diff --git a/Cargo.lock b/Cargo.lock
index b247b43..5a92595 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -20,6 +20,17 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -38,6 +49,45 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "clap"
+version = "3.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3dbbb6653e7c55cc8595ad3e1f7be8f32aba4eb7ff7f0fd1163d4f3d137c0a9"
+dependencies = [
+ "atty",
+ "bitflags",
+ "clap_derive",
+ "clap_lex",
+ "indexmap",
+ "once_cell",
+ "strsim",
+ "termcolor",
+ "textwrap",
+]
+
+[[package]]
+name = "clap_derive"
+version = "3.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ba52acd3b0a5c33aeada5cdaa3267cdc7c594a98731d4268cdc1532f4264cb4"
+dependencies = [
+ "heck",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "clap_lex"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
+dependencies = [
+ "os_str_bytes",
+]
+
 [[package]]
 name = "convert_case"
 version = "0.4.0"
@@ -115,6 +165,48 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "85dcb89d2b10c5f6133de2efd8c11959ce9dbb46a2f7a4cab208c4eeda6ce1ab"
 
+[[package]]
+name = "getrandom"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi",
+]
+
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+
+[[package]]
+name = "heck"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "indexmap"
+version = "1.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+]
+
 [[package]]
 name = "itertools"
 version = "0.10.3"
@@ -215,6 +307,18 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
+
+[[package]]
+name = "os_str_bytes"
+version = "6.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "648001efe5d5c0102d8cea768e348da85d90af8ba91f0bea908f157951493cd4"
+
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
@@ -238,6 +342,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "ppv-lite86"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
+
 [[package]]
 name = "predicates"
 version = "2.1.1"
@@ -269,23 +379,77 @@ dependencies = [
 ]
 
 [[package]]
-name = "proc-macro2"
-version = "1.0.42"
+name = "proc-macro-error"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c278e965f1d8cf32d6e0e96de3d3e79712178ae67986d9cf9151f51e95aac89b"
+checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
+dependencies = [
+ "proc-macro-error-attr",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "version_check",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "version_check",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a2ca2c61bc9f3d74d2886294ab7b9853abd9c1ad903a3ac7815c58989bb7bab"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.20"
+version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3bcdf212e9776fbcb2d23ab029360416bb1706b1aea2d1a5ba002727cbcab804"
+checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
 dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "rand"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+dependencies = [
+ "libc",
+ "rand_chacha",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d34f1408f55294453790c48b2f1ebbb1c5b4b7563eb1f418bcfcfdbb06ebb4e7"
+dependencies = [
+ "getrandom",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.2.16"
@@ -329,9 +493,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "semver"
-version = "1.0.12"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2333e6df6d6598f2b1974829f853c2b4c5f4a6e503c10af918081aa6f8564e1"
+checksum = "93f6841e709003d68bb2deee8c343572bf446003ec20a583e76f7b15cebf3711"
 
 [[package]]
 name = "signal-hook"
@@ -370,16 +534,31 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fd0db749597d91ff862fd1d55ea87f7855a744a8425a64695b6fca237d1dad1"
 
 [[package]]
-name = "syn"
-version = "1.0.98"
+name = "strsim"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+
+[[package]]
+name = "syn"
+version = "1.0.99"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58dbef6ec655055e20b86b15a8cc6d439cca19b667537ac6a1369572d151ab13"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-ident",
 ]
 
+[[package]]
+name = "termcolor"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+dependencies = [
+ "winapi-util",
+]
+
 [[package]]
 name = "termtree"
 version = "0.2.4"
@@ -387,10 +566,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "507e9898683b6c43a9aa55b64259b721b52ba226e0f3779137e50ad114a4c90b"
 
 [[package]]
-name = "unicode-ident"
-version = "1.0.2"
+name = "textwrap"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15c61ba63f9235225a22310255a29b806b907c9b8c964bcbd0a2c70f3f2deea7"
+checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4f5b37a154999a8f3f98cc23a628d850e154479cd94decf3414696e12e31aaf"
+
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "wasi"
@@ -414,6 +605,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
+[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
@@ -468,7 +668,9 @@ name = "wipe"
 version = "2.0.0"
 dependencies = [
  "approx",
+ "clap",
  "crossterm",
  "derive_more",
  "mockall",
+ "rand",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index ab6fd1b..b502112 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,8 +7,10 @@ repository = "https://github.com/ricoriedel/wipe"
 authors = ["Rico Riedel"]
 
 [dependencies]
+clap = { version = "3.2", features = ["derive"] }
 crossterm = "0.24"
 derive_more = "0.99"
+rand = "0.8"
 
 [dev-dependencies]
 mockall = "0.11"
diff --git a/src/main.rs b/src/main.rs
index c2c25e8..4198e58 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,6 +15,149 @@ pub use term::*;
 pub use timer::*;
 pub use vec::*;
 
