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Code Issues Releases Wiki Activity

Better management of display_api integration

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Pierre-Yves Rollo
2018-12-11 11:41:03 +01:00
parent feb1b639ff
commit 62c8de26b4
3 changed files with 80 additions and 52 deletions
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54
font_api/init.lua
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@ -30,58 +30,8 @@ font_api.path = minetest.get_modpath(font_api.name)
dofile(font_api.path.."/font.lua")
dofile(font_api.path.."/registry.lua")
dofile(font_api.path.."/fontform.lua")
--- Standard on_display_update entity callback.
-- Node should have a corresponding display_entity with size, resolution and
-- maxlines fields and optionally halign, valign and color fields
-- @param pos Node position
-- @param objref Object reference of entity
function font_api.on_display_update(pos, objref)
local meta = minetest.get_meta(pos)
local ndef = minetest.registered_nodes[minetest.get_node(pos).name]
local entity = objref:get_luaentity()
if not entity or not ndef.display_entities[entity.name] then
return
end
local def = ndef.display_entities[entity.name]
local font = font_api.get_font(meta:get_string("font") ~= ""
and meta:get_string("font") or def.font_name)
local text = meta:get_string(def.meta_text or "display_text")
-- Compute entity resolution accroding to given attributes
local texturew, textureh
textureh = font:get_height(def.lines or def.maxlines or 1)
if def.columns then
if font.fixedwidth then
texturew = def.columns * font.fixedwidth
if def.aspect_ratio then
minetest.log('warning', "[font_api] 'aspect_ratio' ignored because 'columns' is specified")
end
else
minetest.log('warning', "[font_api] 'columns' ignored because '"..font.name.."' is not a fixed width font.")
end
end
if not texturew then
if not def.aspect_ratio then
minetest.log('warning', "[font_api] No 'aspect_ratio' specified, using default 1.")
end
texturew = textureh * def.size.x / def.size.y / (def.aspect_ratio or 1)
end
objref:set_properties({
textures={ font:render(text, texturew, textureh, {
lines = def.maxlines or def.lines,
halign = def.halign,
valign = def.valign,
color = def.color} ) },
visual_size = def.size,
})
if minetest.get_modpath("display_api") then
dofile(font_api.path.."/display_api.lua")
end
-- Compatibility