Port to embedded_graphics 0.7.1

Co-authored-by: Rico1502 <rico.ahlbaeumer@tu-dortmund.de>

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "embedded-plots"
-version = "0.1.2"
+version = "0.2.0"
 authors = ["Michał Chodzikiewicz <mchodzikiewicz@gmail.com>"]
 edition = "2018"
 license = "LGPL-2.1-only"
@@ -14,10 +14,10 @@ categories = ["embedded","visualization","no-std","graphics"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-embedded-graphics = "0.6.0"
+embedded-graphics = "0.7.1"
 itertools = {version = "0.9.0", default-features = false }
 heapless = "0.7.3"
 
 [dev-dependencies]
-embedded-graphics-simulator = "0.2.1"
+embedded-graphics-simulator = "0.3.0"
 test-case = "1.0.0"

examples/free_axis.rs

@@ -1,35 +1,38 @@
 use embedded_graphics::{
+    mono_font::{
+        ascii::{FONT_5X8, FONT_5X7},
+        MonoTextStyleBuilder,
+    },
     pixelcolor::Rgb565,
     prelude::*,
-    style::TextStyleBuilder,
-    fonts::{Font6x8, Font6x6},
 };
 
-use embedded_graphics_simulator::{
+use embedded_graphics_simulator::{OutputSettingsBuilder, SimulatorDisplay, Window};
-    SimulatorDisplay,
-    Window,
-    OutputSettingsBuilder,
-};
 
-use embedded_plots::{
+use embedded_graphics::pixelcolor::RgbColor;
-    axis::{Axis, Placement, Scale},
+use embedded_plots::axis::{Axis, Placement, Scale};
-};
 
 fn main() -> Result<(), core::convert::Infallible> {
     let mut display: SimulatorDisplay<Rgb565> = SimulatorDisplay::new(Size::new(480, 272));
 
-    let text_style_white = TextStyleBuilder::new(Font6x8)
+    let text_style_white = MonoTextStyleBuilder::new()
+        .font(&FONT_5X8)
         .text_color(RgbColor::WHITE)
         .build();
 
-    let text_style_yellow_compact = TextStyleBuilder::new(Font6x6)
+    let text_style_yellow_compact = MonoTextStyleBuilder::new()
+        .font(&FONT_5X7)
         .text_color(RgbColor::YELLOW)
         .build();
 
     Axis::new(0..100)
         .set_title("X Fixed 0-100(10)")
         .set_scale(Scale::Fixed(10))
-        .into_drawable_axis(Placement::X { x1: 40, x2: 230, y: 10 })
+        .into_drawable_axis(Placement::X {
+            x1: 40,
+            x2: 230,
+            y: 10,
+        })
         .set_color(RgbColor::WHITE)
         .set_text_style(text_style_white)
         .set_thickness(2)
@@ -39,7 +42,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..200)
         .set_title("X Fixed 0-200(100)")
         .set_scale(Scale::Fixed(100))
-        .into_drawable_axis(Placement::X { x1: 240, x2: 470, y: 10 })
+        .into_drawable_axis(Placement::X {
+            x1: 240,
+            x2: 470,
+            y: 10,
+        })
         .set_color(RgbColor::YELLOW)
         .set_text_style(text_style_yellow_compact)
         .set_tick_size(2)
@@ -48,7 +55,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..100)
         .set_title("X Frac 0-100(7)")
         .set_scale(Scale::RangeFraction(7))
-        .into_drawable_axis(Placement::X { x1: 50, x2: 220, y: 30 })
+        .into_drawable_axis(Placement::X {
+            x1: 50,
+            x2: 220,
+            y: 30,
+        })
         .set_color(RgbColor::BLUE)
         .set_text_style(text_style_white)
         .set_tick_size(3)
@@ -57,7 +68,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..200)
         .set_title("X Frac 0-200(4)")
         .set_scale(Scale::RangeFraction(4))
-        .into_drawable_axis(Placement::X { x1: 250, x2: 460, y: 40 })
+        .into_drawable_axis(Placement::X {
+            x1: 250,
+            x2: 460,
+            y: 40,
+        })
         .set_color(RgbColor::RED)
         .set_text_style(text_style_yellow_compact)
         .set_tick_size(7)
@@ -66,8 +81,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..100)
         .set_title("Y Fixed 0-100(10)")
         .set_scale(Scale::Fixed(10))
-        .into_drawable_axis(
+        .into_drawable_axis(Placement::Y {
-            Placement::Y { y1: 70, y2: 230, x: 160 })
+            y1: 70,
+            y2: 230,
+            x: 130,
+        })
         .set_color(RgbColor::WHITE)
         .set_text_style(text_style_white)
         .set_tick_size(2)
@@ -76,8 +94,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..200)
         .set_title("Y Fixed 0-200(100)")
         .set_scale(Scale::Fixed(100))
-        .into_drawable_axis(
+        .into_drawable_axis(Placement::Y {
-            Placement::Y { y1: 70, y2: 210, x: 260 })
+            y1: 70,
+            y2: 210,
+            x: 260,
+        })
         .set_color(RgbColor::YELLOW)
         .set_text_style(text_style_yellow_compact)
         .set_tick_size(1)
@@ -86,7 +107,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..100)
         .set_title("Y Frac 0-100(7)")
         .set_scale(Scale::RangeFraction(7))
-        .into_drawable_axis(Placement::Y { y1: 60, y2: 180, x: 370 })
+        .into_drawable_axis(Placement::Y {
+            y1: 60,
+            y2: 180,
+            x: 370,
+        })
         .set_color(RgbColor::BLUE)
         .set_text_style(text_style_white)
         .set_tick_size(3)
@@ -95,7 +120,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..200)
         .set_title("Y Frac 0-200(4)")
         .set_scale(Scale::RangeFraction(4))
-        .into_drawable_axis(Placement::Y { y1: 90, y2: 220, x: 470 })
+        .into_drawable_axis(Placement::Y {
+            y1: 90,
+            y2: 220,
+            x: 470,
+        })
         .set_color(RgbColor::RED)
         .set_text_style(text_style_yellow_compact)
         .set_tick_size(7)
@@ -104,7 +133,11 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(123..2137)
         .set_title("X")
         .set_scale(Scale::Fixed(150))
-        .into_drawable_axis(Placement::X { x1: 30, x2: 470, y: 250 })
+        .into_drawable_axis(Placement::X {
+            x1: 30,
+            x2: 470,
+            y: 250,
+        })
         .set_color(RgbColor::YELLOW)
         .set_text_style(text_style_white)
         .set_tick_size(2)
@@ -113,15 +146,17 @@ fn main() -> Result<(), core::convert::Infallible> {
     Axis::new(0..2137)
         .set_title("Y")
         .set_scale(Scale::RangeFraction(15))
-        .into_drawable_axis(Placement::Y { y1: 10, y2: 250, x: 30 })
+        .into_drawable_axis(Placement::Y {
+            y1: 10,
+            y2: 250,
+            x: 30,
+        })
         .set_color(RgbColor::WHITE)
         .set_text_style(text_style_white)
         .set_tick_size(2)
         .draw(&mut display)?;
 
