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|
-- Class: Fill
-- A fill paints a rectangle of a solid color and border.
-- Either fill or border are optional.
--
-- Extends:
-- <Sprite>
Fill = Sprite:extend{
-- Property: fill
-- A table of color values in RGBA order. Each value should fall
-- between 0 and 255. The fill sprite fills this color in its bounds
-- onscreen.
fill = { 255, 255, 255, 255 },
-- Property: border
-- A table of color values in RGBA order. Each value should fall
-- between 0 and 255. The fill sprite draws the border in this color
-- after filling in a color (if any).
border = nil,
draw = function (self, x, y)
x = math.floor(x or self.x)
y = math.floor(y or self.y)
if not self.visible or self.alpha <= 0 then return end
if STRICT then
assert(type(x) == 'number', 'visible fill does not have a numeric x property')
assert(type(y) == 'number', 'visible fill does not have a numeric y property')
assert(type(self.width) == 'number', 'visible fill does not have a numeric width property')
assert(type(self.height) == 'number', 'visible fill does not have a numeric height property')
assert(self.fill or self.border, 'visible fill does not have a fill or border property')
end
-- rotate and scale
local scaleX = self.scale * self.distort.x
local scaleY = self.scale * self.distort.y
if scaleX ~= 1 or scaleY ~= 1 or self.rotation ~= 0 then
love.graphics.push()
love.graphics.translate(x + self.width / 2, y + self.height / 2)
love.graphics.scale(scaleX, scaleY)
love.graphics.rotate(self.rotation)
love.graphics.translate(- (x + self.width / 2), - (y + self.height / 2))
end
-- draw fill and border
if self.fill then
local fillAlpha = self.fill[4] or 255
love.graphics.setColor(self.fill[1] * self.tint[1],
self.fill[2] * self.tint[2],
self.fill[3] * self.tint[3],
fillAlpha * self.alpha)
love.graphics.rectangle('fill', x, y, self.width, self.height)
end
if self.border then
local borderAlpha = self.border[4] or 255
love.graphics.setColor(self.border[1] * self.tint[1],
self.border[2] * self.tint[2],
self.border[3] * self.tint[3],
borderAlpha * self.alpha)
love.graphics.rectangle('line', x, y, self.width, self.height)
end
-- reset color and rotation
love.graphics.setColor(255, 255, 255, 255)
if scaleX ~= 1 or scaleY ~= 1 or self.rotation ~= 0 then
love.graphics.pop()
end
end,
__tostring = function (self)
local result = 'Fill (x: ' .. self.x .. ', y: ' .. self.y ..
', w: ' .. self.width .. ', h: ' .. self.height .. ', '
if self.fill then
result = result .. 'fill {' .. table.concat(self.fill, ', ') .. '}, '
else
result = result .. 'no fill, '
end
if self.border then
result = result .. 'border {' .. table.concat(self.border, ', ') .. '}, '
else
result = result .. 'no border, '
end
if self.active then
result = result .. 'active, '
else
result = result .. 'inactive, '
end
if self.visible then
result = result .. 'visible, '
else
result = result .. 'invisible, '
end
if self.solid then
result = result .. 'solid'
else
result = result .. 'not solid'
end
return result .. ')'
end
}
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