gnome_canvas_item_i2w (item, &x1, &y1);
gnome_canvas_item_i2w (item, &x2, &y2);
- /* reset item bounding box (canvas coordinates, so integral. but stored in doubles) */
-
- gnome_canvas_w2c_d (GNOME_CANVAS(item->canvas), x1, y1, &item->x1, &item->y1);
- gnome_canvas_w2c_d (GNOME_CANVAS(item->canvas), x2, y2, &item->x2, &item->y2);
-
/* don't suffer from rounding errors */
- item->x1 = floor (item->x1);
- item->y1 = floor (item->y1);
- item->x2 = ceil (item->x2);
- item->y2 = ceil (item->y2);
+ x1 = floor (x1);
+ y1 = floor (y1);
+ x2 = ceil (x2);
+ y2 = ceil (y2);
/* force non-zero dimensionality for both axes */
-
- if (item->x1 == item->x2) {
- item->x2 += 1.0;
+
+ if (x1 == x2) {
+ x2 += 1.0;
}
- if (item->y1 == item->y2) {
- item->y2 += 1.0;
+ if (y1 == y2) {
+ y2 += 1.0;
}
+ /* reset item bounding box (canvas coordinates, so integral. but stored in doubles) */
+
+ gnome_canvas_w2c_d (GNOME_CANVAS(item->canvas), x1, y1, &item->x1, &item->y1);
+ gnome_canvas_w2c_d (GNOME_CANVAS(item->canvas), x2, y2, &item->x2, &item->y2);
+
/* redraw new location */
gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);