From 1c8d5462d7c5e71bd55f1c885def0417a83d16d7 Mon Sep 17 00:00:00 2001 From: Fox Date: Mon, 4 Apr 2016 12:47:02 -0700 Subject: [PATCH] wip internals of text for streamlined_get_set, fixed bug with window align --- demo/debug-lib/inspect.lua | 344 +++++++++++++++++++++++++++++++++++ demo/main.lua | 3 +- demo/pop/elements/text.lua | 29 +-- demo/pop/elements/window.lua | 8 + lib/pop/elements/text.lua | 29 +-- lib/pop/elements/window.lua | 8 + src/pop/elements/text.moon | 12 +- src/pop/elements/window.moon | 10 + 8 files changed, 408 insertions(+), 35 deletions(-) create mode 100644 demo/debug-lib/inspect.lua diff --git a/demo/debug-lib/inspect.lua b/demo/debug-lib/inspect.lua new file mode 100644 index 0000000..4b654b2 --- /dev/null +++ b/demo/debug-lib/inspect.lua @@ -0,0 +1,344 @@ +local inspect ={ + _VERSION = 'inspect.lua 3.0.3', + _URL = 'http://github.com/kikito/inspect.lua', + _DESCRIPTION = 'human-readable representations of tables', + _LICENSE = [[ + MIT LICENSE + + Copyright (c) 2013 Enrique García Cota + + 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. + ]] +} + +inspect.KEY = setmetatable({}, {__tostring = function() return 'inspect.KEY' end}) +inspect.METATABLE = setmetatable({}, {__tostring = function() return 'inspect.METATABLE' end}) + +-- Apostrophizes the string if it has quotes, but not aphostrophes +-- Otherwise, it returns a regular quoted string +local function smartQuote(str) + if str:match('"') and not str:match("'") then + return "'" .. str .. "'" + end + return '"' .. str:gsub('"', '\\"') .. '"' +end + +local controlCharsTranslation = { + ["\a"] = "\\a", ["\b"] = "\\b", ["\f"] = "\\f", ["\n"] = "\\n", + ["\r"] = "\\r", ["\t"] = "\\t", ["\v"] = "\\v" +} + +local function escape(str) + local result = str:gsub("\\", "\\\\"):gsub("(%c)", controlCharsTranslation) + return result +end + +local function isIdentifier(str) + return type(str) == 'string' and str:match( "^[_%a][_%a%d]*$" ) +end + +local function isSequenceKey(k, sequenceLength) + return type(k) == 'number' + and 1 <= k + and k <= sequenceLength + and math.floor(k) == k +end + +local defaultTypeOrders = { + ['number'] = 1, ['boolean'] = 2, ['string'] = 3, ['table'] = 4, + ['function'] = 5, ['userdata'] = 6, ['thread'] = 7 +} + +local function sortKeys(a, b) + local ta, tb = type(a), type(b) + + -- strings and numbers are sorted numerically/alphabetically + if ta == tb and (ta == 'string' or ta == 'number') then return a < b end + + local dta, dtb = defaultTypeOrders[ta], defaultTypeOrders[tb] + -- Two default types are compared according to the defaultTypeOrders table + if dta and dtb then return defaultTypeOrders[ta] < defaultTypeOrders[tb] + elseif dta then return true -- default types before custom ones + elseif dtb then return false -- custom types after default ones + end + + -- custom types are sorted out alphabetically + return ta < tb +end + +-- For implementation reasons, the behavior of rawlen & # is "undefined" when +-- tables aren't pure sequences. So we implement our own # operator. +local function getSequenceLength(t) + local len = 1 + local v = rawget(t,len) + while v ~= nil do + len = len + 1 + v = rawget(t,len) + end + return len - 1 +end + +local function getNonSequentialKeys(t) + local keys = {} + local sequenceLength = getSequenceLength(t) + for k,_ in pairs(t) do + if not isSequenceKey(k, sequenceLength) then table.insert(keys, k) end + end + table.sort(keys, sortKeys) + return keys, sequenceLength +end + +local function getToStringResultSafely(t, mt) + local __tostring = type(mt) == 'table' and rawget(mt, '__tostring') + local str, ok + if type(__tostring) == 'function' then + ok, str = pcall(__tostring, t) + str = ok and str or 'error: ' .. tostring(str) + end + if type(str) == 'string' and #str > 0 then return str end +end + +local maxIdsMetaTable = { + __index = function(self, typeName) + rawset(self, typeName, 0) + return 0 + end +} + +local idsMetaTable = { + __index = function (self, typeName) + local col = {} + rawset(self, typeName, col) + return col + end +} + +local function countTableAppearances(t, tableAppearances) + tableAppearances = tableAppearances or {} + + if type(t) == 'table' then + if not tableAppearances[t] then + tableAppearances[t] = 1 + for k,v in pairs(t) do + countTableAppearances(k, tableAppearances) + countTableAppearances(v, tableAppearances) + end + countTableAppearances(getmetatable(t), tableAppearances) + else + tableAppearances[t] = tableAppearances[t] + 1 + end + end + + return tableAppearances +end + +local copySequence = function(s) + local copy, len = {}, #s + for i=1, len do copy[i] = s[i] end + return copy, len +end + +local function makePath(path, ...) + local keys = {...} + local newPath, len = copySequence(path) + for i=1, #keys do + newPath[len + i] = keys[i] + end + return newPath +end + +local function processRecursive(process, item, path, visited) + + if item == nil then return nil end + if visited[item] then return visited[item] end + + local processed = process(item, path) + if type(processed) == 'table' then + local processedCopy = {} + visited[item] = processedCopy + local processedKey + + for k,v in pairs(processed) do + processedKey = processRecursive(process, k, makePath(path, k, inspect.KEY), visited) + if processedKey ~= nil then + processedCopy[processedKey] = processRecursive(process, v, makePath(path, processedKey), visited) + end + end + + local mt = processRecursive(process, getmetatable(processed), makePath(path, inspect.METATABLE), visited) + setmetatable(processedCopy, mt) + processed = processedCopy + end + return processed +end + + + +------------------------------------------------------------------- + +local Inspector = {} +local Inspector_mt = {__index = Inspector} + +function Inspector:puts(...) + local args = {...} + local buffer = self.buffer + local len = #buffer + for i=1, #args do + len = len + 1 + buffer[len] = tostring(args[i]) + end +end + +function Inspector:down(f) + self.level = self.level + 1 + f() + self.level = self.level - 1 +end + +function Inspector:tabify() + self:puts(self.newline, string.rep(self.indent, self.level)) +end + +function Inspector:alreadyVisited(v) + return self.ids[type(v)][v] ~= nil +end + +function Inspector:getId(v) + local tv = type(v) + local id = self.ids[tv][v] + if not id then + id = self.maxIds[tv] + 1 + self.maxIds[tv] = id + self.ids[tv][v] = id + end + return id +end + +function Inspector:putKey(k) + if isIdentifier(k) then return self:puts(k) end + self:puts("[") + self:putValue(k) + self:puts("]") +end + +function Inspector:putTable(t) + if t == inspect.KEY or t == inspect.METATABLE then + self:puts(tostring(t)) + elseif self:alreadyVisited(t) then + self:puts('') + elseif self.level >= self.depth then + self:puts('{...}') + else + if self.tableAppearances[t] > 1 then self:puts('<', self:getId(t), '>') end + + local nonSequentialKeys, sequenceLength = getNonSequentialKeys(t) + local mt = getmetatable(t) + local toStringResult = getToStringResultSafely(t, mt) + + self:puts('{') + self:down(function() + if toStringResult then + self:puts(' -- ', escape(toStringResult)) + if sequenceLength >= 1 then self:tabify() end + end + + local count = 0 + for i=1, sequenceLength do + if count > 0 then self:puts(',') end + self:puts(' ') + self:putValue(t[i]) + count = count + 1 + end + + for _,k in ipairs(nonSequentialKeys) do + if count > 0 then self:puts(',') end + self:tabify() + self:putKey(k) + self:puts(' = ') + self:putValue(t[k]) + count = count + 1 + end + + if mt then + if count > 0 then self:puts(',') end + self:tabify() + self:puts(' = ') + self:putValue(mt) + end + end) + + if #nonSequentialKeys > 0 or mt then -- result is multi-lined. Justify closing } + self:tabify() + elseif sequenceLength > 0 then -- array tables have one extra space before closing } + self:puts(' ') + end + + self:puts('}') + end +end + +function Inspector:putValue(v) + local tv = type(v) + + if tv == 'string' then + self:puts(smartQuote(escape(v))) + elseif tv == 'number' or tv == 'boolean' or tv == 'nil' then + self:puts(tostring(v)) + elseif tv == 'table' then + self:putTable(v) + else + self:puts('<',tv,' ',self:getId(v),'>') + end +end + +------------------------------------------------------------------- + +function inspect.inspect(root, options) + options = options or {} + + local depth = options.depth or math.huge + local newline = options.newline or '\n' + local indent = options.indent or ' ' + local process = options.process + + if process then + root = processRecursive(process, root, {}, {}) + end + + local inspector = setmetatable({ + depth = depth, + buffer = {}, + level = 0, + ids = setmetatable({}, idsMetaTable), + maxIds = setmetatable({}, maxIdsMetaTable), + newline = newline, + indent = indent, + tableAppearances = countTableAppearances(root) + }, Inspector_mt) + + inspector:putValue(root) + + return table.concat(inspector.buffer) +end + +setmetatable(inspect, { __call = function(_, ...) return inspect.inspect(...) end }) + +return inspect + diff --git a/demo/main.lua b/demo/main.lua index 521b2a3..ff5e1f0 100644 --- a/demo/main.lua +++ b/demo/main.lua @@ -1,11 +1,12 @@ local lg = love.graphics -local pop +local pop, inspect local debugDraw = false function love.load() print(love.getVersion()) + inspect = require "debug-lib/inspect" pop = require "pop" ---[[ local c = pop.box():align("center", "center"):setSize(300, 300) diff --git a/demo/pop/elements/text.lua b/demo/pop/elements/text.lua index 44ee6a3..9d5df18 100644 --- a/demo/pop/elements/text.lua +++ b/demo/pop/elements/text.lua @@ -12,19 +12,10 @@ do local _class_0 local _parent_0 = element local _base_0 = { - wrap = function(pop) - return function(parent, ...) - if type(parent) == "string" then - return pop.create("text", nil, parent, ...) - else - return pop.create("text", parent, ...) - end - end - end, draw = function(self) graphics.setColor(self.color) graphics.setFont(self.font) - graphics.print(self.text, self.x, self.y) + graphics.print(self.txt, self.x, self.y) return self end, debugDraw = function(self) @@ -38,8 +29,8 @@ do return self end, setSize = function(self) - local w = self.font:getWidth(self.text) - local h = self.font:getHeight() * (select(2, self.text:gsub("\n", "\n")) + 1) + local w = self.font:getWidth(self.txt) + local h = self.font:getHeight() * (select(2, self.txt:gsub("\n", "\n")) + 1) local _exp_0 = self.horizontal if "center" == _exp_0 then self.x = self.x - ((w - self.w) / 2) @@ -68,12 +59,12 @@ do if text == nil then text = "" end - self.text = text + self.txt = text self:setSize() return self end, getText = function(self) - return self.text + return self.txt end, setFont = function(self, font) self.font = font @@ -145,6 +136,16 @@ do end }) _base_0.__class = _class_0 + local self = _class_0 + self.wrap = function(pop) + return function(parent, ...) + if type(parent) == "string" then + return pop.create("text", nil, parent, ...) + else + return pop.create("text", parent, ...) + end + end + end if _parent_0.__inherited then _parent_0.__inherited(_parent_0, _class_0) end diff --git a/demo/pop/elements/window.lua b/demo/pop/elements/window.lua index 57ea9df..72b2033 100644 --- a/demo/pop/elements/window.lua +++ b/demo/pop/elements/window.lua @@ -52,6 +52,14 @@ do getChildren = function(self) return self.window.child end, + align = function(self, horizontal, vertical, toPixel) + _class_0.__parent.