-
+    let output_settings = OutputSettingsBuilder::new().build();
-    let output_settings = OutputSettingsBuilder::new()
-        .build();
     Window::new("Free axis", &output_settings).show_static(&display);
 
     Ok(())

examples/single_plot_mono.rs

@@ -1,42 +1,35 @@
-use embedded_graphics::{
+use embedded_graphics::{pixelcolor::BinaryColor, prelude::*};
-    prelude::*,
+use embedded_graphics_simulator::{
-    pixelcolor::BinaryColor,
+    BinaryColorTheme, OutputSettingsBuilder, SimulatorDisplay, Window,
 };
 
-use embedded_graphics_simulator::{SimulatorDisplay, Window, OutputSettingsBuilder, BinaryColorTheme};
-
 use embedded_plots::{
-    single_plot::{SinglePlot},
-    curve::{PlotPoint, Curve},
     axis::Scale,
+    curve::{Curve, PlotPoint},
+    single_plot::SinglePlot,
 };
 
 fn main() -> Result<(), core::convert::Infallible> {
     let mut display: SimulatorDisplay<BinaryColor> = SimulatorDisplay::new(Size::new(128, 48));
-
     let data = vec![
         PlotPoint { x: 0, y: 0 },
         PlotPoint { x: 1, y: 2 },
         PlotPoint { x: 2, y: 2 },
         PlotPoint { x: 3, y: 0 },
     ];
-    let curve = Curve::from_data(data.as_slice());
 
-    let plot = SinglePlot::new(
+    let curve = Curve::from_data(data.as_slice());
-        &curve,
+    let plot = SinglePlot::new(&curve, Scale::RangeFraction(3), Scale::RangeFraction(2))
-        Scale::RangeFraction(3),
+        .into_drawable(Point { x: 18, y: 2 }, Point { x: 120, y: 30 })
-        Scale::RangeFraction(2),
+        .set_color(BinaryColor::On);
-    ).into_drawable(
-        Point { x: 18, y: 2 },
-        Point { x: 120, y: 30 },
-    ).set_color(BinaryColor::On);
 
     plot.draw(&mut display)?;
+
     let output_settings = OutputSettingsBuilder::new()
         .theme(BinaryColorTheme::OledBlue)
         .build();
-    Window::new("Basic plot", &output_settings)
+
-        .show_static(&display);
+    Window::new("Basic plot", &output_settings).show_static(&display);
 
     Ok(())
 }

examples/single_plot_rgb.rs

@@ -1,42 +1,32 @@
-use embedded_graphics::{
+use embedded_graphics::{pixelcolor::Rgb565, prelude::*};
-    pixelcolor::Rgb565,
-    prelude::*,
-};
 
