@interface CHBTrendLine : NSObject
+ (int)edTrendLineTypeFrom:(int)a0 order:(int)a1;
+ (void)readFrom:(void *)a0 toSeries:(id)a1 state:(id)a2;
+ (id)readTrendlineGraphicProperties:(const struct XlChartSeriesFormat { void /* function */ **x0; struct XlChartLineStyle *x1; struct XlChartFillStyle *x2; struct XlChartMarkerStyle *x3; struct XlChartPicF *x4; char *x5; char *x6; unsigned int x7; unsigned int x8; int x9; unsigned short x10; unsigned short x11; unsigned short x12; int x13; BOOL x14; BOOL x15; BOOL x16; BOOL x17; BOOL x18; BOOL x19; BOOL x20; BOOL x21; BOOL x22; BOOL x23; } *)a0 forStyleIndex:(unsigned long long)a1 state:(id)a2;
+ (int)xlTrendLineRegressionTypeFrom:(int)a0;
@end