#===============================================================================
# ** Hunger_HUD
#===============================================================================
class Hunger_HUD < Window_Base
#====================================================================#
# BEGIN CONFIGURATION #
#====================================================================#
# Define the colors used for each of the bars.
HUNGER_EMPTY = Color.new(255, 0, 0)
HUNGER_FULL = Color.new(0, 255, 0)
THIRST_EMPTY = Color.new(96, 96, 96)
THIRST_FULL = Color.new(128, 128, 255)
BACKGROUND_COLOR = Color.new(0, 0, 0)
# Define the type of bar used. (0 = Gradient, 1 = Transitional)
# It would take longer to explain the differences than to just try each out.
# There's only two as of the moment.
BAR_STYLE = 1
# Define the width and height, in pixels, of the bars.
BAR_WIDTH = 128
BAR_HEIGHT = 8
#====================================================================#
# END CONFIGURATION #
#====================================================================#
def initialize(y = -12)
super(0, y, 640, 96)
# Set the windowskin's opacity to 0.
self.windowskin = nil
@colors1 = [HUNGER_EMPTY, HUNGER_FULL, BACKGROUND_COLOR]
@colors2 = [THIRST_EMPTY, THIRST_FULL, BACKGROUND_COLOR]
@actors = $game_party.actors
@stats = stats
refresh
end
def refresh
# Dispose the contents of the HUD.
if self.contents != nil
self.contents.dispose
self.contents = nil
end
# Adjust width and location of window.
self.width = @actors.size * (BAR_WIDTH + 48)
self.x = (640 - self.width) / 2
self.contents = Bitmap.new(self.width, self.height)
# Iterate actors.
@actors.each_index {|i|
actor = @actors[i]
# Calculate locations for each actor's bars.
x = i * (BAR_WIDTH + 48)
# Draw actor's name.
self.contents.font.size = 16
self.contents.draw_text(x, 0, BAR_WIDTH, 16, actor.name)
# Draw hunger bars.
w, h, rate, max = BAR_WIDTH, BAR_HEIGHT, @stats[i][0], @stats[i][1]
self.contents.draw_bar(x, 16, w, h, rate, max, BAR_STYLE, @colors1)
# Draw thirst bars.
rate, max, height = @stats[i][2], @stats[i][3], 16+BAR_HEIGHT+4
self.contents.draw_bar(x, height, w, h, rate, max, BAR_STYLE, @colors2)
}
end
def stats
return @actors.collect {|a| [a.hunger, a.max_hunger, a.thirst, a.max_thirst]}
end
def update
if (@stats != stats) || (@actors != $game_party.actors)
@stats, @actors = stats, $game_party.actors
refresh
end
end
end
#===============================================================================
# ** Gradient_Bar
#===============================================================================
class Bitmap
def draw_bar(x, y, w, h, rate, max, style, colors = nil)
# Set required instance variables.
@bar_rect = Rect.new(x, y, w, h)
@rate, @max, @style, @colors = rate, max, style, colors
# Define default colors if not defined. (RED <--> GREEN)
if @colors == nil
@colors = [Color.new(255, 0, 0), Color.new(0, 255, 0), Color.new(0, 0, 0)]
end
# Draw the background color.
self.fill_rect(@bar_rect, @colors[2])
# Branch by what style is being used.
case @style
when 0 then gradient
when 1 then transition
end
end
#-------------------------------------------------------------------------------
def gradient
# Get the bar from the cache.
key = [@style, @bar_rect.width-2, @bar_rect.height-2, @colors[0], @colors[1]]
bar = RPG::Cache.gradient_bar(*key)
# Draw the gradient bar using rectangular transfer.
rect = Rect.new(0, 0, fill_width, @bar_rect.height)
self.blt(@bar_rect.x+1, @bar_rect.y+1, bar, rect)
end
#-------------------------------------------------------------------------------
def transition
# Returns the color for current rate.
c1 = [@colors[0].red, @colors[0].green, @colors[0].blue, @colors[0].alpha]
c2 = [@colors[1].red, @colors[1].green, @colors[1].blue, @colors[1].alpha]
rgba, rate = [], 1 - (@rate.to_f / @max)
c1.each_index {|i| rgba[i] = c2[i] - ((c2[i] - c1[i]) * rate) }
# Set the bars fill rate and color depending on value.
rect = Rect.new(@bar_rect.x+1, @bar_rect.y+1, fill_width, @bar_rect.height-2)
self.fill_rect(rect, Color.new(*rgba))
end
#-------------------------------------------------------------------------------
def fill_width
# Calculate the difference, in percentage, of the min and max rates.
return ((@rate / @max.to_f) * (@bar_rect.width - 2)).round
end
#-------------------------------------------------------------------------------
end
#===============================================================================
# ** Scene_Map
#===============================================================================
class Scene_Map
alias zer0_hunger_hud_main main
def main
# Add the bars to Scene_Map.
@hunger_hud = Hunger_HUD.new
zer0_hunger_hud_main
@hunger_hud.dispose unless @hunger_hud.disposed? || @hunger_hud == nil
end
alias zer0_hunger_hud_upd update
def update
# Update the bars as needed.
@hunger_hud.update
zer0_hunger_hud_upd
end
end
#===============================================================================
# ** RPG::Cache
#===============================================================================
module RPG::Cache
def self.gradient_bar(style, width, height, color1, color2)
# Create a unique key to call the bar back with.
path = [style, width, height, color1, color2]
# Check if cache already has bitmap defined, if not create it now.
if !@cache.include?(path) || @cache[path].disposed?
bitmap, rates = Bitmap.new(width, height), []
# Iterate through each pixel horizontally, setting a gradient color.
c1 = [color1.red, color1.green, color1.blue, color1.alpha]
c2 = [color2.red, color2.green, color2.blue, color2.alpha]
# Draw the bar, having in transition from the first color to the second.
c1.each_index {|i| rates[i] = (c1[i] - c2[i]).to_f / width }
(0...width).each {|i|
values = [0, 1, 2, 3].collect {|j| c1[j] - (i * rates[j]) }
# Set the color incrementally. This will be used later.
bitmap.fill_rect(i, 0, 1, height, Color.new(*values))
}
@cache[path] = bitmap
end
# Return the created bitmap.
return @cache[path]
end
end