Actual source code: ex11.c


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

  4: #include <petscsys.h>
  5: #include <petscdraw.h>

  7: int main(int argc, char **argv)
  8: {
  9:   PetscDraw draw;

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

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

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

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

 27: /*TEST

 29:    build:
 30:      requires: x

 32:    test:
 33:      output_file: output/ex1_1.out

 35: TEST*/