fix choropleth plot for inline HTLM rendering

Signed-off-by: Andrei Gherghescu <8067229+andrei-ng@users.noreply.github.com>

Author: andrei-ng

examples/financial_charts/src/main.rs

@@ -381,10 +381,8 @@ fn hiding_weekends_and_holidays_with_rangebreaks(show: bool, file_name: &str) {
                 .range(vec!["2015-12-01", "2016-01-15"])
                 .title("Date")
                 .range_breaks(vec![
-                    plotly::layout::RangeBreak::new()
-                        .bounds("sat", "mon"), // hide weekends
-                    plotly::layout::RangeBreak::new()
-                        .values(vec!["2015-12-25", "2016-01-01"]), // hide Christmas and New Year's
+                    plotly::layout::RangeBreak::new().bounds("sat", "mon"), // hide weekends
+                    plotly::layout::RangeBreak::new().values(vec!["2015-12-25", "2016-01-01"]), // hide Christmas and New Year's
                 ]),
         )
         .y_axis(Axis::new().title("Price"));

examples/maps/src/main.rs

@@ -11,7 +11,7 @@ use plotly::{
     Choropleth, ChoroplethMap, Configuration, DensityMapbox, Layout, Plot, ScatterGeo,
     ScatterMapbox,
 };
-use plotly_utils::write_example_to_html;
+use plotly_utils::{write_example_to_html, write_example_to_html_with_inline_config};
 
 fn scatter_mapbox(show: bool, file_name: &str) {
     let trace = ScatterMapbox::new(vec![45.5017], vec![-73.5673])
@@ -210,7 +210,11 @@ fn choropleth(show: bool, file_name: &str) {
     plot.set_layout(layout);
     plot.set_configuration(Configuration::default().responsive(true).fill_frame(true));
 
-    let path = write_example_to_html(&plot, file_name);
+    let path = write_example_to_html_with_inline_config(
+        &plot,
+        file_name,
+        Some(Configuration::default().scroll_zoom(false)), // book friendly intline HTML
+    );
     if show {
         plot.show_html(path);
     }
@@ -246,7 +250,11 @@ fn choropleth_map(show: bool, file_name: &str) {
     plot.set_layout(layout);
     plot.set_configuration(Configuration::default().responsive(true).fill_frame(true));
 
-    let path = write_example_to_html(&plot, file_name);
+    let path = write_example_to_html_with_inline_config(
+        &plot,
+        file_name,
+        Some(Configuration::default().scroll_zoom(false)), // book friendly intline HTML
+    );
     if show {
         plot.show_html(path);
     }

examples/plotly_utils/src/lib.rs

@@ -1,4 +1,4 @@
-use plotly::Plot;
+use plotly::{Configuration, Plot};
 
 /// Write a plot to HTML files for documentation and display
 ///
@@ -11,17 +11,48 @@ use plotly::Plot;
 /// * `plot` - The plot to write to HTML
 /// * `name` - The base name for the HTML files (without extension)
 ///
-/// # Returns
-///
-/// The path to the standalone HTML file
+/// # Returns the path to the standalone HTML file
 pub fn write_example_to_html(plot: &Plot, name: &str) -> String {
+    write_example_to_html_with_inline_config(plot, name, None)
+}
+
+/// Write a plot to HTML files for documentation and display
+///
+/// This function creates both an inline HTML file (for mdbook inclusion) and
+/// a standalone HTML file (for direct viewing). The inline file is prefixed
+/// with "inline_" and both files are placed in the "./output" directory.
+/// The plot for inline HTML display can be configured with the provided
+/// `inline_config` when provided, otherwise the standalone inherited plot
+/// configuration is used.
+///
+/// # Arguments
+///
+/// * `plot` - The plot to write to HTML
+/// * `name` - The base name for the HTML files (without extension)
+/// * `inline_config` - The configuration to use for the inline HTML file
+///
+/// # Returns the path to the standalone HTML file
+pub fn write_example_to_html_with_inline_config(
+    plot: &Plot,
+    name: &str,
+    inline_config: Option<Configuration>,
+) -> String {
     std::fs::create_dir_all("./output").unwrap();
+
+    let standalone_config = plot.configuration().clone();
+    let inline_config = inline_config.unwrap_or(standalone_config.clone());
+
     // Write inline HTML
-    let html = plot.to_inline_html(Some(name));
-    let path = format!("./output/inline_{name}.html");
-    std::fs::write(path, html).unwrap();
+    let mut inline_plot = plot.clone();
+    inline_plot.set_configuration(inline_config);
+    let html = inline_plot.to_inline_html(Some(name));
+    let inline_path = format!("./output/inline_{name}.html");
+    std::fs::write(inline_path, html).unwrap();
+
     // Write standalone HTML
+    let mut standalone_plot = plot.clone();
+    standalone_plot.set_configuration(standalone_config);
     let path = format!("./output/{name}.html");
-    plot.write_html(&path);
+    standalone_plot.write_html(&path);
     path
 }