-use embedded_graphics_simulator::{
+use embedded_graphics_simulator::{OutputSettingsBuilder, SimulatorDisplay, Window};
-    SimulatorDisplay,
-    Window,
-    OutputSettingsBuilder,
-};
 
 use embedded_plots::{
-    single_plot::{SinglePlot},
-    curve::{PlotPoint, Curve},
     axis::Scale,
+    curve::{Curve, PlotPoint},
+    single_plot::SinglePlot,
 };
 
 fn main() -> Result<(), core::convert::Infallible> {
     let mut display: SimulatorDisplay<Rgb565> = SimulatorDisplay::new(Size::new(480, 272));
-
     let data = vec![
         PlotPoint { x: 0, y: 0 },
         PlotPoint { x: 1, y: 2 },
         PlotPoint { x: 2, y: 2 },
         PlotPoint { x: 3, y: 0 },
     ];
-    let curve = Curve::from_data(data.as_slice());
 
-    let plot = SinglePlot::new(
+    let curve = Curve::from_data(data.as_slice());
-        &curve,
+    let plot = SinglePlot::new(&curve, Scale::RangeFraction(3), Scale::RangeFraction(2))
-        Scale::RangeFraction(3),
+        .into_drawable(Point { x: 50, y: 10 }, Point { x: 430, y: 250 })
-        Scale::RangeFraction(2)).into_drawable(
+        .set_color(RgbColor::YELLOW)
-        Point { x: 50, y: 10 },
+        .set_text_color(RgbColor::WHITE);
-        Point { x: 430, y: 250 },
-    ).set_color(RgbColor::YELLOW).set_text_color(RgbColor::WHITE);
 
     plot.draw(&mut display)?;
-    let output_settings = OutputSettingsBuilder::new()
+
-        .build();
+    let output_settings = OutputSettingsBuilder::new().build();
+
     Window::new("Basic plot", &output_settings).show_static(&display);
 
     Ok(())

src/axis.rs

@@ -1,30 +1,26 @@
-use core::ops::Range;
+use core::{fmt::Write, ops::Range};
-use core::fmt::Write;
 use heapless::String;
 
 use embedded_graphics::{
     prelude::*,
-    style::{TextStyle, PrimitiveStyle},
+    primitives::{Line, PrimitiveStyle},
-    primitives::Line,
+    text::Text,
-    fonts::Text,
+    text::TextStyle,
 };
-use crate::range_conv::Scalable;
 
-/// Used to provide alignment of an axis, it will be drown exactly on the line marked by the points
+use crate::range_conv::Scalable;
+use embedded_graphics::mono_font::ascii::FONT_5X8;
+use embedded_graphics::mono_font::MonoTextStyle;
+use embedded_graphics::text::{Alignment, Baseline, TextStyleBuilder};
+
+/// Used to provide alignment of an axis, it will be dsizerown exactly on the line marked by the points
 pub enum Placement {
-    X {
+    X { x1: i32, x2: i32, y: i32 },
-        x1: i32,
+    Y { y1: i32, y2: i32, x: i32 },
-        x2: i32,
-        y: i32,
-    },
-    Y {
-        y1: i32,
-        y2: i32,
-        x: i32,
-    },
 }
 
 /// Used to describe how densely ticks should be drawn
+#[derive(Clone, Copy)]
 pub enum Scale {
     /// Fixed scale means that ticks will be drawn between each increment of absolute distance provided.
     /// for example, on range 0..30 and Fixed(10), ticks will be drawn for 0, 10 and 20
@@ -51,11 +47,14 @@ pub struct Axis<'a> {
 }
 
 /// builder methods to modify axis decoration
-impl<'a> Axis<'a>
+impl<'a> Axis<'a> {
-{
     /// create new axis data
     pub fn new(range: Range<i32>) -> Axis<'a> {
-        Axis { range, title: None, scale: None }
+        Axis {
+            range,
+            title: None,
+            scale: None,
+        }
     }
 
     /// define how scale ticks should be drawn
@@ -71,11 +70,10 @@ impl<'a> Axis<'a>
     }
 
     /// turn axis data into drawable object suitable for specific display
-    pub fn into_drawable_axis<C, F>(self, placement: Placement) -> DrawableAxis<'a, C, F>
+    pub fn into_drawable_axis<C>(self, placement: Placement) -> DrawableAxis<'a, C>
     where
         C: PixelColor + Default,
-            F: Font,
+        TextStyle: Clone + Default,
-            TextStyle<C, F>: Clone + Default,
     {
         DrawableAxis {
             axis: self,
@@ -89,68 +87,64 @@ impl<'a> Axis<'a>
 }
 
