diff options
Diffstat (limited to 'glfw')
| -rw-r--r-- | glfw/src/window.rs | 54 |
1 files changed, 50 insertions, 4 deletions
diff --git a/glfw/src/window.rs b/glfw/src/window.rs index 5261eec..879d17e 100644 --- a/glfw/src/window.rs +++ b/glfw/src/window.rs @@ -129,14 +129,32 @@ impl Window /// [`Window`] builder. #[derive(Debug, Clone, Default)] -pub struct Builder {} +pub struct Builder +{ + hints: Vec<(Hint, i32)>, +} impl Builder { #[must_use] pub fn new() -> Self { - Self {} + Self { hints: Vec::new() } + } + + /// Adds a window creation hint to set. + #[must_use] + pub fn hint(mut self, hint: Hint, value: i32) -> Self + { + self.hints.push((hint, value)); + + self + } + + /// Sets the window hints to set. + pub fn hints(mut self, hints: impl IntoIterator<Item = (Hint, i32)>) + { + self.hints = hints.into_iter().collect(); } /// Creates a new window. @@ -147,11 +165,22 @@ impl Builder /// - A GLFW error occurs pub fn create(&self, size: &Size, title: &str) -> Result<Window, Error> { - let init = initialize()?; - let c_title = CString::new(title).map_err(|_| Error::InternalNulByteInWindowTitle)?; + let init = initialize()?; + + for (hint, value) in &self.hints { + // SAFETY: The initialize function makes sure the current thread is the main + // thread + // + // Error is not checked for after since the two possible errors + // (GLFW_NOT_INITIALIZED and GLFW_INVALID_ENUM) cannot occur. + unsafe { + crate::ffi::glfwWindowHint(hint.to_glfw(), *value); + } + } + // SAFETY: The initialize function makes sure the current thread is the main // thread let handle = unsafe { @@ -174,6 +203,23 @@ impl Builder } } +/// Window creation hint +#[derive(Debug, Clone, Copy)] +pub enum Hint +{ + OpenGLDebugContext, +} + +impl Hint +{ + fn to_glfw(self) -> c_int + { + match self { + Self::OpenGLDebugContext => crate::ffi::GLFW_OPENGL_DEBUG_CONTEXT, + } + } +} + /// Window size. pub struct Size { |