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1 --[[
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2 Name: DBIcon-1.0
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3 Revision: $Rev: 25 $
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4 Author(s): Rabbit (rabbit.magtheridon@gmail.com)
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5 Description: Allows addons to register to recieve a lightweight minimap icon as an alternative to more heavy LDB displays.
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6 Dependencies: LibStub
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7 License: GPL v2 or later.
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8 ]]
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9
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10 --[[
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11 Copyright (C) 2008-2011 Rabbit
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12
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13 This program is free software; you can redistribute it and/or
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14 modify it under the terms of the GNU General Public License
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15 as published by the Free Software Foundation; either version 2
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16 of the License, or (at your option) any later version.
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17
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18 This program is distributed in the hope that it will be useful,
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19 but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 GNU General Public License for more details.
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22
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23 You should have received a copy of the GNU General Public License
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24 along with this program; if not, write to the Free Software
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25 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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26 ]]
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27
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28 -----------------------------------------------------------------------
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29 -- DBIcon-1.0
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30 --
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31 -- Disclaimer: Most of this code was ripped from Barrel but fixed, streamlined
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32 -- and cleaned up a lot so that it no longer sucks.
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33 --
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34
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35 local DBICON10 = "LibDBIcon-1.0"
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36 local DBICON10_MINOR = tonumber(("$Rev: 25 $"):match("(%d+)"))
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37 if not LibStub then error(DBICON10 .. " requires LibStub.") end
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38 local ldb = LibStub("LibDataBroker-1.1", true)
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39 if not ldb then error(DBICON10 .. " requires LibDataBroker-1.1.") end
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40 local lib = LibStub:NewLibrary(DBICON10, DBICON10_MINOR)
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41 if not lib then return end
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42
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43 lib.disabled = lib.disabled or nil
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44 lib.objects = lib.objects or {}
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45 lib.callbackRegistered = lib.callbackRegistered or nil
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46 lib.notCreated = lib.notCreated or {}
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47
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48 function lib:IconCallback(event, name, key, value, dataobj)
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49 if lib.objects[name] then
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50 if key == "icon" then
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51 lib.objects[name].icon:SetTexture(value)
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52 elseif key == "iconCoords" then
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53 lib.objects[name].icon:UpdateCoord()
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54 end
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55 end
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56 end
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57 if not lib.callbackRegistered then
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58 ldb.RegisterCallback(lib, "LibDataBroker_AttributeChanged__icon", "IconCallback")
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59 ldb.RegisterCallback(lib, "LibDataBroker_AttributeChanged__iconCoords", "IconCallback")
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60 lib.callbackRegistered = true
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61 end
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62
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63 -- Tooltip code ripped from StatBlockCore by Funkydude
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64 local function getAnchors(frame)
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65 local x, y = frame:GetCenter()
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66 if not x or not y then return "CENTER" end
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67 local hhalf = (x > UIParent:GetWidth()*2/3) and "RIGHT" or (x < UIParent:GetWidth()/3) and "LEFT" or ""
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68 local vhalf = (y > UIParent:GetHeight()/2) and "TOP" or "BOTTOM"
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69 return vhalf..hhalf, frame, (vhalf == "TOP" and "BOTTOM" or "TOP")..hhalf
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70 end
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71
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72 local function onEnter(self)
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73 if self.isMoving then return end
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74 local obj = self.dataObject
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75 if obj.OnTooltipShow then
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76 GameTooltip:SetOwner(self, "ANCHOR_NONE")
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77 GameTooltip:SetPoint(getAnchors(self))
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78 obj.OnTooltipShow(GameTooltip)
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79 GameTooltip:Show()
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80 elseif obj.OnEnter then
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81 obj.OnEnter(self)
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82 end
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83 end
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84
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85 local function onLeave(self)
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86 local obj = self.dataObject
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87 GameTooltip:Hide()
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88 if obj.OnLeave then obj.OnLeave(self) end
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89 end
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90
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91 --------------------------------------------------------------------------------
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92
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93 local onClick, onMouseUp, onMouseDown, onDragStart, onDragEnd, updatePosition
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94
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95 do
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96 local minimapShapes = {
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97 ["ROUND"] = {true, true, true, true},
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98 ["SQUARE"] = {false, false, false, false},
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99 ["CORNER-TOPLEFT"] = {false, false, false, true},
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100 ["CORNER-TOPRIGHT"] = {false, false, true, false},
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101 ["CORNER-BOTTOMLEFT"] = {false, true, false, false},
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102 ["CORNER-BOTTOMRIGHT"] = {true, false, false, false},
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103 ["SIDE-LEFT"] = {false, true, false, true},
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104 ["SIDE-RIGHT"] = {true, false, true, false},
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105 ["SIDE-TOP"] = {false, false, true, true},
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106 ["SIDE-BOTTOM"] = {true, true, false, false},
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107 ["TRICORNER-TOPLEFT"] = {false, true, true, true},
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108 ["TRICORNER-TOPRIGHT"] = {true, false, true, true},
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109 ["TRICORNER-BOTTOMLEFT"] = {true, true, false, true},
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110 ["TRICORNER-BOTTOMRIGHT"] = {true, true, true, false},
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111 }
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112
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113 function updatePosition(button)
