mirror of
https://github.com/IgorTimofeev/MineOS.git
synced 2025-12-21 11:39:23 +01:00
53 lines
2.2 KiB
Lua
53 lines
2.2 KiB
Lua
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local GUI = require("GUI")
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local image = require("image")
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local tool = {}
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------------------------------------------------------
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tool.shortcut = "Er"
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tool.keyCode = 18
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tool.about = "Eraser tool will cleanup pixels just like brush tool. You can configure of what data is need to be erased"
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local backgroundSwitch = GUI.switchAndLabel(1, 1, width, 6, 0x66DB80, 0x2D2D2D, 0xE1E1E1, 0x878787, "Erase background:", true)
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local foregroundSwitch = GUI.switchAndLabel(1, 1, width, 6, 0x66DB80, 0x2D2D2D, 0xE1E1E1, 0x878787, "Erase foreground:", true)
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local alphaSwitch = GUI.switchAndLabel(1, 1, width, 6, 0x66DB80, 0x2D2D2D, 0xE1E1E1, 0x878787, "Erase alpha:", true)
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local symbolSwitch = GUI.switchAndLabel(1, 1, width, 6, 0x66DB80, 0x2D2D2D, 0xE1E1E1, 0x878787, "Erase symbol:", true)
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local radiusSlider = GUI.slider(1, 1, 1, 0x66DB80, 0x2D2D2D, 0xE1E1E1, 0x878787, 1, 8, 1, false, "Radius: ", " px")
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radiusSlider.height = 2
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radiusSlider.roundValues = true
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tool.onSelection = function(mainContainer)
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mainContainer.currentToolLayout:addChild(backgroundSwitch)
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mainContainer.currentToolLayout:addChild(foregroundSwitch)
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mainContainer.currentToolLayout:addChild(alphaSwitch)
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mainContainer.currentToolLayout:addChild(symbolSwitch)
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mainContainer.currentToolLayout:addChild(radiusSlider)
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end
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tool.eventHandler = function(mainContainer, object, eventData)
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if eventData[1] == "touch" or eventData[1] == "drag" then
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local x, y = eventData[3] - mainContainer.image.x + 1, eventData[4] - mainContainer.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 <= mainContainer.image.width and j >= 1 and j <= mainContainer.image.height then
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local background, foreground, alpha, symbol = image.get(mainContainer.image.data, i, j)
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image.set(mainContainer.image.data, i, j,
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backgroundSwitch.switch.state and 0x0 or background,
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foregroundSwitch.switch.state and 0x0 or foreground,
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alphaSwitch.switch.state and 1 or alpha,
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symbolSwitch.switch.state and " " 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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mainContainer:drawOnScreen()
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end
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end
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------------------------------------------------------
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return tool |