petsc-3.10.5 2019-03-28
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# PetscDrawZoom

Allows one to create a graphic that users may zoom into.

### Synopsis

    #include "petscdraw.h"
    PetscErrorCode  PetscDrawZoom(PetscDraw draw,PetscErrorCode (*func)(PetscDraw,void*),void *ctx)

Collective on PetscDraw

### Input Parameters

| draw | - the window where the graph will be made.
| func | - users function that draws the graphic
| ctx | - pointer to any user required data

### See Also

### Level

advanced

### Location

src/sys/classes/draw/utils/zoom.c
Index of all Draw routines
Table of Contents for all manual pages
Index of all manual pages