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Add per-stack descriptions using ItemStack Metadata

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rubenwardy committed Feb 3, 2017
1 parent f2aa2c6 commit f2f9a923515386d787a245fac52f78e815b3a839
Showing with 10 additions and 1 deletion.
  1. +4 −0 doc/lua_api.txt
  2. +6 −1 src/guiFormSpecMenu.cpp
@@ -1473,6 +1473,10 @@ Item stacks can store metadata too. See `ItemStackMetaRef`.

Item metadata only contains a key-value store.

Some of the values in the key-value store are handled specially:

* `description`: Set the itemstack's description. Defaults to idef.description

Example stuff:

local meta = stack:get_meta()
@@ -2303,7 +2303,12 @@ void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int phase,
// Draw tooltip
std::wstring tooltip_text = L"";
if (hovering && !m_selected_item) {
tooltip_text = utf8_to_wide(item.getDefinition(m_client->idef()).description);
const std::string &desc = item.metadata.getString("description");
if (desc.empty())
tooltip_text =
utf8_to_wide(item.getDefinition(m_client->idef()).description);
else
tooltip_text = utf8_to_wide(desc);
}
if (tooltip_text != L"") {
std::vector<std::wstring> tt_rows = str_split(tooltip_text, L'\n');

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