mirror of
https://github.com/linux-man/LoveFrames.git
synced 2024-11-26 05:14:21 +00:00
351 lines
7.3 KiB
Lua
351 lines
7.3 KiB
Lua
--[[------------------------------------------------
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-- LÖVE Frames --
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-- By Nikolai Resokav --
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--]]------------------------------------------------
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--[[------------------------------------------------
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-- note: the text wrapping of this object is
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experimental and not final
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--]]------------------------------------------------
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-- text class
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text = class("text", base)
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text:include(loveframes.templates.default)
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--[[---------------------------------------------------------
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- func: initialize()
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- desc: initializes the object
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--]]---------------------------------------------------------
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function text:initialize()
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self.type = "text"
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self.text = ""
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self.font = love.graphics.newFont(12)
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self.width = 5
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self.height = 5
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self.maxw = 0
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self.lines = 1
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self.text = {}
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self.original = {}
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self.internal = false
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end
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--[[---------------------------------------------------------
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- func: update(deltatime)
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- desc: updates the object
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--]]---------------------------------------------------------
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function text:update(dt)
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if self.visible == false then
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if self.alwaysupdate == false then
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return
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end
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end
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self:CheckHover()
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-- move to parent if there is a parent
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if self.parent ~= loveframes.base then
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self.x = self.parent.x + self.staticx
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self.y = self.parent.y + self.staticy
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end
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if self.Update then
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self.Update(self, dt)
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end
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end
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--[[---------------------------------------------------------
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- func: draw()
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- desc: draws the object
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--]]---------------------------------------------------------
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function text:draw()
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if self.visible == false then
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return
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end
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loveframes.drawcount = loveframes.drawcount + 1
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self.draworder = loveframes.drawcount
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-- skin variables
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local index = loveframes.config["ACTIVESKIN"]
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local defaultskin = loveframes.config["DEFAULTSKIN"]
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local selfskin = self.skin
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local skin = loveframes.skins.available[selfskin] or loveframes.skins.available[index] or loveframes.skins.available[defaultskin]
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if self.Draw ~= nil then
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self.Draw(self)
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else
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skin.DrawText(self)
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end
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self:DrawText()
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end
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--[[---------------------------------------------------------
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- func: SetText(text)
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- desc: sets the object's text
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--]]---------------------------------------------------------
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function text:SetText(t)
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local dtype = type(t)
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local maxw = self.maxw
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local font = self.font
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local inserts = {}
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local tdata, prevcolor
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self.text = {}
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if dtype == "string" then
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tdata = {t}
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self.original = {t}
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elseif dtype == "number" then
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tdata = {tostring(t)}
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self.original = {tostring(t)}
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elseif dtype == "table" then
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tdata = t
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self.original = t
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else
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return
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end
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for k, v in ipairs(tdata) do
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local dtype = type(v)
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if k == 1 and dtype ~= "table" then
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prevcolor = {0, 0, 0, 255}
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end
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if dtype == "table" then
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prevcolor = v
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elseif dtype == "string" then
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v = v:gsub(string.char(9), " ")
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v = v:gsub("\n", "")
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local parts = loveframes.util.SplitSring(v, " ")
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for i, j in ipairs(parts) do
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table.insert(self.text, {color = prevcolor, text = j})
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end
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end
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end
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if maxw > 0 then
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for k, v in ipairs(self.text) do
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local data = v.text
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local width = font:getWidth(data)
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local curw = 0
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local new = ""
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local key = k
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if width > maxw then
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table.remove(self.text, k)
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for n=1, #data do
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local item = data:sub(n, n)
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local itemw = font:getWidth(item)
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if n ~= #data then
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if (curw + itemw) > maxw then
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table.insert(inserts, {key = key, color = v.color, text = new})
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new = item
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curw = 0 + itemw
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key = key + 1
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else
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new = new .. item
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curw = curw + itemw
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end
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else
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new = new .. item
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table.insert(inserts, {key = key, color = v.color, text = new})
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end
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end
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end
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end
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end
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for k, v in ipairs(inserts) do
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table.insert(self.text, v.key, {color = v.color, text = v.text})
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end
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end
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--[[---------------------------------------------------------
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- func: GetText()
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- desc: gets the object's text
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--]]---------------------------------------------------------
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function text:GetText()
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return self.text
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end
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--[[---------------------------------------------------------
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- func: Format()
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- desc: formats the text
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--]]---------------------------------------------------------
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function text:DrawText()
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local textdata = self.text
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local maxw = self.maxw
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local font = self.font
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local height = font:getHeight("a")
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local twidth = 0
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local drawx = 0
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local drawy = 0
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local lines = 0
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local totalwidth = 0
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local prevtextwidth
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for k, v in ipairs(textdata) do
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if type(v.text) == "string" then
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local width = font:getWidth(v.text)
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totalwidth = totalwidth + width
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if maxw > 0 then
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if k ~= 1 then
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if (twidth + width) > maxw then
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twidth = 0 + width
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drawx = 0
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drawy = drawy + height
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else
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twidth = twidth + width
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drawx = drawx + prevtextwidth
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end
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else
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twidth = twidth + width
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end
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prevtextwidth = width
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love.graphics.setFont(font)
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love.graphics.setColor(unpack(v.color))
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love.graphics.print(v.text, self.x + drawx, self.y + drawy)
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else
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if k ~= 1 then
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drawx = drawx + prevtextwidth
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end
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prevtextwidth = width
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love.graphics.setFont(font)
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love.graphics.setColor(unpack(v.color))
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love.graphics.print(v.text, self.x + drawx, self.y)
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end
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end
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end
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if maxw > 0 then
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self.width = maxw
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else
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self.width = totalwidth
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end
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self.height = drawy + height
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end
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--[[---------------------------------------------------------
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- func: SetMaxWidth(width)
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- desc: sets the object's maximum width
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--]]---------------------------------------------------------
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function text:SetMaxWidth(width)
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self.maxw = width
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self:SetText(self.original)
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end
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--[[---------------------------------------------------------
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- func: GetMaxWidth()
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- desc: gets the object's maximum width
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--]]---------------------------------------------------------
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function text:GetMaxWidth()
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return self.maxw
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end
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--[[---------------------------------------------------------
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- func: SetWidth(width)
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- desc: sets the object's width
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--]]---------------------------------------------------------
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function text:SetWidth(width)
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self:SetMaxWidth(width)
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end
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--[[---------------------------------------------------------
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- func: SetHeight()
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- desc: sets the object's height
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--]]---------------------------------------------------------
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function text:SetHeight(height)
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return
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end
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--[[---------------------------------------------------------
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- func: SetSize()
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- desc: sets the object's size
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--]]---------------------------------------------------------
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function text:SetSize(width, height)
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self:SetMaxWidth(width)
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end
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--[[---------------------------------------------------------
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- func: SetFont(font)
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- desc: sets the object's font
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- note: font argument must be a font object
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--]]---------------------------------------------------------
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function text:SetFont(font)
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self.font = font
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if self.original then
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self:SetText(self.original)
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end
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end
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--[[---------------------------------------------------------
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- func: GetFont()
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- desc: gets the object's font
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--]]---------------------------------------------------------
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function text:GetFont()
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return self.font
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end |