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/*
** Astrolog (Version 5.40) File: xcharts2.c
**
** IMPORTANT NOTICE: The graphics database and chart display routines
** used in this program are Copyright (C) 1991-1998 by Walter D. Pullen
** (Astara@msn.com, http://www.magitech.com/~cruiser1/astrolog.htm).
** Permission is granted to freely use and distribute these routines
** provided one doesn't sell, restrict, or profit from them in any way.
** Modification is allowed provided these notices remain with any
** altered or edited versions of the program.
**
** The main planetary calculation routines used in this program have
** been Copyrighted and the core of this program is basically a
** conversion to C of the routines created by James Neely as listed in
** Michael Erlewine's 'Manual of Computer Programming for Astrologers',
** available from Matrix Software. The copyright gives us permission to
** use the routines for personal use but not to sell them or profit from
** them in any way.
**
** The PostScript code within the core graphics routines are programmed
** and Copyright (C) 1992-1993 by Brian D. Willoughby
** (brianw@sounds.wa.com). Conditions are identical to those above.
**
** The extended accurate ephemeris databases and formulas are from the
** calculation routines in the program "Placalc" and are programmed and
** Copyright (C) 1989,1991,1993 by Astrodienst AG and Alois Treindl
** (alois@azur.ch). The use of that source code is subject to
** regulations made by Astrodienst Zurich, and the code is not in the
** public domain. This copyright notice must not be changed or removed
** by any user of this program.
**
** Initial programming 8/28,30, 9/10,13,16,20,23, 10/3,6,7, 11/7,10,21/1991.
** X Window graphics initially programmed 10/23-29/1991.
** PostScript graphics initially programmed 11/29-30/1992.
** Last code change made 12/20/1998.
*/
#include "astrolog.h"
#ifdef GRAPH
/*
******************************************************************************
** Chart Graphics Utility Procedures.
******************************************************************************
*/
/* Return whether the specified object should be displayed in the current */
/* graphics chart type. For example, don't include the Moon in the solar */
/* system charts when Placalc is off, don't include house cusps in */
/* astro-graph charts, and so on, in addition to checking restrictions. */
bool FProper(i)
int i;
{
bool f;
f = !ignore[i] && (gi.nMode == gOrbit || i != us.objCenter);
if (gi.nMode == gHorizon || fMap || gi.nMode == gGlobe ||
gi.nMode == gPolar) /* Horizon and map charts */
f &= FObject(i);
else if (gi.nMode == gOrbit) /* Solar system charts */
f &= FObject(i) && (i != oMoo || us.fPlacalc);
else if (gi.nMode == gSector || gi.nMode == gEphemeris)
f &= FThing(i); /* Sector amd ephemeris charts */
return f;
}
/* Adjust an array of zodiac positions so that no two positions are within */
/* a certain orb of each other. This is used by the wheel drawing chart */
/* routines in order to make sure that we don't draw any planet glyphs on */
/* top of each other. We'll later draw the glyphs at the adjusted positions. */
void FillSymbolRing(symbol, factor)
real *symbol;
real factor;
{
real orb = DEFORB*256.0/(real)gs.yWin*(real)gi.nScale*factor, k1, k2, temp;
int i, j, k = 1, l;