-fn main() -> Result<(), Error> {
-    Ok(())
+use crate::convert::*;
+use crate::pattern::*;
+use clap::{Parser, ValueEnum};
+use crossterm::style::Color;
+use crossterm::style::Color::*;
+use rand::prelude::*;
+use std::io::stdout;
+use std::time::Duration;
+
+#[derive(Parser)]
+#[clap(
+    author  = env!("CARGO_PKG_AUTHORS"),
+    version = env!("CARGO_PKG_VERSION"),
+    about   = env!("CARGO_PKG_DESCRIPTION"),
+)]
+struct Args {
+    #[clap(long, default_value_t = 1000)]
+    duration: u64,
+    #[clap(long, default_value_t = 60)]
+    fps: u64,
+    #[clap(long, default_value = ".:+#")]
+    chars: String,
+    #[clap(long, value_enum)]
+    char_pattern: Vec<PatternEnum>,
+    #[clap(long, value_enum)]
+    colors: Vec<PalletEnum>,
+    #[clap(long, value_enum)]
+    color_pattern: Vec<PatternEnum>,
+}
+
+#[derive(ValueEnum, Clone)]
+enum PalletEnum {
+    Red,
+    Yellow,
+    Green,
+    Blue,
+    Magenta,
+    Cyan,
+    Rainbow,
+
+    DarkRed,
+    DarkYellow,
+    DarkGreen,
+    DarkBlue,
+    DarkMagenta,
+    DarkCyan,
+    DarkRainbow,
+
+    RedYellow,
+    YellowGreen,
+    GreenBlue,
+    BlueCyan,
+    CyanMagenta,
+    MagentaRed,
+
+    Gray,
+}
+
+#[derive(ValueEnum, Clone)]
+enum PatternEnum {
+    Circle,
+    Line,
+    Rhombus,
+    Wheel,
+}
+
+fn main() -> Result<(), Error> {
+    let args = Args::parse();
+    let rand = &mut thread_rng();
+
+    let char: Box<dyn PatternFactory> = create_pattern(choose(args.char_pattern, rand));
+    let color: Box<dyn PatternFactory> = create_pattern(choose(args.color_pattern, rand));
+    let pallet = create_pallet(choose(args.colors, rand));
+
+    let sampler = SamplerFactoryImpl::new(char, color);
+    let char_converter = CharConverterImpl::new(args.chars);
+    let color_converter = ColorConverterImpl::new(pallet);
+    let converter = ConverterImpl::new(char_converter, color_converter);
+    let term = TerminalImpl::new(stdout());
+    let printer = PrinterImpl::new(term)?;
+    let renderer = RendererImpl::new(sampler, converter, printer);
+
+    let clock = ClockImpl::default();
+    let duration = Duration::from_millis(args.duration);
+    let delay = Duration::from_nanos(1_000_000_000 / args.fps);
+    let timer = Timer::new(clock, duration, delay);
+
+    timer.run(renderer)
+}
+
+fn choose<TValue: ValueEnum + Clone, TRand: Rng>(options: Vec<TValue>, rand: &mut TRand) -> TValue {
+    if options.is_empty() {
+        TValue::value_variants()
+            .iter()
+            .choose(rand)
+            .unwrap()
+            .clone()
+    } else {
+        options.iter().choose(rand).unwrap().clone()
+    }
+}
+
+fn create_pattern(pattern: PatternEnum) -> Box<dyn PatternFactory> {
+    match pattern {
+        PatternEnum::Circle => Box::new(CircleFactory::default()),
+        PatternEnum::Line => Box::new(LineFactory::default()),
+        PatternEnum::Rhombus => Box::new(RhombusFactory::default()),
+        PatternEnum::Wheel => Box::new(WheelFactory::default()),
+    }
+}
+
+fn create_pallet(colors: PalletEnum) -> Vec<Color> {
+    match colors {
+        PalletEnum::Red => vec![DarkRed, Red, White],
+        PalletEnum::Yellow => vec![DarkYellow, Yellow, White],
+        PalletEnum::Green => vec![DarkGreen, Green, White],
+        PalletEnum::Blue => vec![DarkBlue, Blue, White],
+        PalletEnum::Magenta => vec![DarkMagenta, Magenta, White],
+        PalletEnum::Cyan => vec![DarkCyan, Cyan, White],
+        PalletEnum::Rainbow => vec![Red, Yellow, Green, Blue, Cyan, Magenta],
+
+        PalletEnum::DarkRed => vec![Black, DarkRed, Red],
+        PalletEnum::DarkYellow => vec![Black, DarkYellow, Yellow],
+        PalletEnum::DarkGreen => vec![Black, DarkGreen, Green],
+        PalletEnum::DarkBlue => vec![Black, DarkBlue, Blue],
+        PalletEnum::DarkMagenta => vec![Black, DarkMagenta, Magenta],
+        PalletEnum::DarkCyan => vec![Black, DarkCyan, Cyan],
+        PalletEnum::DarkRainbow => vec![
+            DarkRed,
+            DarkYellow,
+            DarkGreen,
+            DarkBlue,
+            DarkCyan,
+            DarkMagenta,
+        ],
+
+        PalletEnum::RedYellow => vec![Red, DarkRed, DarkYellow, Yellow],
+        PalletEnum::YellowGreen => vec![Yellow, DarkYellow, DarkGreen, Green],
+        PalletEnum::GreenBlue => vec![Green, DarkGreen, DarkBlue, Blue],
+        PalletEnum::BlueCyan => vec![Blue, DarkBlue, DarkCyan, Cyan],
+        PalletEnum::CyanMagenta => vec![Cyan, DarkCyan, DarkMagenta, Magenta],
+        PalletEnum::MagentaRed => vec![Magenta, DarkMagenta, DarkRed, Red],
+
+        PalletEnum::Gray => vec![Black, DarkGrey, Grey, White],
+    }
 }