#define PETSC_DLL /* Provides the calling sequences for all the basic PetscDraw routines. */ #include "src/sys/draw/drawimpl.h" /*I "petscdraw.h" I*/ #undef __FUNCT__ #define __FUNCT__ "PetscDrawLineGetWidth" /*@ PetscDrawLineGetWidth - Gets the line width for future draws. The width is relative to the user coordinates of the window; 0.0 denotes the natural width; 1.0 denotes the interior viewport. Not collective Input Parameter: . draw - the drawing context Output Parameter: . width - the width in user coordinates Level: advanced Notes: Not currently implemented. Concepts: line^width .seealso: PetscDrawLineSetWidth() @*/ PetscErrorCode PETSC_DLLEXPORT PetscDrawLineGetWidth(PetscDraw draw,PetscReal *width) { PetscErrorCode ierr; PetscTruth isdrawnull; PetscFunctionBegin; PetscValidHeaderSpecific(draw,PETSC_DRAW_COOKIE,1); PetscValidScalarPointer(width,2); ierr = PetscTypeCompare((PetscObject)draw,PETSC_DRAW_NULL,&isdrawnull);CHKERRQ(ierr); if (isdrawnull) PetscFunctionReturn(0); if (!draw->ops->linegetwidth) SETERRQ1(PETSC_ERR_SUP,"This draw object %s does not support getting line width",draw->type_name); ierr = (*draw->ops->linegetwidth)(draw,width);CHKERRQ(ierr); PetscFunctionReturn(0); }