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- -------------------------------------------------------------------------------
- -- Spine Runtimes Software License v2.5
- --
- -- Copyright (c) 2013-2016, Esoteric Software
- -- All rights reserved.
- --
- -- You are granted a perpetual, non-exclusive, non-sublicensable, and
- -- non-transferable license to use, install, execute, and perform the Spine
- -- Runtimes software and derivative works solely for personal or internal
- -- use. Without the written permission of Esoteric Software (see Section 2 of
- -- the Spine Software License Agreement), you may not (a) modify, translate,
- -- adapt, or develop new applications using the Spine Runtimes or otherwise
- -- create derivative works or improvements of the Spine Runtimes or (b) remove,
- -- delete, alter, or obscure any trademarks or any copyright, trademark, patent,
- -- or other intellectual property or proprietary rights notices on or in the
- -- Software, including any copy thereof. Redistributions in binary or source
- -- form must include this license and terms.
- --
- -- THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
- -- IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- -- MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- -- EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- -- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- -- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
- -- USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- -- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- -- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- -- POSSIBILITY OF SUCH DAMAGE.
- -------------------------------------------------------------------------------
- local Atlas = {}
- function Atlas.parse(atlasPath, atlasBase)
- local function parseIntTuple4( l )
- local a,b,c,d = string.match( l , " ? ?%a+: ([+-]?%d+), ?([+-]?%d+), ?([+-]?%d+), ?([+-]?%d+)" )
- a,b,c,d = tonumber( a ), tonumber( b ), tonumber( c ), tonumber( d )
- return a and b and c and d and {a, b, c ,d}
- end
- local function parseIntTuple2( l )
- local a,b = string.match( l , " ? ?%a+: ([+-]?%d+), ?([+-]?%d+)" )
- a,b = tonumber( a ), tonumber( b )
- return a and b and {a, b}
- end
- if not atlasPath then
- error("Error: " .. atlasPath .. ".atlas" .. " doesn't exist!")
- return nil
- end
- local atlasLines = spine.utils.readFile( atlasPath, atlasBase )
- if not atlasLines then
- error("Error: " .. atlasPath .. ".atlas" .. " unable to read!")
- return nil
- end
- local pages = {}
- local it = string.gmatch(atlasLines, "(.-)\r?\n") -- iterate over lines
- for l in it do
- if #l == 0 then
- l = it()
- if l then
- local page = { name = l }
- l = it()
- page.size = parseIntTuple2( l )
- if page.size then
- l = it()
- end
- page.format = string.match( l, "%a+: (.+)" )
- page.filter = {string.match( it(), "%a+: (.+),(.+)" )}
- page.wrap = string.match( it(), "%a+: (.+)" )
- page.regions = {}
- table.insert( pages, page )
- else
- break
- end
- else
- local region = {name = l}
- region.rotate = string.match( it(), "%a+: (.+)" ) == "true"
- region.xy = parseIntTuple2( it() )
- region.size = parseIntTuple2( it() )
- l = it()
- region.splits = parseIntTuple4(l)
- if region.splits then
- l = it()
- region.pad = parseIntTuple4(l)
- if region.pad then
- l = it()
- end
- end
- region.orig = parseIntTuple2( l )
- region.offset = parseIntTuple2( it() )
- region.index = tonumber( string.match( it() , "%a+: ([+-]?%d+)" ) )
- table.insert( pages[#pages].regions, region )
- end
- end
- return pages
- end
- return Atlas
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