/* Keep adjusting as long as we can still make changes, or until we do 'n' */
/* rounds. (With many objects, there just may not be enough room for all.) */
for (l = 0; k && l < us.nDivision*2; l++) {
k = 0;
for (i = 0; i <= cObj; i++) if (FProper(i)) {
/* For each object, determine who is closest on either side. */
k1 = rLarge; k2 = -rLarge;
for (j = 0; j <= cObj; j++)
if (FProper(j) && i != j) {
temp = symbol[j]-symbol[i];
if (RAbs(temp) > rDegHalf)
temp -= rDegMax*RSgn(temp);
if (temp < k1 && temp > 0.0)
k1 = temp;
else if (temp > k2 && temp <= 0.0)
k2 = temp;
}
/* If an object's too close on one side, then we move to the other. */
if (k2 > -orb && k1 > orb) {
k = 1; symbol[i] = Mod(symbol[i]+orb*0.51+k2*0.49);
} else if (k1 < orb && k2 < -orb) {
k = 1; symbol[i] = Mod(symbol[i]-orb*0.51+k1*0.49);
/* If we are bracketed by close objects on both sides, then let's move */
/* to the midpoint, so we are as far away as possible from either one. */
} else if (k2 > -orb && k1 < orb) {
k = 1; symbol[i] = Mod(symbol[i]+(k1+k2)*0.5);
}
}
}
}
/* Adjust an array of longitude positions so that no two are within a */
/* certain orb of each other. This is used by the astro-graph routine to */
/* make sure we don't draw any planet glyphs marking the lines on top of */
/* each other. This is almost identical to the FillSymbolRing() routine */
/* used by the wheel charts; however, there the glyphs are placed in a */
/* continuous ring, while here we have the left and right screen edges. */
/* Also, here we are placing two sets of planets at the same time. */
void FillSymbolLine(symbol)
real *symbol;
{
real orb = DEFORB*1.35*(real)gi.nScale, max = rDegMax, k1, k2, temp;
int i, j, k = 1, l;
if (gi.nMode != gEphemeris)
max *= (real)gi.nScale;
else
orb *= rDegMax/(real)gs.xWin;
/* Keep adjusting as long as we can still make changes. */
for (l = 0; k && l < us.nDivision*2; l++) {
k = 0;
for (i = 1; i <= cObj*2; i++)
if (FProper((i+1)/2) && symbol[i] >= 0.0) {
/* For each object, determine who is closest to the left and right. */
k1 = max-symbol[i]; k2 = -symbol[i];
for (j = 1; j <= cObj*2; j++) {
if (FProper((j+1)/2) && i != j) {
temp = symbol[j]-symbol[i];
if (temp < k1 && temp > 0.0)
k1 = temp;
else if (temp > k2 && temp <= 0.0)
k2 = temp;
}
}
/* If an object's too close on one side, then we move to the other. */
if (k2 > -orb && k1 > orb) {
k = 1; symbol[i] = symbol[i]+orb*0.51+k2*0.49;
} else if (k1 < orb && k2 < -orb) {
k = 1; symbol[i] = symbol[i]-orb*0.51+k1*0.49;
} else if (k2 > -orb && k1 < orb) {
k = 1; symbol[i] = symbol[i]+(k1+k2)*0.5;
}
}
}
}
/* Given a zodiac position, return the degree on the current wheel chart */
/* circle where that position falls, rotating based on the Ascendant and */
/* adding in the opposite direction for Vedic mode wheels. */
real PlaceInX(deg)
real deg;
{
if (us.fVedic)
deg = -chouse[1]*(gi.nMode != gWheel)*2.0-deg-60.0;
return Mod(rDegHalf-deg+gi.rAsc);
}
/* Given a zodiac degree, adjust it if need be to account for the expanding */
/* and compacting of parts the zodiac that happen when we display a graphic */
/* wheel chart such that all the houses appear the same size. */
real HousePlaceInX(deg)
real deg;
{
int in;
if (gi.nMode == gWheel) /* We only adjust for the -w -X combination. */
return deg;
in = HousePlaceIn(deg);
return Mod(ZFromS(in)+MinDistance(chouse[in], deg)/
MinDistance(chouse[in], chouse[Mod12(in+1)])*30.0);
