mirror of
https://github.com/pyrollo/display_modpack.git
synced 2024-11-27 16:43:45 +01:00
Better management of display_api integration
This commit is contained in:
Pierre-Yves Rollo
parent
feb1b639ff
commit
62c8de26b4
@ -0,0 +1 @@
|
||||
display_api?
|
||||
77
font_api/display_api.lua
Normal file
77
font_api/display_api.lua
Normal file
@ -0,0 +1,77 @@
|
||||
--[[
|
||||
font_api mod for Minetest - Library to create textures with fonts and text
|
||||
(c) Pierre-Yves Rollo
|
||||
|
||||
This program is free software: you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation, either version 3 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
--]]
|
||||
|
||||
-- Integration with display API
|
||||
|
||||
if minetest.get_modpath("display_api") then
|
||||
--- Standard on_display_update entity callback.
|
||||
-- Node should have properly configured display_entity.
|
||||
-- @param pos Node position
|
||||
-- @param objref Object reference of entity
|
||||
|
||||
font_api.on_display_update = function (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,
|
||||
})
|
||||
end
|
||||
else
|
||||
font_api.on_display_update = function (pos, objref)
|
||||
minetest.log('error', '[font_api] font_api.on_display_update called but display_api mod not enabled.')
|
||||
end
|
||||
end
|
||||
@ -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
|
||||
|
||||
Loading…
Reference in New Issue
Block a user