initial commit

src/ui/PicBox.lua

@@ -0,0 +1,41 @@
+-- A framed picture pop-up (DisplayMonFrontSpriteInBox): shows an image
+-- in a bordered box over the screen; any button closes it, then the
+-- optional text plays.
+
+local Font = require("src.render.Font")
+
+local PicBox = {}
+PicBox.__index = PicBox
+PicBox.isOpaque = false
+
+function PicBox.new(game, imagePath, text)
+  local self = setmetatable({}, PicBox)
+  self.game = game
+  local ok, img = pcall(love.graphics.newImage, imagePath)
+  self.image = ok and img or nil
+  self.text = text
+  return self
+end
+
+function PicBox:update(dt)
+  local input = self.game.input
+  if input:wasPressed("a") or input:wasPressed("b") then
+    self.game.stack:pop()
+    if self.text then
+      local TextBox = require("src.render.TextBox")
+      self.game.stack:push(TextBox.new(self.game, self.text))
+    end
+  end
+end
+
+function PicBox:draw()
+  Font.drawBox(6, 4, 9, 9)
+  if self.image then
+    love.graphics.setColor(1, 1, 1, 1)
+    local w, h = self.image:getDimensions()
+    love.graphics.draw(self.image, math.floor((6 + 4.5) * 8 - w / 2),
+                       math.floor((4 + 4.5) * 8 - h / 2))
+  end
+end
+
+return PicBox