Mobile App Dev 2022W: Tutorial 8 - Revision history

Soma: /* Tasks */

2022-03-18T16:33:41Z

Tasks

← Older revision		Revision as of 16:33, 18 March 2022
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	# Remove the title bar saying "Drag Demo 3"		# Remove the title bar saying "Drag Demo 3"
	# Move the status text to the top. Don't use any fixed coordinate values or biases.		# Move the status text to the top. Don't use any fixed coordinate values or biases.
	# Make the circle and the square outline green.		# Make the circle solid green and the square outline green. (Neither should be blue or red anymore.)
	# Make a new square in the center that is solid red in color. Make sure its position isn't specified using any coordinates.		# Make a new square in the center that is solid red in color. Make sure its position isn't specified using any coordinates.
	# Make it so that if the circle is ever left placed inside the new solid red square it should be trapped - it can move around inside the square but it can never leave. Note that it should be possible for a user to drag the circle through the red square without it becoming trapped. The trap should only trigger if the drag ends inside of the red square.		# Make it so that if the circle is ever left placed inside the new solid red square it should be trapped - it can move around inside the square but it can never leave. Note that it should be possible for a user to drag the circle through the red square without it becoming trapped. The trap should only trigger if the drag ends inside of the red square.

2022-03-14T03:37:23Z

Tasks

← Older revision		Revision as of 03:37, 14 March 2022
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	# Make the circle and the square outline green.		# Make the circle and the square outline green.
	# Make a new square in the center that is solid red in color. Make sure its position isn't specified using any coordinates.		# Make a new square in the center that is solid red in color. Make sure its position isn't specified using any coordinates.
	# Make it so that if the circle ~~enters~~ the new solid red square it should be trapped - it can move around inside the square but it can never leave.		# Make it so that if the circle is ever left placed inside the new solid red square it should be trapped - it can move around inside the square but it can never leave. Note that it should be possible for a user to drag the circle through the red square without it becoming trapped. The trap should only trigger if the drag ends inside of the red square.

	==Code==		==Code==

2022-03-14T03:35:48Z

Questions

← Older revision		Revision as of 03:35, 14 March 2022
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	# How is the circle moved?		# How is the circle moved?
	# What happens to the position of the circle when the screen is rotated? Why?		# What happens to the position of the circle when the screen is rotated? Why?
	# What is the position of the circle in onCreate? How does this compare to its position inside ~~the onTouchListener~~?		# What is the position of the circle in onCreate? How does this compare to its position inside trackCircle?

	==Tasks==		==Tasks==

2022-03-14T03:35:12Z

Questions

← Older revision		Revision as of 03:35, 14 March 2022
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	# How is the circle moved?		# How is the circle moved?
	# What happens to the position of the circle when the screen is rotated? Why?		# What happens to the position of the circle when the screen is rotated? Why?
	# What is the position of the circle in onCreate? How does this compare to its position inside the ~~onTouchedListener~~?		# What is the position of the circle in onCreate? How does this compare to its position inside the onTouchListener?

	==Tasks==		==Tasks==

2022-03-14T03:34:51Z

Questions

← Older revision		Revision as of 03:34, 14 March 2022
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	# How is the circle moved?		# How is the circle moved?
	# What happens to the position of the circle when the screen is rotated? Why?		# What happens to the position of the circle when the screen is rotated? Why?
			# What is the position of the circle in onCreate? How does this compare to its position inside the onTouchedListener?

	==Tasks==		==Tasks==

2022-03-14T03:33:09Z

Tasks

← Older revision		Revision as of 03:33, 14 March 2022
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	# Change the initial text to say "Welcome!" The app should still give directions once the user starts dragging the circle.		# Change the initial text to say "Welcome!" The app should still give directions once the user starts dragging the circle.
			# Remove the title bar saying "Drag Demo 3"
	# Move the status text to the top. Don't use any fixed coordinate values or biases.		# Move the status text to the top. Don't use any fixed coordinate values or biases.
	# Make the circle and the square outline green.		# Make the circle and the square outline green.

2022-03-14T03:30:57Z

← Older revision		Revision as of 03:30, 14 March 2022
Line 11:		Line 11:
	# How is the circle moved?		# How is the circle moved?
	# What happens to the position of the circle when the screen is rotated? Why?		# What happens to the position of the circle when the screen is rotated? Why?

			==Tasks==

			# Change the initial text to say "Welcome!" The app should still give directions once the user starts dragging the circle.
			# Move the status text to the top. Don't use any fixed coordinate values or biases.
			# Make the circle and the square outline green.
			# Make a new square in the center that is solid red in color. Make sure its position isn't specified using any coordinates.
			# Make it so that if the circle enters the new solid red square it should be trapped - it can move around inside the square but it can never leave.

	==Code==		==Code==

2022-03-14T03:22:20Z

Questions

← Older revision		Revision as of 03:22, 14 March 2022
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	==Questions==		==Questions==

	* How does this code determine the center of the square and the circle, relative to where the user touched the screen? How does this compare to how we did this in [[Mobile App Dev 2022W: Tutorial 3\|Tutorial 3]]?		# How does this code determine the center of the square and the circle, relative to where the user touched the screen? How does this compare to how we did this in [[Mobile App Dev 2022W: Tutorial 3\|Tutorial 3]]?
			# What is the difference between how the circle and square are drawn on the screen?
			# How is the circle moved?
			# What happens to the position of the circle when the screen is rotated? Why?

	==Code==		==Code==

2022-03-14T03:20:42Z

← Older revision		Revision as of 03:20, 14 March 2022
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	* [https://developer.android.com/training/gestures/scale#drag Android: Drag an object]		* [https://developer.android.com/training/gestures/scale#drag Android: Drag an object]
	* [https://developer.android.com/reference/kotlin/android/view/View#getlocationonscreen Android: getLocationOnScreen]		* [https://developer.android.com/reference/kotlin/android/view/View#getlocationonscreen Android: getLocationOnScreen]

			==Questions==

			* How does this code determine the center of the square and the circle, relative to where the user touched the screen? How does this compare to how we did this in [[Mobile App Dev 2022W: Tutorial 3\|Tutorial 3]]?

	==Code==		==Code==

2022-03-14T03:19:12Z

Documentation

← Older revision		Revision as of 03:19, 14 March 2022
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	* [https://developer.android.com/guide/topics/graphics/drawables#drawables-from-xml Android: Drawables from xml]		* [https://developer.android.com/guide/topics/graphics/drawables#drawables-from-xml Android: Drawables from xml]
	* [https://developer.android.com/training/gestures/scale#drag Android: Drag an object]		* [https://developer.android.com/training/gestures/scale#drag Android: Drag an object]
	* [https://developer.android.com/reference/android/view/View~~.html~~#~~getLocationOnScreen~~ Android: getLocationOnScreen]		* [https://developer.android.com/reference/kotlin/android/view/View#getlocationonscreen Android: getLocationOnScreen]

	==Code==		==Code==