initial commit

luigi/font.lua

@@ -0,0 +1,60 @@
+local ROOT = (...):gsub('[^.]*$', '')
+
+local Base = require(ROOT .. 'base')
+
+local Font = Base:extend()
+
+local cache = {}
+
+function Font:constructor (path, size, color)
+    if not size then
+        size = 12
+    end
+    if not color then
+        color = { 0, 0, 0 }
+    end
+    local key = (path or '') .. '_' .. size
+
+    if not cache[key] then
+        if path then
+            cache[key] = love.graphics.newFont(path, size)
+        else
+            cache[key] = love.graphics.newFont(size)
+        end
+    end
+
+    self.layout = {}
+    self.font = cache[key]
+    self.color = color
+end
+
+function Font:setAlignment (align)
+    self.layout.align = align
+end
+
+function Font:setWidth (width)
+    self.layout.width = width
+end
+
+function Font:getLineHeight ()
+    return self.font:getLineHeight()
+end
+
+function Font:getAscender ()
+    return self.font:getAscent()
+end
+
+function Font:getDescender ()
+    return self.font:getDescent()
+end
+
+function Font:getAdvance (text)
+    return (self.font:getWidth(text))
+end
+
+function Font:getWrappedHeight (text)
+    local _, lines = self.font:getWrap(text, self.layout.width)
+    return #lines * self.font:getHeight()
+end
+
+return Font