HotPDF Delphi PDF Component Developer Guide loslab Logo

 

THPDFPage.CurveToY

THPDFPage

 

Top  Previous  Next

Draws Y cubic Bezier curve.

 

Delphi syntax:

procedure CurveToY(X1, Y1, X3, Y3: Single);

 

C++ syntax:

void __fastcall CurveToY( float X1, float Y1, float X3, float Y3 );

 

Description

Call CurveToC to draw Y cubic Bezier curve specifies the coordinates of two points explicitly, as shown in picture.

 

     X1, Y1

  clip0005

  Current Point

 

Code Example

program CurveExample;
{$APPTYPE CONSOLE}
uses
    SysUtils, Graphics, Classes, HPDFDoc;
var
    HPDF: THotPDF;
begin
    HPDF := THotPDF.Create( nil );
    try
        HPDF.AutoLaunch := true;                        // PDF file will be shown automatically
        HPDF.FileName := '.\Curve.pdf';                 // Set PDF filename
        HPDF.BeginDoc;                                  // Create PDF file
        HPDF.CurrentPage.MoveTo( 50, 300 );             // Move first point
        HPDF.CurrentPage.CurveToY( 60, 50, 200, 200 );  // Draw curve
        HPDF.CurrentPage.Stroke;                        // Stroke curve
        HPDF.EndDoc;                                    // Close PDF file
    finally
        HPDF.Free;
    end;
end.
Copyright©2007-2025 losLab.com