suma  this func. is written below
 489                                         circles(scrn_rect.left,(float)marker_ys,3.0); //end suma
 490
 491                                     else {
 492                                         // if neither line nor circle draw default as line
 493                                         drawOneLine( scrn_rect.left, marker_ys,
 494                                                      marker_xs,      marker_ys );
 495                                         drawOneLine( marker_xe,      marker_ys,
 496                                                      width,  marker_ys );
 497                                     }
 498                                     // glBegin(GL_LINES);
 499                                     // glVertex2f( scrn_rect.left, marker_ys );
 500                                     // glVertex2f( marker_xs,      marker_ys );
 501                                     // glVertex2f( marker_xe,      marker_ys);
 502                                     // glVertex2f( scrn_rect.left + scrn_rect.right,  marker_ys );
 503                                     // glEnd();
 504                                     // anything other than huds_both
 505                                 } else {
 506                                     if( huds_left(options) ) {
 507                                         if(tick_type=="line") {
 508                                             if(tick_length=="variable") {
 509                                                 drawOneLine( marker_xs + 4, marker_ys,
 510                                                              marker_xe,     marker_ys );
 511                                             } else {
 512                                                 drawOneLine( marker_xs , marker_ys,
 513                                                              marker_xe,     marker_ys );
 514                                             }
 515                                         } else if(tick_type=="circle") // begin suma
 516                                             circles((float)marker_xs + 4, (float)marker_ys,3.0); //end suma
 517
 518                                         else {
 519                                             drawOneLine( marker_xs + 4, marker_ys,
 520                                                          marker_xe,     marker_ys );
 521                                         }
 522                                     }  else {
 523                                         if(tick_type=="line") {
 524                                             if(tick_length=="variable") {
 525                                                 drawOneLine( marker_xs,     marker_ys,
 526                                                              marker_xe - 4, marker_ys );
 527                                             } else {
 528                                                 drawOneLine( marker_xs,     marker_ys,
 529                                                              marker_xe , marker_ys );
 530                                             }
 531                                         } else if(tick_type=="circle") //begin suma
 532                                             circles((float)marker_xe - 4, (float)marker_ys,3.0);  //end suma
 533                                         else {
 534                                             drawOneLine( marker_xs,     marker_ys,
 535                                                          marker_xe - 4, marker_ys );
 536                                         }
 537                                     }
 538                                 } //end huds both
 539                               }
 540                             } //end draw minor ticks
 541                         }  //end minor ticks
 542
 543                         // Major ticks
 544                         if( div_max() ) {
 545
 546                             if( !(k%(int)div_max()) ) {
 547                                 if(modulo()) {
 548                                     disp_val = i % (int) modulo(); // ?????????
 549                                     if( disp_val < 0) {
 550                                         while(disp_val < 0)
 551                                             disp_val += modulo();
 552                                     }
 553                                 } else {
 554                                     disp_val = i;
 555                                 }
 556
 557                                 lenstr = sprintf( TextScale, "%d",
 558                                                   FloatToInt(disp_val * data_scaling()/*+.5*/));
 559                                 // (int)(disp_val  * data_scaling() +.5));
 560                                 /* if(( (marker_ys - 8 ) > scrn_rect.top ) &&
 561                                    ( (marker_ys + 8) < (height))){ */ //suma
 562                                 // huds_both
 563                                 if( huds_both(options) ) {
 564                                     // drawOneLine( scrn_rect.left, marker_ys,
 565                                     //              marker_xs,      marker_ys);
 566                                     // drawOneLine( marker_xs, marker_ys,
 567                                     //              scrn_rect.left + scrn_rect.right,
 568                                     //              marker_ys);
 569                                     if(tick_type=="line") {
 570                                         glBegin(GL_LINE_STRIP);