}
/*
******************************************************************************
** Multiple Chart Graphics Routines.
******************************************************************************
*/
/* Draw another wheel chart; however, this time we have two rings of planets */
/* because we are doing a relationship chart between two sets of data. This */
/* chart is obtained when the -r0 is combined with the -X switch. */
void XChartWheelRelation()
{
real xsign[cSign+1], xhouse1[cSign+1], xplanet1[objMax], xplanet2[objMax],
symbol[objMax];
byte ignoreT[objMax];
int cx, cy, i, j;
real unitx, unity, temp;
CI ciT;
/* Set up variables and temporarily automatically decrease the horizontal */
/* chart size to leave room for the sidebar if that mode is in effect. */
if (gs.fText && !us.fVelocity)
gs.xWin -= xSideT;
cx = gs.xWin/2 - 1; cy = gs.yWin/2 - 1;
unitx = (real)cx; unity = (real)cy;
gi.rAsc = gs.objLeft ? cp1.obj[abs(gs.objLeft)]+rDegQuad*(gs.objLeft < 0) :
cp1.cusp[1];
if (us.fVedic)
gi.rAsc = gs.objLeft ? (gs.objLeft < 0 ? 120.0 : -60.0)-gi.rAsc : 0.0;
/* Fill out arrays with the degree of each object, cusp, and sign glyph. */
if (gi.nMode == gWheel) {
for (i = 1; i <= cSign; i++)
xhouse1[i] = PZ(cp1.cusp[i]);
} else {
gi.rAsc -= cp1.cusp[1];
for (i = 1; i <= cSign; i++)
xhouse1[i] = PZ(ZFromS(i));
}
for (i = 1; i <= cSign; i++)
xsign[i] = PZ(HousePlaceInX(ZFromS(i)));
for (i = 0; i <= cObj; i++)
xplanet1[i] = PZ(HousePlaceInX(cp1.obj[i]));
for (i = 0; i <= cObj; i++)
xplanet2[i] = PZ(HousePlaceInX(cp2.obj[i]));
/* Go draw the outer sign and house rings. We are drawing only the */
/* houses of one of the two charts in the relationship, however. */
DrawWheel(xsign, xhouse1, cx, cy, unitx, unity, gi.rAsc,
0.70, 0.74, 0.78, 0.82, 0.885);
/* Draw the outer ring of planets (based on the planets in the chart */
/* which the houses do not reflect - the houses belong to the inner ring */
/* below). Draw each glyph, a line from it to its actual position point */
/* in the outer ring, and then draw another line from this point to a */
/* another dot at the same position in the inner ring as well. */
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet2[i];
if (us.nRel == rcTransit)
for (i = 0; i <= cObj; i++) {
ignoreT[i] = ignore[i];
ignore[i] = ignore2[i];
}
FillSymbolRing(symbol, 1.0);
if (us.nRel == rcTransit)
for (i = 0; i <= cObj; i++)
ignore[i] = ignoreT[i];
for (i = cObj; i >= 0; i--) if (FProper2(i)) {
if (gs.fLabel) {
temp = symbol[i];
DrawColor(cp2.dir[i] < 0.0 ? gi.kiGray : gi.kiOn);
DrawDash(cx+POINT1(unitx, 0.58, PX(xplanet2[i])),
cy+POINT1(unity, 0.58, PY(xplanet2[i])),
cx+POINT2(unitx, 0.61, PX(temp)),
cy+POINT2(unity, 0.61, PY(temp)),
(cp2.dir[i] < 0.0 ? 1 : 0) - gs.fColor);
DrawObject(i, cx+POINT1(unitx, 0.65, PX(temp)),
cy+POINT1(unity, 0.65, PY(temp)));
}
DrawColor(kObjB[i]);
DrawPoint(cx+POINT1(unitx, 0.56, PX(xplanet2[i])),
cy+POINT1(unity, 0.56, PY(xplanet2[i])));
