Add custom WowRadio minimap icon

Add a custom WowRadio minimap radio icon while preserving the existing Blizzard minimap border and button behavior.

MinimapIcon.lua

@@ -0,0 +1,35 @@
+-- Custom WowRadio minimap icon.
+-- Loaded after Core.lua so the button keeps all existing behavior.
+
+local function ApplyWowRadioMinimapIcon()
+if not WowRadioMinimapButton then
+return
+end
+
+-- Do not depend on GetRegions()/region order on Vanilla.
+-- Draw a dedicated texture directly over the stock icon instead.
+if not WowRadioMinimapButton.WowRadioCustomIcon then
+local icon = WowRadioMinimapButton:CreateTexture(nil, "ARTWORK")
+icon:SetTexture("Interface\\AddOns\\WowRadio-Vanilla\\media\\WowRadio_MinimapIcon.tga")
+-- The custom artwork is already tightly cropped for the 20x20 minimap slot.
+icon:SetTexCoord(0, 1, 0, 1)
+icon:SetWidth(20)
+icon:SetHeight(20)
+icon:SetPoint("TOPLEFT", WowRadioMinimapButton, "TOPLEFT", 7, -5)
+WowRadioMinimapButton.WowRadioCustomIcon = icon
+else
+WowRadioMinimapButton.WowRadioCustomIcon:SetTexture("Interface\\AddOns\\WowRadio-Vanilla\\media\\WowRadio_MinimapIcon.tga")
+WowRadioMinimapButton.WowRadioCustomIcon:SetTexCoord(0, 1, 0, 1)
+WowRadioMinimapButton.WowRadioCustomIcon:Show()
+end
+end
+
+local originalCreateMinimapButton = WowRadio.CreateMinimapButton
+
+function WowRadio:CreateMinimapButton()
+originalCreateMinimapButton(self)
+ApplyWowRadioMinimapIcon()
+end
+
+-- Also handle the case where the button already exists when this file loads.
+ApplyWowRadioMinimapIcon()

WowRadio-Vanilla.toc

@@ -21,3 +21,4 @@ Locale-enEN.lua
 Locale-enUS.lua
 Stations.lua
 Core.lua
+MinimapIcon.lua