7f90924706
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242 lines
8.7 KiB
C
242 lines
8.7 KiB
C
/***************************************************************/
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/* SHARP-95 */
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/* Advanced Interactive Sounding Analysis Program */
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/* */
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/* DOS Video Graphics Routines (Part #2) */
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/* These are the routines that set up the VIDEO environment */
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/* in DOS and provide a workplace for SHARP. */
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/* */
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/* John A. Hart */
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/* National Severe Storms Forecast Center */
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/* Kansas City, Missouri */
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/* -------------------------------------------------- */
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/* List of Routines in this module: */
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/* */
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/* SET_FONT */
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/* SWITCH_MODES */
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/* REDRAW_GRAPH */
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/* DISP_PARAM */
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/* GRAB_LEVEL */
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/* SKEWT_CURSOR_DATA */
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/* HODO_CURSOR_DATA */
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/* */
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/***************************************************************/
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#define VIDEO
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#include "gui.h"
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#include "sharp95.h"
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/*==============================================================================*/
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short switch_modes ( short mode )
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/*************************************************************/
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/* SWITCH_MODES */
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/* John Hart NSSFC KCMO */
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/* */
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/* Changes screen output from Skew-T to Hodograph and back. */
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/*************************************************************/
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{
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/* ----- Erase Current Graphic Workplace ----- */
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setcolor(0, draw_reg, gc);
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rectangle( 0, 1, 1, (short)(skv.brx+19), (short)(skv.bry+19) );
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/* ----- Redraw Graphic ----- */
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if( mode == 2 )
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{
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pagenum = 1;
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clear_paramarea();
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draw_skewt();
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show_page( pagenum );
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mode = 1;
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}
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else
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{
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pagenum = 2;
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clear_paramarea();
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draw_hodo();
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show_page( pagenum );
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mode = 2;
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}
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/* ----- Display New Button ----- */
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XFlush ( XtDisplay(draw_reg) );
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return mode;
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}
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/*NP*/
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void redraw_graph ( short mode )
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/*************************************************************/
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/* REDRAW_GRAPH */
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/* John Hart NSSFC KCMO */
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/* */
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/* Redraws current graph (Skew-T or Hodograph). */
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/*************************************************************/
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{
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/* ----- Erase Current Graphic Workplace ----- */
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setcolor(0, draw_reg, gc);
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rectangle( 1, 1, 1, (short)(skv.brx+19), (short)(skv.bry+19) );
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/* ----- Redraw Graphic ----- */
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if( mode == 1 )
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{
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draw_skewt();
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}
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else
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{
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draw_hodo();
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}
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set_font(2);
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}
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/*NP*/
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void disp_param ( char *value, short rcol, short rlin )
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/*************************************************************/
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/* DISP_PARAM */
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/* John Hart NSSFC KCMO */
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/* */
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/* Right justifies value at location rrow, rlin. */
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/*************************************************************/
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{
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outgtext ( value, (int)(rcol - getgtextextent(value)), (int)rlin );
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}
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/*NP*/
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short grab_level ( float pres )
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/*************************************************************/
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/* GRAB_LEVEL */
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/* John Hart NSSFC KCMO */
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/* */
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/* Returns the array index of the closest data level that */
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/* contains temperature data. */
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/*************************************************************/
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{
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short i, ii;
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float dx, mindx;
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mindx = 9999.0F;
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for(i=0; i<sndgp->numlev; i++)
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{
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dx = (float)fabs((double)(pres - sndgp->sndg[i].pres));
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/* printf( "p=%f dx=%f mindx=%f\n", sndgp->sndg[i].pres, dx, mindx); */