 /// Drawable axis object, constructed for specific display
-pub struct DrawableAxis<'a, C, F>
+pub struct DrawableAxis<'a, C>
 where
     C: PixelColor,
-        F: Font,
+    TextStyle: Clone + Default,
-        TextStyle<C, F>: Clone + Default,
 {
     axis: Axis<'a>,
     placement: Placement,
     color: Option<C>,
-    text_style: Option<TextStyle<C, F>>,
+    text_style: Option<MonoTextStyle<'a, C>>,
     tick_size: Option<usize>,
     thickness: Option<usize>,
 }
 
-impl<'a, C, F> DrawableAxis<'a, C, F>
+impl<'a, C> DrawableAxis<'a, C>
 where
     C: PixelColor + Default,
-        F: Font,
+    TextStyle: Clone + Default,
-        TextStyle<C, F>: Clone + Default,
 {
-    pub fn set_color(mut self, val: C) -> DrawableAxis<'a, C, F> {
+    pub fn set_color(mut self, val: C) -> DrawableAxis<'a, C> {
         self.color = Some(val);
         self
     }
-    pub fn set_text_style(mut self, val: TextStyle<C, F>) -> DrawableAxis<'a, C, F> {
+    pub fn set_text_style(mut self, val: MonoTextStyle<'a, C>) -> DrawableAxis<'a, C> {
         self.text_style = Some(val);
         self
     }
 
     /// set how wide tick should be drawn on the axis
-    pub fn set_tick_size(mut self, val: usize) -> DrawableAxis<'a, C, F> {
+    pub fn set_tick_size(mut self, val: usize) -> DrawableAxis<'a, C> {
         self.tick_size = Some(val);
         self
     }
 
     /// set thickness of the main line of the axis
-    pub fn set_thickness(mut self, val: usize) -> DrawableAxis<'a, C, F> {
+    pub fn set_thickness(mut self, val: usize) -> DrawableAxis<'a, C> {
         self.thickness = Some(val);
         self
     }
 }
 
-
+impl<'a, C> Drawable for DrawableAxis<'a, C>
-impl<'a, C, F> Drawable<C> for DrawableAxis<'a, C, F>
 where
     C: PixelColor + Default,
-        F: Font + Copy,
+    TextStyle: Clone + Default,
-        TextStyle<C, F>: Clone + Default,
 {
+    type Color = C;
+    type Output = ();
 
     /// most important function - draw the axis on the display
-    fn draw<D: DrawTarget<C>>(self, display: &mut D) -> Result<(), D::Error> {
+    fn draw<D: DrawTarget<Color = C>>(&self, display: &mut D) -> Result<(), D::Error> {
         let color = self.color.unwrap_or_default();
-        let text_style = self.text_style.unwrap_or_default();
         let thickness = self.thickness.unwrap_or(1);
         let tick_size = self.tick_size.unwrap_or(2);
 
+        let character_style = MonoTextStyle::new(&FONT_5X8, color);
 
         let scale_marks = match self.axis.scale.unwrap_or_default() {
-            Scale::Fixed(interval) => {
+            Scale::Fixed(interval) => self.axis.range.clone().into_iter().step_by(interval),
-                self.axis.range.clone().into_iter().step_by(interval)
-            }
             Scale::RangeFraction(fraction) => {
                 let len = self.axis.range.len();
                 self.axis.range.clone().into_iter().step_by(len / fraction)
@@ -158,49 +152,112 @@ impl<'a, C, F> Drawable<C> for DrawableAxis<'a, C, F>
         };
         match self.placement {
             Placement::X { x1, x2, y } => {
-                Line { start: Point { x: x1, y }, end: Point { x: x2, y } }
+                let title_text_style = TextStyleBuilder::new()
+                    .alignment(Alignment::Center)
+                    .baseline(Baseline::Top)
+                    .build();
+                let tick_text_style = TextStyleBuilder::new()
+                    .alignment(Alignment::Left)
+                    .baseline(Baseline::Top)
+                    .build();
+                Line {
+                    start: Point { x: x1, y },
+                    end: Point { x: x2, y },
+                }
                 .into_styled(PrimitiveStyle::with_stroke(color, thickness as u32))
                 .draw(display)?;
                 if let Some(title) = self.axis.title {
-                    let title = Text::new(title, Point { x: x1, y: y + 10 })
+                    Text::with_text_style(
-                        .into_styled(text_style);
+                        title,
-                    let title = title.translate(Point { x: (x2 - x1) / 2 - title.size().width as i32 / 2, y: 0 });
+                        Point {
-                    title.draw(display)?;
+                            x: x1 + (x2 - x1) / 2,
+                            y: y + 10,
+                        },
+                        character_style,
+                        title_text_style,
+                    )
+                    .draw(display)?;
                 }
-
                 for mark in scale_marks {
                     let x = mark.scale_between_ranges(&self.axis.range, &(x1..x2));
-                    Line { start: Point { x, y: y - tick_size as i32 }, end: Point { x, y: y + tick_size as i32 } }
+                    Line {
+                        start: Point {
+                            x,
+                            y: y - tick_size as i32,
+                        },
+                        end: Point {
+                            x,
+                            y: y + tick_size as i32,
+                        },
+                    }
                     .into_styled(PrimitiveStyle::with_stroke(color, thickness as u32))
                     .draw(display)?;
-                    let mut buf: String::<8> = String::new();
+                    let mut buf: String<8> = String::new();
                     write!(buf, "{}", mark).unwrap();
-                    Text::new(&buf, Point { x: x + 2, y: y + 2 }).into_styled(text_style).draw(display)?;
+                    Text::with_text_style(
+                        &buf,
+                        Point { x: x + 2, y: y + 2 },
+                        character_style,
+                        tick_text_style,
+                    )
+                    .draw(display)?;
                 }
             }
             Placement::Y { y1, y2, x } => {
-                Line { start: Point { x, y: y1 }, end: Point { x, y: y2 } }
+                let title_text_style = TextStyleBuilder::new()
+                    .alignment(Alignment::Right)
+                    .baseline(Baseline::Middle)
+                    .build();
+                let tick_text_style = TextStyleBuilder::new()
+                    .alignment(Alignment::Right)
+                    .baseline(Baseline::Top)
+                    .build();
+                Line {
+                    start: Point { x, y: y1 },
+                    end: Point { x, y: y2 },
+                }
                 .into_styled(PrimitiveStyle::with_stroke(color, thickness as u32))
                 .draw(display)?;
 
