2014/10/16 上午 08:11:11

android Programming Glossary: circle

Cropping Circular Area from bitmap in android

http://stackoverflow.com/questions/11932805/cropping-circular-area-from-bitmap-in-android

want to make all area transparent which is outside the circle. Can anybody help me this regard Best Regards Altaf android..

How to change colors of a Drawable in Android?

http://stackoverflow.com/questions/1309629/how-to-change-colors-of-a-drawable-in-android

for example say I have a 20x20 PNG file that has a white circle in the middle and that everything outside the circle is transparent... white circle in the middle and that everything outside the circle is transparent. What's the best way to turn that white circle.. is transparent. What's the best way to turn that white circle blue and cache the results Does the answer change if I want..

How can I get a Dialog style activity window to fill the screen?

http://stackoverflow.com/questions/1362723/how-can-i-get-a-dialog-style-activity-window-to-fill-the-screen

doesn't always work. For instance I show a progress bar circle which has width and height set to FILL_PARENT so does its layout..

Why my opengl output differs for various devices?

http://stackoverflow.com/questions/17187032/why-my-opengl-output-differs-for-various-devices

I have created an android app for drawing of lines circles.. by using GLSurfaceView in OpenGLES 2.0 like an Auto cad app... Google Nexus 7 in the sense that if we draw a line then a circle the line doesn't get erased in surface view. But with Samsung.. is entirely different. The line previously drawn before a circle being drawn gets erased. i.e. each time if we draw a new line..

How can I create a table with borders in Android?

http://stackoverflow.com/questions/2108456/how-can-i-create-a-table-with-borders-in-android

Edit An example Edit2 Another example with more elements circle corners gradients... I have explained this issue with more details..

Android: How to get a radiogroup with togglebuttons?

http://stackoverflow.com/questions/2379527/android-how-to-get-a-radiogroup-with-togglebuttons

radiobuttongroup like behaviour but I don't want the radio circle to be present. I just want the user to be able to toggle only..

android: how do i use the progress bar?

http://stackoverflow.com/questions/2967337/android-how-do-i-use-the-progress-bar

do i change the style of the ProgressBar to be a bar not a circle and how would i use it with MediaPlayer thanks android progress..

Erase bitmap parts using PorterDuff mode

http://stackoverflow.com/questions/3467334/erase-bitmap-parts-using-porterduff-mode

... Create foreground transparent bitmap ... Draw a blue circle on the foreground bitmap ... Apply the foreground to the background..

Seek bar, change path color from yellow to white

http://stackoverflow.com/questions/3480456/seek-bar-change-path-color-from-yellow-to-white

2 How to change the thumb of seekbar from rectangle to circle sphere round shape. any pointers will be appreciated. android..

Android - SQlite Getting nearest locations (with latitude and longitude)

http://stackoverflow.com/questions/3695224/android-sqlite-getting-nearest-locations-with-latitude-and-longitude

and determine if they are really near your point in the circle or not using the following methods public static boolean pointIsInCircle..

Implement page curl on android?

http://stackoverflow.com/questions/3912849/implement-page-curl-on-android

the current input vertex. vi inputMesh_ ii Radius of the circle circumscribed by vertex vi.x vi.y around A on the x y plane..

Android question: implementing a rich text editor?

http://stackoverflow.com/questions/4283755/android-question-implementing-a-rich-text-editor

Control the appereance of the bullet symbol dot circle dash arrow star etc. Numbered list 1. 2. 3. etc. Table BTW I..

Detect touch press vs long press vs movement?

http://stackoverflow.com/questions/4324362/detect-touch-press-vs-long-press-vs-movement

on the screen . What I wanted to do is have an image of a circle on my screen which I can drag around. Then when I press it once.. with a list comes up to select a different image circle rectangle or triangle . I made a custom View with my own OnTouchListener..

Page curl/turn effect in Android [duplicate]

http://stackoverflow.com/questions/4376962/page-curl-turn-effect-in-android

the current input vertex. vi inputMesh_ ii Radius of the circle circumscribed by vertex vi.x vi.y around A on the x y plane..

Creating Custom Overlay on the map

http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map

I'll also want a dragger to reside on the perimeter of the circle which can be dragged to redefine radius. If someone could tell.. Point pt2 new Point projection.toPixels newGeos pt2 float circleRadius Math.abs pt2.y pt.y Paint circlePaint new Paint Paint.ANTI_ALIAS_FLAG.. newGeos pt2 float circleRadius Math.abs pt2.y pt.y Paint circlePaint new Paint Paint.ANTI_ALIAS_FLAG circlePaint.setColor 0x30000000..

Make certain area of bitmap transparent on touch

http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch

40 40 30 mPaint hardcode to test Problem is I think the circle straight away make the 2 images transparent on the defined radius..

