Struct widgetry::tools::URLManager

pub struct URLManager;

Utilities for reflecting the current map and viewport in the URL on the web. No effect on native.

Implementations

impl URLManager

pub fn update_url_free_param(free_param: String)

Modify the current URL to change the first free parameter in the HTTP GET params to the specified value, adding it if needed.

pub fn update_url_param(key: String, value: String)

Modify the current URL to change the first named parameter in the HTTP GET params to the specified value, adding it if needed.

pub fn get_cam_param(ctx: &EventCtx<'_>, gps_bounds: &GPSBounds) -> String

Get an OSM-style zoom/lat/lon string (https://wiki.openstreetmap.org/wiki/Browsing#Other_URL_tricks) based on the current viewport.

pub fn update_url_cam(ctx: &EventCtx<'_>, gps_bounds: &GPSBounds)

Modify the current URL to set –cam to an OSM-style zoom/lat/lon string (https://wiki.openstreetmap.org/wiki/Browsing#Other_URL_tricks) based on the current viewport.

pub fn change_camera(
    ctx: &mut EventCtx<'_>,
    raw: Option<&String>,
    gps_bounds: &GPSBounds
) -> bool

Parse an OSM-style zoom/lat/lon string (https://wiki.openstreetmap.org/wiki/Browsing#Other_URL_tricks), changing the canvas appropriately. Returns true upon success.

fn parse_center_camera(raw: &str, gps_bounds: &GPSBounds) -> Option<(Pt2D, f64)>

Parse an OSM-style zoom/lat/lon string (https://wiki.openstreetmap.org/wiki/Browsing#Other_URL_tricks), returning the map point to center on and the camera zoom.