Rename MapML <layer-> to <map-layer>

Author: prushforth

schema/README.md

@@ -21,13 +21,13 @@ evolve as the concept of MapML evolves.
 mapml.rnc (a [RelaxNG](http://www.relaxng.org/compact-tutorial-20030326.html) compact syntax schema) 
 and mapml.sch (post-schema validation MapML schematron rules) are intended to be 
 applied in that order, to validate a "stand-alone" MapML document.  Such a document 
-would be loaded into an HTML document by the <layer-> custom element, via a URL 
-reference in the src attribute:  `<layer- src="URL to MapML document goes here"></layer->`.
+would be loaded into an HTML document by the <map-layer> custom element, via a URL 
+reference in the src attribute:  `<map-layer src="URL to MapML document goes here"></map-layer>`.
 
 Another scenario that is conceptually supported is to have an (X)HTML document that
-contains a <mapml-viewer> element that contains one or more <layer-> elements that
+contains a <mapml-viewer> element that contains one or more <map-layer> elements that
 in turn contain 'inline' MapML content, i.e. MapML vocabulary elements contained
-within the <layer-></layer-> begin and end tags.
+within the <map-layer></map-layer> begin and end tags.
 
 I couldn't get a version of an rnc schema for xhtml to work, so I have to be satisfied
 with validating a document that contains only a `<mapml-viewer>` element, with the

schema/mapml-document.xml

@@ -1,4 +1,4 @@
-<!-- validate with mapml.rnc, then mapml.sch. Use via <layer- src="..."> attribute -->
+<!-- validate with mapml.rnc, then mapml.sch. Use via <map-layer src="..."> attribute -->
 <mapml- xmlns="http://www.w3.org/1999/xhtml">
     <map-head>
         <map-title>Canada Base Map - Geometry</map-title>

schema/mapml-viewer.rnc

@@ -1,7 +1,7 @@
 datatypes xsd = "http://www.w3.org/2001/XMLSchema-datatypes" 
 default namespace = "http://www.w3.org/1999/xhtml"
 start = mapml-viewer
-mapml-viewer = element mapml-viewer { layer-*, 
+mapml-viewer = element mapml-viewer { map-layer*, 
     attribute lat {text},  
     attribute lon {text}, 
     attribute zoom {text}, 
@@ -12,10 +12,10 @@ mapml-viewer = element mapml-viewer { layer-*,
     attribute width {text}?,
     attribute static {text}?,
     map-caption?,
-    layer-*
+    map-layer*
 }
 map-caption = element map-caption { text }
-layer- = element layer- {
+map-layer = element map-layer {
     attribute src { xsd:anyURI }?,
     attribute label {text}?,
     attribute checked {text}?,

schema/mapml-viewer.sch

@@ -3,15 +3,15 @@
     xmlns:sqf="http://www.schematron-quickfix.com/validator/process" xmlns:xs="http://www.w3.org/2001/XMLSchema-datatypes" xmlns="http://www.w3.org/1999/xhtml">
     <sch:ns uri="http://www.w3.org/1999/xhtml"  prefix="h"/>
     <sch:pattern>
-        <sch:rule context="h:layer-">
-            <sch:assert test="local-name(parent::*) eq 'mapml-viewer'">The layer- element must be a child of the mapml-viewer element</sch:assert>
-            <sch:assert test="((exists(@src) and not(exists(./*))) or (not(exists(@src)) and exists(./*)))">The &lt;layer-&gt; element must have either a src attribute or inline content</sch:assert>
+        <sch:rule context="h:map-layer">
+            <sch:assert test="local-name(parent::*) eq 'mapml-viewer'">The map-layer element must be a child of the mapml-viewer element</sch:assert>
+            <sch:assert test="((exists(@src) and not(exists(./*))) or (not(exists(@src)) and exists(./*)))">The &lt;map-layer&gt; element must have either a src attribute or inline content</sch:assert>
         </sch:rule>
-        <sch:rule context="h:layer-[child::h:map-title]/@label">
+        <sch:rule context="h:map-layer[child::h:map-title]/@label">
             <sch:assert test="false()">In the case that a label attribute exists and a map-title element is present, the map-title will be preferred.</sch:assert>
         </sch:rule>
         <sch:rule context="h:layer">
-            <sch:assert test="false()">The layer- element MUST have a trailing hyphen: layer-</sch:assert>
+            <sch:assert test="false()">The map-layer element MUST have a trailing hyphen: map-layer</sch:assert>
         </sch:rule>
     </sch:pattern>
     <sch:pattern>

