Actual source code: ex11.c
1: static char help[] = "Demonstrates use of color map\n";
3: #include <petscsys.h>
4: #include <petscdraw.h>
6: int main(int argc, char **argv)
7: {
8: PetscDraw draw;
10: PetscFunctionBeginUser;
11: PetscCall(PetscInitialize(&argc, &argv, NULL, help));
13: PetscCall(PetscDrawCreate(PETSC_COMM_SELF, 0, "Title", 0, 0, 256, 256, &draw));
14: PetscCall(PetscDrawSetFromOptions(draw));
16: PetscCall(PetscDrawStringBoxed(draw, .5, .5, PETSC_DRAW_BLUE, PETSC_DRAW_RED, "Greetings", NULL, NULL));
18: PetscCall(PetscDrawStringBoxed(draw, .25, .75, PETSC_DRAW_BLUE, PETSC_DRAW_RED, "How\nare\nyou?", NULL, NULL));
19: PetscCall(PetscDrawStringBoxed(draw, .25, .25, PETSC_DRAW_GREEN, PETSC_DRAW_RED, "Long line followed by a very\nshort line", NULL, NULL));
20: PetscCall(PetscDrawFlush(draw));
21: PetscCall(PetscDrawDestroy(&draw));
22: PetscCall(PetscFinalize());
23: return 0;
24: }
26: /*TEST
28: build:
29: requires: x
31: test:
32: output_file: output/ex1_1.out
34: TEST*/