bootleg/bootleg.love/core/modules/assets/sprites.lua

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-- assets/sprite :: the assets object, which is basically a tileset animated by
-- an animator object. An animator object is always tied to a sprite, but a sprite
-- can use different animator in order to make several animator share the same sprite
--[[
Copyright © 2019 Kazhnuz
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
]]
local Sprite = Object:extend()
local cwd = (...):gsub('%.sprites$', '') .. "."
local Animator = require(cwd .. "animator")
local Tileset = require(cwd .. "tileset")
-- INIT FUNCTIONS
-- Initilizing and configuring option
function Sprite:new(filepath)
self.tileset = Tileset(filepath)
self.data = require(filepath)
self.animator = Animator(self)
self.customSpeed = 0
self:changeToDefaultAnimation(true)
end
function Sprite:update(dt)
self.animator:update(dt)
end
function Sprite:clone()
return Animator(self)
end
function Sprite:setCustomSpeed(customSpeed)
self.animator:setCustomSpeed(customSpeed)
end
function Sprite:changeToDefaultAnimation(restart)
self.animator:changeToDefaultAnimation(restart)
end
function Sprite:changeAnimation(name, restart)
self.animator:changeAnimation(name, restart)
end
-- INFO FUNCTIONS
-- get information with these functions
function Sprite:getCurrentAnimation()
return self.animator:getCurrentAnimation()
end
function Sprite:animationExist(name)
return self.animator:animationExist(name)
end
function Sprite:getDimensions()
return self.tileset:getDimensions()
end
function Sprite:getFrame()
return self.animator:getFrame()
end
function Sprite:getAnimationDuration(animation)
return self.animator:getAnimationDuration(animation)
end
function Sprite:getRelativeFrame()
return self.animator:getRelativeFrame()
end
-- DRAW FUNCTIONS
-- Draw sprites using these functions
function Sprite:drawAnimation(x, y, r, sx, sy, ox, oy, kx, ky)
self.animator:draw(x, y, r, sx, sy, ox, oy, kx, ky)
end
function Sprite:drawAnimationMask(x, y, r, sx, sy, ox, oy, kx, ky)
self.animator:drawMask(x, y, r, sx, sy, ox, oy, kx, ky)
end
function Sprite:drawFrame(frame, x, y, r, sx, sy, ox, oy, kx, ky)
self.tileset:drawTile(frame, x, y, r, sx, sy, ox, oy, kx, ky)
end
function Sprite:drawFrameMask(frame, x, y, r, sx, sy, ox, oy, kx, ky)
self.tileset:drawTileMask(frame, x, y, r, sx, sy, ox, oy, kx, ky)
end
function Sprite:drawPart(x, y, w, h, r, sx, sy, ox, oy, kx, ky)
local w = math.floor(w)
local h = math.floor(h)
if w >= 0 and h <= 0 then
return 0
end
love.graphics.setScissor(x - ox, y - oy, w, h)
self:drawAnimation(x, y, r, sx, sy, ox, oy, kx, ky)
love.graphics.setScissor( )
end
return Sprite