Refactor into Cargo workspace

Author: sunsided

Cargo.toml

@@ -1,20 +1,3 @@
-[package]
-name = "rotated-grid"
-description = "Rotated grid calculations for CMYK halftone dithering and more"
-version = "0.1.0"
-edition = "2021"
-keywords = ["halftone", "image-processing", "grid"]
-categories = ["multimedia::images", "mathematics"]
-repository = "https://github.com/sunsided/rotated-grid"
-license-file = "LICENSE.md"
-readme = "README.md"
-rust-version = "1.59"
-
-[dependencies]
-
-[dev-dependencies]
-opencv = { version = "0.82.1", default-features = false, features = ["imgproc", "imgcodecs", "highgui"] }
-
-[[example]]
-name = "cmyk"
-path = "examples/cmyk.rs"
+[workspace]
+default-members = ["crates/*"]
+members = ["crates/*", "examples/*"]

README.md

@@ -4,6 +4,8 @@ _For halftone dithering and more._
 
 This crate generates grid coordinates at a specified offset along a rotated grid.
 
+## Usage example
+
 ```rust
 use rotated_grid::{Angle, GridPositionIterator, GridCoordinate};
 
@@ -43,3 +45,9 @@ fn main() {
     }
 }
 ```
+
+You can run the example application using
+
+```shell
+cargo run --package cmyk
+```

crates/rotated-grid/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "rotated-grid"
+description = "Rotated grid calculations for CMYK halftone dithering and more"
+version = "0.1.0"
+edition = "2021"
+keywords = ["halftone", "image-processing", "grid"]
+categories = ["multimedia::images", "mathematics"]
+repository = "https://github.com/sunsided/rotated-grid"
+license-file = "../../LICENSE.md"
+readme = "../../README.md"
+rust-version = "1.59"

src/angle.rs renamed to crates/rotated-grid/src/angle.rs

@@ -0,0 +1,12 @@
+[package]
+name = "cmyk"
+description = "CMYK halftone dithering example"
+version = "0.1.0"
+edition = "2021"
+keywords = ["halftone", "image-processing", "grid"]
+repository = "https://github.com/sunsided/rotated-grid"
+publish = false
+
+[dependencies]
+rotated-grid = { path = "../../crates/rotated-grid" }
+opencv = { version = "0.82.1", default-features = false, features = ["imgproc", "imgcodecs", "highgui"] }