mirror of
https://github.com/IgorTimofeev/MineOS.git
synced 2025-12-22 20:12:48 +01:00
64 lines
2.4 KiB
Lua
64 lines
2.4 KiB
Lua
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local image = require("Image")
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local GUI = require("GUI")
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local keyboard = require("Keyboard")
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local workspace, window, menu = select(1, ...), select(2, ...), select(3, ...)
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local tool = {}
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tool.shortcut = "Brs"
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tool.keyCode = 48
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tool.about = "Classic brush tool to perform drawing with specified radius and transparency. You can configure of what data will be drawn. Also you can specify preferred symbol to draw with, otherwise whitespace will be used."
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local backgroundSwitch = window.newSwitch("Draw background:", true)
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local foregroundSwitch = window.newSwitch("Draw foreground:", true)
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local alphaSwitch = window.newSwitch("Draw alpha:", true)
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local symbolSwitch = window.newSwitch("Draw symbol:", true)
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local symbolInput = window.newInput("", "Symbol to draw with")
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symbolInput.onInputFinished = function()
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symbolInput.text = unicode.sub(symbolInput.text, 1, 1)
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end
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local alphaSlider = window.newSlider(0, 255, 0, false, "Alpha value: ", "")
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local radiusSlider = window.newSlider(1, 8, 1, false, "Radius: ", " px")
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radiusSlider.height = 2
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tool.onSelection = function()
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window.currentToolLayout:addChild(backgroundSwitch)
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window.currentToolLayout:addChild(foregroundSwitch)
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window.currentToolLayout:addChild(alphaSwitch)
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window.currentToolLayout:addChild(symbolSwitch)
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window.currentToolLayout:addChild(symbolInput)
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window.currentToolLayout:addChild(alphaSlider)
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window.currentToolLayout:addChild(radiusSlider)
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end
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tool.eventHandler = function(workspace, object, e1, e2, e3, e4)
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if e1 == "touch" or e1 == "drag" then
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local x, y = e3 - window.image.x + 1, e4 - window.image.y + 1
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local meow = math.floor(radiusSlider.value)
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for j = y - meow + 1, y + meow - 1 do
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for i = x - meow + 1, x + meow - 1 do
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if i >= 1 and i <= window.image.width and j >= 1 and j <= window.image.height then
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local background, foreground, alpha, symbol = image.get(window.image.data, i, j)
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image.set(window.image.data, i, j,
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backgroundSwitch.switch.state and window.primaryColorSelector.color or background,
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foregroundSwitch.switch.state and window.secondaryColorSelector.color or foreground,
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alphaSwitch.switch.state and alphaSlider.value / 255 or alpha,
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symbolSwitch.switch.state and (symbolInput.text == "" and " " or symbolInput.text) or symbol
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)
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end
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end
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end
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workspace:draw()
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end
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end
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------------------------------------------------------
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return tool |