static char help[] = "Demonstrates use of color map\n"; #include #include int main(int argc,char **argv) { PetscDraw draw; PetscErrorCode ierr; ierr = PetscInitialize(&argc,&argv,NULL,help);if (ierr) return ierr; ierr = PetscDrawCreate(PETSC_COMM_SELF,0,"Title",0,0,256,256,&draw);CHKERRQ(ierr); ierr = PetscDrawSetFromOptions(draw);CHKERRQ(ierr); ierr = PetscDrawStringBoxed(draw,.5,.5,PETSC_DRAW_BLUE,PETSC_DRAW_RED,"Greetings",NULL,NULL);CHKERRQ(ierr); ierr = PetscDrawStringBoxed(draw,.25,.75,PETSC_DRAW_BLUE,PETSC_DRAW_RED,"How\nare\nyou?",NULL,NULL);CHKERRQ(ierr); ierr = PetscDrawStringBoxed(draw,.25,.25,PETSC_DRAW_GREEN,PETSC_DRAW_RED,"Long line followed by a very\nshort line",NULL,NULL);CHKERRQ(ierr); ierr = PetscDrawFlush(draw);CHKERRQ(ierr); ierr = PetscDrawDestroy(&draw);CHKERRQ(ierr); ierr = PetscFinalize(); return ierr; } /*TEST build: requires: x test: output_file: output/ex1_1.out TEST*/