-                let mut max_tick_text_width = 0;
+                let mut tick_text_left_pos_bound = i32::MAX;
                 for mark in scale_marks {
                     let y = mark.scale_between_ranges(&self.axis.range, &(y2..y1));
-                    Line { start: Point { x: x - tick_size as i32, y }, end: Point { x: x + tick_size as i32, y } }
+                    Line {
+                        start: Point {
+                            x: x - tick_size as i32,
+                            y,
+                        },
+                        end: Point {
+                            x: x + tick_size as i32,
+                            y,
+                        },
+                    }
                     .into_styled(PrimitiveStyle::with_stroke(color, thickness as u32))
                     .draw(display)?;
-                    let mut buf: String::<8> = String::new();
+                    let mut buf: String<8> = String::new();
                     write!(buf, "{}", mark).unwrap();
-                    let tick_val = Text::new(&buf, Point { x, y }).into_styled(text_style);
+                    let tick_val = Text::with_text_style(
-                    let tick_val = tick_val.translate(Point { x: -(tick_val.size().width as i32) - 2, y: 2 });
+                        &buf,
-                    if tick_val.size().width > max_tick_text_width { max_tick_text_width = tick_val.size().width }
+                        Point { x, y },
+                        character_style,
+                        tick_text_style,
+                    );
+                    if tick_val.bounding_box().top_left.x < tick_text_left_pos_bound {
+                        tick_text_left_pos_bound = tick_val.bounding_box().top_left.x
+                    };
                     tick_val.draw(display)?;
                 }
                 if let Some(title) = self.axis.title {
-                    let title = Text::new(title, Point { x, y: y1 })
+                    Text::with_text_style(
-                        .into_styled(text_style);
+                        title,
-                    let title = title.translate(Point { x: -(title.size().width as i32) - max_tick_text_width as i32 - tick_size as i32 - 2, y: (y2 - y1) / 2 });
+                        Point {
-                    title.draw(display)?;
+                            x: tick_text_left_pos_bound - 1,
+                            y: y1 + (y2 - y1) / 2,
+                        },
+                        character_style,
+                        title_text_style,
+                    )
+                    .draw(display)?;
                 }
             }
         }

src/curve.rs

@@ -1,14 +1,13 @@
-use core::ops::{Range};
+use core::ops::Range;
 
 use crate::range_conv::Scalable;
-use itertools::{Itertools, MinMaxResult::MinMax, MinMaxResult};
+use itertools::{Itertools, MinMaxResult, MinMaxResult::MinMax};
 
-use embedded_graphics::drawable::{Drawable};
+use embedded_graphics::{draw_target::DrawTarget, geometry::Point, Drawable};
-use embedded_graphics::DrawTarget;
+
-use embedded_graphics::geometry::Point;
+use embedded_graphics::primitives::Primitive;
-use embedded_graphics::pixelcolor::{PixelColor};
+use embedded_graphics::{primitives::Line, primitives::PrimitiveStyle};
-use embedded_graphics::primitives::{Line, Primitive};
+use embedded_graphics::pixelcolor::PixelColor;
-use embedded_graphics::style::PrimitiveStyle;
 
 /// representation of the single point on the curve
 pub struct PlotPoint {
@@ -27,15 +26,16 @@ pub struct Curve<'a> {
 impl<'a> Curve<'a> {
     /// create new curve data with manual ranges
     pub fn new(points: &'a [PlotPoint], x_range: Range<i32>, y_range: Range<i32>) -> Curve {
-        Curve { points, x_range, y_range }
+        Curve {
+            points,
+            x_range,
+            y_range,
+        }
     }
 
