Add example handwriting plugin

This can be used for demonstration and development purposes.

The plugin is enabled by defining

    -DINPUT_vkb_handwriting:STRING=example-hwr

In the cmake command line.

Task-number: QTBUG-113024
Change-Id: I05fd8dab88ea4f0d040c39836f55dcd52bc3e332
Reviewed-by: Jarkko Koivikko <jarkko.koivikko@code-q.fi>

2 files changed, 10 insertions, 2 deletions

diff --git a/src/virtualkeyboard/doc/src/build.qdoc b/src/virtualkeyboard/doc/src/build.qdoc
index 51957cfd..999a4c35 100644
--- a/src/virtualkeyboard/doc/src/build.qdoc
+++ b/src/virtualkeyboard/doc/src/build.qdoc
@@ -73,12 +73,14 @@ keyboard features. These options are passed to the \e configure tool.
         if no other languages are specified.
 \row
     \li \e -vkb-handwriting
-    \li \e [no|myscript-hwr|cerence-hwr]
+    \li \e [no|example-hwr|myscript-hwr|cerence-hwr]
     \li Enables or disabled handwriting input
     \li This flag enables handwriting input. By default, the engine is
         automatically activated if it is located in the proper plugins folder
         even without using of this option. But, in case MyScript and Cerence SDK
-        co-exist, one of [no|myscript-hwr|cerence-hwr] must be configured.
+        co-exist, one of [no|myscript-hwr|cerence-hwr] must be configured. The
+        \l {Example Handwriting}{example-hwr} option needs to be explicitly
+        activated. This can be done for development and testing purposes.
 \row
     \li \e [-no]-vkb-arrow-keynavigation
     \li
diff --git a/src/virtualkeyboard/doc/src/handwriting.qdoc b/src/virtualkeyboard/doc/src/handwriting.qdoc
index 0f6192c9..d205ca06 100644
--- a/src/virtualkeyboard/doc/src/handwriting.qdoc
+++ b/src/virtualkeyboard/doc/src/handwriting.qdoc
@@ -21,6 +21,12 @@ For instructions on how to activate and use the handwriting input mode, see the
 For information about building Qt Virtual Keyboard with a particular
 handwriting engine, see \l {Configuration Options}.
 
+\section1 Example Handwriting
+
+The Example Handwriting Plugin offers a simulated handwriting recognition experience
+producing random characters regardless of what is written. It serves as a tool for
+examining handwriting layouts and as a foundation for developing new plugins.
+
 \section1 Cerence Handwriting
 
 \l {https://cerence.com}{Cerence Handwriting}