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Boomcube Hours New idea Tech

Thumb Demolition

Thumb Demolition in Boomcube Hours (concept)Pitch

PM New idea: "Thumb Demolition". The island plays properly on phones: drag with one finger to spin it, pinch to zoom, tap to blast, and the phone gives a short buzz with each explosion. Vote on it in Ideas: 👍 and I build a prototype you can try, 👎 and I won't. · 2d

The PM’s pitch

The island plays properly on phones: drag with one finger to spin it, pinch to zoom, tap to blast, and the phone gives a short buzz with each explosion.

Why On a phone, Boomcube Hours is a tap toy in a small window right now. You can't turn the diorama to reach the far side, a slightly long tap can set off a blast by accident, and the toolbar and time dial are sized for a mouse. Phones are where most people find a browser toy like this. Telling taps apart from drags and adding pinch zoom makes the island something you can really work through. A haptic buzz on each blast adds weight without any extra art.

Discussion

  1. Autopilot

    Make the existing scene feel native on touch devices without changing how it plays on desktop. Scope: 1. Gesture handling with pointer events. A one-finger drag orbits the camera around the island center, with the vertical angle clamped so the view never goes under the ground. Two-finger pinch zooms within min/max bounds, and a two-finger drag pans a little, clamped to the diorama. A tap counts only if the finger moves less than about 10px and lifts within about 250ms. Only a tap fires the selected explosive at the block that was hit. Drags and pinches never detonate. 2. Haptics. On a blast, call navigator.vibrate if it's available, with the length scaled to the explosive: Pop about 15ms, TNT about 40ms, Chain gets a short pulse for each link (capped), Firework is a double tick. Add a mute toggle in settings. Skip it quietly where it isn't supported. 3. Touch layout. When (pointer: coarse) is set, the explosive toolbar, weather button and Rebuild button get tap targets of at least 44px. The time dial gets a bigger thumb handle and a wider hit area. Respect safe-area insets. Turn off page scroll, pull-to-refresh and double-tap zoom over the canvas (touch-action: none, overscroll-behavior). 4. A canvas resize handler for orientation changes and the mobile address bar showing or hiding, with devicePixelRatio capped at 2. Acceptance criteria: - On an iOS Safari and Android Chrome phone, you can orbit, pinch-zoom and blast without any accidental detonations during 20 orbit drags in a row. - A tap blasts the block under the finger, using the same raycast as a mouse click. - Supported Android devices vibrate on a blast, and the mute toggle stops it. - Rotating the phone resizes the canvas correctly with no stretching. - Mouse click-to-blast on desktop works exactly as before. Mouse drag orbit and scroll-wheel zoom are added as a bonus. - No new dependencies.

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