mirror of
https://github.com/linux-man/LoveFrames.git
synced 2024-10-11 22:34:17 +00:00
486 lines
12 KiB
Lua
486 lines
12 KiB
Lua
--[[------------------------------------------------
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-- Love Frames - A GUI library for LOVE --
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-- Copyright (c) 2012 Kenny Shields --
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--]]------------------------------------------------
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-- tabs class
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local newobject = loveframes.NewObject("tabs", "loveframes_object_tabs", true)
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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 newobject:initialize()
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self.type = "tabs"
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self.width = 100
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self.height = 50
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self.clickx = 0
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self.clicky = 0
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self.offsetx = 0
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self.tab = 1
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self.tabnumber = 1
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self.padding = 5
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self.tabheight = 25
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self.previoustabheight = 25
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self.autosize = true
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self.internal = false
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self.tooltipfont = loveframes.basicfontsmall
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self.tabs = {}
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self.internals = {}
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self.children = {}
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end
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--[[---------------------------------------------------------
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- func: update(deltatime)
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- desc: updates the element
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--]]---------------------------------------------------------
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function newobject:update(dt)
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local visible = self.visible
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local alwaysupdate = self.alwaysupdate
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if not visible then
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if not alwaysupdate then
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return
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end
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end
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local x, y = love.mouse.getPosition()
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local tabheight = self.tabheight
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local padding = self.padding
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local autosize = self.autosize
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local padding = self.padding
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local autosize = self.autosize
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local children = self.children
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local numchildren = #children
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local internals = self.internals
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local tab = self.tab
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local parent = self.parent
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local autosize = self.autosize
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local base = loveframes.base
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local update = self.Update
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-- move to parent if there is a parent
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if parent ~= 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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self:CheckHover()
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if numchildren > 0 and tab == 0 then
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self.tab = 1
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end
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local pos = 0
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for k, v in ipairs(internals) do
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v:update(dt)
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if v.type == "tabbutton" then
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v.y = (v.parent.y + v.staticy)
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v.x = (v.parent.x + v.staticx) + pos + self.offsetx
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pos = pos + v.width - 1
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end
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end
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for k, v in ipairs(children) do
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v:update(dt)
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v:SetPos(padding, tabheight + padding)
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end
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if update then
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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 newobject:draw()
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local visible = self.visible
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if not visible then
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return
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end
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local internals = self.internals
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local tabheight = self:GetHeightOfButtons()
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local stencilfunc = function() love.graphics.rectangle("fill", self.x, self.y, self.width, tabheight) end
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local stencil = love.graphics.newStencil(stencilfunc)
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local internals = self.internals
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local skins = loveframes.skins.available
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local skinindex = 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 = skins[selfskin] or skins[skinindex]
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local drawfunc = skin.DrawTabPanel or skins[defaultskin].DrawTabPanel
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local draw = self.Draw
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local drawcount = loveframes.drawcount
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-- set the object's draw order
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self:SetDrawOrder()
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if draw then
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draw(self)
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else
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drawfunc(self)
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end
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love.graphics.setStencil(stencil)
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for k, v in ipairs(internals) do
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v:draw()
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end
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love.graphics.setStencil()
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if #self.children > 0 then
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self.children[self.tab]:draw()
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end
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end
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--[[---------------------------------------------------------
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- func: mousepressed(x, y, button)
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- desc: called when the player presses a mouse button
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--]]---------------------------------------------------------
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function newobject:mousepressed(x, y, button)
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local visible = self.visible
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if not visible then
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return
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end
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local children = self.children
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local numchildren = #children
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local tab = self.tab
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local internals = self.internals
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local numinternals = #internals
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local hover = self.hover
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if hover then
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if button == "l" then
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local baseparent = self:GetBaseParent()
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if baseparent and baseparent.type == "frame" then
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baseparent:MakeTop()
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end
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end
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end
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if button == "wu" then
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local buttonheight = self:GetHeightOfButtons()
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local col = loveframes.util.BoundingBox(self.x, x, self.y, y, self.width, 1, buttonheight, 1)
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local visible = internals[numinternals - 1]:GetVisible()
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if col and visible then
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self.offsetx = self.offsetx + 5
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if self.offsetx > 0 then
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self.offsetx = 0
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end
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end
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end
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if button == "wd" then
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local buttonheight = self:GetHeightOfButtons()
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local col = loveframes.util.BoundingBox(self.x, x, self.y, y, self.width, 1, buttonheight, 1)
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local visible = internals[numinternals]:GetVisible()
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if col and visible then
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local bwidth = self:GetWidthOfButtons()
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if (self.offsetx + bwidth) < self.width then
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self.offsetx = bwidth - self.width
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else
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self.offsetx = self.offsetx - 5
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end
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end
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end
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for k, v in ipairs(internals) do
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v:mousepressed(x, y, button)
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end
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if numchildren > 0 then
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children[tab]:mousepressed(x, y, button)
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end
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end
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--[[---------------------------------------------------------
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- func: mousereleased(x, y, button)
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- desc: called when the player releases a mouse button
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--]]---------------------------------------------------------
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function newobject:mousereleased(x, y, button)
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local visible = self.visible
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local children = self.children
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local numchildren = #children
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local tab = self.tab
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local internals = self.internals
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if not visible then
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return
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end
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for k, v in ipairs(internals) do
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v:mousereleased(x, y, button)
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end
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if numchildren > 0 then
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children[tab]:mousereleased(x, y, button)
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end
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end
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--[[---------------------------------------------------------
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- func: AddTab(name, object, tip, image)
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- desc: adds a new tab to the tab panel
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--]]---------------------------------------------------------
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function newobject:AddTab(name, object, tip, image)
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local padding = self.padding
