bzr branch
http://9ix.org/bzr/ld27
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1
by Josh C
zoetrope 1.4 |
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-- Class: Fill |
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-- A fill paints a rectangle of a solid color and border. |
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-- Either fill or border are optional. |
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-- |
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-- Extends: |
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-- <Sprite> |
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Fill = Sprite:extend{
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-- Property: fill |
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-- A table of color values in RGBA order. Each value should fall |
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-- between 0 and 255. The fill sprite fills this color in its bounds |
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-- onscreen. |
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fill = { 255, 255, 255, 255 },
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||
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-- Property: border |
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-- A table of color values in RGBA order. Each value should fall |
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-- between 0 and 255. The fill sprite draws the border in this color |
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-- after filling in a color (if any). |
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border = nil, |
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draw = function (self, x, y) |
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x = math.floor(x or self.x) |
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y = math.floor(y or self.y) |
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if not self.visible or self.alpha <= 0 then return end |
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if STRICT then |
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assert(type(x) == 'number', 'visible fill does not have a numeric x property') |
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assert(type(y) == 'number', 'visible fill does not have a numeric y property') |
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assert(type(self.width) == 'number', 'visible fill does not have a numeric width property') |
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assert(type(self.height) == 'number', 'visible fill does not have a numeric height property') |
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assert(self.fill or self.border, 'visible fill does not have a fill or border property') |
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end |
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||
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-- rotate and scale |
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local scaleX = self.scale * self.distort.x |
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local scaleY = self.scale * self.distort.y |
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if scaleX ~= 1 or scaleY ~= 1 or self.rotation ~= 0 then |
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love.graphics.push() |
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love.graphics.translate(x + self.width / 2, y + self.height / 2) |
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love.graphics.scale(scaleX, scaleY) |
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love.graphics.rotate(self.rotation) |
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love.graphics.translate(- (x + self.width / 2), - (y + self.height / 2)) |
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end |
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||
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-- draw fill and border |
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if self.fill then |
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local fillAlpha = self.fill[4] or 255 |
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love.graphics.setColor(self.fill[1] * self.tint[1], |
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self.fill[2] * self.tint[2], |
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self.fill[3] * self.tint[3], |
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fillAlpha * self.alpha) |
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love.graphics.rectangle('fill', x, y, self.width, self.height)
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end |
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if self.border then |
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local borderAlpha = self.border[4] or 255 |
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love.graphics.setColor(self.border[1] * self.tint[1], |
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self.border[2] * self.tint[2], |
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self.border[3] * self.tint[3], |
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borderAlpha * self.alpha) |
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love.graphics.rectangle('line', x, y, self.width, self.height)
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end |
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||
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-- reset color and rotation |
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love.graphics.setColor(255, 255, 255, 255) |
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if scaleX ~= 1 or scaleY ~= 1 or self.rotation ~= 0 then |
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love.graphics.pop() |
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end |
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end, |
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__tostring = function (self) |
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local result = 'Fill (x: ' .. self.x .. ', y: ' .. self.y .. |
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', w: ' .. self.width .. ', h: ' .. self.height .. ', ' |
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if self.fill then |
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result = result .. 'fill {' .. table.concat(self.fill, ', ') .. '}, '
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else |
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result = result .. 'no fill, ' |
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end |
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if self.border then |
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result = result .. 'border {' .. table.concat(self.border, ', ') .. '}, '
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else |
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result = result .. 'no border, ' |
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end |
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if self.active then |
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result = result .. 'active, ' |
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else |
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result = result .. 'inactive, ' |
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end |
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if self.visible then |
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result = result .. 'visible, ' |
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else |
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result = result .. 'invisible, ' |
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end |
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if self.solid then |
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result = result .. 'solid' |
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else |
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result = result .. 'not solid' |
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end |
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return result .. ')' |
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end |
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} |