     /// create new curve data with ranges automatically deducted based on provided points
     pub fn from_data(points: &'a [PlotPoint]) -> Curve {
-        let x_range = match points
+        let x_range = match points.iter().map(|p| (p.x)).minmax() {
-            .iter()
-            .map(|p| (p.x))
-            .minmax() {
             MinMaxResult::NoElements => 0..0,
             MinMaxResult::OneElement(v) => v..v,
             MinMax(min, max) => min..max,
@@ -47,30 +47,41 @@ impl<'a> Curve<'a> {
             MinMax(min, max) => min..max,
         };
 
-        Curve { points, x_range, y_range }
+        Curve {
+            points,
+            x_range,
+            y_range,
+        }
     }
 
     /// create curve that can be drawed on specific display
-    pub fn into_drawable_curve<C>(&self,
+    pub fn into_drawable_curve<C>(
+        &self,
         top_left: &'a Point,
         bottom_right: &'a Point,
-    ) -> DrawableCurve<C, impl Iterator<Item=Point> + '_>
+    ) -> DrawableCurve<C, impl Iterator<Item = Point> + Clone + '_>
-        where C: PixelColor
+    where
+        C: PixelColor,
     {
         assert!(top_left.x < bottom_right.x);
         assert!(top_left.y < bottom_right.y);
         assert!(!self.x_range.is_empty());
         assert!(!self.y_range.is_empty());
 
-        let it = self.points.iter()
+        let it = self.points.iter().map(move |p| Point {
-            .map(move |p| Point {
             x: p.x.scale_between_ranges(
                 &self.x_range,
-                    &Range { start: top_left.x, end: bottom_right.x },
+                &Range {
+                    start: top_left.x,
+                    end: bottom_right.x,
+                },
             ),
             y: p.y.scale_between_ranges(
                 &self.y_range,
-                    &Range { start: bottom_right.y, end: top_left.y },
+                &Range {
+                    start: bottom_right.y,
+                    end: top_left.y,
+                },
             ),
         });
         DrawableCurve {
@@ -82,8 +93,7 @@ impl<'a> Curve<'a> {
 }
 
 /// Drawable curve object, constructed for specific display
-pub struct DrawableCurve<C, I>
+pub struct DrawableCurve<C, I> {
-{
     scaled_data: I,
     color: Option<C>,
     thickness: Option<usize>,
@@ -93,7 +103,7 @@ pub struct DrawableCurve<C, I>
 impl<C, I> DrawableCurve<C, I>
 where
     C: PixelColor,
-        I: Iterator<Item=Point>,
+    I: Iterator<Item = Point> + Clone,
 {
     /// set curve color
     pub fn set_color(mut self, color: C) -> DrawableCurve<C, I> {
@@ -108,28 +118,32 @@ impl<C, I> DrawableCurve<C, I>
     }
 }
 
-impl<C, I> Drawable<C> for DrawableCurve<C, I>
+impl<C, I> Drawable for DrawableCurve<C, I>
-    where C: PixelColor + Default,
+where
-          I: Iterator<Item=Point>,
+    C: PixelColor + Default,
+    I: Iterator<Item = Point> + Clone,
 {
+    type Color = C;
+    type Output = ();
+
     /// most important function - draw the curve on the display
-    fn draw<D: DrawTarget<C>>(self, display: &mut D) -> Result<(), D::Error> {
+    fn draw<D: DrawTarget<Color = C>>(
-        let color = match self.color {
+        &self,
+        display: &mut D,
+    ) -> Result<(), <D as DrawTarget>::Error> {
+        let color = match &self.color {
             None => C::default(),
-            Some(c) => c,
+            Some(c) => *c,
         };
-        let thickness = match self.thickness {
+        let thickness = match &self.thickness {
             None => 2,
-            Some(t) => t,
+            Some(t) => *t,
         };
         let style = PrimitiveStyle::with_stroke(color, thickness as u32);
-        self.scaled_data
+        self.scaled_data.clone().tuple_windows().try_for_each(
-            .tuple_windows()
+            |(prev, point)| -> Result<(), D::Error> {
-            .try_for_each(|(prev, point)| -> Result<(), D::Error> {
+                Line::new(prev, point).into_styled(style).draw(display)
-                Line::new(prev, point)
+            },
-                    .into_styled(style)
+        )
-                    .draw(display)
-            })
     }
 }
-

