Screen

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Feb 1st, 2024 (edited)

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local Button = require('Button')
local Screen = {
monitor = nil,
name = "Screen",
buttonsRegistry = {},
backgroundColor = colors.black,
}
function Screen:new(_o, name, monitor, backgroundColor)
assert(type(monitor) == "table", "monitor must be a table.")
local o = _o or {}
setmetatable(o, self)
self.__index = self
o.name = name
o.monitor = monitor
o.width, o.height = monitor.getSize()
o.backgroundColor = backgroundColor or colors.black
o.buttonsRegistry = {}
return o
end
function Screen:loadRainbow()
local colorTable = {
colors.red;
colors.orange;
colors.yellow;
colors.lime;
colors.cyan;
colors.blue;
colors.magenta;
colors.purple;
}
for t = 1, 100, 1 do
for i = 2, self.width-1, 1 do
for j = 2, self.height-1, 1 do
self.monitor.setCursorPos(i, j)
self.monitor.setBackgroundColor(colorTable[(i+j+t) % #colorTable + 1])
self.monitor.write(" ")
end
end
sleep(0.05)
end
end
function Screen:clearWindow(color)
local monitor = self.monitor
monitor.setTextScale(1)
self.width, self.height = monitor.getSize()
monitor.setBackgroundColor(color)
monitor.clear()
monitor.setCursorPos(1, 1)
end
function Screen:getCenter(x, y, x_content, y_content)
local x_offset = math.floor(self.width / 2) - math.floor(x_content / 2) + 1
local y_offset = math.floor(self.height / 2) - math.floor(y_content / 2) + 1
return x_offset + x, y_offset + y
end
function Screen:registerButton(button)
assert(button.isButton, "You can only register buttons.")
table.insert(self.buttonsRegistry, button)
end
function Screen:createButton(label, clickEvent, _x, _y, _height, labelPad, backgroundColorNormal, backgroundColorPressed, borderColorNormal, borderColorPressed, textColorNormal, textColorPressed, isCenter)
assert(type(clickEvent) == "function", "clickEvent is not a function.")
local x = _x or 0
local y = _y or 0
if isCenter then
x, y = self:getCenter(x, y, (#label + 4), 5)
end
local button = Button:new(nil, self.monitor, clickEvent, x, y, #label, _height, label, labelPad, backgroundColorNormal, backgroundColorPressed, borderColorNormal, borderColorPressed, textColorNormal, textColorPressed)
self:registerButton(button)
return button
end
function Screen:placeButtons()
for index, button in pairs(self.buttonsRegistry) do
button:displayOnScreen()
end
end
function Screen:loadScreen()
self:clearWindow(self.backgroundColor)
self:placeButtons()
end
return Screen

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