hwI2DViewControl PickCenter

Makes the given dimensions the center of the plot and changes the axes accordingly.

Syntax

hwI2DViewControl_handle PickCenter x y

Application

HyperGraph Tcl Modify

Description

This command makes the given x and y values the center of the plot, and shifts the x axis and y axis accordingly.

Inputs

x: The x value that you choose; this value becomes the center of the plot, moving the x axis to make this x value the center.
y: The y value that you choose; this value becomes the center of the plot, moving the y axis to make this y value the center.

Example

hwi GetSessionHandle sess;
sess GetProjectHandle proj;
proj GetPageHandle p1 1;
p1 GetWindowHandle w1 1;
w1 GetClientHandle plot;
w1 GetViewControlHandle vc;
vc PickCenter 5 0;
plot Draw;

Error

If either the x or y value, or both, are not present, an error message is displayed. Otherwise, success (0) is returned.

Keywords

XY plot

Tcl

Modify