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Yet more bug fixes. Getting pretty close to fully functional again.

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This commit is contained in:
Nathan Vegdahl 2020-02-16 19:03:43 +09:00
parent d7d7b7cd2b
commit 6e239a3c92
2 changed files with 35 additions and 29 deletions
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52
src/editor/mod.rs
View File

@ -299,27 +299,27 @@ impl Editor {
/// Moves the editor's view the minimum amount to show the cursor
pub fn move_view_to_cursor(&mut self) {
// // Find the first and last char index visible within the editor.
// let c_first = self
// .formatter
// .set_horizontal(&self.buffer, self.view_pos.0, 0);
// let mut c_last =
// self.formatter
// .offset_vertical(&self.buffer, c_first, self.view_dim.0 as isize);
// c_last = self
// .formatter
// .set_horizontal(&self.buffer, c_last, self.view_dim.1);
// Find the first and last char index visible within the editor.
let c_first = self
.formatter
.set_horizontal(&self.buffer, self.view_pos.0, 0);
let mut c_last =
self.formatter
.offset_vertical(&self.buffer, c_first, self.view_dim.0 as isize);
c_last = self
.formatter
.set_horizontal(&self.buffer, c_last, self.view_dim.1);
// // Adjust the view depending on where the cursor is
// if self.cursors[0].range.0 < c_first {
// self.view_pos.0 = self.cursors[0].range.0;
// } else if self.cursors[0].range.0 > c_last {
// self.view_pos.0 = self.formatter.offset_vertical(
// &self.buffer,
// self.cursors[0].range.0,
// -(self.view_dim.0 as isize),
// );
// }
// Adjust the view depending on where the cursor is
if self.cursors[0].range.0 < c_first {
self.view_pos.0 = self.cursors[0].range.0;
} else if self.cursors[0].range.0 > c_last {
self.view_pos.0 = self.formatter.offset_vertical(
&self.buffer,
self.cursors[0].range.0,
-(self.view_dim.0 as isize),
);
}
}
pub fn insert_text_at_cursor(&mut self, text: &str) {
@ -545,9 +545,9 @@ impl Editor {
let mut temp_index = self
.formatter
.offset_vertical(&self.buffer, c.range.0, vmove);
// temp_index = self
// .formatter
// .set_horizontal(&self.buffer, temp_index, c.vis_start);
temp_index = self
.formatter
.set_horizontal(&self.buffer, temp_index, c.vis_start);
if !self.buffer.is_grapheme(temp_index) {
temp_index = self.buffer.nth_prev_grapheme(temp_index, 1);
@ -575,9 +575,9 @@ impl Editor {
let mut temp_index = self
.formatter
.offset_vertical(&self.buffer, c.range.0, vmove);
// temp_index = self
// .formatter
// .set_horizontal(&self.buffer, temp_index, c.vis_start);
temp_index = self
.formatter
.set_horizontal(&self.buffer, temp_index, c.vis_start);
if !self.buffer.is_grapheme(temp_index) {
temp_index = self.buffer.nth_prev_grapheme(temp_index, 1);

12
src/formatter.rs
View File

@ -107,7 +107,7 @@ impl LineFormatter {
// wasn't long enough, so return the index of the last grapheme
// of the previous line.
if i > char_offset {
return last_i;
return char_idx - char_offset + last_i;
}
// Otherwise reset and keep going.
@ -123,7 +123,7 @@ impl LineFormatter {
// Check if we've found the horizontal position _and_ the passed
// char_idx on the same line, and return if so.
if i >= char_offset && hpos_char_idx != None {
return hpos_char_idx.unwrap();
return char_idx - char_offset + hpos_char_idx.unwrap();
}
last_pos = pos;
@ -132,7 +132,13 @@ impl LineFormatter {
}
// If we reached the end of the text, return the last char index.
return i;
let end_i = char_idx - char_offset + i;
let end_last_i = char_idx - char_offset + last_i;
if buf.text.len_chars() == end_i {
return end_i;
} else {
return end_last_i;
}
}
/// Takes a char index and a visual vertical offset, and returns the char