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114 local angle = math.rad(button.db and button.db.minimapPos or button.minimapPos or 225)
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115 local x, y, q = math.cos(angle), math.sin(angle), 1
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116 if x < 0 then q = q + 1 end
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117 if y > 0 then q = q + 2 end
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118 local minimapShape = GetMinimapShape and GetMinimapShape() or "ROUND"
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119 local quadTable = minimapShapes[minimapShape]
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120 if quadTable[q] then
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121 x, y = x*80, y*80
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122 else
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123 local diagRadius = 103.13708498985 --math.sqrt(2*(80)^2)-10
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124 x = math.max(-80, math.min(x*diagRadius, 80))
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125 y = math.max(-80, math.min(y*diagRadius, 80))
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126 end
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127 button:SetPoint("CENTER", Minimap, "CENTER", x, y)
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128 end
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129 end
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130
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131 function onClick(self, b) if self.dataObject.OnClick then self.dataObject.OnClick(self, b) end end
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132 function onMouseDown(self) self.isMouseDown = true; self.icon:UpdateCoord() end
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133 function onMouseUp(self) self.isMouseDown = false; self.icon:UpdateCoord() end
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134
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135 do
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136 local function onUpdate(self)
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137 local mx, my = Minimap:GetCenter()
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138 local px, py = GetCursorPosition()
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139 local scale = Minimap:GetEffectiveScale()
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140 px, py = px / scale, py / scale
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141 if self.db then
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142 self.db.minimapPos = math.deg(math.atan2(py - my, px - mx)) % 360
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143 else
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144 self.minimapPos = math.deg(math.atan2(py - my, px - mx)) % 360
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145 end
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146 updatePosition(self)
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147 end
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148
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149 function onDragStart(self)
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150 self:LockHighlight()
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151 self.isMouseDown = true
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152 self.icon:UpdateCoord()
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153 self:SetScript("OnUpdate", onUpdate)
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154 self.isMoving = true
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155 GameTooltip:Hide()
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156 end
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157 end
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158
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159 function onDragStop(self)
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160 self:SetScript("OnUpdate", nil)
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161 self.isMouseDown = false
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162 self.icon:UpdateCoord()
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163 self:UnlockHighlight()
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164 self.isMoving = nil
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165 end
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166
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167 local defaultCoords = {0, 1, 0, 1}
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168 local function updateCoord(self)
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169 local coords = self:GetParent().dataObject.iconCoords or defaultCoords
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170 local deltaX, deltaY = 0, 0
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171 if not self:GetParent().isMouseDown then
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172 deltaX = (coords[2] - coords[1]) * 0.05
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173 deltaY = (coords[4] - coords[3]) * 0.05
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174 end
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175 self:SetTexCoord(coords[1] + deltaX, coords[2] - deltaX, coords[3] + deltaY, coords[4] - deltaY)
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176 end
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177
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178 local function createButton(name, object, db)
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179 local button = CreateFrame("Button", "LibDBIcon10_"..name, Minimap)
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180 button.dataObject = object
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181 button.db = db
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182 button:SetFrameStrata("MEDIUM")
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183 button:SetWidth(31); button:SetHeight(31)
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184 button:SetFrameLevel(8)
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185 button:RegisterForClicks("anyUp")
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186 button:RegisterForDrag("LeftButton")
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187 button:SetHighlightTexture("Interface\\Minimap\\UI-Minimap-ZoomButton-Highlight")
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188 local overlay = button:CreateTexture(nil, "OVERLAY")
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189 overlay:SetWidth(53); overlay:SetHeight(53)
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190 overlay:SetTexture("Interface\\Minimap\\MiniMap-TrackingBorder")
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191 overlay:SetPoint("TOPLEFT")
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192 local background = button:CreateTexture(nil, "BACKGROUND")
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193 background:SetWidth(20); background:SetHeight(20)
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194 background:SetTexture("Interface\\Minimap\\UI-Minimap-Background")
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195 background:SetPoint("TOPLEFT", 7, -5)
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196 local icon = button:CreateTexture(nil, "ARTWORK")
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197 icon:SetWidth(17); icon:SetHeight(17)
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198 icon:SetTexture(object.icon)
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199 icon:SetPoint("TOPLEFT", 7, -6)
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200 button.icon = icon
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201 button.isMouseDown = false
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202
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203 icon.UpdateCoord = updateCoord
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204 icon:UpdateCoord()
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205
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206 button:SetScript("OnEnter", onEnter)
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207 button:SetScript("OnLeave", onLeave)
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208 button:SetScript("OnClick", onClick)
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209 if not db or not db.lock then
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210 button:SetScript("OnDragStart", onDragStart)
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211 button:SetScript("OnDragStop", onDragStop)
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212 end
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213 button:SetScript("OnMouseDown", onMouseDown)
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214 button:SetScript("OnMouseUp", onMouseUp)
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215
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216 lib.objects[name] = button
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217
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218 if lib.loggedIn then
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219 updatePosition(button)
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220 if not db or not db.hide then button:Show()
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221 else button:Hide() end
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222 end
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223 end
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224
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225 -- We could use a metatable.__index on lib.objects, but then we'd create
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226 -- the icons when checking things like :IsRegistered, which is not necessary.
