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decorations: right_align and win_col

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This commit is contained in:
Björn Linse
2021-04-15 20:57:23 +02:00
parent 59eae3b38f
commit 0865f1238f
5 changed files with 227 additions and 60 deletions
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23
src/nvim/api/buffer.c
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@@ -1426,6 +1426,10 @@ Array nvim_buf_get_extmarks(Buffer buffer, Integer ns_id,
/// - "eol": right after eol character (default)
/// - "overlay": display over the specified column, without
/// shifting the underlying text.
/// - "right_align": display right aligned in the window.
/// - virt_text_win_col : position the virtual text at a fixed
/// window column (starting from the first
/// text column)
/// - virt_text_hide : hide the virtual text when the background
/// text is selected or hidden due to
/// horizontal scroll 'nowrap'
@@ -1574,11 +1578,22 @@ Integer nvim_buf_set_extmark(Buffer buffer, Integer ns_id,
decor.virt_text_pos = kVTEndOfLine;
} else if (strequal("overlay", str.data)) {
decor.virt_text_pos = kVTOverlay;
} else if (strequal("right_align", str.data)) {
decor.virt_text_pos = kVTRightAlign;
} else {
api_set_error(err, kErrorTypeValidation,
"virt_text_pos: invalid value");
goto error;
}
} else if (strequal("virt_text_win_col", k.data)) {
if (v->type != kObjectTypeInteger) {
api_set_error(err, kErrorTypeValidation,
"virt_text_win_col is not a Number of the correct size");
goto error;
}
decor.col = (int)v->data.integer;
decor.virt_text_pos = kVTWinCol;
} else if (strequal("virt_text_hide", k.data)) {
decor.virt_text_hide = api_object_to_bool(*v,
"virt_text_hide", false, err);
@@ -1673,6 +1688,14 @@ Integer nvim_buf_set_extmark(Buffer buffer, Integer ns_id,
col2 = 0;
}
if (decor.virt_text_pos == kVTRightAlign) {
decor.col = 0;
for (size_t i = 0; i < kv_size(decor.virt_text); i++) {
decor.col += mb_string2cells((char_u *)kv_A(decor.virt_text, i).text);
}
}
Decoration *d = NULL;
if (ephemeral) {