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--[[
Part of info-beamer hosted. You can find the latest version
of this file at:
https://github.com/info-beamer/package-sdk
Copyright (c) 2014,2015,2016,2017 Florian Wesch <fw@dividuum.de>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the
distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
]]--
local resource_types = {
["image"] = function(value)
local surface
local image = {
asset_name = value.asset_name,
filename = value.filename,
type = value.type,
}
function image.ensure_loaded()
if not surface then
surface = resource.load_image(value.asset_name)
end
return surface
end
function image.load()
image.ensure_loaded()
local state = surface:state()
return state ~= "loading"
end
function image.get_surface()
return image.ensure_loaded()
end
function image.draw(...)
image.ensure_loaded():draw(...)
end
function image.unload()
if surface then
surface:dispose()
surface = nil
end
end
function image.get_config()
return image
end
return image
end;
["video"] = function(value)
local surface
local video = {
asset_name = value.asset_name,
filename = value.filename,
type = value.type,
}
function video.ensure_loaded(opt)
if not surface then
surface = util.videoplayer(value.asset_name, opt)
end
return surface
end
function video.load(opt)
video.ensure_loaded(opt)
local state = surface:state()
return state ~= "loading"
end
function video.get_surface(opt)
return video.ensure_loaded(opt)
end
function video.draw(...)
video.ensure_loaded():draw(...)
end
function video.unload()
if surface then
surface:dispose()
surface = nil
end
end
function video.get_config()
return video
end
return video
end;
["child"] = function(value)
local surface
local child = {
asset_name = value.asset_name,
filename = value.filename,
type = value.type,
}
function child.ensure_loaded()
if surface then
surface:dispose()
end
surface = resource.render_child(value.asset_name)
return surface
end
function child.load()
return true
end
function child.get_surface()
return child.ensure_loaded()
end
function child.draw(...)
child.ensure_loaded():draw(...)
end
function child.unload()
if surface then
surface:dispose()
surface = nil
end
end
function child.get_config()
return child
end
return child
end;
["json"] = function(value)
return require("json").decode(value)
end;
}
local types = {
["date"] = function(value)
return value
end;
["json"] = function(value)
return value
end;
["text"] = function(value)
return value
end;
["string"] = function(value)
return value
end;
["integer"] = function(value)
return value
end;
["select"] = function(value)
return value
end;
["device"] = function(value)
return value
end;
["boolean"] = function(value)
return value
end;
["duration"] = function(value)
return value
end;
["custom"] = function(value)
return value
end;
["color"] = function(value)
local color = {}
color.r = value.r
color.g = value.g
color.b = value.b
color.a = value.a
color.rgba_table = {color.r, color.g, color.b, color.a}
color.rgba = function()
return color.r, color.g, color.b, color.a
end
color.rgb_with_a = function(a)
return color.r, color.g, color.b, a
end
color.clear = function()
gl.clear(color.r, color.g, color.b, color.a)
end
return color
end;
["resource"] = function(value)
return resource_types[value.type](value)
end;
["font"] = function(value)
return resource.load_font(value.asset_name)
end;
}
local function parse_config(options, config)
local function parse_recursive(options, config, target)
for _, option in ipairs(options) do
local name = option.name
if name then
if option.type == "list" then
local list = {}
for _, child_config in ipairs(config[name]) do
local child = {}
parse_recursive(option.items, child_config, child)
list[#list + 1] = child
end
target[name] = list
else
target[name] = types[option.type](config[name])
end
end
end
end
local current_config = {}
parse_recursive(options, config, current_config)
return current_config
end
return {
parse_config = parse_config;
}