[MNG-8085] switch png+imagemap to svg

.gitignore

@@ -15,3 +15,4 @@
 .factorypath
 .vscode/
 repo/
+/*.svg

pom.xml

@@ -775,6 +775,7 @@ under the License.
                 <exclude>src/test/projects/**</exclude>
                 <exclude>src/test/remote-repo/**</exclude>
                 <exclude>**/*.odg</exclude>
+                <exclude>**/*.svg</exclude>
                 <exclude>.asf.yaml</exclude>
                 <exclude>.mvn/**</exclude>
                 <!--

prepare-svg.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+#libreoffice --headless --convert-to svg src/site/xdoc/maven-deps.odg
+# CLI export keeps full A3 page
+# I prefer doing it by hand, limiting export to "selection" = avoids extra space
+
+# svgo https://github.com/svg/svgo
+svgo --config src/site/svgo.config.mjs maven-deps.svg -o maven-deps-optimized.svg
+
+cat maven-deps-optimized.svg \
+  | sed 's/a xlink:href/a target="_parent" xlink:href/' \
+  | sed 's_file://_.._' \
+  > src/site/resources/images/maven-deps.svg

src/site/svgo.config.mjs

@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export default {
+    js2svg: {
+        indent: 1,
+        pretty: true,
+      },
+    plugins: [
+      'preset-default',
+      {
+        name: "removeAttrs",
+        params: {
+          attrs: [
+            "g:class",
+            "path:class",
+          ]
+        }
+      },
+      ],
+  };

src/site/xdoc/index.xml

@@ -40,41 +40,7 @@ under the License.
     process.</p>
 
       <p>
-        <img src="images/maven-deps.png" width="1005" height="681" border="0" usemap="#Maven_dependencies" />
-        <map name="Maven_dependencies">
-          <area shape="rect" coords="478,1,567,40"     alt="maven-bom" href="maven-bom/" />
-          <area shape="rect" coords="251,0,400,40"     alt="apache-maven"  href="apache-maven/" />
-          <area shape="rect" coords="251,66,400,106"   alt="maven-embedder" href="maven-embedder/" />
-          <area shape="rect" coords="250,131,400,173"  alt="maven-compat" href="maven-compat/" />
-          <area shape="rect" coords="250,197,401,237"  alt="maven-core" href="maven-core/" />
-          <area shape="rect" coords="91,447,268,488"   alt="maven-resolver-provider" href="maven-resolver-provider/" />
-          <area shape="rect" coords="204,639,423,680"  alt="maven-repository-metadata" href="maven-repository-metadata/" />
-          <area shape="rect" coords="528,197,638,238"  alt="maven-plugin-api" href="maven-plugin-api/" />
-          <area shape="rect" coords="374,258,554,299"  alt="maven-toolchain-builder" href="maven-toolchain-builder/" />
-          <area shape="rect" coords="375,324,553,365"  alt="maven-toolchain-model" href="maven-toolchain-model/" />
-          <area shape="rect" coords="601,578,696,619"  alt="maven-artifact" href="maven-artifact/" />
-          <area shape="rect" coords="381,446,547,486"  alt="maven-builder-support" href="maven-builder-support/" />
-          <area shape="rect" coords="244,381,406,421"  alt="maven-settings-builder" href="maven-settings-builder/" />
-          <area shape="rect" coords="278,447,371,486"  alt="maven-settings" href="maven-settings/" />
-          <area shape="rect" coords="387,512,540,553"  alt="maven-model-builder" href="maven-model-builder/" />
-          <area shape="rect" coords="492,577,594,619"  alt="maven-model" href="maven-model/" />
-          <area shape="rect" coords="71,0,222,41"      alt="maven-slf4j-provider" href="maven-slf4j-provider/" />
-          <area shape="rect" coords="73,66,220,108"    alt="maven-slf4j-wrapper" href="maven-slf4j-wrapper/" />
-          <area shape="rect" coords="1,517,192,680"    alt="maven-resolver" href="https://maven.apache.org/resolver/" />
-          <area shape="rect" coords="87,132,204,172"   alt="slf4j-api" href="https://www.slf4j.org/manual.html" />
-          <area shape="rect" coords="679,66,827,106"   alt="commons-cli" href="https://commons.apache.org/cli/" />
-          <area shape="rect" coords="82,197,216,237"   alt="maven-shared-utils" href="https://maven.apache.org/shared/maven-shared-utils/" />
-          <area shape="rect" coords="109,263,189,304"  alt="jansi" href="https://fusesource.github.io/jansi/" />
-          <area shape="rect" coords="679,132,892,171"  alt="wagon-provider-api" href="https://maven.apache.org/wagon/wagon-provider-api/" />
-          <area shape="rect" coords="674,437,831,477"  alt="plexus-sec-dispatcher" href="https://github.com/codehaus-plexus/plexus-sec-dispatcher" />
-          <area shape="rect" coords="859,436,949,479"  alt="plexus-cipher" href="https://github.com/codehaus-plexus/plexus-cipher" />
-          <area shape="rect" coords="673,380,820,422"  alt="plexus-interpolation" href="https://codehaus-plexus.github.io/plexus-interpolation" />
-          <area shape="rect" coords="674,324,809,365"  alt="plexus-classworlds" href="https://codehaus-plexus.github.io/plexus-classworlds" />
-          <area shape="rect" coords="868,324,951,366"  alt="plexus-utils" href="https://codehaus-plexus.github.io/plexus-utils" />
-          <area shape="rect" coords="660,310,965,520"  alt="plexus" href="https://codehaus-plexus.github.io/" />
-          <area shape="rect" coords="679,183,910,281"  alt="sisu" href="https://projects.eclipse.org/projects/technology.sisu" />
-          <area shape="rect" coords="921,195,1004,239" alt="guice" href="https://github.com/google/guice" />
-        </map>
+        <object data="images/maven-deps.svg" width="960" height="601"></object>
       </p>
     </section>