HTML5 platform specific functions.
The following functions are only available on HTML5 builds, the html5.*
Lua namespace will not be available on other platforms.
Executes the supplied string as JavaScript inside the browser.
A call to this function is blocking, the result is returned as-is, as a string.
(Internally this will execute the string using the eval()
JavaScript function.)
code - Javascript code to run
result - result as string
local res = html5.run("10 + 20") -- returns the string "30"
print(res)
local res_num = tonumber(res) -- convert to number
print(res_num - 20) -- prints 10
Set a JavaScript interaction listener callaback from lua that will be invoked when a user interacts with the web page by clicking, touching or typing. The callback can then call DOM restricted actions like requesting a pointer lock, or start playing sounds the first time the callback is invoked.
callback - The interaction callback. Pass an empty function or nil
if you no longer wish to receive callbacks.
self
local function on_interaction(self)
print("on_interaction called")
html5.set_interaction_listener(nil)
end
function init(self)
html5.set_interaction_listener(on_interaction)
end