Cropping Circular Area from bitmap in android

http://stackoverflow.com/questions/11932805/cropping-circular-area-from-bitmap-in-android

want crop circular region from this bitmap. In the above bitmap want to make all area transparent which is outside the circle. Can anybody help me this regard Best Regards Altaf android android layout gui graphics share improve this question ..

How to change colors of a Drawable in Android?

http://stackoverflow.com/questions/1309629/how-to-change-colors-of-a-drawable-in-android

cache the resultant Drawable object so I can use it later. So for example say I have a 20x20 PNG file that has a white circle in the middle and that everything outside the circle is transparent. What's the best way to turn that white circle blue.. So for example say I have a 20x20 PNG file that has a white circle in the middle and that everything outside the circle is transparent. What's the best way to turn that white circle blue and cache the results Does the answer change if I want.. circle in the middle and that everything outside the circle is transparent. What's the best way to turn that white circle blue and cache the results Does the answer change if I want to use that source image to create several new Drawables say..

How can I get a Dialog style activity window to fill the screen?

http://stackoverflow.com/questions/1362723/how-can-i-get-a-dialog-style-activity-window-to-fill-the-screen

theme will only expand according to its contents but even that doesn't always work. For instance I show a progress bar circle which has width and height set to FILL_PARENT so does its layout container but still the dialog wraps around the much smaller..

Why my opengl output differs for various devices?

http://stackoverflow.com/questions/17187032/why-my-opengl-output-differs-for-various-devices

my opengl output differs for various devices I have created an android app for drawing of lines circles.. by using GLSurfaceView in OpenGLES 2.0 like an Auto cad app. The app works well with Google Nexus 7 in the sense that.. OpenGLES 2.0 like an Auto cad app. The app works well with Google Nexus 7 in the sense that if we draw a line then a circle the line doesn't get erased in surface view. But with Samsung Galaxy Note II it is entirely different. The line previously.. erased in surface view. But with Samsung Galaxy Note II it is entirely different. The line previously drawn before a circle being drawn gets erased. i.e. each time if we draw a new line or circle the previous one gets erased.I can draw only one..

How can I create a table with borders in Android?

http://stackoverflow.com/questions/2108456/how-can-i-create-a-table-with-borders-in-android

text TextView TextView TableRow TableLayout LinearLayout Edit An example Edit2 Another example with more elements circle corners gradients... I have explained this issue with more details in http blog.intelligenia.com 2012 02 programacion movil..

Android: How to get a radiogroup with togglebuttons?

http://stackoverflow.com/questions/2379527/android-how-to-get-a-radiogroup-with-togglebuttons

a user can choose one of them as option. It has to be a radiobuttongroup like behaviour but I don't want the radio circle to be present. I just want the user to be able to toggle only one of the buttons. I think I would need someting like a togglegroup...

android: how do i use the progress bar?

http://stackoverflow.com/questions/2967337/android-how-do-i-use-the-progress-bar

spinning icon. what im looking for is an actual bar. How do i change the style of the ProgressBar to be a bar not a circle and how would i use it with MediaPlayer thanks android progress bar media player share improve this question set style..

Erase bitmap parts using PorterDuff mode

http://stackoverflow.com/questions/3467334/erase-bitmap-parts-using-porterduff-mode

like this DrawView Create the background green bitmap ... Create foreground transparent bitmap ... Draw a blue circle on the foreground bitmap ... Apply the foreground to the background bitmap using a PorterDuff method ... onDraw Simply draw..

Seek bar, change path color from yellow to white

http://stackoverflow.com/questions/3480456/seek-bar-change-path-color-from-yellow-to-white

just the thumb to move with no color change in the seek bar. 2 How to change the thumb of seekbar from rectangle to circle sphere round shape. any pointers will be appreciated. android android emulator share improve this question You should..

Android - SQlite Getting nearest locations (with latitude and longitude)

http://stackoverflow.com/questions/3695224/android-sqlite-getting-nearest-locations-with-latitude-and-longitude

good approximation. 2 Now you can loop on these filtered data and determine if they are really near your point in the circle or not using the following methods public static boolean pointIsInCircle PointF pointForCheck PointF center double radius..

Implement page curl on android?

http://stackoverflow.com/questions/3912849/implement-page-curl-on-android

CGFloat R r beta for ushort ii 0 ii numVertices_ ii Get the current input vertex. vi inputMesh_ ii Radius of the circle circumscribed by vertex vi.x vi.y around A on the x y plane R sqrt vi.x vi.x pow vi.y A 2 Now get the radius of the cone..

Android question: implementing a rich text editor?

http://stackoverflow.com/questions/4283755/android-question-implementing-a-rich-text-editor

still cannot figure out how I can implement the following requirements Control the appereance of the bullet symbol dot circle dash arrow star etc. Numbered list 1. 2. 3. etc. Table BTW I have seen there are several Span classes out there but I am..

