From 698583c24124e9d01db7095259511bf6a8cf547e Mon Sep 17 00:00:00 2001
From: Dmitry Sharshakov
Date: Sat, 4 Sep 2021 21:14:24 +0300
Subject: Support setting breakpoints with mouse

---
 helix-view/src/view.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'helix-view')

diff --git a/helix-view/src/view.rs b/helix-view/src/view.rs
index 01f18c71..8a7d3374 100644
--- a/helix-view/src/view.rs
+++ b/helix-view/src/view.rs
@@ -218,6 +218,26 @@ impl View {
     pub fn pos_at_screen_coords(&self, doc: &Document, row: u16, column: u16) -> Option<usize> {
         self.text_pos_at_screen_coords(&doc.text().slice(..), row, column, doc.tab_width())
     }
+
+    /// Translates screen coordinates into coordinates on the gutter of the view.
+    /// Returns a tuple of usize typed line and column numbers starting with 0.
+    /// Returns None if coordinates are not on the gutter.
+    pub fn gutter_coords_at_screen_coords(&self, row: u16, column: u16) -> Option<(usize, usize)> {
+        // 1 for status
+        if row < self.area.top() || row >= self.area.bottom() {
+            return None;
+        }
+
+        if column < self.area.left() || column > self.area.right() {
+            return None;
+        }
+
+        Some((
+            (row - self.area.top()) as usize,
+            (column - self.area.left()) as usize,
+        ))
+    }
+
     // pub fn traverse<F>(&self, text: RopeSlice, start: usize, end: usize, fun: F)
     // where
     //     F: Fn(usize, usize),
-- 
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