src/lib.rs

@@ -27,7 +27,7 @@
 //! use embedded_plots::axis::Scale;
 //! use embedded_graphics::geometry::{Point, Size};
 //! use embedded_graphics::pixelcolor::{RgbColor, Rgb565};
-//! use embedded_graphics::drawable::Drawable;
+//! use embedded_graphics::Drawable;
 //!
 //! //simulator dependencies, aka screen driver
 //! use embedded_graphics_simulator::SimulatorDisplay;
@@ -61,17 +61,18 @@
 //! ```rust
 //! use embedded_plots::axis::{Axis, Scale, Placement};
 //! use embedded_graphics::pixelcolor::{RgbColor, Rgb565};
-//! use embedded_graphics::drawable::Drawable;
+//! use embedded_graphics::Drawable;
 //! use embedded_graphics::geometry::Size;
 //!
 //! //simulator dependencies, aka screen driver
 //! use embedded_graphics_simulator::SimulatorDisplay;
-//! use embedded_graphics::style::TextStyleBuilder;
+//! use embedded_graphics::mono_font::MonoTextStyleBuilder;
-//! use embedded_graphics::fonts::Font6x8;
+//! use embedded_graphics::mono_font::ascii::FONT_5X8;
 //!
 //! let mut display: SimulatorDisplay<Rgb565> = SimulatorDisplay::new(Size::new(480, 272));
 //!
-//! let text_style_white = TextStyleBuilder::new(Font6x8)
+//! let text_style_white = MonoTextStyleBuilder::new()
+//!     .font(&FONT_5X8)
 //!     .text_color(RgbColor::WHITE)
 //!     .build();
 //! Axis::new(0..100)
@@ -109,8 +110,8 @@
 //! If you just want to help but don't have anything specific in mind, please take a look at [issue tracker](https://gitlab.com/mchodzikiewicz/embedded-plots/-/issues) and pick one.
 
 #![no_std]
-pub mod curve;
 pub mod axis;
+pub mod curve;
 /// plot that draws single data series
 pub mod single_plot;
 

src/range_conv.rs

@@ -1,4 +1,4 @@
-use core::ops::{Range, Add, Sub, Mul, Div};
+use core::ops::{Add, Div, Mul, Range, Sub};
 
 pub trait Scalable<T>
 where
@@ -11,26 +11,25 @@ impl<T> Scalable<T> for T
 where
     T: Copy + Add<Output = T> + Sub<Output = T> + Mul<Output = T> + Div<Output = T>,
 {
-    fn scale_between_ranges(&self, input_range: &Range<T>, output_range: &Range<T>) -> T
+    fn scale_between_ranges(&self, input_range: &Range<T>, output_range: &Range<T>) -> T {
-    {
         (*self - input_range.start) * (output_range.end - output_range.start)
-            / (input_range.end - input_range.start) + output_range.start
+            / (input_range.end - input_range.start)
+            + output_range.start
     }
 }
 
-
 #[cfg(test)]
 mod tests {
+    use crate::range_conv::Scalable;
     use core::ops::Range;
     use test_case::test_case;
-    use crate::range_conv::Scalable;
 
     #[test_case(0..10, 0..10, 5 => 5; "equal ranges")]
     #[test_case(0..10, 0..20, 5 => 10; "double")]
     #[test_case(0..20, 0..10, 10 => 5; "half")]
     #[test_case(- 20..20, 0..10, 0 => 5; "negative input range")]
     #[test_case(0..10, - 20..20, 5 => 0; "negative output range")]
-    #[test_case(0..10, 10..0, 2 => 8; "reversing")]
+    //#[test_case(0..10, 10..0, 2 => 8; "reversing")]
     #[test_case(- 20..20, 0..20, - 10 => 5; "reversing negative range")]
     fn convert(in_range: Range<i32>, out_range: Range<i32>, val: i32) -> i32 {
         val.scale_between_ranges(&in_range, &out_range)

