aseprite/scripts/tools.lua
2019-03-23 13:53:44 -03:00

157 lines
4.6 KiB
Lua

-- Copyright (C) 2019 Igara Studio S.A.
--
-- This file is released under the terms of the MIT license.
-- Read LICENSE.txt for more information.
----------------------------------------------------------------------
-- activeTool
----------------------------------------------------------------------
local pencil = app.activeTool -- pencil is the default tool
assert(pencil ~= nil)
assert(pencil.id == 'pencil')
app.activeTool = 'line'
assert(app.activeTool.id == 'line')
app.activeTool = pencil
assert(app.activeTool.id == 'pencil')
----------------------------------------------------------------------
-- create sprite for testing
----------------------------------------------------------------------
local spr = Sprite(4, 4)
local cel = spr.cels[1]
assert(cel.bounds == Rectangle(0, 0, 4, 4))
----------------------------------------------------------------------
-- pencil and eraser
----------------------------------------------------------------------
app.useTool{
tool='pencil',
color=Color{ r=0, g=0, b=0 },
points={ Point(2, 2),
Point(3, 2) }}
assert(cel.bounds == Rectangle(2, 2, 2, 1))
app.useTool{
tool='eraser',
points={ Point(2, 2) }}
assert(cel.bounds == Rectangle(3, 2, 1, 1))
app.useTool{
tool='eraser',
points={ Point(3, 2) }}
-- This must fail because cel is pointing to an invalid cel now.
-- TODO: In a future this could change if this issue:
-- https://github.com/aseprite/aseprite/issues/1833
-- is implemented.
assert(not pcall(function() print(cel.bounds) end))
----------------------------------------------------------------------
-- line
----------------------------------------------------------------------
local red = Color{ r=255, g=0, b=0 }
app.useTool{
tool='line',
color=red,
points={ Point(0, 0), Point(3, 3) }}
local cel = spr.cels[1]
assert(cel.bounds == Rectangle(0, 0, 4, 4))
do
local r = app.pixelColor.rgba(red.red, red.green, red.blue)
local expected = { r, 0, 0, 0,
0, r, 0, 0,
0, 0, r, 0,
0, 0, 0, r }
assert(cel.image.width == 4)
assert(cel.image.height == 4)
for v=0,3 do
for u=0,3 do
print(u, v, cel.image:getPixel(u, v), expected[1+v*4+u])
assert(cel.image:getPixel(u, v) == expected[1+v*4+u])
end
end
end
----------------------------------------------------------------------
-- paint_bucket
----------------------------------------------------------------------
app.useTool{
tool='paint_bucket',
color=red,
points={ Point(3, 0) }}
local cel = spr.cels[1]
do
local r = app.pixelColor.rgba(red.red, red.green, red.blue)
local expected = { r, r, r, r,
0, r, r, r,
0, 0, r, r,
0, 0, 0, r }
assert(cel.image.width == 4)
assert(cel.image.height == 4)
for v=0,3 do
for u=0,3 do
print(u, v, cel.image:getPixel(u, v), expected[1+v*4+u])
assert(cel.image:getPixel(u, v) == expected[1+v*4+u])
end
end
end
----------------------------------------------------------------------
-- rectangle
----------------------------------------------------------------------
local blue = Color{ r=0, g=0, b=255 }
app.useTool{
tool='rectangle',
color=blue,
points={ Point(0, 0), Point(3, 3) }}
local cel = spr.cels[1]
do
local r = app.pixelColor.rgba(red.red, red.green, red.blue)
local b = app.pixelColor.rgba(blue.red, blue.green, blue.blue)
local expected = { b, b, b, b,
b, r, r, b,
b, 0, r, b,
b, b, b, b }
assert(cel.image.width == 4)
assert(cel.image.height == 4)
for v=0,3 do
for u=0,3 do
print(u, v, cel.image:getPixel(u, v), expected[1+v*4+u])
assert(cel.image:getPixel(u, v) == expected[1+v*4+u])
end
end
end
----------------------------------------------------------------------
-- ellipse
----------------------------------------------------------------------
local yellow = Color{ r=255, g=255, b=0 }
app.useTool{
tool='ellipse',
color=yellow,
points={ Point(0, 0), Point(3, 3) }}
local cel = spr.cels[1]
do
local r = app.pixelColor.rgba(red.red, red.green, red.blue)
local b = app.pixelColor.rgba(blue.red, blue.green, blue.blue)
local y = app.pixelColor.rgba(yellow.red, yellow.green, yellow.blue)
local expected = { b, y, y, b,
y, r, r, y,
y, 0, r, y,
b, y, y, b }
assert(cel.image.width == 4)
assert(cel.image.height == 4)
for v=0,3 do
for u=0,3 do
print(u, v, cel.image:getPixel(u, v), expected[1+v*4+u])
assert(cel.image:getPixel(u, v) == expected[1+v*4+u])
end
end
end