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require 'dxruby'
 
 
module EFTX
	Image_Flash = Image.load("Image/flash.png")
	class Color < Array
		def initialize(a,b,c,d = nil)
			self.push a
			self.push b
			self.push c
			self.push d if d
		end
 
		def dark(value)
			result = [self[0]-value,self[1]-value,self[2]-value]
			result[0] = 0 if result[0] < 0
			result[1] = 0 if result[1] < 0
			result[2] = 0 if result[2] < 0
			return result
		end
 
		def light(value)
			result = [self[0]+value,self[1]+value,self[2]+value]
			result[0] = 255 if result[0] > 255
			result[1] = 255 if result[1] > 255
			result[2] = 255 if result[2] > 255
			return result
		end
	end
 
 
@font = Font.new( 22,"",{:weight => true})
Lines = []
	def self.set(text,x,y,style = {})
		Lines.push Line.new(text,x,y,style)
	end
 
	def self.update
		Lines.compact!
		for i in 0..Lines.size
			next unless Lines[i]
			Lines[i].update
			Lines[i] = nil if Lines[i].phase == :diend
		end
		Window.drawFont(0,0,Lines.size.to_s,@font)
		Window.drawFont(0,32,Window.getLoad.to_s,@font)
	end
 
	class Line
	attr_accessor :phase
		def initialize(text,x,y,style)
		@phase = :appearing
		@sprites = []
		@wait = 60
		@wait = style[:wait] if style[:wait]
		@outwait = 6
		@outwait = style[:outwait] if style[:outwait]
		color = Color.new(50,255,200)
		font = Font.new(12,"",{:weight => true })
		image = Image.new(font.getWidth(text),font.size)
		image.drawFont(-1,-1,text,font,color.dark(160))
		image.drawFont(-1,1,text,font,color.dark(160))
		image.drawFont(1,-1,text,font,color.dark(160))
		image.drawFont(1,1,text,font,color.dark(160))
		image.drawFont(0,0,text,font,color.light(100))
		ary = text.split(//)
		total_length = 0
		for i in 0...ary.size
			case style[:indirection]
			when nil
				sx = x + rand(360)-180+total_length
				sy = y + rand(360)-180
			when :up
				sx = x + total_length
				sy = 0
			when :down
				sx = x + total_length
				sy = 480
			when :left
				sx = 0
				sy = y
			when :right
				sx = 640
				sy = y
			when :fix
				sx = x + total_length
				sy = y
			when :rand4
				case rand 4
				when 0
					sx = x + total_length
					sy = 0
				when 1
					sx = x + total_length
					sy = 480
				when 2
					sx = 0
					sy = y
				when 3
					sx = 640
					sy = y
				end
			end
 
			delay = i * 16
			delay = i * style[:inwait] if style[:inwait]
 
			@sprites.push EFTX::Character.new(
			image.slice(total_length,0,font.getWidth(ary[i]),font.size),
			sx,
			sy,
			x + total_length,
			y,
			style,
			delay
			)
			total_length += font.getWidth(ary[i])
		end
		end
		def update
			case @phase
			when :appearing
				comprete = true
				@sprites.each{|i|
				i.update
				comprete = false if i.phase != 2}
				@phase = :showing if comprete
			when :showing
				@sprites.each{|i|i.update}
				@wait -= 1
				if @wait == 0
					@phase = :disappering
				end 
			when :disappering
				for i in 0..@sprites.size
					next unless @sprites[i]
					if @outwait > 0
						@sprites[i].start_phase3 if @wait == - i * @outwait
					elsif @outwait < 0
						@sprites[i].start_phase3 if @wait == (@sprites.size - i) * @outwait
					elsif @outwait == 0
						@sprites[i].start_phase3
					end
					@sprites[i].update
					@sprites[i] = nil if @sprites[i].phase == 4
				end
				@phase = :diend if @sprites.compact.size == 0
				@wait -= 1
			end
		end
	end
 
	class Character
	attr_accessor :phase
		def initialize(image,x,y,dx,dy,style,delay)
			@x = x
			@y = y
			@dx = dx
			@dy = dy
			@image = image
			@spd = 6
			@spd = style[:spd] if style[:spd]
			@phase = 0
			@count = 0
			@alpha = 5
			@scalex = 0
			@scaley = 0
			@scalex = style[:inscale][0] if style[:inscale]
			@scaley = style[:inscale][1] if style[:inscale]
			@angle = 0
			@style = style
			@delay = delay
		end
 
