2014/10/16 上午 08:10:11

android Programming Glossary: arc

How to draw Arc between two points on the Canvas?

http://stackoverflow.com/questions/11131954/how-to-draw-arc-between-two-points-on-the-canvas

p1.x p1.y p2.x p2.y paint I want to draw the arc between two points like below image. How can I draw like this... radius p1.x radius p1.y radius Path myPath new Path myPath.arcTo oval start_Angle float sweeep_angle true for calculate start_angle..

Augmented reality - Image size transform

http://stackoverflow.com/questions/11387535/augmented-reality-image-size-transform

size of the view. In this case the size of the view is the arclength of the viewport Step 3 Some Math Let us make another assumption.. the process. Lets assume that instead of viewing the real arc we view the hypotenuse of the viewport. When looking from a..

Android webview late rendering

http://stackoverflow.com/questions/13904315/android-webview-late-rendering

'page1' .removeClass 'nodisplay' In android 4 xperia arc and galaxy note 2 I see a strange late rendering but I don't..

Android: looking for a drawArc() method with inner & outer radius

http://stackoverflow.com/questions/3874424/android-looking-for-a-drawarc-method-with-inner-outer-radius

However with this drawArc method I cannot limit the arc's inner radius. What I'd like to have is something like this.. drawArc function where I can set the inner radius of the arc. Anyone an idea how to do that BTW overpainting the inner area.. see the red and blue android 2d draw radius geometric arc share improve this question You can paint over the inner..

Implement page curl on android?

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

our vertex in 3D space. r R sin theta Angle subtended by arc ST on the cone cross section. beta asin vi.x R sin theta MAGIC..

Page curl/turn effect in Android [duplicate]

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

our vertex in 3D space. r R sin theta Angle subtended by arc ST on the cone cross section. beta asin vi.x R sin theta MAGIC..

Android, move bitmap along a path?

http://stackoverflow.com/questions/4460508/android-move-bitmap-along-a-path

of a sun and I would like to move it over time along an arc path. Is there some way to define a path like this and then.. this question I'm thinking of one solution _ If your arc has this kind of shape meaning less than half a circle and positioned..

Android Gauge Animation Question

http://stackoverflow.com/questions/6156674/android-gauge-animation-question

p.setLastPoint width 2 width 2 add line from the center to arc at specified angle p.lineTo width 2 float Math.cos Math.toRadians.. 2 float Math.sin Math.toRadians angleStart width 2 add arc from start angle with specified sweep p.addArc new RectF 0 0.. new RectF 0 0 width width angleStart sweep from end of arc return to the center of circle p.lineTo width 2 width 2 paint.setColor..

How do you create a loadable kernel module for Android?

http://stackoverflow.com/questions/6282669/how-do-you-create-a-loadable-kernel-module-for-android

a Build Environment Java sudo add apt repository deb http archive.ubuntu.com ubuntu dapper main multiverse sudo add apt repository.. dapper main multiverse sudo add apt repository deb http archive.ubuntu.com ubuntu dapper updates main multiverse sudo apt.. libomx_avcdec_sharedlibrary mkbootimg android.core.tests.archive ext libomx_baseclass_lib mksdcard android.core.tests.concurrent..

click event on pie chart in android [closed]

http://stackoverflow.com/questions/8981996/click-event-on-pie-chart-in-android

draw pie chart using canvas.. There are approximately 10 arcs in pie chart..i want to perform click event on each arc. Is.. arcs in pie chart..i want to perform click event on each arc. Is there any way to do this or any other way This is my pie..

Android - How to draw an arc based gradient

http://stackoverflow.com/questions/9037108/android-how-to-draw-an-arc-based-gradient

How to draw an arc based gradient I am trying to create an arc variable number.. to draw an arc based gradient I am trying to create an arc variable number of degrees that gradually goes from one color.. sweepAngle true paint But the result is the entire arc is painted with the same color. Edit After more experimenting..

How to draw Arc between two points on the Canvas?

http://stackoverflow.com/questions/11131954/how-to-draw-arc-between-two-points-on-the-canvas

those points like this below image by using This code canvas.drawLine p1.x p1.y p2.x p2.y paint I want to draw the arc between two points like below image. How can I draw like this. android android canvas ondraw share improve this question.. 20 final RectF oval new RectF oval.set p1.x radius p1.y radius p1.x radius p1.y radius Path myPath new Path myPath.arcTo oval start_Angle float sweeep_angle true for calculate start_angle use this code int startAngle int 180 Math.PI Math.atan2..

Augmented reality - Image size transform

http://stackoverflow.com/questions/11387535/augmented-reality-image-size-transform

going to a relation between the size of the object and the size of the view. In this case the size of the view is the arclength of the viewport Step 3 Some Math Let us make another assumption to simplify the process. Lets assume that instead.. Step 3 Some Math Let us make another assumption to simplify the process. Lets assume that instead of viewing the real arc we view the hypotenuse of the viewport. When looking from a distance d with a view of 90 degrees the hypotenuse of the viewport..