DrawPoint(cx+POINT1(unitx, 0.43, PX(xplanet2[i])),
cy+POINT1(unity, 0.43, PY(xplanet2[i])));
DrawColor(cp2.dir[i] < 0.0 ? gi.kiGray : gi.kiOn);
DrawDash(cx+POINT1(unitx, 0.45, PX(xplanet2[i])),
cy+POINT1(unity, 0.45, PY(xplanet2[i])),
cx+POINT2(unitx, 0.54, PX(xplanet2[i])),
cy+POINT2(unity, 0.54, PY(xplanet2[i])), 2-gs.fColor);
}
/* Now draw the inner ring of planets. If it weren't for the outer ring, */
/* this would be just like the standard non-relationship wheel chart with */
/* only one set of planets. Again, draw glyph, and a line to true point. */
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet1[i];
FillSymbolRing(symbol, 1.1);
DrawSymbolRing(symbol, xplanet1, cp1.dir, cx, cy, unitx, unity,
0.43, 0.45, 0.48, 0.52);
/* Draw lines connecting planets between the two charts that have aspects. */
if (!gs.fAlt) { /* Don't draw aspects in bonus mode. */
if (!FCreateGridRelation(fFalse))
return;
for (j = cObj; j >= 0; j--)
for (i = cObj; i >= 0; i--)
if (grid->n[i][j] && FProper2(i) && FProper(j)) {
DrawColor(kAspB[grid->n[i][j]]);
DrawDash(cx+POINT1(unitx, 0.41, PX(xplanet1[j])),
cy+POINT1(unity, 0.41, PY(xplanet1[j])),
cx+POINT1(unitx, 0.41, PX(xplanet2[i])),
cy+POINT1(unity, 0.41, PY(xplanet2[i])),
abs(grid->v[i][j]/60/2));
}
}
/* Go draw sidebar with chart information and positions if need be. */
if (us.nRel == rcTransit) {
ciT = ciMain;
ciMain = ciTwin;
}
DrawInfo();
if (us.nRel == rcTransit)
ciMain = ciT;
}
/* Draw a tri-wheel chart or quad-wheel chart, where we have three or four */
/* rings, among three or four sets of data we're comparing. This chart is */
/* obtained when the -r3 or -r4 switch is combined with the -X switch. */
void XChartWheelThreeFour()
{
real xsign[cSign+1], xhouse1[cSign+1], xplanet1[objMax], xplanet2[objMax],
symbol[objMax];
int cx, cy, i, fQuad;
real unitx, unity, base;
CP cpT;
/* Set up variables and temporarily automatically decrease the horizontal */
/* chart size to leave room for the sidebar if that mode is in effect. */
if (gs.fText && !us.fVelocity)
gs.xWin -= xSideT;
cx = gs.xWin/2 - 1; cy = gs.yWin/2 - 1;
unitx = (real)cx; unity = (real)cy;
gi.rAsc = gs.objLeft ? cp1.obj[abs(gs.objLeft)]+rDegQuad*(gs.objLeft < 0) :
cp1.cusp[1];
if (us.fVedic)
gi.rAsc = gs.objLeft ? (gs.objLeft < 0 ? 120.0 : -60.0)-gi.rAsc : 0.0;
fQuad = (us.nRel == rcQuadWheel);
base = (fQuad ? 0.22 : 0.35);
/* Fill out arrays with the degrees of the cusps and sign glyphs, and the */
/* positions of the outer two rings. */
if (gi.nMode == gWheel) {
for (i = 1; i <= cSign; i++)
xhouse1[i] = PZ(cp1.cusp[i]);
} else {
gi.rAsc -= cp1.cusp[1];
for (i = 1; i <= cSign; i++)
xhouse1[i] = PZ(ZFromS(i));
}
for (i = 1; i <= cSign; i++)
xsign[i] = PZ(HousePlaceInX(ZFromS(i)));
for (i = 0; i <= cObj; i++)
xplanet1[i] = PZ(HousePlaceInX(cp1.obj[i]));
for (i = 0; i <= cObj; i++)
xplanet2[i] = PZ(HousePlaceInX(cp2.obj[i]));
/* Go draw the outer sign and house rings. We are drawing the houses */
