[shadowtext] Add text with drop shadow utilities.

init.lua

@@ -16,6 +16,7 @@ return {
     algo = require(BASE..'algo'),
     meta = require(BASE..'meta'),
     rect = require(BASE..'rect'),
+    shadowtext = require(BASE..'shadowtext')
     strings = require(BASE..'strings'),
     vec = require(BASE..'vec')
 }

shadowtext.lua

@@ -0,0 +1,38 @@
+--- Draw text with drop shadows.
+--
+-- Drop shadows improve text contrast and readability.
+--
+-- @module gear.shadowtext
+-- @copyright 2022 The DoubleFourteen Code Forge
+-- @author Lorenzo Cogotti
+
+local shadowtext = {}
+
+
+--- Print text with drop shadow, supports the same arguments as love.graphics.print(text, x, y).
+function shadowtext.print(text, x, y, ...)
+    local r,g,b,a = love.graphics.getColor()
+
+    -- Draw drop shadow.
+    love.graphics.setColor(0, 0, 0, a)
+    love.graphics.print(text, x+2, y+2, ...)
+
+    -- Draw text.
+    love.graphics.setColor(r, g, b, a)
+    love.graphics.print(text, x, y, ...)
+end
+
+--- Print text with drop shadow, supports the same arguments as love.graphics.printf(text, x, y).
+function shadowtext.printf(text, x, y, ...)
+    local r,g,b,a = love.graphics.getColor()
+
+    -- Draw drop shadow.
+    love.graphics.setColor(0, 0, 0, a)
+    love.graphics.printf(text, x+2, y+2, ...)
+
+    -- Draw text.
+    love.graphics.setColor(r, g, b, a)
+    love.graphics.printf(text, x, y, ...)
+end
+
+return shadowtext