Actual source code: dcoor.c

      1: #define PETSC_DLL
      2: /*
      3:        Provides the calling sequences for all the basic PetscDraw routines.
      4: */
     5:  #include src/sys/src/draw/drawimpl.h

      9: /*@
     10:    PetscDrawSetCoordinates - Sets the application coordinates of the corners of
     11:    the window (or page).

     13:    Not collective

     15:    Input Parameters:
     16: +  draw - the drawing object
     17: -  xl,yl,xr,yr - the coordinates of the lower left corner and upper
     18:                  right corner of the drawing region.

     20:    Level: advanced

     22:    Concepts: drawing^coordinates
     23:    Concepts: graphics^coordinates

     25: .seealso: PetscDrawGetCoordinates()

     27: @*/
     28: PetscErrorCode PETSC_DLLEXPORT PetscDrawSetCoordinates(PetscDraw draw,PetscReal xl,PetscReal yl,PetscReal xr,PetscReal yr)
     29: {

     34:   draw->coor_xl = xl; draw->coor_yl = yl;
     35:   draw->coor_xr = xr; draw->coor_yr = yr;
     36:   if (draw->ops->setcoordinates) {
     37:     (*draw->ops->setcoordinates)(draw,xl,yl,xr,yr);
     38:   }
     39:   return(0);
     40: }