/* of only the outermost ring of the wheel, however. */
DrawWheel(xsign, xhouse1, cx, cy, unitx, unity, gi.rAsc,
0.745, 0.78, 0.815, 0.84, 0.895);
/* Draw the outer ring of planets (i.e. the one the house cusps reflect). */
/* Draw each glyph, a line from it to its actual position point in the */
/* outer ring, and then draw another line from this point to a another */
/* dot at the same position on the innermost ring as well. */
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet1[i];
FillSymbolRing(symbol, 0.9);
DrawSymbolRing(symbol, xplanet1, ret, cx, cy, unitx, unity,
0.61, 0.63, 0.66, 0.70);
for (i = cObj; i >= 0; i--) if (FProper(i)) {
DrawColor(kObjB[i]);
DrawPoint(cx+POINT1(unitx, base, PX(xplanet1[i])),
cy+POINT1(unity, base, PY(xplanet1[i])));
if (gs.fAlt) {
DrawColor(ret[i] < 0.0 ? gi.kiGray : gi.kiOn);
DrawDash(cx+POINT1(unitx, base+0.02, PX(xplanet1[i])),
cy+POINT1(unity, base+0.02, PY(xplanet1[i])),
cx+POINT2(unitx, 0.59, PX(xplanet1[i])),
cy+POINT2(unity, 0.59, PY(xplanet1[i])), 3+fQuad-gs.fColor);
}
}
/* Now draw the second to outermost ring of planets. Again, draw each */
/* glyph, a line to its true point, and a line to the innermost ring. */
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet2[i];
FillSymbolRing(symbol, 1.1);
DrawSymbolRing(symbol, xplanet2, cp2.dir, cx, cy, unitx, unity,
0.48, 0.50, 0.53, 0.57);
for (i = cObj; i >= 0; i--) if (FProper(i)) {
DrawColor(kObjB[i]);
DrawPoint(cx+POINT1(unitx, base, PX(xplanet2[i])),
cy+POINT1(unity, base, PY(xplanet2[i])));
if (gs.fAlt) {
DrawColor(cp2.dir[i] < 0.0 ? gi.kiGray : gi.kiOn);
DrawDash(cx+POINT1(unitx, base+0.02, PX(xplanet2[i])),
cy+POINT1(unity, base+0.02, PY(xplanet2[i])),
cx+POINT2(unitx, 0.46, PX(xplanet2[i])),
cy+POINT2(unity, 0.46, PY(xplanet2[i])), 2+fQuad-gs.fColor);
}
}
/* The third ring (either the innermost or second to innermost) is next. */
/* Cast the chart on the fly, and draw the glyphs and lines to true point. */
ciCore = ciThre;
cpT = cp0;
CastChart(fTrue);
for (i = 0; i <= cObj; i++)
xplanet1[i] = PZ(HousePlaceInX(planet[i]));
cp0 = cpT;
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet1[i];
FillSymbolRing(symbol, 1.4);
DrawSymbolRing(symbol, xplanet1, ret, cx, cy, unitx, unity,
0.35, 0.37, 0.40, 0.44);
if (fQuad) {
/* If a fourth ring is being done, first finish the third one by */
/* drawing lines from the true positions to the inner ring. */
for (i = cObj; i >= 0; i--) if (FProper(i)) {
DrawColor(kObjB[i]);
DrawPoint(cx+POINT1(unitx, base, PX(xplanet1[i])),
cy+POINT1(unity, base, PY(xplanet1[i])));
if (gs.fAlt) {
DrawColor(ret[i] < 0.0 ? gi.kiGray : gi.kiOn);
DrawDash(cx+POINT1(unitx, base+0.02, PX(xplanet1[i])),
cy+POINT1(unity, base+0.02, PY(xplanet1[i])),
cx+POINT2(unitx, 0.33, PX(xplanet1[i])),
cy+POINT2(unity, 0.33, PY(xplanet1[i])), 2-gs.fColor);
}
}
/* If the fourth (innermost) ring is being done, cast the chart on the */