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227 local function check(name)
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228 if lib.notCreated[name] then
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229 createButton(name, lib.notCreated[name][1], lib.notCreated[name][2])
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230 lib.notCreated[name] = nil
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231 end
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232 end
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233
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234 lib.loggedIn = lib.loggedIn or false
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235 -- Wait a bit with the initial positioning to let any GetMinimapShape addons
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236 -- load up.
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237 if not lib.loggedIn then
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238 local f = CreateFrame("Frame")
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239 f:SetScript("OnEvent", function()
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240 for _, object in pairs(lib.objects) do
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241 updatePosition(object)
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242 if not lib.disabled and (not object.db or not object.db.hide) then object:Show()
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243 else object:Hide() end
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244 end
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245 lib.loggedIn = true
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246 f:SetScript("OnEvent", nil)
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247 f = nil
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248 end)
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249 f:RegisterEvent("PLAYER_LOGIN")
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250 end
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251
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252 local function getDatabase(name)
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253 return lib.notCreated[name] and lib.notCreated[name][2] or lib.objects[name].db
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254 end
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255
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256 function lib:Register(name, object, db)
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257 if not object.icon then error("Can't register LDB objects without icons set!") end
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258 if lib.objects[name] or lib.notCreated[name] then error("Already registered, nubcake.") end
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259 if not lib.disabled and (not db or not db.hide) then
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260 createButton(name, object, db)
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261 else
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262 lib.notCreated[name] = {object, db}
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263 end
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264 end
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265
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266 function lib:Lock(name)
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267 if not lib:IsRegistered(name) then return end
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268 if lib.objects[name] then
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269 lib.objects[name]:SetScript("OnDragStart", nil)
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270 lib.objects[name]:SetScript("OnDragStop", nil)
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271 end
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272 local db = getDatabase(name)
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273 if db then db.lock = true end
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274 end
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275
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276 function lib:Unlock(name)
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277 if not lib:IsRegistered(name) then return end
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278 if lib.objects[name] then
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279 lib.objects[name]:SetScript("OnDragStart", onDragStart)
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280 lib.objects[name]:SetScript("OnDragStop", onDragStop)
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281 end
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282 local db = getDatabase(name)
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283 if db then db.lock = nil end
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284 end
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285
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286 function lib:Hide(name)
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287 if not lib.objects[name] then return end
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288 lib.objects[name]:Hide()
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289 end
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290 function lib:Show(name)
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291 if lib.disabled then return end
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292 check(name)
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293 lib.objects[name]:Show()
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294 updatePosition(lib.objects[name])
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295 end
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adam@0
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296 function lib:IsRegistered(name)
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297 return (lib.objects[name] or lib.notCreated[name]) and true or false
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298 end
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adam@0
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299 function lib:Refresh(name, db)
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300 if lib.disabled then return end
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301 check(name)
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302 local button = lib.objects[name]
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303 if db then button.db = db end
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304 updatePosition(button)
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adam@0
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305 if not button.db or not button.db.hide then
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306 button:Show()
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307 else
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308 button:Hide()
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309 end
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adam@0
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310 if not button.db or not button.db.lock then
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adam@0
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311 button:SetScript("OnDragStart", onDragStart)
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adam@0
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312 button:SetScript("OnDragStop", onDragStop)
|
|
adam@0
|
313 else
|
|
adam@0
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314 button:SetScript("OnDragStart", nil)
|
|
adam@0
|
315 button:SetScript("OnDragStop", nil)
|
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adam@0
|
316 end
|
|
adam@0
|
317 end
|
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adam@0
|
318 function lib:GetMinimapButton(name)
|
|
adam@0
|
319 return lib.objects[name]
|
|
adam@0
|
320 end
|
|
adam@0
|
321
|
|
adam@0
|
322 function lib:EnableLibrary()
|
|
adam@0
|
323 lib.disabled = nil
|
|
adam@0
|
324 for name, object in pairs(lib.objects) do
|
|
adam@0
|
325 if not object.db or not object.db.hide then
|
|
adam@0
|
326 object:Show()
|
|
adam@0
|
327 updatePosition(object)
|
|
adam@0
|
328 end
|
|
adam@0
|
329 end
|
|
adam@0
|
330 for name, data in pairs(lib.notCreated) do
|
|
adam@0
|
331 if not data.db or not data.db.hide then
|
|
adam@0
|
332 createButton(name, data[1], data[2])
|
|
adam@0
|
333 lib.notCreated[name] = nil
|
|
adam@0
|
334 end
|
|
adam@0
|
335 end
|
|
adam@0
|
336 end
|
|
adam@0
|
337
|
|
adam@0
|
338 function lib:DisableLibrary()
|
|
adam@0
|
339 lib.disabled = true
|
|
adam@0
|
340 for name, object in pairs(lib.objects) do
|
|
adam@0
|
341 object:Hide()
|
|
adam@0
|
342 end
|
|
adam@0
|
343 end
|
|
adam@0
|
344
|
