diff options
Diffstat (limited to 'scene/gui/text_edit.cpp')
| -rw-r--r-- | scene/gui/text_edit.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/scene/gui/text_edit.cpp b/scene/gui/text_edit.cpp index 50b44c55a9..af04fbd201 100644 --- a/scene/gui/text_edit.cpp +++ b/scene/gui/text_edit.cpp @@ -2993,6 +2993,34 @@ void TextEdit::adjust_viewport_to_cursor() { } +void TextEdit::center_viewport_to_cursor() { + + if (cursor.line_ofs>cursor.line) + cursor.line_ofs=cursor.line; + + int visible_width=cache.size.width-cache.style_normal->get_minimum_size().width-cache.line_number_w-cache.breakpoint_gutter_width; + if (v_scroll->is_visible()) + visible_width-=v_scroll->get_combined_minimum_size().width; + visible_width-=20; // give it a little more space + + int visible_rows = get_visible_rows(); + if (h_scroll->is_visible()) + visible_rows-=((h_scroll->get_combined_minimum_size().height-1)/get_row_height()); + + int max_ofs = text.size()-(scroll_past_end_of_file_enabled?1:visible_rows); + cursor.line_ofs=CLAMP(cursor.line-(visible_rows/2),0,max_ofs); + + int cursor_x = get_column_x_offset( cursor.column, text[cursor.line] ); + + if (cursor_x>(cursor.x_ofs+visible_width)) + cursor.x_ofs=cursor_x-visible_width+1; + + if (cursor_x < cursor.x_ofs) + cursor.x_ofs=cursor_x; + + update(); +} + void TextEdit::cursor_set_column(int p_col, bool p_adjust_viewport) { if (p_col<0) |