 571                                         glVertex2f( scrn_rect.left, marker_ys );
 572                                         glVertex2f( marker_xs, marker_ys);
 573                                         glVertex2f( width, marker_ys);
 574                                         glEnd();
 575                                     } else if(tick_type=="circle") //begin suma
 576                                         circles(scrn_rect.left, (float)marker_ys,5.0); //end suma
 577                                     else {
 578                                         glBegin(GL_LINE_STRIP);
 579                                         glVertex2f( scrn_rect.left, marker_ys );
 580                                         glVertex2f( marker_xs, marker_ys);
 581                                         glVertex2f( width, marker_ys);
 582                                         glEnd();
 583                                     }
 584
 585                                     if( !huds_notext(options)) {
 586                                         textString ( marker_xs + 2,  marker_ys,
 587                                                      TextScale,  GLUT_BITMAP_8_BY_13,0 );
 588                                     }
 589                                 } else {
 590                                     //begin suma
 591                                     /* Changes are made to draw a circle when tick_type="circle" */
 592                                     // anything other than huds_both
 593                                     if(tick_type=="line") {
 594                                         drawOneLine( marker_xs, marker_ys, marker_xe, marker_ys );
 595                                     } else if(tick_type=="circle")
 596                                         circles((float)marker_xs + 4, (float)marker_ys,5.0);//end suma
 597                                     else {
 598                                         drawOneLine( marker_xs, marker_ys, marker_xe, marker_ys );
 599                                     }
 600                                     if( !huds_notext(options) ) {
 601                                         if( huds_left(options) ) {
 602                                             textString( marker_xs -  8 * lenstr - 2,
 603                                                         marker_ys - 4,
 604                                                         TextScale, GLUT_BITMAP_8_BY_13,0 );
 605                                         } else {
 606                                             textString( marker_xe + 3 * lenstr,
 607                                                         marker_ys - 4,
 608                                                         TextScale, GLUT_BITMAP_8_BY_13,0 );
 609                                         } //End if huds_left
 610                                     } //End if !huds_notext
 611                                 }  //End if huds-both
 612                             }  // End if draw major ticks
 613                         }   // End if major ticks
 614                     }  // End condition
 615                 }  // End for
 616             }  //end of zoom
 617             // End if VERTICAL SCALE TYPE (tape loop yet to be closed)
 618         } else {
 619             // Horizontal scale by default
 620             // left tick bar
 621             if (draw_tick_left) {
 622                 drawOneLine( scrn_rect.left, scrn_rect.top,
 623                              scrn_rect.left, height);
 624             }  // endif draw_tick_left
 625             // right tick bar
 626             if (draw_tick_right) {
 627                 drawOneLine( width, scrn_rect.top,
 628                              width,
 629                              height );
 630             }  // endif draw_tick_right
 631
 632             marker_ys = scrn_rect.top;           // Starting point for
 633             marker_ye = height;                  // tick y location calcs
 634             marker_xe = width;
 635             marker_xs = scrn_rect.left + FloatToInt((cur_value - vmin) * factor() /*+ .5f*/);
 636
 637
 638             //    glBegin(GL_LINES);
 639             // left tick bar
 640             //    glVertex2f( scrn_rect.left, scrn_rect.top);
 641             //    glVertex2f( scrn_rect.left, marker_ye);
 642
 643             // right tick bar
 644             //    glVertex2f( marker_xe, scrn_rect.top);
 645             //    glVertex2f( marker_xe, marker_ye );
 646             //    glEnd();
 647
 648             if( huds_top(options) ) {
 649                 if (draw_cap_bottom) {
 650                     // Bottom box line
 651                     drawOneLine( scrn_rect.left,
 652                                  scrn_rect.top,
 653                                  width,
 654                                  scrn_rect.top);
 655                 }  //endif cap_bottom
 656
 657                 // Tick point adjust
 658                 marker_ye  = scrn_rect.top + scrn_rect.bottom / 2;
 659                 // Bottom arrow
 660                 // drawOneLine( mid_scr.x, marker_ye,
 661                 //              mid_scr.x - scrn_rect.bottom / 4, scrn_rect.top);
 662                 // drawOneLine( mid_scr.x, marker_ye,
 663                 //              mid_scr.x + scrn_rect.bottom / 4, scrn_rect.top);
 664                 // draw pointer
 665                 if(pointer) {
 666                     if(pointer_type=="moving") {
 667                         if (zoom ==0) {
 668                             //Code for Moving Type Pointer included by suma.
