Nenue@50: --- Devian - Dock.lua
Nenue@32: -- @file-author@
Nenue@32: -- @project-revision@ @project-hash@
Nenue@32: -- @file-revision@ @file-hash@
Nenue@32: -- Created: 12/26/2015 12:32 PM
Nenue@50: -- Docking and arrangement calls
Nenue@32: 
Nenue@32: local D = LibStub("AceAddon-3.0"):GetAddon("Devian")
Nenue@50: local ceil, floor, sqrt, pairs, GetScreenWidth, GetScreenHeight =  math.ceil, math.floor, math.sqrt, pairs, GetScreenWidth, GetScreenHeight
Nenue@50: local UIFrameFadeIn, UIFrameFadeOut = UIFrameFadeIn, UIFrameFadeOut
Nenue@47: local db
Nenue@32: 
Nenue@32: --- Spaces each frame evenly across the screen.
Nenue@32: function D:DistributeFrames() --
Nenue@50:   local max = self.num_channels
Nenue@50:   local num_side = ceil(sqrt(max))
Nenue@50:   local w = GetScreenWidth() / num_side
Nenue@50:   local h = GetScreenHeight() / num_side
Nenue@50:   for i, frame in pairs(D.console) do
Nenue@50:     local dx = (i-1) % num_side
Nenue@50:     local dy = floor((i-1) / num_side)
Nenue@50:     frame.width = w
Nenue@50:     frame.height = h
Nenue@50:     frame.x = dx * w
Nenue@50:     frame.y = -(dy * h)
Nenue@50:     frame:Save()
Nenue@50:   end
Nenue@32: end
Nenue@32: 
Nenue@32: --- Place all frames stacked beneath the primary frame.
Nenue@32: function D:StackFrames()
Nenue@32:   local last
Nenue@50:   for _, frame in pairs(self.console) do
Nenue@32:     if last then
Nenue@32:       frame.x = last.x
Nenue@32:       frame.y = last.y - 20
Nenue@32:     else
Nenue@32:       frame.x = (GetScreenWidth()-frame:GetWidth())/2
Nenue@32:       frame.y = 0
Nenue@32:     end
Nenue@32:     frame:Save()
Nenue@32:     last = frame
Nenue@32:   end
Nenue@32: end
Nenue@32: 
Nenue@32: 
Nenue@50: --- Space everything and set the dock size
Nenue@46: function D:UpdateDock()
Nenue@47:   local pad_offset = 12
Nenue@47:   local draw_offset = pad_offset
Nenue@47:   for i = 1, #self.dock.buttons do
Nenue@47:     local d = self.dock.buttons[i]
Nenue@47:     d:SetPoint('TOPLEFT',  DevianDock, 'TOPLEFT', draw_offset, 0)
Nenue@47:     draw_offset=  draw_offset + d:GetWidth() + pad_offset
Nenue@47:   end
Nenue@50:   self.dock:SetWidth(draw_offset)
Nenue@50: end
Nenue@46: 
Nenue@50: --- Updates region visibility as needed
Nenue@50: local getFadeInArgs = function(sign, region)
Nenue@50:   --print('Dvn', region)
Nenue@50:   local db = D.db
Nenue@50:   local alph = region:GetAlpha()
Nenue@50:   local a = (db[sign..'_alpha_on'] - alph)
Nenue@50:   local b = (db[sign..'_alpha_on']-db[sign..'_alpha_off'])
Nenue@50:   local dur = (a / b) * db[sign..'_fade_in']
Nenue@50:   return dur, alph, db[sign..'_alpha_on']
Nenue@50: end
Nenue@50: 
Nenue@50: local getFadeOutArgs = function(sign, region)
Nenue@50:   local db = D.db
Nenue@50:   local alph = region:GetAlpha()
Nenue@50:   local a = (alph  - db[sign..'_alpha_off'])
Nenue@50:   local b = (db[sign..'_alpha_on']-db[sign..'_alpha_off'])
Nenue@50:   local dur = (a / b) * db[sign..'_fade_out']
Nenue@50:   return dur, alph, db[sign..'_alpha_off']
Nenue@50: end
Nenue@50: 
Nenue@50: function D.UpdateBeacon(beacon)
Nenue@50:   local db = D.db
Nenue@50:   local isActive = (beacon.raised or beacon.selected)
Nenue@50:   if isActive then
Nenue@50:     UIFrameFadeIn(beacon, getFadeInArgs('dock_button', beacon))
Nenue@50:   end
Nenue@50:   if beacon.showName or isActive then
Nenue@50:     UIFrameFadeIn(beacon.caption, getFadeInArgs('dock_button', beacon.caption))
Nenue@50:   end
Nenue@50: 
Nenue@50:   if not isActive then
Nenue@50:     UIFrameFadeOut(beacon, getFadeOutArgs('dock_button', beacon))
Nenue@50:   end
Nenue@50:   if (not beacon.showName) and (not isActive) then
Nenue@50:     UIFrameFadeOut(beacon.caption,getFadeOutArgs('dock_button', beacon.caption))
Nenue@50:   end
Nenue@47: end
Nenue@47: 
Nenue@47: --- Dock interactions
Nenue@47: function D.DockHighlight(beacon)
Nenue@47:   db = D.db
Nenue@47:   local self = D.dock
Nenue@47:   local mouseOverDock
Nenue@47:   if self:IsMouseOver() then
Nenue@47:     mouseOverDock = true
Nenue@47:   end
Nenue@47: 
Nenue@47:   if beacon and beacon:IsMouseOver() then
Nenue@47:     mouseOverDock = true
Nenue@47:     if not beacon.raised then
Nenue@47:       beacon.raised = true
Nenue@50:       D.UpdateBeacon(beacon)
Nenue@46:     end
Nenue@47:   elseif beacon.raised and beacon.index ~= db.current_channel then
Nenue@47:     beacon.raised = nil
Nenue@50:     D.UpdateBeacon(beacon)
Nenue@47:   end
Nenue@46: 
Nenue@47:   if mouseOverDock then
Nenue@50:     -- Raise it up
Nenue@47:     if not self.raised then
Nenue@47:     self.raised = true
Nenue@50:     UIFrameFadeIn(self, getFadeInArgs('dock', self))
Nenue@46:     end
Nenue@47:   elseif  self.raised then
Nenue@50:     -- Drop it down
Nenue@47:     self.raised = nil
Nenue@50:     UIFrameFadeOut(self, getFadeOutArgs('dock', self))
Nenue@46:   end
Nenue@47: 
Nenue@46: end