[etoys-dev] Etoys: MorphicExtras-kfr.42.mcz

commits at source.squeak.org commits at source.squeak.org
Fri Oct 14 13:21:59 EDT 2011

Karl Ramberg uploaded a new version of MorphicExtras to project Etoys:

==================== Summary ====================

Name: MorphicExtras-kfr.42
Author: kfr
Time: 14 October 2011, 7:21:17 pm
UUID: dd83d85e-46aa-ef41-8aaf-415813c4882d
Ancestors: MorphicExtras-kfr.41

Some more fixes. Leaving project camera is turned off. entering its turned on again  (if it was previously left on). Renamed category

=============== Diff against MorphicExtras-kfr.41 ===============

Item was changed:
  ----- Method: WebCamMorph class>>additionsToViewerCategories (in category 'scripting') -----
  	"Answer a list of (<categoryName> <list of category specs>) pairs that characterize the phrases this kind of morph wishes to add to various Viewer categories."
  	^ #(
+ 	(#'camera' (
- 	(#'camera settings' (
  		(slot resolution '160x120, 320x240 or 640x480' 
  			WebCamResolution readWrite Player getWebCamResolution Player setWebCamResolution:)
  		(slot cameraIsOn 'Whether the camera is on/off' Boolean readWrite Player getWebCamIsOn Player setWebCamIsOn:)
  		(slot useFrameSize 'Resize the morph to match the cameras frame size' 
  			Boolean readWrite Player getUseFrameSize Player setUseFrameSize:)
  		(slot lastFrame 'A morph with the last frame' Player readOnly	Player getLastFrame unused unused)
  		(slot graphic 	'The picture currently being worn' Graphic	 readOnly Player getVideoGraphic unused unused)

Item was added:
+ ----- Method: WebCamMorph>>intoWorld: (in category 'initialization') -----
+ intoWorld: aWorld
+ 	super intoWorld: aWorld.
+ 	camIsOn ifTrue: [self on]
+ 					ifFalse:[self off].
+ 	self removeActionsForEvent: #aboutToEnterWorld.
+ 	aWorld
+ 		when: #aboutToLeaveWorld
+ 		send: #outOfWorld:
+ 		to: self
+ 		with: aWorld.!

Item was changed:
  ----- Method: WebCamMorph>>nextFrame (in category 'stepping and presenter') -----
  	CameraInterface getFrameForCamera: camNum into: displayForm bits.

Item was changed:
  ----- Method: WebCamMorph>>on (in category 'accessing') -----
- 	camIsOn
- 		ifTrue: [^ true].
- 	"Avoid more than one WebCamMorph per
- 	Camera "
  	(CameraInterface cameraIsOpen: camNum)
  		ifTrue: [^ false].
  		openCamera: camNum
  		width: frameExtent x
  		height: frameExtent y)
  		ifNil: [^ false].
  	(Delay forSeconds: 1) wait.
+ 	displayForm := Form extent: frameExtent depth:32.
- 	"why?"
  	camIsOn := true.
  	self startStepping.
  	^ true!

Item was added:
+ ----- Method: WebCamMorph>>outOfWorld: (in category 'initialization') -----
+ outOfWorld: aWorld
+ 	super outOfWorld: aWorld.
+ 	camIsOn ifTrue: [self off. camIsOn := true].
+ 	aWorld
+ 		when: #aboutToEnterWorld
+ 		send: #intoWorld:
+ 		to: self
+ 		with: aWorld.!

Item was changed:
  ----- Method: WebCamMorph>>updateDisplay (in category 'stepping and presenter') -----
  	self getWebCamIsOn
  		ifFalse: [displayForm getCanvas
  				drawString: 'Camera is off'
  				at: 5 @ 2
  				font: Preferences windowTitleFont
  				color: Color white.
  	ifTrue:[self nextFrame].
       self changed.!

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