 669                             // static float xcentre,xpoint,ypoint;
 670                             // static int range;
 671                             if(cur_value > maxValue) cur_value = maxValue;
 672                             if(cur_value < minValue) cur_value = minValue;
 673                             float xcentre = mid_scr.x;
 674                             int range = scrn_rect.right;
 675                             float xpoint = xcentre + (cur_value * range / val_span);
 676                             float ypoint = scrn_rect.top - marker_offset;
 677                             drawOneLine(xcentre, ypoint,xpoint,ypoint);
 678                             drawOneLine(xpoint,ypoint,xpoint,ypoint+marker_offset);
 679                             drawOneLine(xpoint,ypoint+marker_offset,xpoint+5.0,ypoint+5.0);
 680                             drawOneLine(xpoint,ypoint+marker_offset,xpoint-5.0,ypoint+5.0);
 681                         }
 682                     } else {
 683                         //default to fixed
 684                         fixed( marker_xs - scrn_rect.bottom / 4, scrn_rect.top,
 685                                marker_xs, marker_ye, marker_xs + scrn_rect.bottom / 4,scrn_rect.top);
 686                     }
 687                 }  //if pointer
 688             } //End Horizontal scale/top
 689
 690             if( huds_bottom(options) ) {
 691                 // Top box line
 692                 if (draw_cap_top) {
 693                     drawOneLine( scrn_rect.left, height,
 694                                  width, height);
 695                 }  //endif cap_top
 696
 697                 // Tick point adjust
 698                 marker_ys = height - scrn_rect.bottom  / 2;
 699                 // Top arrow
 700                 //      drawOneLine( mid_scr.x + scrn_rect.bottom / 4,
 701                 //                   scrn_rect.top + scrn_rect.bottom,
 702                 //                   mid_scr.x, marker_ys );
 703                 //      drawOneLine( mid_scr.x - scrn_rect.bottom / 4,
 704                 //                   scrn_rect.top + scrn_rect.bottom,
 705                 //                   mid_scr.x , marker_ys );
 706
 707                 // draw pointer
 708                 if(pointer) {
 709                     if(pointer_type=="moving") {
 710                         if(zoom == 0) {
 711                             //Code for Moving Type Pointer included by suma.
 712                             // static float xcentre,xpoint,ypoint;
 713                             // static int range,hgt;
 714                             if(cur_value > maxValue) cur_value = maxValue;
 715                             if(cur_value < minValue) cur_value = minValue;
 716                             float xcentre = mid_scr.x ;
 717                             int range = scrn_rect.right;
 718                             int hgt   = scrn_rect.top + scrn_rect.bottom;
 719                             float xpoint = xcentre + (cur_value * range / val_span);
 720                             float ypoint = hgt + marker_offset;
 721                             drawOneLine(xcentre, ypoint,xpoint,ypoint);
 722                             drawOneLine(xpoint,ypoint,xpoint,ypoint-marker_offset);
 723                             drawOneLine(xpoint,ypoint-marker_offset,xpoint+5.0,ypoint-5.0);
 724                             drawOneLine(xpoint,ypoint-marker_offset,xpoint-5.0,ypoint-5.0);
 725                         }
 726                     } else {
 727                         fixed( marker_xs + scrn_rect.bottom / 4, height, marker_xs, marker_ys,
 728                                marker_xs - scrn_rect.bottom / 4, height);
 729                                 }
 730                 } //if pointer
 731             }  //end horizontal scale bottom
 732
 733             //    if(( options & HUDS_BOTTOM) == HUDS_BOTTOM ) {
 734             //      marker_xe = marker_ys;
 735             //      marker_ys = marker_ye;
 736             //      marker_ye = marker_xe;
 737             //      }
 738
 739             // printf("vmin = %d  vmax = %d\n", (int)vmin, (int)vmax);
 740
 741             //  last = FloatToInt(vmax)+1;
 742             //  i    = FloatToInt(vmin);
 743
 744             if(zoom ==1) {
 745                 zoomed_scale((int)vmin,(int)vmax); //suma
 746             } else  {
 747                 //default to zoom=0
 748                 last = (int)vmax + 1;
 749                 i = (int)vmin;
 750                 for(; i <last ; i++ ) {
 751                     // for( i = (int)vmin; i <= (int)vmax; i++ )     {
 752                     // printf("<*> i = %d\n", i);
 753                     condition = true;
 754                     if( !modulo()) {
 755                         if( i < min_val()) {
 756                             condition = false;
 757                         }
 758                     }
 759                     // printf("<**> i = %d\n", i);
 760                     if( condition )        {
 761                         // marker_xs = scrn_rect.left + (int)((i - vmin) * factor() + .5);
 762                         marker_xs = scrn_rect.left + FloatToInt(((i - vmin) * factor()/*+ .5f*/));
 763
 764                         if (oddtype == 1)
 765                             k = i+1; //enable ticks at odd values
 766                         else
 767                             k = i;
 768
 769                         if( div_min()) {
 770                             //          if( (i%(int)div_min()) == 0 ) {
 771                             //draw minor ticks
 772                             if( !(k%(int)div_min() )) {
 773                                 // draw in ticks only if they aren't too close to the edge.
