C++ (Cpp) draw_slanted_cross Examples

Example #1

File: gtkhid-gdk.c Project: BenBergman/geda-pcb

static void
draw_crosshair (render_priv *priv)
{
  GdkWindow *window = gtk_widget_get_window (gport->drawing_area);
  GtkStyle *style = gtk_widget_get_style (gport->drawing_area);
  gint x, y;
  static GdkGC *xor_gc;
  static GdkColor cross_color;

  if (gport->crosshair_x < 0 || ghidgui->creating || !gport->has_entered)
    return;

  if (!xor_gc)
    {
      xor_gc = gdk_gc_new (window);
      gdk_gc_copy (xor_gc, style->white_gc);
      gdk_gc_set_function (xor_gc, GDK_XOR);
      gdk_gc_set_clip_origin (xor_gc, 0, 0);
      set_clip (priv, xor_gc);
      /* FIXME: when CrossColor changed from config */
      ghid_map_color_string (Settings.CrossColor, &cross_color);
    }

  gdk_gc_set_foreground (xor_gc, &cross_color);

  x = DRAW_X (gport->crosshair_x);
  y = DRAW_Y (gport->crosshair_y);

  draw_right_cross (xor_gc, x, y);
  if (Crosshair.shape == Union_Jack_Crosshair_Shape)
    draw_slanted_cross (xor_gc, x, y);
  if (Crosshair.shape == Dozen_Crosshair_Shape)
    draw_dozen_cross (xor_gc, x, y);
}

Example #2

File: gtkhid-gdk.c Project: thequux/pcb

static void
draw_crosshair (GdkGC *xor_gc, gint x, gint y)
{
    static enum crosshair_shape prev = Basic_Crosshair_Shape;

    draw_right_cross (xor_gc, x, y);
    if (prev == Union_Jack_Crosshair_Shape)
        draw_slanted_cross (xor_gc, x, y);
    if (prev == Dozen_Crosshair_Shape)
        draw_dozen_cross (xor_gc, x, y);
    prev = Crosshair.shape;
}