From 0a324f0aebdee06c9cce8ef107b44b847dace05b Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Thu, 2 Feb 2023 02:02:41 +0100
Subject: Implement `hit_test` for `text::Pipeline` in `iced_wgpu`

---
 wgpu/src/text.rs | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

(limited to 'wgpu')

diff --git a/wgpu/src/text.rs b/wgpu/src/text.rs
index 026a6d27..41787136 100644
--- a/wgpu/src/text.rs
+++ b/wgpu/src/text.rs
@@ -286,14 +286,26 @@ impl Pipeline {
 
     pub fn hit_test(
         &self,
-        _content: &str,
-        _size: f32,
-        _font: iced_native::Font,
-        _bounds: iced_native::Size,
-        _point: iced_native::Point,
+        content: &str,
+        size: f32,
+        font: iced_native::Font,
+        bounds: iced_native::Size,
+        point: iced_native::Point,
         _nearest_only: bool,
     ) -> Option<Hit> {
-        None
+        let mut measurement_cache = self.measurement_cache.borrow_mut();
+
+        let (_, paragraph) = measurement_cache.allocate(Key {
+            content,
+            size: size,
+            font,
+            bounds,
+            color: Color::BLACK,
+        });
+
+        let cursor = paragraph.hit(point.x as i32, point.y as i32)?;
+
+        Some(Hit::CharOffset(cursor.index))
     }
 
     pub fn trim_measurement_cache(&mut self) {
-- 
cgit