 774                                 if((( marker_xs - 5) > scrn_rect.left ) &&
 775                                   (( marker_xs + 5 )< (scrn_rect.left + scrn_rect.right))){
 776
 777                                 if( huds_both(options) ) {
 778                                     if(tick_length=="variable") {
 779                                         drawOneLine( marker_xs, scrn_rect.top,
 780                                                      marker_xs, marker_ys - 4);
 781                                         drawOneLine( marker_xs, marker_ye + 4,
 782                                                      marker_xs, height);
 783                                     } else {
 784                                         drawOneLine( marker_xs, scrn_rect.top,
 785                                                      marker_xs, marker_ys);
 786                                         drawOneLine( marker_xs, marker_ye,
 787                                                      marker_xs, height);
 788                                     }
 789                                     // glBegin(GL_LINES);
 790                                     // glVertex2f( marker_xs, scrn_rect.top);
 791                                     // glVertex2f( marker_xs, marker_ys - 4);
 792                                     // glVertex2f( marker_xs, marker_ye + 4);
 793                                                 // glVertex2f( marker_xs, scrn_rect.top + scrn_rect.bottom);
 794                                     // glEnd();
 795                                 }  else {
 796                                     if( huds_top(options)) {
 797                                         //draw minor ticks
 798                                         if(tick_length=="variable")
 799                                             drawOneLine(marker_xs,marker_ys,marker_xs,marker_ye-4);
 800                                         else
 801                                             drawOneLine(marker_xs,marker_ys,marker_xs,marker_ye);
 802                                     } else
 803                                         if(tick_length=="variable")
 804                                             drawOneLine(marker_xs,marker_ys+4,marker_xs,marker_ye);
 805                                         else
 806                                             drawOneLine(marker_xs,marker_ys,marker_xs,marker_ye);
 807                                 }
 808                               }
 809                             } //end draw minor ticks
 810                         } //end minor ticks
 811                         //major ticks
 812                         if( div_max()) {
 813                             // printf("i = %d\n", i);
 814                             //          if( (i%(int)div_max())==0 ) {
 815                             //draw major ticks
 816                             if( !(k%(int)div_max()) ) {
 817                                 if(modulo()) {
 818                                     disp_val = i % (int) modulo(); // ?????????
 819                                     if( disp_val < 0) {
 820                                         while(disp_val<0)
 821                                             disp_val += modulo();
 822                                     }
 823                                 } else {
 824                                     disp_val = i;
 825                                 }
 826                                 // printf("disp_val = %d\n", disp_val);
 827                                 // printf("%d\n", (int)(disp_val  * (double)data_scaling() + 0.5));
 828                                 lenstr = sprintf( TextScale, "%d",
 829                                                   // (int)(disp_val  * data_scaling() +.5));
 830                                                   FloatToInt(disp_val * data_scaling()/*+.5*/));
 831                                 // Draw major ticks and text only if far enough from the edge.
