| 1 | /*
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| 2 |    =============================================================================
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| 3 |         etwoff.c -- waveshape editor - offset value field handlers
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| 4 |         Version 16 -- 1987-12-22 -- D.N. Lynx Crowe
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| 5 |    =============================================================================
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| 6 | */
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| 7 | 
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| 8 | #include "stddefs.h"
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| 9 | #include "fields.h"
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| 10 | #include "hwdefs.h"
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| 11 | #include "vsdd.h"
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| 12 | #include "vsddsw.h"
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| 13 | #include "graphdef.h"
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| 14 | #include "charset.h"
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| 15 | 
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| 16 | #include "midas.h"
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| 17 | #include "instdsp.h"
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| 18 | #include "wsdsp.h"
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| 19 | 
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| 20 | extern  short   advwcur(), wdswin(), pntsup();
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| 21 | 
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| 22 | extern  unsigned        *waveob;
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| 23 | 
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| 24 | extern  short   stcrow, stccol, lstwoff, curwoff, curvce, curwslt, curwdth;
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| 25 | 
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| 26 | extern  short   wsnmod[12][2];
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| 27 | 
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| 28 | extern  short   wdbox[][8];
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| 29 | 
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| 30 | extern  char    dspbuf[];
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| 31 | 
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| 32 | /*  | 
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| 33 | 
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| 34 | */
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| 35 | 
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| 36 | /*
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| 37 |    =============================================================================
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| 38 |         et_woff() -- load the edit buffer
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| 39 |    =============================================================================
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| 40 | */
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| 41 | 
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| 42 | short
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| 43 | et_woff(n)
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| 44 | short n;
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| 45 | {
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| 46 |         register short hoff;
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| 47 |         register char hosgn;
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| 48 | 
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| 49 |         lstwoff = curwoff;
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| 50 | 
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| 51 |         if (curwoff LT 0) {
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| 52 | 
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| 53 |                 hosgn = '-';
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| 54 |                 hoff = -curwoff;
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| 55 | 
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| 56 |         } else {
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| 57 | 
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| 58 |                 hosgn = '+';
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| 59 |                 hoff = curwoff;
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| 60 |         }
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| 61 | 
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| 62 |         sprintf(ebuf, "%c%04d", hosgn, hoff);
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| 63 |         ebflag = TRUE;
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| 64 | 
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| 65 |         return(SUCCESS);
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| 66 | }
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| 67 | 
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| 68 | /*  | 
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| 69 | 
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| 70 | */
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| 71 | 
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| 72 | /*
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| 73 |    =============================================================================
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| 74 |         ef_woff() -- parse (unload) the edit buffer
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| 75 |    =============================================================================
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| 76 | */
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| 77 | 
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| 78 | short
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| 79 | ef_woff(n)
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| 80 | short n;
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| 81 | {
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| 82 |         register short *ov;
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| 83 |         register short i, tmpval;
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| 84 | 
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| 85 |         ebuf[5] = '\0';                 /* terminate the string in ebuf */
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| 86 |         ebflag = FALSE;
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| 87 | 
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| 88 |         tmpval = 0;
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| 89 | 
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| 90 |         for (i = 1; i < 5; i++)         /* convert from ASCII to binary */
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| 91 |                 tmpval = (tmpval * 10) + (ebuf[i] - '0');
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| 92 | 
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| 93 |         if (tmpval GT 1023)
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| 94 |                 return(FAILURE);
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| 95 | 
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| 96 |         if (ebuf[0] EQ '-')
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| 97 |                 curwoff = -tmpval;
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| 98 |         else
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| 99 |                 curwoff = tmpval;
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| 100 | 
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| 101 |         if (curwdth EQ NUMWIDS)
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| 102 |                 wdintp();
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| 103 |         else
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| 104 |                 pntsup();
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| 105 | 
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| 106 |         wdswin(0);
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| 107 |         wdswin(2);
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| 108 |         wdswin(4);
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| 109 |         return(SUCCESS);
