mirror of
https://github.com/SleepingInsomniac/pixelfaucet
synced 2024-11-17 07:48:20 +01:00
81 lines
2 KiB
Crystal
81 lines
2 KiB
Crystal
# require "crystaledge"
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require "../src/game"
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require "../src/controller"
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require "../src/sprite"
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require "../src/sprite/vector_sprite"
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require "../src/pixel"
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class Triangle < PF::Sprite
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include PF::VectorSprite
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def update(dt)
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end
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def draw(engine)
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frame = project_points(@frame)
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engine.fill_triangle(frame[0], frame[1], frame[2], PF::Pixel.yellow)
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end
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end
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class TriangleThing < PF::Game
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@tri : Triangle
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@paused = true
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@controller : PF::Controller(LibSDL::Scancode)
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def initialize(@width, @height, @scale)
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super(@width, @height, @scale)
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@tri = Triangle.build do |t|
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t.position = Vector2.new(@width / 2, @height / 2)
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t.frame = PF::VectorSprite.generate_circle(3, size = @width / 3)
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end
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@controller = PF::Controller(LibSDL::Scancode).new({
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LibSDL::Scancode::RIGHT => "Rotate Right",
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LibSDL::Scancode::LEFT => "Rotate Left",
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LibSDL::Scancode::SPACE => "Pause",
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LibSDL::Scancode::A => "Move Left",
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LibSDL::Scancode::D => "Move Right",
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LibSDL::Scancode::W => "Move Up",
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LibSDL::Scancode::S => "Move Down",
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})
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end
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def update(dt)
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@paused = !@paused if @controller.pressed?("Pause")
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@tri.rotation += 0.5 * dt if @controller.action?("Rotate Right")
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@tri.rotation -= 0.5 * dt if @controller.action?("Rotate Left")
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if @controller.action?("Move Up")
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@tri.frame[1] = @tri.frame[1] + Vector2.new(0.0, -10.0) * dt
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end
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if @controller.action?("Move Down")
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@tri.frame[1] = @tri.frame[1] + Vector2.new(0.0, 10.0) * dt
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end
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if @controller.action?("Move Left")
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@tri.frame[1] = @tri.frame[1] + Vector2.new(-10.0, 0.0) * dt
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end
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if @controller.action?("Move Right")
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@tri.frame[1] = @tri.frame[1] + Vector2.new(10.0, 0.0) * dt
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end
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unless @paused
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@tri.rotation += 1.0 * dt
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end
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@tri.update(dt)
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end
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def draw
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clear(0, 0, 100)
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@tri.draw(self)
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end
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end
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engine = TriangleThing.new(50, 50, 10)
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engine.run!
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