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#include "defn.h"
circle(type)
int type;
{
float radius;
float start_angle = 0;
float end_angle = 360;
float chord_angle = 0;
float Xc, Yc;
float percent;
float distance;
float length;
float angle;
end_draw();
switch (type)
{
case RDGLCIRCLE:
if (SIGNED_NUMERIC)
radius = getval() * XSCALE;
if (SIGNED_NUMERIC)
chord_angle = getval();
Xc = absX;
Yc = absY;
break;
case CIRCLE:
if (SIGNED_NUMERIC)
absX = Xc = getval() * XSCALE;
if (SIGNED_NUMERIC)
absY = Yc = getval() * YSCALE;
if (SIGNED_NUMERIC)
radius = getval() * XSCALE;
if (SIGNED_NUMERIC)
start_angle = getval();
if (SIGNED_NUMERIC)
end_angle = getval();
if (SIGNED_NUMERIC)
chord_angle = getval();
break;
case RCIRCLE:
if (SIGNED_NUMERIC)
radius = getval() * XSCALE;
if (SIGNED_NUMERIC)
start_angle = getval();
if (SIGNED_NUMERIC)
end_angle = getval();
if (SIGNED_NUMERIC)
chord_angle = getval();
angle = deg_rad * (90.0 - start_angle);
Xc = absX - radius * cos(angle);
angle = deg_rad * (90.0 - start_angle);
Yc = absY + radius * sin(angle);
break;
case CCIRCLE:
if (SIGNED_NUMERIC)
absX = getval() * XSCALE;
if (SIGNED_NUMERIC)
absY = getval() * YSCALE;
break;
case ACIRCLE:
Xc = absX;
Yc = absY;
if (SIGNED_NUMERIC)
radius = getval() * XSCALE;
if (SIGNED_NUMERIC)
start_angle = getval();
if (SIGNED_NUMERIC)
end_angle = getval();
if (SIGNED_NUMERIC)
chord_angle = getval();
break;
case SCIRCLE:
if (SIGNED_NUMERIC)
percent = getval();
if (SIGNED_NUMERIC)
distance = getval();
if (SIGNED_NUMERIC)
length = getval();
fprintf("Warning: segment and indication lines not available yet\n");
break;
}
printf("%g %g %g %g %g %g Ellipse\n",
Xc, Yc, radius, radius, start_angle, end_angle);
}
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