扩充Bitmap类有关正则表达式的使用 - Project1

=begin
仿VX
若str不是字符串对象，则会先调用 to_s 方法转换成字符串
控制符：
\N[n] 显示ID为n的角色名
\V[n] 显示n号变量值
\C[n] 文字颜色改变(与显示文章同)
\I[name] 显示名为name的图标
旧功能：
文字投影
$color_floor 彩色底
=end
$color_floor = true
class Bitmap
alias draw_yy draw_text unless method_defined? :draw_yy
def draw_text(*arg)
if arg[0].is_a?(Rect)
x,y,width,height,text = \
arg[0].x, arg[0].y, arg[0].width, arg[0].height, arg[1]
align = arg[2] == nil ? 0 : arg[2] ; x_copy = x
else
x,y,width,height,text = arg[0],arg[1],arg[2],arg[3],arg[4]
align = arg[5] == nil ? 0 : arg[5] ; x_copy = x
end
unless text.is_a?(String)
text = text.to_s
end
color_coo = self.font.color.clone
if $color_floor
ca = [[255, 128][rand(2)], [255, 128][rand(2)], [255, 128][rand(2)]]
for s in 0...width
self.fill_rect(x + s, y, 1, height, Color.new(
ca[0], ca[1], ca[2], 255 - s * 320 / width))
end
end
begin
last_text = text.clone
text.gsub!(/\\[Vv]\[([0-9]+)\]/) { $game_variables[$1.to_i] }
end until text == last_text
text.gsub!(/\\[Nn]\[([0-9]+)\]/) do
$game_actors[$1.to_i] != nil ? $game_actors[$1.to_i].name : ""
end
text.gsub!(/\\\\/) { "\000" }
text.gsub!(/\\[Cc]\[([0-9]+)\]/) { "\001[#{$1}]" }
text.gsub!(/\\[Ii]\[(.+)\]/) { "\002[#{$1}]" }
while ((c = text.slice!(/./m)) != nil)
if c == "\000"
c = "\\"
end
if c == "\001"
text.sub!(/\[([0-9]+)\]/, "")
color_coo = draw_color($1.to_i)
next
end
if c == "\002"
text.sub!(/\[(.+)\]/, "")
self.blt(x, y, RPG::Cache.icon($1), Rect.new(0, 0, 24, 24))
x += 24
next
end
self.font.color = Color.new(0, 0, 0)
draw_yy(x + 1, y, width, height, c, align)
draw_yy(x - 1, y, width, height, c, align)
draw_yy(x, y + 1, width, height, c, align)
draw_yy(x, y - 1, width, height, c, align)
self.font.color = color_coo
draw_yy(x, y, width, height, c, align)
x += self.text_size(c).width
end
end
def draw_color(n)
case n
when 0
return Color.new(255, 255, 255, 255)
when 1
return Color.new(128, 128, 255, 255)
when 2
return Color.new(255, 128, 128, 255)
when 3
return Color.new(128, 255, 128, 255)
when 4
return Color.new(128, 255, 255, 255)
when 5
return Color.new(255, 128, 255, 255)
when 6
return Color.new(255, 255, 128, 255)
when 7
return Color.new(192, 192, 192, 255)
else
normal_color
end
end
end

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