fpv/source/libraries/noble/modules/Noble.Transition/ImagetableMask.lua

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2024-06-01 16:52:11 +03:00
---
-- @submodule Noble.Transition
class("ImagetableMask", nil, Noble.Transition).extends(Noble.Transition)
local transition = Noble.Transition.ImagetableMask
transition.name = "Imagetable Mask"
-- Type
transition._type = Noble.Transition.Type.MIX
-- Overrides
transition.ease = Ease.linear
--- A wipe transition using an animated mask in the form of an imagetable.
-- @see Noble.Transition.Imagetable.defaultProperties
-- @table Noble.Transition.ImagetableMask.defaultProperties
-- @tparam Graphics.imagetable imagetable
-- @bool[opt=false] reverse Set `true` to play the imagetable's frames in reverse order.
-- @bool[opt=false] flipX
-- @bool[opt=false] flipY
-- @bool[opt=false] rotate Set as `true` to rotate the image 180-degrees
-- @bool[opt=true] hasTransparency Set as `true` if the imagetable asset has transparent pixels. Set as `false` if the image uses white pixels for transparency.
-- @bool[opt=false] invert Set as `true` to invert the image mask.
transition.defaultProperties = {
imagetable = Graphics.imagetable.new("libraries/noble/assets/images/BoltTransitionEnter"),
reverse = false,
flipX = false,
flipY = false,
rotate = false,
hasTransparency = true,
invert = false
}
function transition:setProperties(__properties)
self.imagetable = __properties.imagetable or self.defaultProperties.imagetable
self.reverse = __properties.reverse or self.defaultProperties.reverse
self.flipX = __properties.flipX or self.defaultProperties.flipX
self.flipY = __properties.flipY or self.defaultProperties.flipY
self.rotate = __properties.rotate or self.defaultProperties.rotate
self.hasTransparency = __properties.hasTransparency or self.defaultProperties.hasTransparency
self.invert = __properties.invert or self.defaultProperties.invert
-- "Private" variables
self._flipValue = Noble.Transition.Imagetable.getFlipValue(self.rotate, self.flipX, self.flipY)
self._imagetableLength = self.imagetable and #self.imagetable or 0
self._maskBackground = nil
self._maskForegroundDrawMode = nil
if (self.invert ~= true) then
self._maskBackground = Graphics.image.new(400, 240, Graphics.kColorWhite)
self._maskForegroundDrawMode = Graphics.kDrawModeFillBlack
else
self._maskBackground = Graphics.image.new(400, 240, Graphics.kColorBlack)
self._maskForegroundDrawMode = Graphics.kDrawModeFillWhite
end
-- Warnings
if (__properties.imagetableExit ~= nil) then
warn("BONK: You've specified an 'imagetableExit' for an Noble.Transition.ImagetableMask transition. This will have no effect. ")
end
if ((__properties.ease or __properties.easeEnter or __properties.easeExit) ~= nil) then
warn("BONK: You've specified an ease value for an Noble.Transition.ImagetableMask transition. This will have no effect.")
end
end
function transition:draw()
local progress = self.sequence:get()
local length = self._imagetableLength
local index = math.clamp((progress * length) // 1, 1, length)
local mask = Graphics.image.new(400, 240)
Graphics.pushContext(mask)
Graphics.setImageDrawMode(Graphics.kDrawModeCopy)
self._maskBackground:draw(0,0)
if (self.hasTransparency) then Graphics.setImageDrawMode(self._maskForegroundDrawMode) end
self.imagetable[index]:draw(0,0, self._flipValue)
Graphics.popContext()
self.oldSceneScreenshot:setMaskImage(mask)
self.oldSceneScreenshot:draw(0,0)
end