/* fly, and draw the glyphs and lines to the true positions. */
ciCore = ciFour;
cpT = cp0;
CastChart(fTrue);
for (i = 0; i <= cObj; i++)
xplanet2[i] = PZ(HousePlaceInX(planet[i]));
cp0 = cpT;
for (i = 0; i <= cObj; i++)
symbol[i] = xplanet2[i];
FillSymbolRing(symbol, 1.8);
DrawSymbolRing(symbol, xplanet2, ret, cx, cy, unitx, unity,
0.22, 0.24, 0.27, 0.31);
}
/* Go draw sidebar with chart information and positions if need be. */
ciCore = ciMain;
DrawInfo();
}
/* Draw an aspect (or midpoint) grid in the window, between the planets in */
/* two different charts, with the planets labeled at the top and side. This */
/* chart is done when the -g switch is combined with the -r0 and -X switch. */
/* Like above, the chart always has a (definable) fixed number of cells. */
void XChartGridRelation()
{
char sz[cchSzDef];
int unit, siz, x, y, i, j, k, l;
KI c;
unit = CELLSIZE*gi.nScale; siz = (gs.nGridCell+1)*unit;
if (!FCreateGridRelation(gs.fAlt != us.fGridConfig))
return;
for (y = 0, j = -1; y <= gs.nGridCell; y++) {
do {
j++;
} while (ignore[j] && j <= cObj);
DrawColor(gi.kiGray);
DrawDash(0, (y+1)*unit, siz, (y+1)*unit, !gs.fColor);
DrawDash((y+1)*unit, 0, (y+1)*unit, siz, !gs.fColor);
DrawColor(gi.kiLite);
DrawEdge(0, y*unit, unit, (y+1)*unit);
DrawEdge(y*unit, 0, (y+1)*unit, unit);
DrawEdge(y*unit, y*unit, (y+1)*unit, (y+1)*unit);
if (j <= cObj) for (x = 0, i = -1; x <= gs.nGridCell; x++) {
do {
i++;
} while (ignore[i] && i <= cObj);
/* Again, we are looping through each cell in each row and column. */
if (i <= cObj) {
gi.xTurtle = x*unit+unit/2;
gi.yTurtle = y*unit+unit/2 -
(gi.nScale/gi.nScaleT > 2 ? 5*gi.nScaleT : 0);
k = grid->n[i][j];
/* If current cell is on top row or left hand column, draw glyph */
/* of planet owning the particular row or column in question. */
if (y == 0 || x == 0) {
if (x+y > 0)
DrawObject(j == 0 ? i : j, gi.xTurtle, gi.yTurtle);
} else {
/* Otherwise, draw glyph of aspect in effect, or glyph of */
/* sign of midpoint, between the two planets in question. */
if (gs.fAlt == us.fGridConfig) {
if (k) {
DrawColor(c = kAspB[k]);
DrawAspect(k, gi.xTurtle, gi.yTurtle);
}
} else {
DrawColor(c = kSignB(grid->n[i][j]));
DrawSign(grid->n[i][j], gi.xTurtle, gi.yTurtle);
}
}
/* Again, when scale size is 300+, print some text in current cell: */
if (gi.nScale/gi.nScaleT > 2 && gs.fLabel) {
/* For top and left edges, print sign and degree of the planet. */
if (y == 0 || x == 0) {
if (x+y > 0) {
k = SFromZ(y == 0 ? cp2.obj[i] : cp1.obj[j]);
l = (int)((y == 0 ? cp2.obj[i] : cp1.obj[j])-ZFromS(k));
c = kSignB(k);
sprintf(sz, "%c%c%c %02d", chSig3(k), l);
/* For extreme upper left corner, print some little arrows */
/* pointing out chart1's planets and chart2's planets. */
} else {
c = gi.kiLite;
sprintf(sz, "1v 2->");
}
} else {
k = abs(grid->v[i][j]);
/* For aspect cells, print the orb in degrees and minutes. */
if (gs.fAlt == us.fGridConfig) {
if (grid->n[i][j])
sprintf(sz, "%c%d %02d'", k != grid->v[i][j] ?
