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2014/10/16 ¤W¤È 08:13:10

android Programming Glossary: erasing

PorterduffXfermode: Clear a section of a bitmap

http://stackoverflow.com/questions/11337679/porterduffxfermode-clear-a-section-of-a-bitmap

clear indicator to me that the Mode.CLEAR is somehow erasing the canvas of the views underneath as well My guess would be..

Making Overlaid image transparent on touch in Android?

http://stackoverflow.com/questions/3021401/making-overlaid-image-transparent-on-touch-in-android

the touched areas of bitmap image transparent seems like erasing while I am moving my finger on that image. I am having a PNG.. transparent so that the user can feel that he is actually erasing it. For this I am using frame layout to load 2 layers. Down.. layer is for content and upper layer is an Imageview for erasing. I need erase the upper layer when user touch and move his finger..

How do the pieces of Android's (2D) Canvas drawing pipeline fit together?

http://stackoverflow.com/questions/5762727/how-do-the-pieces-of-androids-2d-canvas-drawing-pipeline-fit-together

an additional sort of masking going on to constrain the erasing to an oval. I did find the API demos but each demo works in.. an additional sort of masking going on to constrain the erasing to an oval. The XferMode applies to the source colors from the..

Logcat in eclipse keeps auto clearing

http://stackoverflow.com/questions/5794796/logcat-in-eclipse-keeps-auto-clearing

share improve this question It will show one line before erasing it to show the next one Just click the verbose button again...

PorterduffXfermode: Clear a section of a bitmap

http://stackoverflow.com/questions/11337679/porterduffxfermode-clear-a-section-of-a-bitmap

the underlying activity becomes visible. This seems a pretty clear indicator to me that the Mode.CLEAR is somehow erasing the canvas of the views underneath as well My guess would be the black in the first example is that of the top level view..

Making Overlaid image transparent on touch in Android?

http://stackoverflow.com/questions/3021401/making-overlaid-image-transparent-on-touch-in-android

image transparent on touch in Android I need help on making the touched areas of bitmap image transparent seems like erasing while I am moving my finger on that image. I am having a PNG file with Alpha channel in it. I want to turn the touched pixels.. Alpha channel in it. I want to turn the touched pixels to transparent so that the user can feel that he is actually erasing it. For this I am using frame layout to load 2 layers. Down layer is for content and upper layer is an Imageview for erasing... it. For this I am using frame layout to load 2 layers. Down layer is for content and upper layer is an Imageview for erasing. I need erase the upper layer when user touch and move his finger on it. I am not getting how to make it transparent. can..

How do the pieces of Android's (2D) Canvas drawing pipeline fit together?

http://stackoverflow.com/questions/5762727/how-do-the-pieces-of-androids-2d-canvas-drawing-pipeline-fit-together

regardless of the source's alpha. So this implies that there's an additional sort of masking going on to constrain the erasing to an oval. I did find the API demos but each demo works in a vacuum and doesn't show how the thing it focusses on eg XferModes.. regardless of the source's alpha. So this implies that there's an additional sort of masking going on to constrain the erasing to an oval. The XferMode applies to the source colors from the Shader and the destination colors from the Canvas 's Bitmap..

Logcat in eclipse keeps auto clearing

http://stackoverflow.com/questions/5794796/logcat-in-eclipse-keeps-auto-clearing