Merging upstream version 1.71.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 221 insertions, 0 deletions

diff --git a/vendor/criterion-plot/src/key.rs b/vendor/criterion-plot/src/key.rs
new file mode 100755
index 000000000..dc27755ef
--- /dev/null
+++ b/vendor/criterion-plot/src/key.rs
@@ -0,0 +1,221 @@
+//! Key (or legend)
+
+use std::borrow::Cow;
+
+use crate::traits::Set;
+use crate::{Default, Display, Script, Title};
+
+/// Properties of the key
+#[derive(Clone)]
+pub struct Properties {
+    boxed: bool,
+    hidden: bool,
+    justification: Option<Justification>,
+    order: Option<Order>,
+    position: Option<Position>,
+    stacked: Option<Stacked>,
+    title: Option<Cow<'static, str>>,
+}
+
+impl Default for Properties {
+    fn default() -> Properties {
+        Properties {
+            boxed: false,
+            hidden: false,
+            justification: None,
+            order: None,
+            position: None,
+            stacked: None,
+            title: None,
+        }
+    }
+}
+
+impl Properties {
+    /// Hides the key
+    pub fn hide(&mut self) -> &mut Properties {
+        self.hidden = true;
+        self
+    }
+
+    /// Shows the key
+    ///
+    /// **Note** The key is shown by default
+    pub fn show(&mut self) -> &mut Properties {
+        self.hidden = false;
+        self
+    }
+}
+
+impl Script for Properties {
+    // Allow clippy::format_push_string even with older versions of rust (<1.62) which
+    // don't have it defined.
+    #[allow(clippy::all)]
+    fn script(&self) -> String {
+        let mut script = if self.hidden {
+            return String::from("set key off\n");
+        } else {
+            String::from("set key on ")
+        };
+
+        match self.position {
+            None => {}
+            Some(Position::Inside(v, h)) => {
+                script.push_str(&format!("inside {} {} ", v.display(), h.display()))
+            }
+            Some(Position::Outside(v, h)) => {
+                script.push_str(&format!("outside {} {} ", v.display(), h.display()))
+            }
+        }
+
+        if let Some(stacked) = self.stacked {
+            script.push_str(stacked.display());
+            script.push(' ');
+        }
+
+        if let Some(justification) = self.justification {
+            script.push_str(justification.display());
+            script.push(' ');
+        }
+
+        if let Some(order) = self.order {
+            script.push_str(order.display());
+            script.push(' ');
+        }
+
+        if let Some(ref title) = self.title {
+            script.push_str(&format!("title '{}' ", title))
+        }
+
+        if self.boxed {
+            script.push_str("box ")
+        }
+
+        script.push('\n');
+        script
+    }
+}
+
+impl Set<Boxed> for Properties {
+    /// Select if the key will be surrounded with a box or not
+    ///
+    /// **Note** The key is not boxed by default
+    fn set(&mut self, boxed: Boxed) -> &mut Properties {
+        match boxed {
+            Boxed::No => self.boxed = false,
+            Boxed::Yes => self.boxed = true,
+        }
+
+        self
+    }
+}
+
+impl Set<Justification> for Properties {
+    /// Changes the justification of the text of each entry
+    ///
+    /// **Note** The text is `RightJustified` by default
+    fn set(&mut self, justification: Justification) -> &mut Properties {
+        self.justification = Some(justification);
+        self
+    }
+}
+
+impl Set<Order> for Properties {
+    /// How to order each entry
+    ///
+    /// **Note** The default order is `TextSample`
+    fn set(&mut self, order: Order) -> &mut Properties {
+        self.order = Some(order);
+        self
+    }
+}
+
+impl Set<Position> for Properties {
+    /// Selects where to place the key
+    ///
+    /// **Note** By default, the key is placed `Inside(Vertical::Top, Horizontal::Right)`
+    fn set(&mut self, position: Position) -> &mut Properties {
+        self.position = Some(position);
+        self
+    }
+}
+
+impl Set<Stacked> for Properties {
+    /// Changes how the entries of the key are stacked
+    fn set(&mut self, stacked: Stacked) -> &mut Properties {
+        self.stacked = Some(stacked);
+        self
+    }
+}
+
+impl Set<Title> for Properties {
+    fn set(&mut self, title: Title) -> &mut Properties {
+        self.title = Some(title.0);
+        self
+    }
+}
+
+/// Whether the key is surrounded by a box or not
+#[allow(missing_docs)]
+#[derive(Clone, Copy)]
+pub enum Boxed {
+    No,
+    Yes,
+}
+
+/// Horizontal position of the key
+#[derive(Clone, Copy)]
+pub enum Horizontal {
+    /// Center of the figure
+    Center,
+    /// Left border of the figure
+    Left,
+    /// Right border of the figure
+    Right,
+}
+
+/// Text justification of the key
+#[allow(missing_docs)]
+#[derive(Clone, Copy)]
+pub enum Justification {
+    Left,
+    Right,
+}
+
+/// Order of the elements of the key
+#[derive(Clone, Copy)]
+pub enum Order {
+    /// Sample first, then text
+    SampleText,
+    /// Text first, then sample
+    TextSample,
+}
+
+/// Position of the key
+// TODO XY position
+#[derive(Clone, Copy)]
+pub enum Position {
+    /// Inside the area surrounded by the four (BottomX, TopX, LeftY and RightY) axes
+    Inside(Vertical, Horizontal),
+    /// Outside of that area
+    Outside(Vertical, Horizontal),
+}
+
+/// How the entries of the key are stacked
+#[allow(missing_docs)]
+#[derive(Clone, Copy)]
+pub enum Stacked {
+    Horizontally,
+    Vertically,
+}
+
+/// Vertical position of the key
+#[derive(Clone, Copy)]
+pub enum Vertical {
+    /// Bottom border of the figure
+    Bottom,
+    /// Center of the figure
+    Center,
+    /// Top border of the figure
+    Top,
+}