54 lines
2.3 KiB
Text
54 lines
2.3 KiB
Text
# ui_gamepad.ludic — the pad and held keys, on the program's clock: a direction held presses once,
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# again after 0.42 s and every 0.11 s after that, at any frame rate; A presses what has the focus,
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# left and right step a range and a select, and B closes a popover.
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import "ludic.ui"
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import "ui_gamepad_parts/Pad.ludic"
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program UiGamepad {
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numbers float
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state UigamepadState {
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now: float = 0.0
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}
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function clock(uigamepad_st: UigamepadState) -> float { return uigamepad_st.now }
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function frame(ui_st: mut UiState, i: UiInput) -> string {
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ui_input(ui_st, i)
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ui_show(ui_st, "Pad", null, 0.0, 0.0, 400.0, 600.0)
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let page = ui_nodes(ui_st, "Pad", null).children[0]
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return page.children[len(page.children) - 1].text
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}
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# `what` held for `secs` at `hz`, then let go
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function hold(ui_st: mut UiState, uigamepad_st: mut UigamepadState, what: string, secs: float, hz: int) -> string {
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let frames = int(secs * float(hz) + 0.5)
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for k in 0 .. frames + 1 {
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uigamepad_st.now = uigamepad_st.now + 1.0 / float(hz)
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let i = new UiInput
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i.held_up = what == "up"
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i.held_down = what == "down"
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i.held_left = what == "left"
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i.held_right = what == "right"
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i.pad_a = what == "a"
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i.pad_b = what == "b"
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frame(ui_st, i)
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}
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uigamepad_st.now = uigamepad_st.now + 1.0 / float(hz)
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return frame(ui_st, new UiInput)
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}
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function tap(ui_st: mut UiState, uigamepad_st: mut UigamepadState, what: string) -> string { return hold(ui_st, uigamepad_st, what, 0.0, 60) }
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entry (ui_st: mut UiState, uigamepad_st: mut UigamepadState) {
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ui_backend(ui_st, new UiBackend)
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ui_clock(ui_st, fn clock)
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frame(ui_st, new UiInput)
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hold(ui_st, uigamepad_st, "down", 1.0, 240)
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let fast = tap(ui_st, uigamepad_st, "a")
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hold(ui_st, uigamepad_st, "down", 1.0, 60)
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hold(ui_st, uigamepad_st, "up", 0.5, 60)
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let slow = tap(ui_st, uigamepad_st, "a")
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for k in 0 .. 8 { tap(ui_st, uigamepad_st, "down") }
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let vol = hold(ui_st, uigamepad_st, "right", 0.5, 60)
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tap(ui_st, uigamepad_st, "down")
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let q = tap(ui_st, uigamepad_st, "left")
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tap(ui_st, uigamepad_st, "down")
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let open = tap(ui_st, uigamepad_st, "a")
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let shut = tap(ui_st, uigamepad_st, "b")
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print(`{fast} | {slow} | {vol} | {q} | {open} | {shut}`)
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}
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}
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