1 files changed, 189 insertions, 0 deletions
diff --git a/src/theme/button.rs b/src/theme/button.rs
new file mode 100644
index 0000000..ddd2c71
--- /dev/null
+++ b/src/theme/button.rs
@@ -0,0 +1,189 @@
+#![allow(dead_code)]
+use iced::widget::button::{Catalog, Status, Style, StyleFn};
+use iced::{Background, Border, Color, Shadow, Vector};
+
+use super::OtherTheme;
+
+impl Catalog for OtherTheme {
+    type Class<'a> = StyleFn<'a, Self>;
+
+    fn default<'a>() -> Self::Class<'a> {
+        Box::new(default)
+    }
+
+    fn style(&self, class: &Self::Class<'_>, status: Status) -> Style {
+        class(self, status)
+    }
+}
+
+fn default(theme: &OtherTheme, status: Status) -> Style {
+    filled(theme, status)
+}
+
+fn button(
+    foreground: Color,
+    background: Color,
+    background_hover: Color,
+    disabled: Color,
+    shadow_color: Color,
+    shadow_elevation: u8,
+    status: Status,
+) -> Style {
+    let border = Border {
+        radius: 400.0.into(),
+        ..Default::default()
+    };
+
+    let elevation_to_offset = |elevation: u8| {
+        (match elevation {
+            0 => 0.0,
+            1 => 1.0,
+            2 => 3.0,
+            3 => 6.0,
+            4 => 8.0,
+            _ => 12.0,
+        } as f32)
+    };
+
+    match status {
+        Status::Active | Status::Pressed => Style {
+            background: Some(Background::Color(background)),
+            text_color: foreground,
+            border,
+            shadow: Shadow {
+                color: shadow_color,
+                offset: Vector {
+                    x: 0.0,
+                    y: elevation_to_offset(shadow_elevation),
+                },
+                blur_radius: elevation_to_offset(shadow_elevation)
+                    * (1.0
+                        + 0.4_f32.powf(elevation_to_offset(shadow_elevation))),
+            },
+        },
+        Status::Hovered => Style {
+            background: Some(Background::Color(background_hover)),
+            text_color: foreground,
+            border,
+            shadow: Shadow {
+                color: shadow_color,
+                offset: Vector {
+                    x: 0.0,
+                    y: elevation_to_offset(shadow_elevation + 1),
+                },
+                blur_radius: (elevation_to_offset(shadow_elevation + 1))
+                    * (1.0
+                        + 0.4_f32
+                            .powf(elevation_to_offset(shadow_elevation + 1))),
+            },
+        },
+        Status::Disabled => Style {
+            background: Some(Background::Color(Color {
+                a: 0.12,
+                ..disabled
+            })),
+            text_color: Color {
+                a: 0.38,
+                ..disabled
+            },
+            border,
+            ..Default::default()
+        },
+    }
+}
+
+pub fn elevated(theme: &OtherTheme, status: Status) -> Style {
+    let surface_colors = theme.colorscheme.surface;
+
+    let foreground = theme.colorscheme.primary.color;
+    let background = surface_colors.surface_container.low;
+    let disabled = surface_colors.on_surface;
+
+    let shadow_color = theme.colorscheme.shadow;
+
+    button(
+        foreground,
+        background,
+        background,
+        disabled,
+        shadow_color,
+        1,
+        status,
+    )
+}
+
+pub fn filled(theme: &OtherTheme, status: Status) -> Style {
+    let primary_colors = theme.colorscheme.primary;
+
+    let foreground = primary_colors.on_primary;
+    let background = primary_colors.color;
+    let disabled = theme.colorscheme.surface.on_surface;
+
+    let shadow_color = theme.colorscheme.shadow;
+
+    button(
+        foreground,
+        background,
+        background,
+        disabled,
+        shadow_color,
+        0,
+        status,
+    )
+}
+
+pub fn filled_tonal(theme: &OtherTheme, status: Status) -> Style {
+    let secondary_colors = theme.colorscheme.secondary;
+
+    let foreground = secondary_colors.on_secondary_container;
+    let background = secondary_colors.secondary_container;
+    let disabled = theme.colorscheme.surface.on_surface;
+
+    let shadow_color = theme.colorscheme.shadow;
+
+    button(
+        foreground,
+        background,
+        background,
+        disabled,
+        shadow_color,
+        0,
+        status,
+    )
+}
+
+pub fn outlined(theme: &OtherTheme, status: Status) -> Style {
+    let foreground = theme.colorscheme.primary.color;
+    let background = Color::TRANSPARENT;
+    let disabled = theme.colorscheme.surface.on_surface;
+
+    let outline = theme.colorscheme.outline.color;
+
+    let border = match status {
+        Status::Active | Status::Pressed | Status::Hovered => Border {
+            color: outline,
+            width: 1.0,
+            radius: 400.0.into(),
+        },
+        Status::Disabled => Border {
+            color: Color {
+                a: 0.12,
+                ..disabled
+            },
+            width: 1.0,
+            radius: 400.0.into(),
+        },
+    };
+
+    let style = button(
+        foreground,
+        background,
+        background,
+        disabled,
+        Color::TRANSPARENT,
+        0,
+        status,
+    );
+
+    Style { border, ..style }
+}