Android webview late rendering

http://stackoverflow.com/questions/13904315/android-webview-late-rendering

display none function showPage1 '.pages' .addClass 'nodisplay' 'page1' .removeClass 'nodisplay' In android 4 xperia arc and galaxy note 2 I see a strange late rendering but I don't know how older versions behave. when I hide an element and..

Android: looking for a drawArc() method with inner & outer radius

http://stackoverflow.com/questions/3874424/android-looking-for-a-drawarc-method-with-inner-outer-radius

view This I have achieved by using the Canvas' drawArc method. However with this drawArc method I cannot limit the arc's inner radius. What I'd like to have is something like this where there is only an outer ring left. What I need is an drawArc.. where there is only an outer ring left. What I need is an drawArc function where I can set the inner radius of the arc. Anyone an idea how to do that BTW overpainting the inner area doesn't work because it needs to be transparent. Painting.. layer on top which is transparent and through which I can still see the red and blue android 2d draw radius geometric arc share improve this question You can paint over the inner area using the PorterDuff xfermode called Clear. This will..

Implement page curl on android?

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

Now get the radius of the cone cross section intersected by our vertex in 3D space. r R sin theta Angle subtended by arc ST on the cone cross section. beta asin vi.x R sin theta MAGIC v1.x r sin beta v1.y R A r 1 cos beta sin theta v1.z r 1..

Page curl/turn effect in Android [duplicate]

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

Android, move bitmap along a path?

http://stackoverflow.com/questions/4460508/android-move-bitmap-along-a-path

a path to draw a bitmap over time for example I have an image of a sun and I would like to move it over time along an arc path. Is there some way to define a path like this and then move along it so that I don't have to calculate it mathematically.. Thanks. android animation path bitmap share improve this question I'm thinking of one solution _ If your arc has this kind of shape meaning less than half a circle and positioned horizontaly then you could iterate the x value and..

Android Gauge Animation Question

http://stackoverflow.com/questions/6156674/android-gauge-animation-question

context attrs p new Path move into center of the circle p.setLastPoint width 2 width 2 add line from the center to arc at specified angle p.lineTo width 2 float Math.cos Math.toRadians angleStart width 2 width 2 float Math.sin Math.toRadians.. width 2 float Math.cos Math.toRadians angleStart width 2 width 2 float Math.sin Math.toRadians angleStart width 2 add arc from start angle with specified sweep p.addArc new RectF 0 0 width width angleStart sweep from end of arc return to the.. width 2 add arc from start angle with specified sweep p.addArc new RectF 0 0 width width angleStart sweep from end of arc return to the center of circle p.lineTo width 2 width 2 paint.setColor Color.RED paint.setStrokeWidth 1 paint.setStyle Style.STROKE..

How do you create a loadable kernel module for Android?

http://stackoverflow.com/questions/6282669/how-do-you-create-a-loadable-kernel-module-for-android

the Android dev documentation... As per Initializing a Build Environment Java sudo add apt repository deb http archive.ubuntu.com ubuntu dapper main multiverse sudo add apt repository deb http archive.ubuntu.com ubuntu dapper updates main.. sudo add apt repository deb http archive.ubuntu.com ubuntu dapper main multiverse sudo add apt repository deb http archive.ubuntu.com ubuntu dapper updates main multiverse sudo apt get update sudo apt get install sun java5 jdk Other required.. mkbootfs android.core.tests.annotation exc_dump libomx_avcdec_sharedlibrary mkbootimg android.core.tests.archive ext libomx_baseclass_lib mksdcard android.core.tests.concurrent Fallback libomx_common_lib mkstubs android.core.tests.crypto..

click event on pie chart in android [closed]

http://stackoverflow.com/questions/8981996/click-event-on-pie-chart-in-android

event on pie chart in android closed I have used to draw pie chart using canvas.. There are approximately 10 arcs in pie chart..i want to perform click event on each arc. Is there any way to do this or any other way This is my pie chart.. to draw pie chart using canvas.. There are approximately 10 arcs in pie chart..i want to perform click event on each arc. Is there any way to do this or any other way This is my pie chart view.. MyView.java package android.piechart import java.util.ArrayList..

Android - How to draw an arc based gradient

http://stackoverflow.com/questions/9037108/android-how-to-draw-an-arc-based-gradient

How to draw an arc based gradient I am trying to create an arc variable number of degrees that gradually goes from one color to another. From.. How to draw an arc based gradient I am trying to create an arc variable number of degrees that gradually goes from one color to another. From example from blue to red This is my code.. paint.setShader shader canvas.drawArc rectF startAngle sweepAngle true paint But the result is the entire arc is painted with the same color. Edit After more experimenting I found out that the color spread is determined by the angle..