Merge pull request #1432 from wash2/custom-theme

Add custom palette to built in theme

2 files changed, 33 insertions, 4 deletions

diff --git a/style/src/theme.rs b/style/src/theme.rs
index ea538c3a..a253e990 100644
--- a/style/src/theme.rs
+++ b/style/src/theme.rs
@@ -1,5 +1,6 @@
 pub mod palette;
 
+use self::palette::Extended;
 pub use self::palette::Palette;
 
 use crate::application;
@@ -20,17 +21,23 @@ use crate::toggler;
 
 use iced_core::{Background, Color};
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq)]
 pub enum Theme {
     Light,
     Dark,
+    Custom(Box<Custom>),
 }
 
 impl Theme {
-    pub fn palette(self) -> Palette {
+    pub fn custom(palette: Palette) -> Self {
+        Self::Custom(Box::new(Custom::new(palette)))
+    }
+
+    pub fn palette(&self) -> Palette {
         match self {
             Self::Light => Palette::LIGHT,
             Self::Dark => Palette::DARK,
+            Self::Custom(custom) => custom.palette,
         }
     }
 
@@ -38,6 +45,7 @@ impl Theme {
         match self {
             Self::Light => &palette::EXTENDED_LIGHT,
             Self::Dark => &palette::EXTENDED_DARK,
+            Self::Custom(custom) => &custom.extended,
         }
     }
 }
@@ -48,6 +56,21 @@ impl Default for Theme {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct Custom {
+    palette: Palette,
+    extended: Extended,
+}
+
+impl Custom {
+    pub fn new(palette: Palette) -> Self {
+        Self {
+            palette,
+            extended: Extended::generate(palette),
+        }
+    }
+}
+
 #[derive(Debug, Clone, Copy)]
 pub enum Application {
     Default,
@@ -71,7 +94,7 @@ impl application::StyleSheet for Theme {
                 background_color: palette.background.base.color,
                 text_color: palette.background.base.text,
             },
-            Application::Custom(f) => f(*self),
+            Application::Custom(f) => f(self.clone()),
         }
     }
 }
diff --git a/style/src/theme/palette.rs b/style/src/theme/palette.rs
index 4fb5e4c8..b3a10d28 100644
--- a/style/src/theme/palette.rs
+++ b/style/src/theme/palette.rs
@@ -58,6 +58,7 @@ impl Palette {
     };
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Extended {
     pub background: Background,
     pub primary: Primary,
@@ -95,7 +96,7 @@ impl Extended {
     }
 }
 
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Pair {
     pub color: Color,
     pub text: Color,
@@ -110,6 +111,7 @@ impl Pair {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Background {
     pub base: Pair,
     pub weak: Pair,
@@ -129,6 +131,7 @@ impl Background {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Primary {
     pub base: Pair,
     pub weak: Pair,
@@ -148,6 +151,7 @@ impl Primary {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Secondary {
     pub base: Pair,
     pub weak: Pair,
@@ -168,6 +172,7 @@ impl Secondary {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Success {
     pub base: Pair,
     pub weak: Pair,
@@ -187,6 +192,7 @@ impl Success {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Danger {
     pub base: Pair,
     pub weak: Pair,