Actual source code: ex10.c

  1: static char help[] = "Tests repeatedly setting a window type.\n";

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

  6: int main(int argc, char **argv)
  7: {
  8:   PetscDraw draw;
  9:   int       x = 0, y = 0, width = 300, height = 300;

 11:   PetscFunctionBeginUser;
 12:   PetscCall(PetscInitialize(&argc, &argv, NULL, help));
 13:   PetscCall(PetscDrawCreate(PETSC_COMM_WORLD, 0, "Title", x, y, width, height, &draw));
 14: #if defined(PETSC_HAVE_X)
 15:   PetscCall(PetscDrawSetType(draw, "x"));
 16:   PetscCall(PetscDrawSetType(draw, "null"));
 17:   PetscCall(PetscDrawSetType(draw, "x"));
 18: #else
 19:   PetscCall(PetscDrawSetType(draw, "null"));
 20: #endif
 21:   PetscCall(PetscDrawSetFromOptions(draw));
 22:   PetscCall(PetscDrawSetViewPort(draw, .25, .25, .75, .75));
 23:   PetscCall(PetscDrawClear(draw));
 24:   PetscCall(PetscDrawLine(draw, 0.0, 0.0, 1.0, 1.0, PETSC_DRAW_BLACK));
 25:   PetscCall(PetscDrawString(draw, .2, .2, PETSC_DRAW_RED, "Some Text"));
 26:   PetscCall(PetscDrawStringSetSize(draw, .5, .5));
 27:   PetscCall(PetscDrawString(draw, .2, .2, PETSC_DRAW_BLUE, "Some Text"));
 28:   PetscCall(PetscDrawFlush(draw));
 29:   PetscCall(PetscSleep(2));
 30:   PetscCall(PetscDrawResizeWindow(draw, 600, 600));
 31:   PetscCall(PetscDrawClear(draw));
 32:   PetscCall(PetscSleep(2));
 33:   PetscCall(PetscDrawLine(draw, 0.0, 1.0, 1.0, 0.0, PETSC_DRAW_BLUE));
 34:   PetscCall(PetscDrawFlush(draw));
 35:   PetscCall(PetscSleep(2));
 36:   PetscCall(PetscDrawDestroy(&draw));
 37:   PetscCall(PetscFinalize());
 38:   return 0;
 39: }

 41: /*TEST

 43:    build:
 44:      requires: x

 46:    test:
 47:      output_file: output/ex1_1.out

 49: TEST*/