163 lines
6.1 KiB
Ruby
163 lines
6.1 KiB
Ruby
# -*- coding: utf-8 -*-
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#==============================================================================
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# ** Game_Picture
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#------------------------------------------------------------------------------
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# This class handles pictures. It is created only when a picture of a specific
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# number is required internally for the Game_Pictures class.
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#==============================================================================
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class Game_Picture
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#--------------------------------------------------------------------------
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# * Public Instance Variables
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#--------------------------------------------------------------------------
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attr_reader :number # picture index
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attr_reader :name # filename
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attr_reader :origin # starting point
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attr_reader :x # x-coordinate
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attr_reader :y # y-coordinate
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attr_reader :zoom_x # x directional zoom rate
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attr_reader :zoom_y # y directional zoom rate
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attr_reader :opacity # opacity level
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attr_reader :blend_type # blend method
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attr_reader :tone # color tone
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attr_reader :angle # rotation angle
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#--------------------------------------------------------------------------
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# * Object Initialization
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#--------------------------------------------------------------------------
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def initialize(number)
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@number = number
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init_basic
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init_target
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init_tone
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init_rotate
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end
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#--------------------------------------------------------------------------
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# * Initialize Basic Variable
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#--------------------------------------------------------------------------
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def init_basic
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@name = ""
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@origin = @x = @y = 0
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@zoom_x = @zoom_y = 100.0
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@opacity = 255.0
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@blend_type = 1
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end
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#--------------------------------------------------------------------------
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# * Initialize Movement Target
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#--------------------------------------------------------------------------
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def init_target
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@target_x = @x
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@target_y = @y
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@target_zoom_x = @zoom_x
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@target_zoom_y = @zoom_y
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@target_opacity = @opacity
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@duration = 0
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end
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#--------------------------------------------------------------------------
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# * Initialize Color Tone
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#--------------------------------------------------------------------------
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def init_tone
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@tone = Tone.new
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@tone_target = Tone.new
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@tone_duration = 0
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end
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#--------------------------------------------------------------------------
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# * Initialize Rotation
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#--------------------------------------------------------------------------
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def init_rotate
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@angle = 0
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@rotate_speed = 0
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end
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#--------------------------------------------------------------------------
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# * Show Picture
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#--------------------------------------------------------------------------
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def show(name, origin, x, y, zoom_x, zoom_y, opacity, blend_type)
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@name = name
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@origin = origin
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@x = x.to_f
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@y = y.to_f
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@zoom_x = zoom_x.to_f
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@zoom_y = zoom_y.to_f
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@opacity = opacity.to_f
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@blend_type = blend_type
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init_target
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init_tone
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init_rotate
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end
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#--------------------------------------------------------------------------
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# * Move Picture
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#--------------------------------------------------------------------------
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def move(origin, x, y, zoom_x, zoom_y, opacity, blend_type, duration)
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@origin = origin
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@target_x = x.to_f
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@target_y = y.to_f
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@target_zoom_x = zoom_x.to_f
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@target_zoom_y = zoom_y.to_f
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@target_opacity = opacity.to_f
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@blend_type = blend_type
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@duration = duration
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end
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#--------------------------------------------------------------------------
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# * Change Rotation Speed
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#--------------------------------------------------------------------------
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def rotate(speed)
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@rotate_speed = speed
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end
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#--------------------------------------------------------------------------
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# * Start Changing Color Tone
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#--------------------------------------------------------------------------
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def start_tone_change(tone, duration)
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@tone_target = tone.clone
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@tone_duration = duration
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@tone = @tone_target.clone if @tone_duration == 0
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end
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#--------------------------------------------------------------------------
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# * Erase Picture
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#--------------------------------------------------------------------------
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def erase
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@name = ""
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@origin = 0
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end
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#--------------------------------------------------------------------------
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# * Frame Update
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#--------------------------------------------------------------------------
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def update
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update_move
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update_tone_change
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update_rotate
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end
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#--------------------------------------------------------------------------
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# * Update Picture Move
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#--------------------------------------------------------------------------
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def update_move
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return if @duration == 0
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d = @duration
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@x = (@x * (d - 1) + @target_x) / d
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@y = (@y * (d - 1) + @target_y) / d
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@zoom_x = (@zoom_x * (d - 1) + @target_zoom_x) / d
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@zoom_y = (@zoom_y * (d - 1) + @target_zoom_y) / d
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@opacity = (@opacity * (d - 1) + @target_opacity) / d
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@duration -= 1
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end
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#--------------------------------------------------------------------------
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# * Update Color Tone Change
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#--------------------------------------------------------------------------
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def update_tone_change
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return if @tone_duration == 0
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d = @tone_duration
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@tone.red = (@tone.red * (d - 1) + @tone_target.red) / d
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@tone.green = (@tone.green * (d - 1) + @tone_target.green) / d
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@tone.blue = (@tone.blue * (d - 1) + @tone_target.blue) / d
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@tone.gray = (@tone.gray * (d - 1) + @tone_target.gray) / d
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@tone_duration -= 1
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end
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#--------------------------------------------------------------------------
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# * Update Rotation
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#--------------------------------------------------------------------------
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def update_rotate
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return if @rotate_speed == 0
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@angle += @rotate_speed / 2.0
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@angle += 360 while @angle < 0
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@angle %= 360
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end
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end
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