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| 110 | }
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| 111 | 
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| 112 | /*  | 
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| 113 | 
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| 114 | */
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| 115 | 
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| 116 | /*
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| 117 |    =============================================================================
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| 118 |         rd_woff() -- (re)display the field
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| 119 |    =============================================================================
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| 120 | */
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| 121 | 
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| 122 | short
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| 123 | rd_woff(nn)
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| 124 | short nn;
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| 125 | {
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| 126 |         register short hoff, n;
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| 127 |         register char hosgn;
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| 128 | 
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| 129 |         n = nn & 0xFF;
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| 130 |         lstwoff = curwoff;
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| 131 | 
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| 132 |         if (curwoff LT 0) {
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| 133 | 
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| 134 |                 hosgn = '-';
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| 135 |                 hoff = -curwoff;
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| 136 | 
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| 137 |         } else {
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| 138 | 
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| 139 |                 hosgn = '+';
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| 140 |                 hoff = curwoff;
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| 141 |         }
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| 142 | 
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| 143 |         sprintf(dspbuf, "%c%04d", hosgn, hoff);
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| 144 | 
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| 145 |         /* display the value */
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| 146 | 
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| 147 |         if (v_regs[5] & 0x0180)
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| 148 |                 vbank(0);
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| 149 | 
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| 150 |         vcputsv(waveob, 64, wdbox[n][4], wdbox[n][5],
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| 151 |                 wdbox[n][6], wdbox[n][7] + WOFF_OFF, dspbuf, 14);
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| 152 | 
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| 153 |         return(SUCCESS);
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| 154 | }
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| 155 | 
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| 156 | /*  | 
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| 157 | 
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| 158 | */
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| 159 | 
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| 160 | /*
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| 161 |    =============================================================================
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| 162 |         nd_woff() -- handle new data entry
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| 163 |    =============================================================================
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| 164 | */
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| 165 | 
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| 166 | short
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| 167 | nd_woff(nn, k)
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| 168 | short nn;
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| 169 | register short  k;
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| 170 | {
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| 171 |         register short ec, n;
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| 172 | 
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| 173 |         n = nn & 0xFF;
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| 174 |         ec = stccol - cfetp->flcol;     /* setup edit buffer column */
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| 175 | 
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| 176 |         if (ec EQ 0) {
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| 177 | 
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| 178 |                 if (k EQ 8) {
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| 179 | 
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| 180 |                         ebuf[0] = '-';
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| 181 |                         ebuf[5] = '\0';
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| 182 | 
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| 183 |                         dspbuf[0] = '-';
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| 184 |                         dspbuf[1] = '\0';
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| 185 | 
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| 186 |                 } else if (k EQ 9) {
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| 187 | 
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| 188 |                         ebuf[0] = '+';
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| 189 |                         ebuf[5] = '\0';
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| 190 | 
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| 191 |                         dspbuf[0] = '+';
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| 192 |                         dspbuf[1] = '\0';
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| 193 | 
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| 194 |                 } else {
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| 195 | 
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| 196 |                         return(FAILURE);
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| 197 |                 }
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| 198 | 
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| 199 |         } else {
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| 200 | 
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| 201 |                 ebuf[ec] = k + '0';
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| 202 |                 ebuf[5] = '\0';
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| 203 | 
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| 204 |                 dspbuf[0] = k + '0';
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| 205 |                 dspbuf[1] = '\0';
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| 206 |         }
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| 207 | /*  | 
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| 208 | 
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| 209 | */
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| 210 |         if (v_regs[5] & 0x0180)
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| 211 |                 vbank(0);
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| 212 | 
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| 213 |         vcputsv(waveob, 64, WS_ENTRY, wdbox[n][5],
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| 214 |                 stcrow, stccol, dspbuf, 14);
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| 215 | 
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| 216 |         advwcur();
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| 217 |         return(SUCCESS);
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| 218 | }
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