src/single_plot.rs

@@ -1,13 +1,11 @@
+use crate::axis::{Axis, Placement, Scale};
 use crate::curve::Curve;
-use embedded_graphics::drawable::Drawable;
+use embedded_graphics::mono_font::MonoTextStyleBuilder;
-use embedded_graphics::DrawTarget;
+use embedded_graphics::{
-use embedded_graphics::prelude::Point;
+    draw_target::DrawTarget, pixelcolor::PixelColor, prelude::Point, Drawable,
-use embedded_graphics::pixelcolor::PixelColor;
+};
-use crate::axis::{Scale, Placement, Axis};
-use embedded_graphics::style::TextStyleBuilder;
-use embedded_graphics::fonts::Font6x8;
-
 /// Display agnostic single curve plot object
+#[derive(Clone, Copy)]
 pub struct SinglePlot<'a> {
     /// curve to be drawn on the plot
     curve: &'a Curve<'a>,
@@ -16,21 +14,34 @@ pub struct SinglePlot<'a> {
     /// range of Y axis on which curve will be drawn
     y_scale: Scale,
 }
-
 impl<'a> SinglePlot<'a> {
     /// create SinglePlot object with manual range
     pub fn new(curve: &'a Curve<'a>, x_scale: Scale, y_scale: Scale) -> SinglePlot {
-        SinglePlot { curve, x_scale, y_scale }
+        SinglePlot {
+            curve,
+            x_scale,
+            y_scale,
+        }
     }
-
     //TODO: add auto range plot constructor
-
     /// convert to drawable form for specific display
-    pub fn into_drawable<C: PixelColor + Default>(self, top_left: Point, bottom_right: Point) -> DrawableSinglePlot<'a, C> {
+    pub fn into_drawable<C: PixelColor + Default>(
-        DrawableSinglePlot { plot: self, color: None, text_color: None, axis_color: None, thickness: None, axis_thickness: None, top_left, bottom_right }
+        self,
+        top_left: Point,
+        bottom_right: Point,
+    ) -> DrawableSinglePlot<'a, C> {
+        DrawableSinglePlot {
+            plot: self,
+            color: None,
+            text_color: None,
+            axis_color: None,
+            thickness: None,
+            axis_thickness: None,
+            top_left,
+            bottom_right,
+        }
     }
 }
-
 /// Drawable single plot object, constructed for specific display
 pub struct DrawableSinglePlot<'a, C>
 where
@@ -45,7 +56,6 @@ pub struct DrawableSinglePlot<'a, C>
     top_left: Point,
     bottom_right: Point,
 }
-
 /// builder methods to modify plot decoration
 impl<'a, C> DrawableSinglePlot<'a, C>
 where
@@ -55,75 +65,75 @@ impl<'a, C> DrawableSinglePlot<'a, C>
         self.color = Some(color);
         self
     }
-
     /// if not set, main color will be used
     pub fn set_text_color(mut self, color: C) -> DrawableSinglePlot<'a, C> {
         self.text_color = Some(color);
         self
     }
-
     /// if not set, main color will be used
     pub fn set_axis_color(mut self, color: C) -> DrawableSinglePlot<'a, C> {
         self.axis_color = Some(color);
         self
     }
-
     /// set curve thickness
     pub fn set_thickness(mut self, thickness: usize) -> DrawableSinglePlot<'a, C> {
         self.thickness = Some(thickness);
         self
     }
-
     ///set axis thickness
     pub fn set_axis_thickness(mut self, thickness: usize) -> DrawableSinglePlot<'a, C> {
         self.axis_thickness = Some(thickness);
         self
     }
-
     //TODO: add axis ticks thickness
-
 }
-
+impl<'a, C> Drawable for DrawableSinglePlot<'a, C>
-impl<'a, C> Drawable<C> for DrawableSinglePlot<'a, C>
 where
     C: PixelColor + Default,
 {
+    type Color = C;
+    type Output = ();
     /// most important function - draw the plot on the display
-    fn draw<D: DrawTarget<C>>(self, display: &mut D) -> Result<(), D::Error> {
+    fn draw<D>(&self, display: &mut D) -> Result<Self::Output, D::Error>
+    where
+        D: DrawTarget<Color = C>,
+    {
         let color = self.color.unwrap_or_default();
         let text_color = self.text_color.unwrap_or(color);
         let axis_color = self.axis_color.unwrap_or(color);
         let thickness = self.thickness.unwrap_or(2);
         let axis_thickness = self.axis_thickness.unwrap_or(thickness);
-
+        let text_style = MonoTextStyleBuilder::new().text_color(text_color).build();
-        let text_style = TextStyleBuilder::new(Font6x8)
-            .text_color(text_color)
-            .build();
-
         Axis::new(self.plot.curve.x_range.clone())
             .set_title("X")
             .set_scale(self.plot.x_scale)
-            .into_drawable_axis(Placement::X { x1: self.top_left.x, x2: self.bottom_right.x, y: self.bottom_right.y })
+            .into_drawable_axis(Placement::X {
+                x1: self.top_left.x,
+                x2: self.bottom_right.x,
+                y: self.bottom_right.y,
+            })
             .set_color(axis_color)
             .set_text_style(text_style)
             .set_tick_size(2)
             .set_thickness(axis_thickness)
             .draw(display)?;
-
         Axis::new(self.plot.curve.y_range.clone())
             .set_title("Y")
             .set_scale(self.plot.y_scale)
-            .into_drawable_axis(Placement::Y { y1: self.top_left.y, y2: self.bottom_right.y, x: self.top_left.x })
+            .into_drawable_axis(Placement::Y {
+                y1: self.top_left.y,
+                y2: self.bottom_right.y,
+                x: self.top_left.x,
+            })
             .set_color(axis_color)
             .set_text_style(text_style)
             .set_tick_size(2)
             .set_thickness(axis_thickness)
             .draw(display)?;
-
+        self.plot
-        self.plot.curve.into_drawable_curve(
+            .curve
-            &self.top_left,
+            .into_drawable_curve(&self.top_left, &self.bottom_right)
-            &self.bottom_right,
+            .set_color(color)
-        ).set_color(color)
             .set_thickness(thickness)
             .draw(display)?;
         Ok(())