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local autosize = self.autosize
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local tabnumber = self.tabnumber
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local tabheight = self.tabheight
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local internals = self.internals
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object:Remove()
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object.parent = self
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object.staticx = 0
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object.staticy = 0
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table.insert(self.children, object)
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internals[tabnumber] = loveframes.objects["tabbutton"]:new(self, name, tabnumber, tip, image)
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self.tabnumber = tabnumber + 1
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for k, v in ipairs(internals) do
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self:SwitchToTab(k)
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break
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end
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self:AddScrollButtons()
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if autosize and not retainsize then
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object:SetSize(self.width - padding*2, (self.height - tabheight) - padding*2)
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end
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end
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--[[---------------------------------------------------------
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- func: AddScrollButtons()
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- desc: creates scroll buttons fot the tab panel
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- note: for internal use only
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--]]---------------------------------------------------------
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function newobject:AddScrollButtons()
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local internals = self.internals
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for k, v in ipairs(internals) do
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if v.type == "scrollbutton" then
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table.remove(internals, k)
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end
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end
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local leftbutton = loveframes.objects["scrollbutton"]:new("left")
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leftbutton.parent = self
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leftbutton:SetPos(0, 0)
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leftbutton:SetSize(15, 25)
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leftbutton:SetAlwaysUpdate(true)
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leftbutton.Update = function(object, dt)
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if self.offsetx ~= 0 then
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object.visible = true
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else
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object.visible = false
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object.down = false
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object.hover = false
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end
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if object.down == true then
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if self.offsetx ~= 0 then
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self.offsetx = self.offsetx + 1
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end
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end
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end
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local rightbutton = loveframes.objects["scrollbutton"]:new("right")
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rightbutton.parent = self
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rightbutton:SetPos(self.width - 15, 0)
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rightbutton:SetSize(15, 25)
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rightbutton:SetAlwaysUpdate(true)
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rightbutton.Update = function(object, dt)
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local bwidth = self:GetWidthOfButtons()
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if (self.offsetx + bwidth) > self.width then
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object.visible = true
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else
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object.visible = false
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object.down = false
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object.hover = false
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end
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if object.down == true then
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if ((self.x + self.offsetx) + bwidth) ~= (self.x + self.width) then
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self.offsetx = self.offsetx - 1
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end
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end
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end
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table.insert(internals, leftbutton)
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table.insert(internals, rightbutton)
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end
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--[[---------------------------------------------------------
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- func: GetWidthOfButtons()
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- desc: gets the total width of all of the tab buttons
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--]]---------------------------------------------------------
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function newobject:GetWidthOfButtons()
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local width = 0
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local internals = self.internals
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for k, v in ipairs(internals) do
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if v.type == "tabbutton" then
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width = width + v.width
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end
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end
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return width
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end
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--[[---------------------------------------------------------
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- func: GetHeightOfButtons()
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- desc: gets the height of one tab button
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--]]---------------------------------------------------------
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function newobject:GetHeightOfButtons()
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return self.tabheight
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end
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--[[---------------------------------------------------------
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- func: SwitchToTab(tabnumber)
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- desc: makes the specified tab the active tab
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--]]---------------------------------------------------------
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function newobject:SwitchToTab(tabnumber)
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local children = self.children
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for k, v in ipairs(children) do
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v.visible = false
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end
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self.tab = tabnumber
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self.children[tabnumber].visible = true
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end
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--[[---------------------------------------------------------
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- func: SetScrollButtonSize(width, height)
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- desc: sets the size of the scroll buttons
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--]]---------------------------------------------------------
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function newobject:SetScrollButtonSize(width, height)
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local internals = self.internals
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for k, v in ipairs(internals) do
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if v.type == "scrollbutton" then
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v:SetSize(width, height)
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end
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end
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end
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--[[---------------------------------------------------------
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- func: SetPadding(paddint)
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- desc: sets the padding for the tab panel
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--]]---------------------------------------------------------
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function newobject:SetPadding(padding)
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self.padding = padding
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end
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--[[---------------------------------------------------------
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- func: SetPadding(paddint)
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- desc: gets the padding of the tab panel
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--]]---------------------------------------------------------
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function newobject:GetPadding()
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return self.padding
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end
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--[[---------------------------------------------------------
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- func: SetTabHeight(height)
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- desc: sets the height of the tab buttons
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--]]---------------------------------------------------------
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function newobject:SetTabHeight(height)
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local autosize = self.autosize
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local padding = self.padding
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local previoustabheight = self.previoustabheight
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local children = self.children
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local internals = self.internals
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self.tabheight = height
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local tabheight = self.tabheight
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if tabheight ~= previoustabheight then
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for k, v in ipairs(children) do
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local retainsize = v.retainsize
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if autosize and not retainsize then
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v:SetSize(self.width - padding*2, (self.height - tabheight) - padding*2)
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end
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end
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self.previoustabheight = tabheight
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end
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for k, v in ipairs(internals) do
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if v.type == "tabbutton" then
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v:SetHeight(self.tabheight)
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end
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end
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end
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--[[---------------------------------------------------------
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- func: SetToolTipFont(font)
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- desc: sets the height of the tab buttons
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--]]---------------------------------------------------------
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function newobject:SetToolTipFont(font)
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local internals = self.internals
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for k, v in ipairs(internals) do
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if v.type == "tabbutton" and v.tooltip then
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v.tooltip:SetFont(font)
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end
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end
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end
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--[[---------------------------------------------------------
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- func: GetTabNumber()
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- desc: gets the object's tab number
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--]]---------------------------------------------------------
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function newobject:GetTabNumber()
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return self.tab
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end |