 832                                 if(( (marker_xs - 10)> scrn_rect.left ) &&
 833                                           ( (marker_xs + 10) < (scrn_rect.left + scrn_rect.right))){
 834                                 if( huds_both(options) ) {
 835                                     // drawOneLine( marker_xs, scrn_rect.top,
 836                                     //              marker_xs, marker_ys);
 837                                     // drawOneLine( marker_xs, marker_ye,
 838                                     //              marker_xs, scrn_rect.top + scrn_rect.bottom);
 839                                     glBegin(GL_LINE_STRIP);
 840                                     glVertex2f( marker_xs, scrn_rect.top);
 841                                     glVertex2f( marker_xs, marker_ye);
 842                                     glVertex2f( marker_xs, height);
 843                                     glEnd();
 844                                     if( !huds_notext(options) ) {
 845                                         textString ( marker_xs - 4 * lenstr,
 846                                                      marker_ys + 4,
 847                                                              TextScale,  GLUT_BITMAP_8_BY_13,0 ); //suma
 848                                     }
 849                                 } else {
 850                                     drawOneLine( marker_xs, marker_ys,
 851                                                  marker_xs, marker_ye );
 852                                     if( !huds_notext(options)) {
 853                                         if( huds_top(options) )              {
 854                                             textString ( marker_xs - 4 * lenstr,
 855                                                          height - 10,
 856                                                          TextScale, GLUT_BITMAP_8_BY_13,0 ); //suma
 857                                         }  else  {
 858                                             textString( marker_xs - 4 * lenstr,
 859                                                         scrn_rect.top,
 860                                                         TextScale, GLUT_BITMAP_8_BY_13,0 ); //suma
 861                                         }
 862                                     }
 863                                 }
 864                               }
 865                             }  //end draw major ticks
 866                         } //endif major ticks
 867                     }   //end condition
 868                 } //end for
 869             }  //end zoom
 870         } //end horizontal/vertical scale
 871     } // end of type tape
 872 } //draw
 873
 874
 875 //begin suma
 876
 877 void hud_card ::
 878 circles(float x,float y,float size)
 879 {
 880     glEnable(GL_POINT_SMOOTH);
 881     glPointSize(size);
 882
 883     glBegin(GL_POINTS);
 884     glVertex2f(x,y);
 885     glEnd();
 886
 887     glPointSize(1.0);
 888     glDisable(GL_POINT_SMOOTH);
 889 }
 890
 891 //end suma
 892
 893 void hud_card ::
 894 fixed(float x1, float y1, float x2, float y2, float x3, float y3)
 895 {
 896     glBegin(GL_LINE_STRIP);
 897     glVertex2f(x1, y1);
 898     glVertex2f(x2, y2);
 899     glVertex2f(x3, y3);
 900     glEnd();
 901 }
 902
 903
 904 void hud_card ::
 905 zoomed_scale(int first, int last)
 906 {
 907
 908     POINT mid_scr    = get_centroid();
 909     RECT   scrn_rect = get_location();
 910     UINT options     = get_options();
 911     char TextScale[80];
 912     // int disp_val = 0;
 913     int data[80];
 914
 915     float x,y,w,h,bottom;
 916     float cur_value=get_value();
 917     if(cur_value > maxValue) cur_value = maxValue;
 918     if(cur_value < minValue) cur_value = minValue;
 919
 920     int a=0;
 921
 922     while(first <= last) {
 923         if((first % (int)Maj_div) == 0) {
 924             data[a] = first;
 925             a++ ;
 926         }
 927         first++;
 928     }
 929     int centre =a/2;
 930
 931
 932     if( huds_vert(options) ) {
 933
 934         x=scrn_rect.left;
 935         y=scrn_rect.top;