Detect touch press vs long press vs movement?

http://stackoverflow.com/questions/4324362/detect-touch-press-vs-long-press-vs-movement

the screen and hold the finger on it and movement dragging on the screen . What I wanted to do is have an image of a circle on my screen which I can drag around. Then when I press it once short normal press a Toast comes up with some basic information.. some basic information about it. When I long press it an AlertDialog with a list comes up to select a different image circle rectangle or triangle . I made a custom View with my own OnTouchListener to detect the events and draw the image in onDraw...

Page curl/turn effect in Android [duplicate]

http://stackoverflow.com/questions/4376962/page-curl-turn-effect-in-android

Creating Custom Overlay on the map

http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map

the range that the user has selected. In my application I'll also want a dragger to reside on the perimeter of the circle which can be dragged to redefine radius. If someone could tell me how to draw custom drawable overlays and 2D graphics over.. selectedLat 100 selectedLong adjust your radius accordingly Point pt2 new Point projection.toPixels newGeos pt2 float circleRadius Math.abs pt2.y pt.y Paint circlePaint new Paint Paint.ANTI_ALIAS_FLAG circlePaint.setColor 0x30000000 circlePaint.setStyle.. radius accordingly Point pt2 new Point projection.toPixels newGeos pt2 float circleRadius Math.abs pt2.y pt.y Paint circlePaint new Paint Paint.ANTI_ALIAS_FLAG circlePaint.setColor 0x30000000 circlePaint.setStyle Style.FILL_AND_STROKE canvas.drawCircle..

Make certain area of bitmap transparent on touch

http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch

true public void onDraw Canvas canvas canvas.drawCircle 40 40 30 mPaint hardcode to test Problem is I think the circle straight away make the 2 images transparent on the defined radius how can I make only the top bitmap transparent android..

Draw Circle on touch

http://stackoverflow.com/questions/11796357/draw-circle-on-touch

Circle on touch I am trying to draw a circle where user touches screen . public class MainActivity extends Activity implements.. Style.FILL @Override protected void onDraw Canvas canvas super.onDraw canvas canvas.setBitmap mBitmap canvas.drawCircle x y 50 paint Toast.makeText MainActivity.this DDD 1 .show @Override public boolean onTouch View v MotionEvent event if event.getAction..

How To Make Circle Custom Progress Bar in Android

http://stackoverflow.com/questions/14688117/how-to-make-circle-custom-progress-bar-in-android

To Make Circle Custom Progress Bar in Android i want to custom progress bar in circle shape like same as download blazer app in google..

Android column '_id' does not exist?

http://stackoverflow.com/questions/3359414/android-column-id-does-not-exist

null try adapter new SimpleCursorAdapter this R.layout.circle_row cursor from to catch RuntimeException e Log.e Circle e.toString e When I run my application I get a RuntimeException and the following prints in LogCat from my Log.e statement..

Creating Custom Overlay on the map

http://stackoverflow.com/questions/4428730/creating-custom-overlay-on-the-map

Overlay on the map I am trying to replicate this feature of Maps in Android You can see that on the map there's a Circle depicting the range that the user has selected. In my application I'll also want a dragger to reside on the perimeter of.. new Paint Paint.ANTI_ALIAS_FLAG circlePaint.setColor 0x30000000 circlePaint.setStyle Style.FILL_AND_STROKE canvas.drawCircle float pt.x float pt.y circleRadius circlePaint circlePaint.setColor 0x99000000 circlePaint.setStyle Style.STROKE canvas.drawCircle.. pt.x float pt.y circleRadius circlePaint circlePaint.setColor 0x99000000 circlePaint.setStyle Style.STROKE canvas.drawCircle float pt.x float pt.y circleRadius circlePaint Bitmap markerBitmap BitmapFactory.decodeResource getApplicationContext .getResources..

i want Progress circle instead of progress dialog

http://stackoverflow.com/questions/5259506/i-want-progress-circle-instead-of-progress-dialog

want Progress circle instead of progress dialog Can anyone help ..... I want to show a progress Circle in my app while loading data.i have an activity and moving from one activity to other i am parsing some xml data so for..

Draw A Circle On Android MapView

http://stackoverflow.com/questions/5293709/draw-a-circle-on-android-mapview

A Circle On Android MapView Got it fixed here is my solution Edit updated to reflect robguinness answer. import com.google.android.maps.GeoPoint.. import android.graphics.Color import android.graphics.Paint import android.graphics.Point public class CircleOverlay extends Overlay Context context double mLat double mLon float mRadius public CircleOverlay Context _context double.. public class CircleOverlay extends Overlay Context context double mLat double mLon float mRadius public CircleOverlay Context _context double _lat double _lon float radius context _context mLat _lat mLon _lon mRadius radius public..