Scenario: Play round of bridge
ScenesSteps:
- 4 Four users agree to play bridge (Harrison, Jack, Tuan, David). . The teams are Harrison and Tuan vs Jack and David.
- all All four users sit down at a table, in clockwise order: Harrison, Jack, Tuan, David.
- Harrison is dealer, chosen at random, first shuffles deck of cards
- Harrison distributes deck of cards evenly to all players with cards faced down
- randomly chosen to be the dealer. He sets the deck to be a standard 52-card deck and shuffles it.
- Harrison distributes 13 cards to each player's hand.
- After after all cards have been dealt, person to left of dealer (Jack) begins bidding process by calling a suit and number (1Heart).
- bidding occurs in left to right order. Tuan calls 1 spade. David calls 2 clubs. Harrison passes. Jack passes. Tuan calls 2 spades. Everyone passes after that. The contract is 2 spades.
- Harrison is the dummy.
- David starts with ace of clubs.
- Tuan chooses to play for Harrison, Harrison lays down his hand face up for all to see. Tuan plays the 3 of clubs from the dummy's hand.
- Jack plays the 7 of clubs.
- Tuan plays trumps with the 2 of spades.
- Tuan wins round, takes trick, and play continues.
Design A:
StoryboardScene
- Steps 1-
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- 3:
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- Steps 4-6
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- Steps 7-
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- 11:
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Learnability
- pros: affordances for highlighting selection
- cons: user must discover actions by experimentation
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- pros:** staggered stack,** names are color coded to distinguish user specific selection** user color on cards played will fade over time
- cons: user most discover some options
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- pros: no need for undo - easy to fix with next action
- cons: may be hard to select certain cards
Design B
Storyboard
- Scenes Steps 1-4) : Dealing
- Scenes Steps 5-6): Bidding
- Scene Step 7) : Group Select
- Scenes 8-12) : Stackify
Usability Analysis
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- pros: options are made visible via circular pop up
- cons: terminology (ie. stackify)
Efficiency
- pros: dealer privileges might speed up big actions via buttons
- cons: making large stacks is tedious (lots of clicks)
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- pros:
- cons: hard to correct mispressed card for stacking
Design C
Storyboard
- Scenes Steps 5-6) : Bidding
- Scenes Steps 8-12): Collecting
Usability Analysis
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