85   int          x_1, y_1, x_2, y_2;  in PetscDrawLine_X()  local
92   y_2 = YTRANS(draw, XiWin, yr);  in PetscDrawLine_X()
93   XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_1, y_1, x_2, y_2);  in PetscDrawLine_X()
100   int          x_1, y_1, x_2, y_2;  in PetscDrawArrow_X()  local
107   y_2 = YTRANS(draw, XiWin, yr);  in PetscDrawArrow_X()
108   XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_1, y_1, x_2, y_2);  in PetscDrawArrow_X()
109   if (x_1 == x_2 && y_1 == y_2) PetscFunctionReturn(PETSC_SUCCESS);  in PetscDrawArrow_X()
110   if (x_1 == x_2 && PetscAbs(y_1 - y_2) > 7) {  in PetscDrawArrow_X()
111     if (y_2 > y_1) {  in PetscDrawArrow_X()
112       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 - 3, y_2 - 3);  in PetscDrawArrow_X()
113       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 + 3, y_2 - 3);  in PetscDrawArrow_X()
115       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 - 3, y_2 + 3);  in PetscDrawArrow_X()
116       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 + 3, y_2 + 3);  in PetscDrawArrow_X()
119   if (y_1 == y_2 && PetscAbs(x_1 - x_2) > 7) {  in PetscDrawArrow_X()
121       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2 - 3, y_2 - 3, x_2, y_2);  in PetscDrawArrow_X()
122       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2 - 3, y_2 + 3, x_2, y_2);  in PetscDrawArrow_X()
124       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 + 3, y_2 - 3);  in PetscDrawArrow_X()
125       XDrawLine(XiWin->disp, PetscDrawXiDrawable(XiWin), XiWin->gc.set, x_2, y_2, x_2 + 3, y_2 + 3);  in PetscDrawArrow_X()