File name
Commit message
Commit date
File name
Commit message
Commit date
File name
Commit message
Commit date
File name
Commit message
Commit date
File name
Commit message
Commit date
import {default as geoStream} from "../stream.js";
import boundsStream from "../path/bounds.js";
function fit(projection, fitBounds, object) {
var clip = projection.clipExtent && projection.clipExtent();
projection.scale(150).translate([0, 0]);
if (clip != null) projection.clipExtent(null);
geoStream(object, projection.stream(boundsStream));
fitBounds(boundsStream.result());
if (clip != null) projection.clipExtent(clip);
return projection;
}
export function fitExtent(projection, extent, object) {
return fit(projection, function(b) {
var w = extent[1][0] - extent[0][0],
h = extent[1][1] - extent[0][1],
k = Math.min(w / (b[1][0] - b[0][0]), h / (b[1][1] - b[0][1])),
x = +extent[0][0] + (w - k * (b[1][0] + b[0][0])) / 2,
y = +extent[0][1] + (h - k * (b[1][1] + b[0][1])) / 2;
projection.scale(150 * k).translate([x, y]);
}, object);
}
export function fitSize(projection, size, object) {
return fitExtent(projection, [[0, 0], size], object);
}
export function fitWidth(projection, width, object) {
return fit(projection, function(b) {
var w = +width,
k = w / (b[1][0] - b[0][0]),
x = (w - k * (b[1][0] + b[0][0])) / 2,
y = -k * b[0][1];
projection.scale(150 * k).translate([x, y]);
}, object);
}
export function fitHeight(projection, height, object) {
return fit(projection, function(b) {
var h = +height,
k = h / (b[1][1] - b[0][1]),
x = -k * b[0][0],
y = (h - k * (b[1][1] + b[0][1])) / 2;
projection.scale(150 * k).translate([x, y]);
}, object);
}