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# frozen_string_literal: true
module Ruby2D
module Camera
# Wraps existing variables as well as adding new methods
# so that it can be handled by the Camera Module
# TODO: note that text could not be resized at the current iteration
# of Ruby2D so the math needs to be changed compensate for this.
# When Ruby2D gets updated to allow text resizing the math will need
# to be corrected again(see image_wrapper.rb for reference, that has
# math that allows for resizing)
class Text < Ruby2D::Text
# Recalculates real coordiantes
# Use after changing variables
def _draw
return if @hide
angle = Camera.angle * (Math::PI / 180)
half_width = Window.width * 0.5
half_height = Window.height * 0.5
if center
offset_y = y + (Camera.zoom / 2)
offset_x = x + (Camera.zoom / 2)
else
offset_x = x + (width / Camera.zoom / 2)
offset_y = y + (height / Camera.zoom / 2)
end
temp_x = (((offset_x - Camera.x) * Math.cos(angle)) - ((offset_y - Camera.y) * Math.sin(angle))) \
* Camera.zoom + half_width - (width / 2)
temp_y = (((offset_x - Camera.x) * Math.sin(angle)) + ((offset_y - Camera.y) * Math.cos(angle))) \
* Camera.zoom + half_height - (height / 2)
temp_rotate = rotate + Camera.angle
# Workaround for resizing text
# TODO: resizing doesnt work at all even with workaround
temp_size = size # * Camera.zoom
self.size *= Camera.zoom
draw(x: temp_x, y: temp_y,
rotate: temp_rotate,
color: [color.r, color.g, color.b, color.a])
self.size = temp_size
end
def initialize(text, opts = {})
super(text, opts)
Ruby2D::Camera << self
Window.remove(self)
end
def remove
@hide = true
end
def add
@hide = false
end
attr_accessor :center
end
end
end
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