diff options
Diffstat (limited to 'graphics/src/widget/text_input.rs')
-rw-r--r-- | graphics/src/widget/text_input.rs | 75 |
1 files changed, 1 insertions, 74 deletions
diff --git a/graphics/src/widget/text_input.rs b/graphics/src/widget/text_input.rs index e9dbf056..ebb9138f 100644 --- a/graphics/src/widget/text_input.rs +++ b/graphics/src/widget/text_input.rs @@ -1,11 +1,7 @@ //! Display fields that can be filled with text. //! //! A [`TextInput`] has some local [`State`]. -use crate::backend::{self, Backend}; -use crate::{Font, Rectangle, Renderer, Size}; - -use iced_native::text_input::{self, cursor}; -use std::f32; +use crate::Renderer; pub use iced_native::text_input::State; pub use iced_style::text_input::{Style, StyleSheet}; @@ -15,72 +11,3 @@ pub use iced_style::text_input::{Style, StyleSheet}; /// This is an alias of an `iced_native` text input with an `iced_wgpu::Renderer`. pub type TextInput<'a, Message, Backend> = iced_native::TextInput<'a, Message, Renderer<Backend>>; - -impl<B> text_input::Renderer for Renderer<B> -where - B: Backend + backend::Text, -{ - type Style = Box<dyn StyleSheet>; - - fn measure_value(&self, value: &str, size: u16, font: Font) -> f32 { - let backend = self.backend(); - - let (width, _) = - backend.measure(value, f32::from(size), font, Size::INFINITY); - - width - } - - fn offset( - &self, - text_bounds: Rectangle, - font: Font, - size: u16, - value: &text_input::Value, - state: &text_input::State, - ) -> f32 { - if state.is_focused() { - let cursor = state.cursor(); - - let focus_position = match cursor.state(value) { - cursor::State::Index(i) => i, - cursor::State::Selection { end, .. } => end, - }; - - let (_, offset) = measure_cursor_and_scroll_offset( - self, - text_bounds, - value, - size, - focus_position, - font, - ); - - offset - } else { - 0.0 - } - } -} - -fn measure_cursor_and_scroll_offset<B>( - renderer: &Renderer<B>, - text_bounds: Rectangle, - value: &text_input::Value, - size: u16, - cursor_index: usize, - font: Font, -) -> (f32, f32) -where - B: Backend + backend::Text, -{ - use iced_native::text_input::Renderer; - - let text_before_cursor = value.until(cursor_index).to_string(); - - let text_value_width = - renderer.measure_value(&text_before_cursor, size, font); - let offset = ((text_value_width + 5.0) - text_bounds.width).max(0.0); - - (text_value_width, offset) -} |