		def in_scale
			if @scalex > 1
				@scalex *= 0.9
				@scalex = 1 if @scalex < 1
			else
				@scalex += 0.01
				@scalex = 1 if @scalex > 1
			end
			if @scaley > 1
				@scaley *= 0.9
				@scaley = 1 if @scaley < 1
			else
				@scaley += 0.01
				@scaley = 1 if @scaley > 1
			end
		end
 
		def alpha_increase
			@alpha += 5
			@alpha = 255 if @alpha > 255
		end
 
		def update_phase0#待機フェイズ
			@phase = 1 if @count == @delay
 
			@count += 1
		end
 
 
		def update_phase1   
			@spd *= 0.97
			@spd = 1.5 if @spd < 1.5
			if (@dx - @x).abs < @spd*2 and (@dy - @y).abs < @spd*2 and @scalex == 1 and @scaley == 1
				@x = @dx
				@y = @dy
				start_phase2
				Window.drawEx(@x-96,@y-96,Image_Flash,{:blend => :add,:z => 50})
				@alpha = 255
				@scalex = 1
				@scaley = 1
				#@angle = -30
			else
			rad = Math.atan2(@dy - @y,@dx - @x)
			rotation = rad * 180 / Math::PI
			vx = Math.cos( rotation * Math::PI / 180 ) * @spd
			vy = Math.sin( rotation * Math::PI / 180 ) * @spd
			@x += vx
			@y += vy
			end
			in_scale
			alpha_increase
			#@angle += 30
		end
 
		def start_phase2
			@phase = 2
			@reachtime = @count
		end
 
		def update_phase2
			@count += 1
			if @count - @reachtime < 26
 
				Window.drawEx(@x,@y,@image,{:blend => :add , :z => 20 , :alpha => 255 - (@reachtime - @count) * 5})
				Window.drawEx(@x-96,@y-96+8,Image_Flash,{:angle => rand(180), :scalex => 0.3 ,:scaley => (26 - (@count - @reachtime)) * 0.1,
				 :blend => :add,:z => 0,:alpha => 255 - (@reachtime - @count * 10)})
			end
		end
 
		def start_phase3
			@dx = @x + rand(360) - 180
			@dy = @y + rand(360) - 180
			@phase = 3 
		end
 
		def update_phase3
			if (@dx - @x).abs < @spd*2 and (@dy - @y).abs < @spd*2
				@x = @dx
				@y = @dy
				@alpha = 0
				@phase = 4
				#Window.drawEx(@x-96,@y-96,Image_Flash,{:blend => :add,:z => 50})
			else
			rad = Math.atan2(@dy - @y,@dx - @x)
			rotation = rad * 180 / Math::PI
			vx = Math.cos( rotation * Math::PI / 180 ) * @spd
			vy = Math.sin( rotation * Math::PI / 180 ) * @spd
			@x += vx
			@y += vy
			@alpha -= 5 
			@alpha = 0 if @alpha < 0
			end
		end
 
		def update_phase4
		end
 
		def update
			case @phase
			when 0
				update_phase0
			when 1
				update_phase1
			when 2
				update_phase2
			when 3
				update_phase3
			when 4
				update_phase4
			end
			Window.drawEx(@x,@y,@image,{:alpha => @alpha,:z => 0,:scalex => @scalex, :scaley => @scaley,#:blend => :add,
			:angle => @angle}) if @alpha > 20
		end
	end
 
end
 
BG = Image.load "Image/BD8.jpeg"
FONT = Font.new(16)
image = Image.new(640,480)
image.drawFont(100,100,"イベントホライゾン",FONT)
#Window.magFilter=TEXF_GAUSSIANQUAD
count = 0
Window.loop do
#Window.draw(0,0,BG)
EFTX.set("EFTX.set(\"\",100,240,nil)",100,240,{}) if count == 0
EFTX.set("嫌な診断つくってみた@AshDUmA",
	rand(550),rand(400),{:inwait => 8,:outwait => -6 ,:indirection => :rand4,
	:inscale => [0,0],
	}) if count % 120 == 0
EFTX.update unless Input.padDown? P_BUTTON0
Window.draw(50,150,image)
count += 1
end