schema/mapml-viewer.xhtml

@@ -2,9 +2,9 @@
 custom element that goes in the <body> element of an HTML document -->
 <mapml-viewer lat="45" lon="180" projection="CBMTILE" zoom="11" controls="controls" height="240" controlslist="nofullscreen geolocation noscale"  xmlns="http://www.w3.org/1999/xhtml">
     <map-caption>A pleasing map of Canada</map-caption>
-    <layer- src=""></layer->
-    <layer- label="CBMT" src="https://geogratis.gc.ca/mapml/en/cbmtile/cbmt/" checked="foo"></layer->
-    <layer- label="Hat Guy" checked="foo">
+    <map-layer src=""></map-layer>
+    <map-layer label="CBMT" src="https://geogratis.gc.ca/mapml/en/cbmtile/cbmt/" checked="foo"></map-layer>
+    <map-layer label="Hat Guy" checked="foo">
         <map-meta name="foo" content="CBMTILE"></map-meta>
         <map-feature id="twohats" zoom="15" class="twohats">
             <map-properties>
@@ -55,5 +55,5 @@ custom element that goes in the <body> element of an HTML document -->
                 </map-point>
             </map-geometry>
         </map-feature>
-    </layer->
+    </map-layer>
 </mapml-viewer>

spec/examples/cbmt.mapml

@@ -3,14 +3,14 @@
     <map-title>Canada Base Map - Transportation</map-title>
     <map-meta charset="utf-8" ></map-meta>
     <map-meta content="text/mapml" http-equiv="Content-Type" ></map-meta>
-    <map-link xmlns="http://www.w3.org/1999/xhtml" rel="license" href="https://www.nrcan.gc.ca/earth-sciences/geography/topographic-information/free-data-geogratis/licence/17285" title="Canada Base Map © Natural Resources Canada"></map-link>
+    <map-link rel="license" href="https://www.nrcan.gc.ca/earth-sciences/geography/topographic-information/free-data-geogratis/licence/17285" title="Canada Base Map © Natural Resources Canada"></map-link>
   </map-head>
   <map-body>
     <map-extent units="CBMTILE" checked="">
       <map-input name="z" type="zoom" value="17" min="0" max="17"></map-input>
       <map-input name="y" type="location" units="tilematrix" axis="row" min="29750" max="34475"></map-input>
       <map-input name="x" type="location" units="tilematrix" axis="column" min="26484" max="32463"></map-input>
-      <map-link rel="tile" tref="https://geoappext.nrcan.gc.ca/arcgis/rest/services/BaseMaps/CBMT3978/MapServer/tile/{z}/{y}/{x}?m4h=t"></map-link>
+      <map-link rel="tile" tref="https://maps-cartes.services.geo.ca/server2_serveur2/rest/services/BaseMaps/CBMT3978/MapServer/tile/{z}/{y}/{x}?m4h=t"></map-link>
     </map-extent>
   </map-body>
 </mapml->

spec/examples/map-1.html

@@ -4,7 +4,7 @@
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Authoring example 1</title>
-    <script type="module" src="https://maps4html.org/web-map-doc/dist/mapml-viewer.js" crossorigin></script>
+    <script type="module" src="https://unpkg.com/@maps4html/mapml@latest/dist/mapml.js" crossorigin></script>
     <link rel="preconnect" href="https://geogratis.gc.ca" crossorigin>
     <style>
       html {
@@ -20,23 +20,23 @@
         height: 150px;
         max-width: 100%;
       }
-      /* Pre-style to avoid FOUC of inline layer- and fallback content. */
+      /* Pre-style to avoid FOUC of inline map-layer and fallback content. */
       mapml-viewer:not(:defined) > * {
         display: none;
       }
       /* Ensure inline layer content is hidden if custom elements isn't supported,
       or if javascript is disabled. This needs to be defined separately from the above,
       because the `:not(:defined)` selector invalidates the entire declaration
       in browsers that do not support it. */
-      layer- {
+      map-layer {
         display: none;
       }
     </style>
     <noscript>
       <style>
         /* Ensure fallback content (children of the map element) is displayed if
         custom elements is supported but javascript is disabled. */
-        mapml-viewer:not(:defined) > :not(layer-) {
+        mapml-viewer:not(:defined) > :not(map-layer) {
           display: initial;
         }
       </style>
@@ -45,15 +45,15 @@
   <body>
     <mapml-viewer projection="OSMTILE" zoom="11" lat="48.8566" lon="2.3522">
       <map-caption>Paris, the City of Lights</map-caption>
-      <layer- label="OpenStreetMap" checked>
+      <map-layer label="OpenStreetMap" checked>
         <link rel="license" title="© OpenStreetMap contributors CC BY-SA" href="https://www.openstreetmap.org/copyright"></link>
         <map-extent units="OSMTILE" checked>
           <map-input name="z" type="zoom"  value="18" min="0" max="18"></map-input>
           <map-input name="x" type="location" units="tilematrix" axis="column" min="0"  max="262144" ></map-input>
           <map-input name="y" type="location" units="tilematrix" axis="row" min="0"  max="262144" ></map-input>
           <map-link rel="tile" tref="https://tile.openstreetmap.org/{z}/{x}/{y}.png" ></map-link>
         </map-extent>
-      </layer->
+      </map-layer>
     </mapml-viewer>
   </body>
 </html>