__base.align(self, horizontal, vertical, toPixel) + for i = 1, #self.child do + self.child[i]:align() + end + self.window:move(nil, self.head:getHeight()) + return self + end, setSize = function(self, w, h) local x = 0 local y = 0 diff --git a/lib/pop/elements/text.lua b/lib/pop/elements/text.lua index 44ee6a3..9d5df18 100644 --- a/lib/pop/elements/text.lua +++ b/lib/pop/elements/text.lua @@ -12,19 +12,10 @@ do local _class_0 local _parent_0 = element local _base_0 = { - wrap = function(pop) - return function(parent, ...) - if type(parent) == "string" then - return pop.create("text", nil, parent, ...) - else - return pop.create("text", parent, ...) - end - end - end, draw = function(self) graphics.setColor(self.color) graphics.setFont(self.font) - graphics.print(self.text, self.x, self.y) + graphics.print(self.txt, self.x, self.y) return self end, debugDraw = function(self) @@ -38,8 +29,8 @@ do return self end, setSize = function(self) - local w = self.font:getWidth(self.text) - local h = self.font:getHeight() * (select(2, self.text:gsub("\n", "\n")) + 1) + local w = self.font:getWidth(self.txt) + local h = self.font:getHeight() * (select(2, self.txt:gsub("\n", "\n")) + 1) local _exp_0 = self.horizontal if "center" == _exp_0 then self.x = self.x - ((w - self.w) / 2) @@ -68,12 +59,12 @@ do if text == nil then text = "" end - self.text = text + self.txt = text self:setSize() return self end, getText = function(self) - return self.text + return self.txt end, setFont = function(self, font) self.font = font @@ -145,6 +136,16 @@ do end }) _base_0.__class = _class_0 + local self = _class_0 + self.wrap = function(pop) + return function(parent, ...) + if type(parent) == "string" then + return pop.create("text", nil, parent, ...) + else + return pop.create("text", parent, ...) + end + end + end if _parent_0.__inherited then _parent_0.__inherited(_parent_0, _class_0) end diff --git a/lib/pop/elements/window.lua b/lib/pop/elements/window.lua index 57ea9df..72b2033 100644 --- a/lib/pop/elements/window.lua +++ b/lib/pop/elements/window.lua @@ -52,6 +52,14 @@ do getChildren = function(self) return self.window.child end, + align = function(self, horizontal, vertical, toPixel) + _class_0.__parent.__base.align(self, horizontal, vertical, toPixel) + for i = 1, #self.child do + self.child[i]:align() + end + self.window:move(nil, self.head:getHeight()) + return self + end, setSize = function(self, w, h) local x = 0 local y = 0 diff --git a/src/pop/elements/text.moon b/src/pop/elements/text.moon index fc5347b..80d611e 100644 --- a/src/pop/elements/text.moon +++ b/src/pop/elements/text.moon @@ -6,7 +6,7 @@ element = require "#{path}/element" class text extends element -- this should be completely unneccessary, but I'm keeping it just in case - wrap: (pop) -> + @wrap = (pop) -> return (parent, ...) -> if type(parent) == "string" return pop.create("text", nil, parent, ...) @@ -23,7 +23,7 @@ class text extends element draw: => graphics.setColor @color graphics.setFont @font - graphics.print @text, @x, @y + graphics.print @txt, @x, @y return @ @@ -40,8 +40,8 @@ class text extends element -- unlike most elements, you cannot set a size for text elements setSize: => - w = @font\getWidth @text - h = @font\getHeight! * (select(2, @text\gsub("\n", "\n")) + 1) --hack to get height of multiple lines + w = @font\getWidth @txt + h = @font\getHeight! * (select(2, @txt\gsub("\n", "\n")) + 1) --hack to get height of multiple lines switch @horizontal when "center" @@ -71,12 +71,12 @@ class text extends element return @ setText: (text="") => - @text = text + @txt = text @setSize! return @ getText: => - return @text + return @txt setFont: (font) => @font = font diff --git a/src/pop/elements/window.moon b/src/pop/elements/window.moon index 4eb7787..8a70a02 100644 --- a/src/pop/elements/window.moon +++ b/src/pop/elements/window.moon @@ -118,6 +118,16 @@ class window extends element getChildren: => return @window.child + align: (horizontal, vertical, toPixel) => + super horizontal, vertical, toPixel + + for i = 1, #@child + @child[i]\align! + + @window\move nil, @head\getHeight! + + return @ + --update: => -- if selected, set position based on current mouse position relative to position it was when mousepressed