static char help[] = "Demonstrates use of color map\n";

#include <petscsys.h>
#include <petscdraw.h>

int main(int argc, char **argv)
{
  PetscDraw draw;

  PetscFunctionBeginUser;
  PetscCall(PetscInitialize(&argc, &argv, NULL, help));

  PetscCall(PetscDrawCreate(PETSC_COMM_SELF, 0, "Title", 0, 0, 256, 256, &draw));
  PetscCall(PetscDrawSetFromOptions(draw));

  PetscCall(PetscDrawStringBoxed(draw, .5, .5, PETSC_DRAW_BLUE, PETSC_DRAW_RED, "Greetings", NULL, NULL));

  PetscCall(PetscDrawStringBoxed(draw, .25, .75, PETSC_DRAW_BLUE, PETSC_DRAW_RED, "How\nare\nyou?", NULL, NULL));
  PetscCall(PetscDrawStringBoxed(draw, .25, .25, PETSC_DRAW_GREEN, PETSC_DRAW_RED, "Long line followed by a very\nshort line", NULL, NULL));
  PetscCall(PetscDrawFlush(draw));
  PetscCall(PetscDrawDestroy(&draw));
  PetscCall(PetscFinalize());
  return 0;
}

/*TEST

   build:
     requires: x

   test:
     output_file: output/empty.out

TEST*/