2014/10/16 上午 08:18:42

android Programming Glossary: matrix.posttranslate

http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming

if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float..

How can I use the animation framework inside the canvas?

http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas

Matrix matrix.postRotate angle ballW 2 ballH 2 Rotate it. matrix.postTranslate ballX ballY Move it into x y position. canvas.drawBitmap ball..

Getting coordinates and width/height from a matrix

http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix

if mode DRAG matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float..

3D cube transition in Android [closed]

http://stackoverflow.com/questions/5339907/3d-cube-transition-in-android

Here you can play with the matrix.. so by doing matrix.postTranslate distance 0 you already get a funny looking animation. Then let's.. matrix.preTranslate child.getWidth 2f child.getHeight 2f matrix.postTranslate child.getWidth 2f child.getHeight 2f You get a funny looking..

zooming and dragging images using matrix in android

http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android

if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float.. above code savedMatrix.set matrix matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y float scale newDist oldDist.. matrix copying matrix content into savedMatrix matrix.postTranslate event.getX start.x event.getY start.y matrix determines some..

Rotate zoom drag image in android imageview

http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview

if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float..

Android: How to rotate a moving animated sprite based on the coordinates of its destination

http://stackoverflow.com/questions/6003823/android-how-to-rotate-a-moving-animated-sprite-based-on-the-coordinates-of-its

Matrix matrix.postRotate angle ballW 2 ballH 2 rotate it matrix.postTranslate X Y move it into x y position canvas.drawBitmap ball matrix..

How do I modify TouchImageView with double tap to zoom in and out?

http://stackoverflow.com/questions/7704086/how-do-i-modify-touchimageview-with-double-tap-to-zoom-in-and-out

0 deltaY y else if y deltaY bottom deltaY y bottom matrix.postTranslate deltaX deltaY last.set curr.x curr.y break case MotionEvent.ACTION_UP.. 1 if Math.round origWidth saveScale width if y bottom matrix.postTranslate 0 y bottom else if y 0 matrix.postTranslate 0 y else if.. if y bottom matrix.postTranslate 0 y bottom else if y 0 matrix.postTranslate 0 y else if x right matrix.postTranslate x right 0 else..

Android Image View Pinch Zooming

http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming

How can I use the animation framework inside the canvas?

http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas

360 angle 0 DRAW BALL Rotate method one Matrix matrix new Matrix matrix.postRotate angle ballW 2 ballH 2 Rotate it. matrix.postTranslate ballX ballY Move it into x y position. canvas.drawBitmap ball matrix null Draw the ball with applied matrix. Rotate method..

Getting coordinates and width/height from a matrix

http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix

case MotionEvent.ACTION_POINTER_UP mode NONE break case MotionEvent.ACTION_MOVE if mode DRAG matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float newDist spacing event if newDist 10f matrix.set savedMatrix..

3D cube transition in Android [closed]

http://stackoverflow.com/questions/5339907/3d-cube-transition-in-android

t.getMatrix t.clear t.setTransformationType Transformation.TYPE_MATRIX Here you can play with the matrix.. so by doing matrix.postTranslate distance 0 you already get a funny looking animation. Then let's rotate the image based on it's position. matrix.postRotate.. image based on it's position. matrix.postRotate distance 40f matrix.preTranslate child.getWidth 2f child.getHeight 2f matrix.postTranslate child.getWidth 2f child.getHeight 2f You get a funny looking rotation when the viewswitcher animates. Now to the 3D Part..

zooming and dragging images using matrix in android

http://stackoverflow.com/questions/5881778/zooming-and-dragging-images-using-matrix-in-android

mode NONE Log.d TAG mode NONE break case MotionEvent.ACTION_MOVE if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float newDist spacing event Log.d TAG newDist newDist if newDist.. clearly the functions of the following 5 lines within the above code savedMatrix.set matrix matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y float scale newDist oldDist matrix.postScale scale scale mid.x mid.y thanks in advance.. drag and drop zoom share improve this question savedMatrix.set matrix copying matrix content into savedMatrix matrix.postTranslate event.getX start.x event.getY start.y matrix determines some transformation like zoom and move. postTranslate adds move..

Rotate zoom drag image in android imageview

http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview

matrix matrix.postRotate 90 break case MotionEvent.ACTION_MOVE if mode DRAG ... matrix.set savedMatrix matrix.postTranslate event.getX start.x event.getY start.y else if mode ZOOM float newDist spacing event Log.d TAG newDist newDist if newDist..

Android: How to rotate a moving animated sprite based on the coordinates of its destination

http://stackoverflow.com/questions/6003823/android-how-to-rotate-a-moving-animated-sprite-based-on-the-coordinates-of-its

a sprite you can use canvas or matrix Matrix matrix new Matrix matrix.postRotate angle ballW 2 ballH 2 rotate it matrix.postTranslate X Y move it into x y position canvas.drawBitmap ball matrix null draw the ball with the applied matrix method two canvas.save..

How do I modify TouchImageView with double tap to zoom in and out?

http://stackoverflow.com/questions/7704086/how-do-i-modify-touchimageview-with-double-tap-to-zoom-in-and-out

deltaX x else if x deltaX right deltaX x right if y deltaY 0 deltaY y else if y deltaY bottom deltaY y bottom matrix.postTranslate deltaX deltaY last.set curr.x curr.y break case MotionEvent.ACTION_UP mode NONE int xDiff int Math.abs curr.x start.x.. m Matrix.MTRANS_X float y m Matrix.MTRANS_Y if mScaleFactor 1 if Math.round origWidth saveScale width if y bottom matrix.postTranslate 0 y bottom else if y 0 matrix.postTranslate 0 y else if x right matrix.postTranslate x right 0 else if x 0 matrix.postTranslate.. if mScaleFactor 1 if Math.round origWidth saveScale width if y bottom matrix.postTranslate 0 y bottom else if y 0 matrix.postTranslate 0 y else if x right matrix.postTranslate x right 0 else if x 0 matrix.postTranslate x 0 else matrix.postScale mScaleFactor..