 936         w=scrn_rect.left+scrn_rect.right;
 937         h=scrn_rect.top+scrn_rect.bottom;
 938         bottom=scrn_rect.bottom;
 939
 940         float xstart, yfirst, ycentre, ysecond;
 941
 942         float hgt = bottom * 20.0 /100.0;  // 60% of height should be zoomed
 943         yfirst = mid_scr.y - hgt;
 944         ycentre = mid_scr.y;
 945         ysecond = mid_scr.y + hgt;
 946         float range = hgt * 2;
 947
 948         int i;
 949         float factor = range /10.0;
 950
 951         float hgt1 = bottom * 30.0 /100.0;
 952         int  incrs = ((int)val_span - (Maj_div * 2)) / Maj_div ;
 953         int  incr = incrs / 2;
 954         float factors = hgt1 / incr;
 955
 956
 957
 958         // begin
 959         //this is for moving type pointer
 960         static float ycent, ypoint,xpoint;
 961         static int wth;
 962
 963         ycent = mid_scr.y;
 964         wth=scrn_rect.left+scrn_rect.right;
 965
 966         if(cur_value <= data[centre+1])
 967             if(cur_value > data[centre]) {
 968                 ypoint = ycent + ((cur_value - data[centre]) * hgt/Maj_div);
 969             }
 970
 971         if(cur_value >= data[centre-1])
 972             if(cur_value <= data[centre]) {
 973                 ypoint = ycent - ((data[centre]-cur_value) * hgt/Maj_div);
 974             }
 975
 976         if(cur_value < data[centre-1])
 977             if(cur_value >= minValue) {
 978                 float diff  = minValue  - data[centre-1];
 979                 float diff1 = cur_value - data[centre-1];
 980                 float val = (diff1 * hgt1) / diff;
 981
 982                 ypoint = ycent - hgt -  val;
 983             }
 984
 985
 986         if(cur_value > data[centre+1])
 987             if(cur_value <= maxValue) {
 988                 float diff  = maxValue  - data[centre+1];
 989                 float diff1 = cur_value - data[centre+1];
 990                 float val = (diff1 * hgt1) / diff;
 991
 992                 ypoint = ycent + hgt +  val;
 993             }
 994
 995         if(huds_left(options)) {
 996             xstart = w;
 997
 998             drawOneLine( xstart, ycentre, xstart - 5.0, ycentre); //centre tick
 999
1000             sprintf(TextScale,"%3.0f\n",(float)(data[centre] * data_scaling()));
1001
1002             if( !huds_notext(options)) {
1003                 textString (x, ycentre, TextScale, GLUT_BITMAP_8_BY_13,0 );
1004             }
1005
1006             for(i=1;i<5;i++) {
1007                 yfirst  += factor;
1008                 ycentre += factor;
1009                 circles(xstart-2.5,yfirst, 3.0);
1010                 circles(xstart-2.5,ycentre,3.0);
1011             }
1012
1013             yfirst = mid_scr.y - hgt;
1014
1015             for(i=0;i<=incr;i++) {
1016                 drawOneLine( xstart, yfirst, xstart - 5.0, yfirst);
1017                 drawOneLine( xstart,ysecond, xstart - 5.0,ysecond);
1018
1019                 sprintf(TextScale,"%3.0f\n",(float)(data[centre-i-1] * data_scaling()));
1020
1021                 if( !huds_notext(options))
1022                     textString (x, yfirst, TextScale, GLUT_BITMAP_8_BY_13,0 );
1023
1024                 sprintf(TextScale,"%3.0f\n",(float)(data[centre+i+1] * data_scaling()));
1025
1026                 if( !huds_notext(options))
1027                     textString (x, ysecond, TextScale, GLUT_BITMAP_8_BY_13,0 );
1028
1029
1030                 yfirst    -= factors;
1031                 ysecond   += factors;
1032
1033             }
1034             //to draw moving type pointer for left option
1035             //begin
1036             xpoint = wth + 10.0;
1037
1038             if(pointer_type == "moving") {
1039                 drawOneLine(xpoint,ycent,xpoint,ypoint);
1040                 drawOneLine(xpoint,ypoint,xpoint-10.0,ypoint);
1041                 drawOneLine(xpoint-10.0,ypoint,xpoint-5.0,ypoint+5.0);
1042                 drawOneLine(xpoint-10.0,ypoint,xpoint-5.0,ypoint-5.0);
1043             }
1044             //end
1045
1046         } else {
1047             //huds_right
1048             xstart = (x+w)/2;
1049
