61 lines
1.8 KiB
Rust
61 lines
1.8 KiB
Rust
//! Configure a renderer.
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pub use iced_graphics::Antialiasing;
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/// The settings of a [`Backend`].
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///
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/// [`Backend`]: crate::Backend
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#[derive(Clone, Copy, PartialEq, Eq)]
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pub struct Settings {
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/// The bytes of the font that will be used by default.
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///
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/// If `None` is provided, a default system font will be chosen.
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pub default_font: Option<&'static [u8]>,
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/// The default size of text.
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///
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/// By default, it will be set to 20.
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pub default_text_size: u16,
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/// If enabled, spread text workload in multiple threads when multiple cores
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/// are available.
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///
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/// By default, it is disabled.
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pub text_multithreading: bool,
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/// The antialiasing strategy that will be used for triangle primitives.
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///
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/// By default, it is `None`.
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pub antialiasing: Option<Antialiasing>,
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}
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impl Default for Settings {
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fn default() -> Settings {
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Settings {
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default_font: None,
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default_text_size: 20,
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text_multithreading: false,
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antialiasing: None,
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}
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}
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}
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impl std::fmt::Debug for Settings {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.debug_struct("Settings")
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// Instead of printing the font bytes, we simply show a `bool` indicating if using a default font or not.
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.field("default_font", &self.default_font.is_none())
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.field("default_text_size", &self.default_text_size)
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.field("text_multithreading", &self.text_multithreading)
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.field("antialiasing", &self.antialiasing)
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.finish()
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}
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}
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impl Settings {
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/// Creates new [`Settings`] using environment configuration.
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///
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/// Currently, this is equivalent to calling [`Settings::default`].
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pub fn from_env() -> Self {
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Self::default()
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}
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}
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