(us.fAppSep ? 'a' : '-') : (us.fAppSep ? 's' : '+'),
k/60, k%60);
else
sprintf(sz, "");
/* For midpoint cells, print degree and minute. */
} else
sprintf(sz, "%2d %02d'", k/60, k%60);
}
DrawColor(c);
DrawSz(sz, x*unit+unit/2, (y+1)*unit-3*gi.nScaleT, dtBottom);
}
}
}
}
}
/* Draw a chart showing a graphical ephemeris for the given month (or year */
/* if -Ey in effect), with the date on the vertical access and the zodiac */
/* on the horizontal, as done when the -E is combined with the -X switch. */
void XChartEphemeris()
{
real symbol[cObj*2+1], objSav[objMax];
char sz[4];
int yea, unit = 6*gi.nScale, daytot, d = 1, day, mon, monsiz,
x1, y1, x2, y2, xs, ys, m, n, u, v, i, j;
yea = us.nEphemYears; /* Is this -Ey -X or just -E -X? */
if (yea) {
daytot = DayInYearHi(Yea);
day = 1; mon = 1; monsiz = 31;
} else
daytot = DayInMonth(Mon, Yea);
x1 = (yea ? 30 : 24)*gi.nScaleT; y1 = unit*2;
x2 = gs.xWin - x1; y2 = gs.yWin - y1;
xs = x2 - x1; ys = y2 - y1;
/* Display glyphs of the zodiac along the bottom axis. */
for (i = 1; i <= cSign+1; i++) {
m = x1 + NMultDiv(xs, i-1, 12);
j = i > cSign ? 1 : i;
DrawColor(kSignB(j));
DrawSign(j, m, y2 + unit);
DrawColor(gi.kiGray);
DrawDash(m, y1, m, y2, 2);
}
/* Loop and display planet movements for one day segment. */
while (d <= daytot + 1) {
n = v;
v = y1 + NMultDiv(ys, d-1, daytot);
if (!yea || day == 1) {
DrawColor(gi.kiGray);
DrawDash(x1, v, x2, v, 1); /* Marker line for day or month. */
}
if (d > 1)
for (i = 1; i <= cObj; i++)
objSav[i] = planet[i];
ciCore = ciMain;
if (yea) {
MM = mon; DD = day;
} else {
MM = Mon; DD = d;
}
CastChart(fTrue);
/* Draw planet glyphs along top of chart. */
if (d < 2) {
for (i = 1; i <= cObj; i++) {
j = !FProper(i) || (i == oMoo && gs.fAlt);
symbol[i*2-1] = (j || us.nRel > rcDual) ? -rLarge : cp2.obj[i];
symbol[i*2] = (j ? -rLarge : planet[i]);
}
FillSymbolLine(symbol);
for (i = cObj*2; i >= 1; i--) {
j = (i+1) >> 1;
if (symbol[i] >= 0.0)
DrawObject(j, x1 + (int)((real)xs * symbol[i] / rDegMax), unit);
}
if (us.nRel <= rcDual) {
for (i = cObj; i >= 1; i--) {
if (!FProper(i) || (i == oMoo && gs.fAlt))
continue;
j = x1 + (int)((real)xs * cp2.obj[i] / rDegMax);
DrawColor(kObjB[i]);
DrawDash(j, y1, j, y2, 1);
}
}
/* Draw a line segment for each object during this time section. */
} else
for (i = cObj; i >= 1; i--) {
if (!FProper(i) || (i == oMoo && gs.fAlt))
continue;
m = x1 + (int)((real)xs * objSav[i] / rDegMax);
u = x1 + (int)((real)xs * planet[i] / rDegMax);
DrawColor(kObjB[i]);
DrawWrap(m, n, u, v, ret[i] > 0.0 ? -x1 : x1, x2);
}
/* Label months or days in the month along the left and right edges. */
if (d <= daytot && (!yea || day == 1)) {
if (yea) {
sprintf(sz, "%c%c%c", chMon3(mon));
i = (mon == Mon);
} else {
sprintf(sz, "%2d", d);
i = (d == Day);
}
DrawColor(i ? gi.kiOn : gi.kiLite);
