Glimmer Clock

# From: https://github.com/AndyObtiva/glimmer-dsl-swt/blob/master/docs/reference/GLIMMER_SAMPLES.md#clock class Clock include Glimmer::UI::CustomShell body { shell { text 'Glimmer Clock' minimum_size 400, 430 canvas { initial_time = Time.now background :black animation { every 0.01 # every hundredth of a second to ensure higher accuracy frame { |index| time = Time.now oval(0, 0, 400, 400) { background :white } polygon(-5, -5, 180, 0, -5, 5) { background :black transform { translate 200, 200 rotate(time.sec*6 - 90) } } polygon(-5, -5, 135, 0, -5, 5) { background :dark_gray transform { translate 200, 200 rotate(time.min*6 - 90) } } polygon(-5, -5, 90, 0, -5, 5) { background :gray transform { translate 200, 200 rotate((time.hour - 12)*30 - 90) } } } } } } } end Clock.launch