Difference between revisions of "TypeWriter @mokalux"
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(Created page with "__TOC__ === TypeWriter @mokalux '''Class''' === <syntaxhighlight lang="lua"> -- TextField TypeWriter Effect -- based on the work of @pie & @koeosstudio, mixed by @mokalux ;-...") |
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__TOC__ | __TOC__ | ||
| + | |||
| + | Original posts: | ||
| + | *'''https://forum.gideros.rocks/discussion/5479/textfield-typewriter-effect''' | ||
| + | *'''https://forum.gideros.rocks/discussion/7922/setlayout-syntax-do-not-work''' | ||
| + | |||
=== TypeWriter @mokalux '''Class''' === | === TypeWriter @mokalux '''Class''' === | ||
<syntaxhighlight lang="lua"> | <syntaxhighlight lang="lua"> | ||
--[[ TextField TypeWriter Effect | --[[ TextField TypeWriter Effect | ||
| − | -- based on the work of @pie | + | -- based on the work of @pie, @koeosstudio, @hgy29, mixed by @mokalux ;-) |
-- function TypeWriter:init(font, text, speed, char) | -- function TypeWriter:init(font, text, speed, char) | ||
| − | ---- font: Font | + | ---- font: Font, text: string, speed: number (millisecond), char: the number of characters to display at a time, default = 1 |
| − | |||
| − | |||
| − | |||
-- return event: | -- return event: | ||
| − | ---- "finished" | + | ---- "finished", data: speed, data: char |
| − | |||
| − | |||
| − | |||
| − | |||
]] | ]] | ||
| Line 23: | Line 21: | ||
local i = 0 | local i = 0 | ||
local in_str = text | local in_str = text | ||
| − | local str_length = | + | local str_length = utf8.len(in_str) |
local typeSpeedTimer = Timer.new(speed or 100, str_length) | local typeSpeedTimer = Timer.new(speed or 100, str_length) | ||
char = char or 1 | char = char or 1 | ||
| Line 30: | Line 28: | ||
if i <= str_length then | if i <= str_length then | ||
i += char -- number of characters to add each time | i += char -- number of characters to add each time | ||
| − | local out_str = | + | local out_str = utf8.sub(in_str, 1, i) |
self:setText(out_str) | self:setText(out_str) | ||
self:setVisible(true) | self:setVisible(true) | ||
| Line 42: | Line 40: | ||
typeSpeedTimer:addEventListener(Event.TIMER, getString) | typeSpeedTimer:addEventListener(Event.TIMER, getString) | ||
typeSpeedTimer:start() | typeSpeedTimer:start() | ||
| − | |||
end | end | ||
</syntaxhighlight> | </syntaxhighlight> | ||
| Line 60: | Line 57: | ||
Lorem ipsum dolor sit amet, consectetur adipiscing elit. | Lorem ipsum dolor sit amet, consectetur adipiscing elit. | ||
]] | ]] | ||
| − | local test2 = "Viva \e[color=#f00]Gideros\e[color]!" -- almost working! | + | --local test2 = "Viva \e[color=#f00]Gideros\e[color]!" -- almost working! |
| − | + | local test2 = "Viva Gideros!" | |
local tw = TypeWriter.new(fnt, test, 100*1, 4) | local tw = TypeWriter.new(fnt, test, 100*1, 4) | ||
Latest revision as of 20:49, 1 December 2023
Original posts:
- https://forum.gideros.rocks/discussion/5479/textfield-typewriter-effect
- https://forum.gideros.rocks/discussion/7922/setlayout-syntax-do-not-work
TypeWriter @mokalux Class
--[[ TextField TypeWriter Effect
-- based on the work of @pie, @koeosstudio, @hgy29, mixed by @mokalux ;-)
-- function TypeWriter:init(font, text, speed, char)
---- font: Font, text: string, speed: number (millisecond), char: the number of characters to display at a time, default = 1
-- return event:
---- "finished", data: speed, data: char
]]
TypeWriter = Core.class(TextField)
function TypeWriter:init(font, text, speed, char)
self:setVisible(false) -- start invisible
local i = 0
local in_str = text
local str_length = utf8.len(in_str)
local typeSpeedTimer = Timer.new(speed or 100, str_length)
char = char or 1
local function getString()
if i <= str_length then
i += char -- number of characters to add each time
local out_str = utf8.sub(in_str, 1, i)
self:setText(out_str)
self:setVisible(true)
else
local ev = Event.new("finished")
ev.speed = speed
ev.char = char
self:dispatchEvent(ev)
end
end
typeSpeedTimer:addEventListener(Event.TIMER, getString)
typeSpeedTimer:start()
end
TypeWriter @mokalux Demo
-- DEMO
application:setBackgroundColor(0x6c6c6c)
local fnt = TTFont.new("fonts/Kenney Blocks.ttf", 14)
local fnt2 = TTFont.new("fonts/Kenney Blocks.ttf", 20)
local test = [[
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
]]
--local test2 = "Viva \e[color=#f00]Gideros\e[color]!" -- almost working!
local test2 = "Viva Gideros!"
local tw = TypeWriter.new(fnt, test, 100*1, 4)
tw:setLayout( { w=480, flags=FontBase.TLF_CENTER } ) -- WORKING!
tw:addEventListener("finished", function(e)
local tw2 = TypeWriter.new(fnt2, test2, e.speed*3, e.char/2)
tw2:setLayout( { w=480, flags=FontBase.TLF_CENTER } ) -- NOT WORKING!?
tw2:setTextColor(0xffff00)
tw2:setPosition(64, 64*3.5)
stage:addChild(tw2)
end)
-- position
tw:setPosition(64, 64)
-- order
stage:addChild(tw)