spec/examples/map-2.html

@@ -4,7 +4,7 @@
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Authoring example 2</title>
-    <script type="module" src="https://maps4html.org/web-map-doc/dist/mapml-viewer.js" crossorigin></script>
+    <script type="module" src="https://unpkg.com/@maps4html/mapml@latest/dist/mapml.js" crossorigin></script>
     <link rel="preconnect" href="https://geogratis.gc.ca" crossorigin>
     <style>
       html {
@@ -20,31 +20,31 @@
         height: 350px;
         max-width: 100%;
       }
-      /* Pre-style to avoid FOUC of inline layer- and fallback content. */
+      /* Pre-style to avoid FOUC of inline map-layer and fallback content. */
       mapml-viewer:not(:defined) > * {
         display: none;
       }
       /* Ensure inline layer content is hidden if custom elements isn't supported,
       or if javascript is disabled. This needs to be defined separately from the above,
       because the `:not(:defined)` selector invalidates the entire declaration
       in browsers that do not support it. */
-      layer- {
+      map-layer {
         display: none;
       }
     </style>
     <noscript>
       <style>
         /* Ensure fallback content (children of the map element) is displayed if
         custom elements is supported but javascript is disabled. */
-        mapml-viewer:not(:defined) > :not(layer-) {
+        mapml-viewer:not(:defined) > :not(map-layer) {
           display: initial;
         }
       </style>
     </noscript>
   </head>
   <body>
     <mapml-viewer projection="CBMTILE" zoom="15" lat="45.4215" lon="-75.6972" controls controlslist="geolocation">
-      <layer- label="Canada Base Map - Transportation (CBMT)" src="cbmt.mapml" checked></layer->
+      <map-layer label="Canada Base Map - Transportation (CBMT)" src="cbmt.mapml" checked></map-layer>
     </mapml-viewer>
   </body>
 </html>

spec/index.html

@@ -328,6 +328,7 @@ <h3>Changes</h3>
               <li><time>2023-06-29</time>: Update Authoring section. Include definitions of local and remote content.
               <li><time>2023-11-05</time>: Correct error in contexts in which <code>extent</code> is found. Add opacity attribute to layer. Update editors.  Add WebIDL for <code>layer</code> <code>opacity</code>; Add or update <code>extent</code> attributes for <code>label</code>, <code>checked</code>, <code>hidden</code>, <code>opacity</code> and <code>disabled</code>. Update <code>extent</code> content model to add allowed metadata content for <code>zoom</code> and <code>extent</code>.
               <li><time>2024-08-21</time>: Rename Web-Map-Custom-Element repo to MapML.js polyfill
+              <li><time>2024-10-18</time>: Rename &lt;layer-&gt; custom element to &lt;map-layer&gt;
             </ol>
           </details>
         </section>
@@ -1136,7 +1137,7 @@ <h4>Remote content</h4>
             <pre>
               &lt;mapml-viewer projection="CBMTILE" zoom="15" lat="45.4215" lon="-75.6972" width="600" height="350" controls controlslist="geolocation"&gt;
                 &lt;map-caption&gt;A map of downtown Ottawa, Canada&lt;/map-caption&gt;
-                &lt;layer- label="Canada Base Map - Transportation (CBMT)" src="https://example.com/mapml/cbmt/" checked crossorigin&gt;&lt;/layer-&gt;
+                &lt;map-layer label="Canada Base Map - Transportation (CBMT)" src="https://example.com/mapml/cbmt/" checked crossorigin&gt;&lt;/map-layer&gt;
               &lt;/mapml-viewer&gt;
             </pre>
             <p>The document that is found at the <code>src</code> URL above has content MIME media type "text/mapml" and is as follows:</p>