cpdf_curveto Draws a curve voidcpdf_curveto intpdf document floatx1 floaty1 floatx2 floaty2 floatx3 floaty3 intmode The cpdf_curveto function draws a Bezier curve from the current point to the point (x3, y3) using (x1, y1) and (x2, y2) as control points. The optional parameter mode determines the unit length. If it's 0 or omitted the default unit as specified for the page is used. Otherwise the coordinates are measured in postscript points disregarding the current unit. See also cpdf_moveto, cpdf_rmoveto, cpdf_rlineto, cpdf_lineto.