Class: AGL::Sprite
- Inherits:
-
Object
- Object
- AGL::Sprite
- Defined in:
- lib/minigl/game_object.rb
Direct Known Subclasses
Instance Attribute Summary collapse
-
#img_index ⇒ Object
readonly
Returns the value of attribute img_index.
-
#x ⇒ Object
Returns the value of attribute x.
-
#y ⇒ Object
Returns the value of attribute y.
Instance Method Summary collapse
- #animate(indices, interval) ⇒ Object
- #draw(map = nil, scale_x = 1, scale_y = 1, alpha = 0xff, color = 0xffffff, angle = nil) ⇒ Object
-
#initialize(x, y, img, sprite_cols = nil, sprite_rows = nil) ⇒ Sprite
constructor
A new instance of Sprite.
Constructor Details
#initialize(x, y, img, sprite_cols = nil, sprite_rows = nil) ⇒ Sprite
Returns a new instance of Sprite.
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# File 'lib/minigl/game_object.rb', line 8 def initialize x, y, img, sprite_cols = nil, sprite_rows = nil @x = x; @y = y @img = if sprite_cols.nil? [Res.img(img)] else Res.imgs img, sprite_cols, sprite_rows end @anim_counter = 0 @img_index = 0 @index_index = 0 end |
Instance Attribute Details
#img_index ⇒ Object (readonly)
Returns the value of attribute img_index.
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# File 'lib/minigl/game_object.rb', line 5 def img_index @img_index end |
#x ⇒ Object
Returns the value of attribute x.
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# File 'lib/minigl/game_object.rb', line 6 def x @x end |
#y ⇒ Object
Returns the value of attribute y.
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# File 'lib/minigl/game_object.rb', line 6 def y @y end |
Instance Method Details
#animate(indices, interval) ⇒ Object
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# File 'lib/minigl/game_object.rb', line 21 def animate indices, interval @anim_counter += 1 if @anim_counter >= interval @index_index += 1 @index_index = 0 if @index_index == indices.length @img_index = indices[@index_index] @anim_counter = 0 end end |
#draw(map = nil, scale_x = 1, scale_y = 1, alpha = 0xff, color = 0xffffff, angle = nil) ⇒ Object
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# File 'lib/minigl/game_object.rb', line 31 def draw map = nil, scale_x = 1, scale_y = 1, alpha = 0xff, color = 0xffffff, angle = nil color = (alpha << 24) | color if map if angle @img[@img_index].draw_rot @x.round - map.cam.x, @y.round - map.cam.y, 0, angle, 0.5, 0.5, scale_x, scale_y, color else @img[@img_index].draw @x.round - map.cam.x, @y.round - map.cam.y, 0, scale_x, scale_y, color end elsif angle @img[@img_index].draw_rot @x.round, @y.round, 0, angle, 0.5, 0.5, scale_x, scale_y, color else @img[@img_index].draw @x.round, @y.round, 0, scale_x, scale_y, color end end |