diff options
Diffstat (limited to 'src/application.rs')
| -rw-r--r-- | src/application.rs | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/src/application.rs b/src/application.rs index 19cab7da..47b89dbd 100644 --- a/src/application.rs +++ b/src/application.rs @@ -1,4 +1,6 @@ -use crate::{window, Command, Element, Executor, Settings, Subscription}; +use crate::{ + window, Color, Command, Element, Executor, Settings, Subscription, +}; /// An interactive cross-platform application. /// @@ -174,6 +176,31 @@ pub trait Application: Sized { window::Mode::Windowed } + /// Returns the background color of the [`Application`]. + /// + /// By default, it returns [`Color::WHITE`]. + /// + /// [`Application`]: trait.Application.html + /// [`Color::WHITE`]: struct.Color.html#const.WHITE + fn background_color(&self) -> Color { + Color::WHITE + } + + /// Returns the scale factor of the [`Application`]. + /// + /// It can be used to dynamically control the size of the UI at runtime + /// (i.e. zooming). + /// + /// For instance, a scale factor of `2.0` will make widgets twice as big, + /// while a scale factor of `0.5` will shrink them to half their size. + /// + /// By default, it returns `1.0`. + /// + /// [`Application`]: trait.Application.html + fn scale_factor(&self) -> f64 { + 1.0 + } + /// Runs the [`Application`]. /// /// On native platforms, this method will take control of the current thread @@ -190,6 +217,7 @@ pub trait Application: Sized { { let renderer_settings = crate::renderer::Settings { default_font: settings.default_font, + default_text_size: settings.default_text_size, antialiasing: if settings.antialiasing { Some(crate::renderer::settings::Antialiasing::MSAAx4) } else { @@ -256,6 +284,14 @@ where fn subscription(&self) -> Subscription<Self::Message> { self.0.subscription() } + + fn background_color(&self) -> Color { + self.0.background_color() + } + + fn scale_factor(&self) -> f64 { + self.0.scale_factor() + } } #[cfg(target_arch = "wasm32")] |