void Solar2Lunar(struct LibLunarContext *ctx,
SSLunarSimpleDate *solar)
{
long offset;
if (ctx == NULL) {
fprintf(stderr, "Soloar2Lunar: ctx pointer cannot be NULL");
return;
}
if (!libLunarCheckYearRange(solar->year)) {
fprintf(stderr, "Solar2Lunar: the year provide exceeds lib's ablility.");
return;
}
offset = Solar2Day(solar);
solar->weekday = (offset + SolarFirstDate.weekday) % 7;
/* A lunar day begins at 11 p.m. */
if (solar->hour == 23)
offset++;
Day2Lunar(ctx, offset);
ctx->_lunar.hour = solar->hour;
CalGZ(offset, &ctx->_lunar, &ctx->_gan, &ctx->_zhi);
jieAlert = JieDate(solar, &ctx->_lunar2);
ctx->_lunar2.day = ctx->_lunar.day;
ctx->_lunar2.hour = ctx->_lunar.hour;
CalGZ(offset, &ctx->_lunar2, &ctx->_gan2, &ctx->_zhi2);
}
void Lunar2Solar()
{
long offset;
int adj;
Date *d;
/* A solar day begins at 12 a.m. */
adj = (lunar.hour == 23)? -1 : 0;
offset = Lunar2Day(&lunar);
solar.weekday = (offset+ adj + SolarFirstDate.weekday) % 7;
Day2Solar(offset + adj, &solar);
solar.hour = lunar.hour;
CalGZ(offset, &lunar, &gan, &zhi);
jieAlert = JieDate(&solar, &lunar2);
lunar2.day = lunar.day;
lunar2.hour = lunar.hour;
CalGZ(offset, &lunar2, &gan2, &zhi2);
}
void Solar2Lunar()
{
long offset;
Date *d;
offset = Solar2Day(&solar);
solar.weekday = (offset + SolarFirstDate.weekday) % 7;
/* A lunar day begins at 11 p.m. */
if (solar.hour == 23)
offset++;
Day2Lunar(offset, &lunar);
lunar.hour = solar.hour;
CalGZ(offset, &lunar, &gan, &zhi);
jieAlert = JieDate(&solar, &lunar2);
lunar2.day = lunar.day;
lunar2.hour = lunar.hour;
CalGZ(offset, &lunar2, &gan2, &zhi2);
}
void Lunar2Solar(struct LibLunarContext *ctx, SSLunarSimpleDate *lunar)
{
long offset;
int adj;
if (ctx == NULL) {
fprintf(stderr, "Lunar2Solar: ctx pointer cannot be NULL");
return;
}
/* A solar day begins at 12 a.m. */
adj = (ctx->_lunar.hour == 23)? -1 : 0;
offset = Lunar2Day(ctx, &ctx->_lunar);
ctx->_solar.weekday = (offset+ adj + SolarFirstDate.weekday) % 7;
Day2Solar(ctx, offset + adj);
ctx->_solar.hour = lunar->hour;
CalGZ(offset, lunar, &ctx->_gan, &ctx->_zhi);
jieAlert = JieDate(&ctx->_solar, &ctx->_lunar2);
ctx->_lunar2.day = lunar->day;
ctx->_lunar2.hour = lunar->hour;
CalGZ(offset, &ctx->_lunar2, &ctx->_gan2, &ctx->_zhi2);
}