Actual source code: dtextgs.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:    PetscDrawStringGetSize - Gets the size for character text.  The width is
     11:    relative to the user coordinates of the window.

     13:    Not Collective

     15:    Input Parameters:
     16: +  draw - the drawing context
     17: .  width - the width in user coordinates
     18: -  height - the character height

     20:    Level: advanced

     22:    Concepts: string^drawing size

     24: .seealso: PetscDrawString(), PetscDrawStringVertical(), PetscDrawStringSetSize()

     26: @*/
     27: PetscErrorCode PETSC_DLLEXPORT PetscDrawStringGetSize(PetscDraw draw,PetscReal *width,PetscReal *height)
     28: {
     30:   PetscTruth isnull;

     34:   PetscTypeCompare((PetscObject)draw,PETSC_DRAW_NULL,&isnull);
     35:   if (isnull) return(0);
     36:   if (!draw->ops->stringgetsize) SETERRQ1(PETSC_ERR_SUP,"This draw object %s does not support getting string size",draw->type_name);
     37:   (*draw->ops->stringgetsize)(draw,width,height);
     38:   return(0);
     39: }