1050             drawOneLine( xstart, ycentre, xstart + 5.0, ycentre); //centre tick
1051
1052             sprintf(TextScale,"%3.0f\n",(float)(data[centre] * data_scaling()));
1053
1054             if( !huds_notext(options)) {
1055                 textString (w, ycentre, TextScale, GLUT_BITMAP_8_BY_13,0 );
1056             }
1057
1058             for(i=1;i<5;i++) {
1059                 yfirst  += factor;
1060                 ycentre += factor;
1061                 circles(xstart+2.5,yfirst, 3.0);
1062                 circles(xstart+2.5,ycentre,3.0);
1063             }
1064
1065             yfirst = mid_scr.y - hgt;
1066
1067             for(i=0;i<=incr;i++) {
1068                 drawOneLine( xstart, yfirst, xstart + 5.0, yfirst);
1069                 drawOneLine( xstart,ysecond, xstart + 5.0,ysecond);
1070
1071                 sprintf(TextScale,"%3.0f\n",(float)(data[centre-i-1] * data_scaling()));
1072
1073                 if( !huds_notext(options))
1074                     textString (w, yfirst, TextScale, GLUT_BITMAP_8_BY_13,0 );
1075
1076                 sprintf(TextScale,"%3.0f\n",(float)(data[centre+i+1] * data_scaling()));
1077
1078                 if( !huds_notext(options))
1079                     textString (w, ysecond, TextScale, GLUT_BITMAP_8_BY_13,0 );
1080
1081                 yfirst -= factors;
1082                 ysecond   += factors;
1083
1084             }
1085
1086             // to draw moving type pointer for right option
1087             //begin
1088             xpoint = scrn_rect.left;
1089
1090             if(pointer_type == "moving") {
1091                 drawOneLine(xpoint,ycent,xpoint,ypoint);
1092                 drawOneLine(xpoint,ypoint,xpoint+10.0,ypoint);
1093                 drawOneLine(xpoint+10.0,ypoint,xpoint+5.0,ypoint+5.0);
1094                 drawOneLine(xpoint+10.0,ypoint,xpoint+5.0,ypoint-5.0);
1095             }
1096             //end
1097         }//end huds_right /left
1098         //end of vertical scale
1099     } else {
1100         //horizontal scale
1101         x=scrn_rect.left;
1102         y=scrn_rect.top;
1103         w=scrn_rect.left+scrn_rect.right;
1104         h=scrn_rect.top+scrn_rect.bottom;
1105         bottom=scrn_rect.right;
1106
1107         float ystart, xfirst, xcentre, xsecond;
1108
1109         float hgt = bottom * 20.0 /100.0;  // 60% of height should be zoomed
1110         xfirst = mid_scr.x - hgt;
1111         xcentre = mid_scr.x;
1112         xsecond = mid_scr.x + hgt;
1113         float range = hgt * 2;
1114
1115         int i;
1116         float factor = range /10.0;
1117
1118         float hgt1 = bottom * 30.0 /100.0;
1119         int  incrs = ((int)val_span - (Maj_div * 2)) / Maj_div ;
1120         int  incr = incrs / 2;
1121         float factors = hgt1 / incr;
1122
1123
1124         //Code for Moving Type Pointer
1125         //begin
1126         static float xcent,xpoint,ypoint;
1127
1128         xcent = mid_scr.x;
1129
1130         if(cur_value <= data[centre+1])
1131             if(cur_value > data[centre]) {
1132                 xpoint = xcent + ((cur_value - data[centre]) * hgt/Maj_div);
1133             }
1134
1135         if(cur_value >= data[centre-1])
1136             if(cur_value <= data[centre]) {
1137                 xpoint = xcent - ((data[centre]-cur_value) * hgt/Maj_div);
1138             }
1139
1140         if(cur_value < data[centre-1])
1141             if(cur_value >= minValue) {
1142                 float diff  = minValue  - data[centre-1];
1143                 float diff1 = cur_value - data[centre-1];
1144                 float val = (diff1 * hgt1) / diff;
1145
1146                 xpoint = xcent - hgt -  val;
1147             }
1148
1149
1150         if(cur_value > data[centre+1])
1151             if(cur_value <= maxValue) {
1152                 float diff  = maxValue  - data[centre+1];
1153                 float diff1 = cur_value - data[centre+1];
1154                 float val = (diff1 * hgt1) / diff;
1155
1156                 xpoint = xcent + hgt +  val;
1157             }
1158
1159         //end
1160         if(huds_top(options)) {
1161
1162             ystart =h;
1163
1164             drawOneLine( xcentre, ystart, xcentre, ystart - 5.0); //centre tick