DrawSz(sz, xFont *gi.nScaleT, v + (yFont-2)*gi.nScaleT,
dtLeft | dtBottom);
DrawSz(sz, x2+(xFont-1)*gi.nScaleT, v + (yFont-2)*gi.nScaleT,
dtLeft | dtBottom);
}
/* Now increment the day counter. For a month we always go up by one. */
/* For a year we go up by four or until the end of the month reached. */
if (yea) {
i = us.fSeconds ? 2 : 4;
day += i;
if (day > monsiz) {
d += i-(day-monsiz-1);
if (d <= daytot + 1) {
mon++;
monsiz = DayInMonth(mon, Yea);
day = 1;
}
} else
d += i;
} else
d++;
}
DrawColor(gi.kiLite);
DrawEdge(x1, y1, x2, y2);
ciCore = ciMain; /* Recast original chart. */
CastChart(fTrue);
}
#ifdef BIORHYTHM
/* Draw a graphic biorhythm chart on the screen, as is done when the -rb */
/* switch is combined with -X. This is technically a relationship chart in */
/* that biorhythm status is determined by a natal chart time at another */
/* later time. For the day in question, and for two weeks before and after, */
/* the Physical, Emotional, and Mental percentages are plotted. */
void XChartBiorhythm()
{
char sz[6], *c;
real jd, r, a;
int x1, x2, xs, cx, y1, y2, ys, cy, i, j, k, x, y, x0, y0;
k = xFont*6*gi.nScaleT;
x1 = k; x2 = gs.xWin-k; xs = x2-x1; cx = (x1+x2)/2;
k = CELLSIZE;
y1 = k; y2 = gs.yWin-k; ys = y2-y1; cy = (y1+y2)/2;
/* Create a dotted day/percentage grid to graph on. */
DrawColor(gi.kiGray);
DrawDash(x1, cy, x2, cy, 1);
DrawDash(cx, y1, cx, y2, 1);
for (j = -us.nBioday+1; j <= us.nBioday-1; j++) {
x = x1 + NMultDiv(xs, j+us.nBioday, us.nBioday*2);
for (k = -90; k <= 90; k += 10) {
y = y1 + NMultDiv(ys, 100+k, 200);
DrawPoint(x, y);
}
}
/* Now actually draw the three biorhythm curves. */
for (i = 1; i <= 3; i++) {
jd = RFloor(is.JD + rRound);
switch (i) {
case 1: r = brPhy; c = "PHYS"; j = eFir; break;
case 2: r = brEmo; c = "EMOT"; j = eWat; break;
case 3: r = brInt; c = "INTE"; j = eEar; break;
}
DrawColor(kElemB[j]);
for (jd -= (real)us.nBioday, j = -us.nBioday; j <= us.nBioday;
j++, jd += 1.0) {
a = RBiorhythm(jd, r);
x = x1 + NMultDiv(xs, j+us.nBioday, us.nBioday*2);
y = y1 + (int)((real)ys * (100.0-a) / 200.0);
if (j > -us.nBioday)
DrawLine(x0, y0, x, y);
else
DrawSz(c, x1/2, y+2*gi.nScaleT, dtCent);
x0 = x; y0 = y;
}
}
DrawColor(gi.kiLite);
/* Label biorhythm percentages along right vertical axis. */
for (k = -100; k <= 100; k += 10) {
sprintf(sz, "%c%3d%%", k < 0 ? '-' : '+', abs(k));
y = y1 + NMultDiv(ys, 100-k, 200);
DrawSz(sz, (x2+gs.xWin)/2, y+2*gi.nScaleT, dtCent);
}
/* Label days on top horizontal axis. */
k = Max(us.nBioday/7, 1);
for (j = -us.nBioday+k; j < us.nBioday; j += k) {
x = x1 + NMultDiv(xs, j+us.nBioday, us.nBioday*2);
sprintf(sz, "%c%d", j < 0 ? '-' : '+', abs(j));
DrawSz(sz, x, y1-2*gi.nScaleT, dtBottom);
}
DrawEdge(x1, y1, x2, y2);
}
#endif /* BIORHYTHM */
#endif /* GRAPH */
/* xcharts2.c */
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