(geometries: &[Geometry])
| 154 | } |
| 155 | |
| 156 | fn bounding_box(geometries: &[Geometry]) -> Rect { |
| 157 | // Calculate the center of the bounding box; needed to build the AffineTransform |
| 158 | let mut min_x = f64::MAX; |
| 159 | let mut min_y = f64::MAX; |
| 160 | let mut max_x = f64::MIN; |
| 161 | let mut max_y = f64::MIN; |
| 162 | for geom in geometries.iter() { |
| 163 | let temp = geom.bounding_rect().unwrap_or_else(|| { |
| 164 | panic!( |
| 165 | "Geometry '{}' didn't have a bounding rectangle", |
| 166 | geom.to_wkt() |
| 167 | ) |
| 168 | }); |
| 169 | |
| 170 | let min = temp.min(); |
| 171 | let max = temp.max(); |
| 172 | |
| 173 | min_x = min_x.min(min.x); |
| 174 | min_y = min_y.min(min.y); |
| 175 | max_x = max_x.max(max.x); |
| 176 | max_y = max_y.max(max.y); |
| 177 | } |
| 178 | Rect::new(coord! {x:min_x, y:min_y}, coord! {x:max_x, y:max_y}) |
| 179 | } |
| 180 | |
| 181 | fn affine_transform( |
| 182 | geometries: impl Iterator<Item = Geometry> + 'static, |
no outgoing calls
no test coverage detected