chore: Add draft full typing for x_ite

This makes all of the x_ite methods available to call from Civet/
  TypeScript -- for example, setBrowserOption, which is used to deal
  with the viewer navigation.

  Resolves #17.

etc/deps/geogebra/api.ts

@@ -38,7 +38,15 @@ export interface AppletObject {
   startSaveCallback(title: string, visibility: string, callbackAction: string): void;
   initCAS(): void;
   setErrorDialogsActive(flag: boolean): void;
-  setCoordSystem(xmin: number, xmax: number, ymin: number, ymax: number, zmin?: number, zmax?: number, yVertical?: boolean): void;
+  setCoordSystem(
+    xmin: number,
+    xmax: number,
+    ymin: number,
+    ymax: number,
+    zmin?: number,
+    zmax?: number,
+    yVertical?: boolean
+  ): void;
   reset(): void;
   refreshViews(): void;
   setVisible(objName: string, visible: boolean): void;
@@ -249,32 +257,32 @@ export interface AppletObject {
 }
 
 export type AxisConfiguration = {
-  label: string | null,
-  unitLabel: string | null,
-  positiveAxis: boolean,
-  showNumbers: boolean,
-  tickStyle: number,
-  visible: boolean
-}
+  label: string | null;
+  unitLabel: string | null;
+  positiveAxis: boolean;
+  showNumbers: boolean;
+  tickStyle: number;
+  visible: boolean;
+};
 
 export type AxesConfiguration = {
-  x: AxisConfiguration,
-  y: AxisConfiguration,
-  z: AxisConfiguration
-}
+  x: AxisConfiguration;
+  y: AxisConfiguration;
+  z: AxisConfiguration;
+};
 
 export type GraphicsOptions = {
-  axesColor: string,
-  bgColor: string,
-  gridColor: string,
-  axes: AxesConfiguration,
-  grid: boolean,
-  gridDistance: {x: number | null, y: number | null},
-  gridType: number,
-  pointCapturing: number,
-  rightAngleStyle: number,
-  rulerType: number
-}
+  axesColor: string;
+  bgColor: string;
+  gridColor: string;
+  axes: AxesConfiguration;
+  grid: boolean;
+  gridDistance: { x: number | null; y: number | null };
+  gridType: number;
+  pointCapturing: number;
+  rightAngleStyle: number;
+  rulerType: number;
+};
 
 type RecursivePartial<T> = {
   [P in keyof T]?: RecursivePartial<T[P]>;

src/giveAwrl.civet

@@ -4,8 +4,11 @@ X3D from https://create3000.github.io/code/x_ite/latest/x_ite.mjs
 
 certainlyHandled := '.x3d .gltf .glb .obj .stl .ply'.split ' '
 canvas := X3D.createBrowser()
+browser := X3D.getBrowser canvas
+browser.setBrowserOption 'StraightenHorizon', false
 site := $('a[href^="http"]')
 url := site.attr('href') ?? ''
+
 if certainlyHandled.some((ext) => url.includes ext)
    canvas.setAttribute 'src', url
 else if url.includes '.wrl'
@@ -14,7 +17,7 @@ else if url.includes '.wrl'
    text .= await response.text()
    if /#\s*VRML\s*V?1./i.test(text)
       text = convert(text)
-   browser := X3D.getBrowser canvas
    scene := await browser.createX3DFromString text
    browser.replaceWorld(scene)
+
 site.after(canvas)