Actual source code: drect.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:    PetscDrawRectangle - PetscDraws a rectangle  onto a drawable.

     12:    Not Collective

     14:    Input Parameters:
     15: +  draw - the drawing context
     16: .  xl,yl,xr,yr - the coordinates of the lower left, upper right corners
     17: -  c1,c2,c3,c4 - the colors of the four corners in counter clockwise order

     19:    Level: beginner

     21:    Concepts: drawing^rectangle
     22:    Concepts: graphics^rectangle
     23:    Concepts: rectangle

     25: @*/
     26: PetscErrorCode PETSC_DLLEXPORT PetscDrawRectangle(PetscDraw draw,PetscReal xl,PetscReal yl,PetscReal xr,PetscReal yr,int c1,int c2,int c3,int c4)
     27: {
     29:   PetscTruth isnull;
     32:   PetscTypeCompare((PetscObject)draw,PETSC_DRAW_NULL,&isnull);
     33:   if (isnull) return(0);
     34:   (*draw->ops->rectangle)(draw,xl,yl,xr,yr,c1,c2,c3,c4);
     35:   return(0);
     36: }