1165
1166             sprintf(TextScale,"%3.0f\n",(float)(data[centre] * data_scaling()));
1167
1168             if( !huds_notext(options)) {
1169                 textString (xcentre-10.0, y, TextScale, GLUT_BITMAP_8_BY_13,0 );
1170             }
1171
1172             for(i=1;i<5;i++) {
1173                 xfirst  += factor;
1174                 xcentre += factor;
1175                 circles(xfirst,  ystart-2.5, 3.0);
1176                 circles(xcentre, ystart-2.5, 3.0);
1177             }
1178
1179             xfirst = mid_scr.x - hgt;
1180
1181             for(i=0;i<=incr;i++) {
1182                 drawOneLine( xfirst,  ystart, xfirst,  ystart - 5.0);
1183                 drawOneLine( xsecond, ystart, xsecond, ystart - 5.0);
1184
1185                 sprintf(TextScale,"%3.0f\n",(float)(data[centre-i-1] * data_scaling()));
1186
1187                 if( !huds_notext(options))
1188                     textString (xfirst-10.0, y, TextScale, GLUT_BITMAP_8_BY_13,0 );
1189
1190                 sprintf(TextScale,"%3.0f\n",(float)(data[centre+i+1] * data_scaling()));
1191
1192                 if( !huds_notext(options))
1193                     textString (xsecond-10.0, y, TextScale, GLUT_BITMAP_8_BY_13,0 );
1194
1195
1196                 xfirst -= factors;
1197                 xsecond   += factors;
1198
1199             }
1200             //this is for moving pointer for top option
1201             //begin
1202
1203             ypoint = scrn_rect.top + scrn_rect.bottom + 10.0;
1204
1205             if(pointer_type == "moving") {
1206                 drawOneLine(xcent, ypoint,xpoint,ypoint);
1207                 drawOneLine(xpoint,ypoint,xpoint,ypoint-10.0);
1208                 drawOneLine(xpoint,ypoint-10.0,xpoint+5.0,ypoint-5.0);
1209                 drawOneLine(xpoint,ypoint-10.0,xpoint-5.0,ypoint-5.0);
1210             }
1211             //end of top option
1212         } else {
1213             //else huds_bottom
1214             ystart = (y+h)/2;
1215
1216             //drawOneLine( xstart, yfirst,  xstart - 5.0, yfirst );
1217             drawOneLine( xcentre, ystart, xcentre, ystart + 5.0); //centre tick
1218
1219             sprintf(TextScale,"%3.0f\n",(float)(data[centre] * data_scaling()));
1220
1221             if( !huds_notext(options)) {
1222                 textString (xcentre-10.0, h, TextScale, GLUT_BITMAP_8_BY_13,0 );
1223             }
1224
1225             for(i=1;i<5;i++) {
1226                 xfirst  += factor;
1227                 xcentre += factor;
1228                 circles(xfirst,  ystart+2.5, 3.0);
1229                 circles(xcentre, ystart+2.5,3.0);
1230             }
1231
1232             xfirst = mid_scr.x - hgt;
1233
1234             for(i=0;i<=incr;i++) {
1235                 drawOneLine( xfirst, ystart, xfirst, ystart + 5.0);
1236                 drawOneLine( xsecond,ystart, xsecond,ystart + 5.0);
1237
1238                 sprintf(TextScale,"%3.0f\n",(float)(data[centre-i-1] * data_scaling()));
1239
1240                 if( !huds_notext(options))
1241                     textString (xfirst-10.0,h, TextScale, GLUT_BITMAP_8_BY_13,0 );
1242
1243                 sprintf(TextScale,"%3.0f\n",(float)(data[centre+i+1] * data_scaling()));
1244
1245                 if( !huds_notext(options))
1246                     textString (xsecond-10.0,h, TextScale, GLUT_BITMAP_8_BY_13,0 );
1247
1248
1249                 xfirst -= factors;
1250                 xsecond   += factors;
1251
1252             }
1253             //this is for movimg pointer for bottom option
1254             //begin
1255
1256             ypoint = scrn_rect.top - 10.0;
1257             if(pointer_type == "moving") {
1258                 drawOneLine(xcent, ypoint,xpoint,ypoint);
1259                 drawOneLine(xpoint,ypoint,xpoint,ypoint+10.0);
1260                 drawOneLine(xpoint,ypoint+10.0,xpoint+5.0,ypoint+5.0);
1261                 drawOneLine(xpoint,ypoint+10.0,xpoint-5.0,ypoint+5.0);
1262             }
1263
1264
1265             //end
1266         }//end hud_top or hud_bottom
1267
1268     }  //end of horizontal/vertical scales
1269
1270 }//end draw