Advanced Flexbox Layout

Cargo.toml

@@ -16,6 +16,8 @@ exclude = ["doc-template/*"]
 num-traits = "0.2.14"
 chrono = { version = "0.4.19", optional = true }
 plotters-svg = {version = "^0.3.*", optional = true}
+stretch = "0.3.2"
+paste = "1.0"
 
 [dependencies.plotters-backend]
 version = "^0.3"

examples/layout.rs

@@ -0,0 +1,58 @@
+use plotters::prelude::*;
+
+const OUT_FILE_NAME: &'static str = "plotters-doc-data/layout2.png";
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    const W: u32 = 600;
+    const H: u32 = 400;
+    let root = BitMapBackend::new(OUT_FILE_NAME, (W, H)).into_drawing_area();
+    root.fill(&full_palette::WHITE)?;
+
+    let mut chart = ChartLayout::new(&root);
+    chart
+        .set_chart_title_text("Chart Title")?
+        .set_chart_title_style(("serif", 60.).into_font().with_color(&RED))?
+        .set_left_label_text("Ratio of Sides")?
+        .set_right_label_text("Right label")?
+        .set_bottom_label_text("Radians")?
+        .set_bottom_label_margin(10.)?
+        .set_left_label_margin(10.)?
+        .set_right_label_margin(10.)?
+        .draw()?;
+
+    // If we extract a drawing area corresponding to a chart area, we can
+    // use the usual chart API to draw.
+    let da_chart = chart.get_chart_drawing_area()?;
+    let x_axis = (-3.4f32..3.4).step(0.1);
+    let mut cc = ChartBuilder::on(&da_chart)
+        .margin(5)
+        .set_all_label_area_size(15)
+        .build_cartesian_2d(-3.4f32..3.4, -1.2f32..1.2f32)?;
+
+    cc.configure_mesh()
+        .x_labels(20)
+        .y_labels(10)
+        .disable_mesh()
+        .x_label_formatter(&|v| format!("{:.1}", v))
+        .y_label_formatter(&|v| format!("{:.1}", v))
+        .draw()?;
+
+    cc.draw_series(LineSeries::new(x_axis.values().map(|x| (x, x.sin())), &RED))?
+        .label("Sine")
+        .legend(|(x, y)| PathElement::new(vec![(x, y), (x + 20, y)], &RED));
+
+    cc.draw_series(LineSeries::new(
+        x_axis.values().map(|x| (x, x.cos())),
+        &BLUE,
+    ))?
+    .label("Cosine")
+    .legend(|(x, y)| PathElement::new(vec![(x, y), (x + 20, y)], &BLUE));
+
+    cc.configure_series_labels().border_style(&BLACK).draw()?;
+
+    Ok(())
+}
+#[test]
+fn entry_point() {
+    main().unwrap()
+}

src/chart/builder.rs

@@ -311,7 +311,7 @@ impl<'a, 'b, DB: DrawingBackend> ChartBuilder<'a, 'b, DB> {
     /// context, where data series can be rendered on.
     /// - `x_spec`: The specification of X axis
     /// - `y_spec`: The specification of Y axis
-    /// - `z_sepc`: The specification of Z axis
+    /// - `z_spec`: The specification of Z axis
     /// - Returns: A chart context
     pub fn build_cartesian_3d<X: AsRangedCoord, Y: AsRangedCoord, Z: AsRangedCoord>(
         &mut self,

src/chart/context.rs

@@ -311,7 +311,7 @@ impl<'a, DB: DrawingBackend, X: Ranged, Y: Ranged> ChartContext<'a, DB, Cartesia
                         .map(|(w, _)| w)
                         .unwrap_or(0) as i32
                 } else {
-                    // Don't ever do the layout estimationfor the drawing area that is either not
+                    // Don't ever do the layout estimation for the drawing area that is either not
                     // the right one or the tick mark is inward.
                     0
                 }