banners/init.lua
2017-02-10 07:28:16 +01:00

231 lines
7.3 KiB
Lua

dofile(minetest.get_modpath("banners").."/smartfs.lua")
banners = {}
banners.masks = {
"bend_left", "bend_left_outline",
"bend_right", "bend_right_outline",
"central_circle", "central_circle_outline",
"chevron_bottom", "chevron_bottom_outline",
"chevron_top", "chevron_top_outline",
"cross", "cross_outline",
"nordic_cross", "nordic_cross_outline",
"saltire", "saltire_outline",
"mask_background", "david_star",
"fleur_de_lis", "fullpentagram", "fullpentagram_outline",
"greek_cross", "greek_cross_outline", "greek_cross_halfoutline",
"triskel", "triskel_outline",
"iron_cross", "iron_cross_outline",
"hilal", "quadrisection_left",
"quadrisection_right", "outline",
"thirdfess_bottom", "thirdfess_middle", "thirdfess_top",
"thirdpale_right", "thirdpale_middle", "thirdpale_left",
"halfpale_right", "halfpale_left",
"halffess_top", "halffess_down",
"soviet_hammer_sickle", "per_bend_sinister_high",
"per_bend_sinister_low", "per_bend_high", "per_bend_low",
"canton", "star5_canton", "stripes_horiz_6", "stripes_horiz_4",
"star_chevron", "checkered_8_4", "checkered_16_8"
}
banners.colors = {
"black", "cyan", "green", "white",
"blue", "darkblue", "red", "yellow",
"grey", "orange", "pink", "violet",
"brown", "darkbrown"
}
banners.base_transform = ({texture = "bg_white.png",
mask="mask_background.png"})
banners.creation_form_func = function(state)
-- helper functions
state.update_player_inv = function(self)
local player = minetest.get_player_by_name(self.player)
local newbanner = player:get_wielded_item()
newbanner:set_metadata(state.banner:get_transform_string())
player:set_wielded_item(newbanner)
end
state.update_preview = function(self)
self:get("banner_preview"):setImage(self.banner:get_transform_string())
self:get("color_indicator"):setImage(self.current_color)
end
state.update_all = function(self)
self:update_preview()
self:update_player_inv()
end
-- initialize with empty banner
state.banner = banners.Banner:new(nil)
state.banner:push_transform(banners.base_transform)
state.current_color = "bg_white.png"
state:size(20,10)
state:image(3, 0.4, 4, 2, "banner_preview", nil)
state:image(2.4, 0.8, 0.7, 0.7, "color_indicator", state.current_color)
state:update_all()
-- color indicator
-- undo button
state:button(0.5, 0.3, 2, 1, "undo", "Undo"):click(function(self, state)
if #state.banner.transforms > 1 then
state.banner:pop_transform()
state:update_all()
end
end)
-- delete button
state:button(0.5, 1.3, 2, 1, "delete", "Delete"):click(function(self, state)
state.banner.transforms = {banners.base_transform}
state:update_all()
end)
-- add banners colors
local x = 7
local y = .3
for i in ipairs(banners.colors) do
local b = state:button(x, y, 1, 1, banners.colors[i], "")
b:setImage("bg_"..banners.colors[i]..".png")
b:click(function(self, state)
state.current_color = "bg_"..self.name..".png"
state:update_preview()
-- todo: update masks or something
end
)
x = x + 1
if x > 19 then
y = y + 1
x = 7
end
end
-- add banners buttons
local x = 1
local y = 3
for i in ipairs(banners.masks) do
local b = state:button(x, y, 2, 1, banners.masks[i], "")
b:setImage(banners.masks[i]..".png")
b:click(function(self, state)
state.banner:push_transform({texture=state.current_color, mask=self.name..".png"})
state:update_all()
end
)
x = x + 2
if x > 17.5 then
y = y + 1
x = 1
end
end
return true
end
banners.creation_form = smartfs.create("banners:banner_creation",
banners.creation_form_func);
-- banner definition
banners.Banner = {
transforms = {}
}
function banners.Banner:new(banner)
banner = banner or {}
setmetatable(banner, self)
self.__index = self
return banner
end
function banners.Banner.push_transform(self, transform)
table.insert(self.transforms, transform)
end
function banners.Banner.pop_transform(self)
table.remove(self.transforms)
end
function banners.Banner.get_transform_string(self)
local final = {}
for i in ipairs(self.transforms) do
table.insert(final, "("..self.transforms[i].texture.."^[mask:"..self.transforms[i].mask.."^[makealpha:0,0,0)")
end
local ret = table.concat(final, "^")
return ret
end
-- helper function for determining the flag's direction
banners.determine_flag_direction = function(pos, pointed_thing)
local above = pointed_thing.above
local under = pointed_thing.under
local dir = {x = under.x - above.x,
y = under.y - above.y,
z = under.z - above.z}
return minetest.dir_to_wallmounted(dir)
end
banners.banner_on_use = function(itemstack, player, pointed_thing)
if player.is_player then
banners.creation_form:show(player:get_player_name())
end
end
banners.banner_on_dig = function(pos, node, player)
local meta = minetest.get_meta(pos)
if player then
local inventory = player:get_inventory()
inventory:add_item("main", {name=node.name, count=1, wear=0, metadata=meta:get_string("banner")})
end
minetest.remove_node(pos)
end
banners.banner_on_destruct = function(pos, node, player)
local objects = minetest.get_objects_inside_radius(pos, 0.5)
for _,v in ipairs(objects) do
local e = v:get_luaentity()
if e and e.name == "banners:banner_ent" then
v:remove()
end
end
end
banners.banner_after_place = function (pos, player, itemstack, pointed_thing)
minetest.get_node(pos).param2 = banners.determine_flag_direction(pos, pointed_thing)
minetest.get_meta(pos):set_string("banner", itemstack:get_metadata())
minetest.add_entity(pos, "banners:banner_ent")
end
-- banner entity
local set_banner_texture
set_banner_texture = function (obj, texture)
obj:set_properties({textures={"banner_uv_text.png^"..texture}})
end
banners.banner_on_activate = function(self)
local pos = self.object:getpos()
local banner = minetest.get_meta(pos):get_string("banner")
local banner_face = minetest.get_node(pos).param2
local yaw = 0.
if banner_face == 2 then
yaw = 0.
elseif banner_face == 0 then
yaw = 3.141592653589793 -- pi, 180 degrees
elseif banner_face == 1 then
yaw = 1.5707963267948966 -- pi / 2
elseif banner_face == 3 then
yaw = 4.71238898038469 -- 3 * pi / 2
end
self.object:setyaw(yaw)
if banner then
set_banner_texture(self.object, banner)
end
end
minetest.register_entity("banners:banner_ent",
{
collisionbox = {0,0,0,0,0,0},
visual = "mesh",
textures = {"banner_uv_text"},
mesh = "banner_pole.x",
on_activate = banners.banner_on_activate,
}
)
if minetest.get_modpath("factions") then
dofile(minetest.get_modpath("banners").."/factions.lua")
end
dofile(minetest.get_modpath("banners").."/items.lua")
dofile(minetest.get_modpath("banners").."/nodes.lua")
dofile(minetest.get_modpath("banners").."/crafts.lua")