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if((dx < mindx) && qc(sndgp->sndg[i].temp))
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{
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mindx = dx;
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ii = i;
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}
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}
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return ii;
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}
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/*NP*/
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static XFontStruct *fs = NULL;
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int cursor_xwdth, cursor_xhght;
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void skewt_cursor_data ( short x, short y )
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/*************************************************************/
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/* SKEWT_CURSOR_DATA */
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/* John Hart NSSFC KCMO */
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/* */
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/* Writes cursor data at top of skewt screen. */
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/*************************************************************/
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{
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float pres, temp, hght;
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char st[20];
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int skv_brx=0, skv_tly=-20;
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set_font_cursor ( 2, cursor_out, gc_cursor, &fs );
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setcliprgn ( 1, 1, cursor_xwdth, cursor_xhght, cursor_out, gc_cursor );
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/* ----- Write data to screen ----- */
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pres = pix_to_pres( y );
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temp = pix_to_temp( x, y);
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hght = i_hght( pres );
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setcolor( 31, cursor_out, gc_cursor );
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sprintf( st, "%5.0fmb", pres );
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outcursor( st, skv_brx + 185, skv_tly + 25 );
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setcolor( 6, cursor_out, gc_cursor );
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sprintf( st, "%5.0fm", hght);
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outcursor( st, skv_brx + 300, skv_tly + 25 );
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sprintf( st, "%5.0fft", mtof(hght));
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outcursor( st, skv_brx+300, skv_tly+40 );
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setcolor( 2, cursor_out, gc_cursor );
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sprintf( st, "%6.1fC", temp);
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outcursor( st, skv_brx+75, skv_tly+25 );
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sprintf( st, "%6.1fF", ctof(temp));
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outcursor( st, skv_brx+75, skv_tly+40 );
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setcolor( 3, cursor_out, gc_cursor );
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sprintf( st, "%5.1fg/kg", mixratio( pres, temp ));
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outcursor( st, skv_brx+180, skv_tly+57 );
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setcolor( 5, cursor_out, gc_cursor );
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/* changed from 216 courier to 113 symbol*/
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set_font_cursor(5, cursor_out, gc_cursor, &fs);
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sprintf( st, "%c=%5.1fK", 113,
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theta( pres, temp, 1000.0F ) + 273.15F );
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/*outtext( st, skv_brx+50, skv_tly+57 );*/
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outcursor( st, skv_brx+85, skv_tly+57 );
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sprintf( st, "%c=%5.1fK", 113,
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thetaw( pres, temp, temp) + 273.15F );
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/*outtext( st, skv_brx+300, skv_tly+57 );*/
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outcursor( st, skv_brx+310, skv_tly+57 );
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set_font_cursor(2, cursor_out, gc_cursor, &fs);
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XFlush ( XtDisplay(cursor_out) );
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}
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/*NP*/
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void hodo_cursor_data ( short x, short y )
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/*************************************************************/
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/* HODO_CURSOR_DATA */
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/* John Hart NSSFC KCMO */
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/* */
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/* Writes cursor data at top of hodograph screen. */
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/*************************************************************/
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{
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float wdir, wspd, ix1, ix2, ix3, ix4;
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char st[20];
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int skv_brx=0, skv_tly=-20;
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set_font_cursor(2, cursor_out, gc_cursor, &fs);
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setcliprgn ( 1, 1, cursor_xwdth, cursor_xhght, cursor_out, gc_cursor );
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setcolor( 31, cursor_out, gc_cursor );
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pix_to_hodo( x, y, &wdir, &wspd );
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sprintf( st, "%3.0f%c%3.0fkt", wdir, 176, wspd );
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outcursor( st, skv_brx+165, skv_tly+25 );
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ix1 = helicity( 0.0F, 3000.0F, wdir, wspd, &ix2, &ix3);
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sprintf( st, "%4.0f m%cs%c", ix1, 178, 178 );
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outcursor( st, skv_brx+165, skv_tly+37 );
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setcolor( 5, cursor_out, gc_cursor );
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outcursor( "0-2km", skv_brx+50, skv_tly+45 );
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sr_wind( -1.0F, -1.0F, wdir, wspd, &ix1, &ix2, &ix3, &ix4);
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sprintf( st, "%3.0f", ix4 );
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outcursor( st, skv_brx+50, skv_tly+60);
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outcursor( "2-5km", skv_brx+115, skv_tly+45 );
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sr_wind( i_pres(msl(2000.0F)), i_pres(msl(5000.0F)), wdir, wspd, &ix1, &ix2, &ix3, &ix4);
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sprintf( st, "%3.0f", ix4 );
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outcursor( st, skv_brx+115, skv_tly+60);
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outcursor( "5-9km", skv_brx+250, skv_tly+45 );
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sr_wind( i_pres(msl(5000.0F)), i_pres(msl(9000.0F)), wdir, wspd, &ix1, &ix2, &ix3, &ix4);
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sprintf( st, "%3.0f", ix4 );
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outcursor( st, skv_brx+250, skv_tly+60 );
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outcursor( "9-12km", skv_brx+315, skv_tly+45 );
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sr_wind( i_pres(msl(9000.0F)), i_pres(msl(12000.0F)), wdir, wspd, &ix1, &ix2, &ix3, &ix4);
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sprintf( st, "%3.0f", ix4 );
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outcursor( st, skv_brx+315, skv_tly+60 );
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}
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