anchor float to buffer position

vim-patch:8.1.1645: cannot use a popup window for a balloon

1 files changed, 26 insertions, 0 deletions

diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index fa9777b651..70f38b793d 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -14781,6 +14781,32 @@ static void f_screencol(typval_T *argvars, typval_T *rettv, FunPtr fptr)
   rettv->vval.v_number = ui_current_col() + 1;
 }
 
+/// "screenpos({winid}, {lnum}, {col})" function
+static void f_screenpos(typval_T *argvars, typval_T *rettv, FunPtr fptr)
+{
+  pos_T pos;
+  int row = 0;
+  int scol = 0, ccol = 0, ecol = 0;
+
+  tv_dict_alloc_ret(rettv);
+  dict_T *dict = rettv->vval.v_dict;
+
+  win_T *wp = find_win_by_nr_or_id(&argvars[0]);
+  if (wp == NULL) {
+    return;
+  }
+
+  pos.lnum = tv_get_number(&argvars[1]);
+  pos.col = tv_get_number(&argvars[2]) - 1;
+  pos.coladd = 0;
+  textpos2screenpos(wp, &pos, &row, &scol, &ccol, &ecol, false);
+
+  tv_dict_add_nr(dict, S_LEN("row"), row);
+  tv_dict_add_nr(dict, S_LEN("col"), scol);
+  tv_dict_add_nr(dict, S_LEN("curscol"), ccol);
+  tv_dict_add_nr(dict, S_LEN("endcol"), ecol);
+}
+
 /*
  * "screenrow()" function
  */