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Merge pull request #3075 from harshlele/better-popup-resizing
Better popup resizing with pinch gestures
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commit
feab633e60
@ -41,6 +41,7 @@ import android.view.GestureDetector;
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import android.view.Gravity;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import android.view.animation.AnticipateInterpolator;
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@ -1010,6 +1011,14 @@ public final class PopupVideoPlayer extends Service {
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private boolean isMoving;
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private boolean isResizing;
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//initial co-ordinates and distance between fingers
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private double initPointerDistance = -1;
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private float initFirstPointerX = -1;
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private float initFirstPointerY = -1;
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private float initSecPointerX = -1;
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private float initSecPointerY = -1;
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@Override
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public boolean onDoubleTap(final MotionEvent e) {
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if (DEBUG) {
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@ -1201,6 +1210,16 @@ public final class PopupVideoPlayer extends Service {
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playerImpl.hideControls(0, 0);
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animateView(playerImpl.getCurrentDisplaySeek(), false, 0, 0);
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animateView(playerImpl.getResizingIndicator(), true, 200, 0);
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//record co-ordinates of fingers
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initFirstPointerX = event.getX(0);
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initFirstPointerY = event.getY(0);
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initSecPointerX = event.getX(1);
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initSecPointerY = event.getY(1);
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//record distance between fingers
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initPointerDistance = Math.hypot(initFirstPointerX - initSecPointerX,
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initFirstPointerY - initSecPointerY);
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isResizing = true;
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}
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@ -1224,6 +1243,13 @@ public final class PopupVideoPlayer extends Service {
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if (isResizing) {
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isResizing = false;
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initPointerDistance = -1;
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initFirstPointerX = -1;
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initFirstPointerY = -1;
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initSecPointerX = -1;
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initSecPointerY = -1;
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animateView(playerImpl.getResizingIndicator(), false, 100, 0);
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playerImpl.changeState(playerImpl.getCurrentState());
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}
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@ -1238,30 +1264,36 @@ public final class PopupVideoPlayer extends Service {
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}
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private boolean handleMultiDrag(final MotionEvent event) {
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if (event.getPointerCount() != 2) {
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return false;
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}
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if (initPointerDistance != -1 && event.getPointerCount() == 2) {
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// get the movements of the fingers
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double firstPointerMove = Math.hypot(event.getX(0) - initFirstPointerX,
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event.getY(0) - initFirstPointerY);
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double secPointerMove = Math.hypot(event.getX(1) - initSecPointerX,
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event.getY(1) - initSecPointerY);
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final float firstPointerX = event.getX(0);
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final float secondPointerX = event.getX(1);
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// minimum threshold beyond which pinch gesture will work
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int minimumMove = ViewConfiguration.get(PopupVideoPlayer.this).getScaledTouchSlop();
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final float diff = Math.abs(firstPointerX - secondPointerX);
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if (firstPointerX > secondPointerX) {
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// second pointer is the anchor (the leftmost pointer)
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popupLayoutParams.x = (int) (event.getRawX() - diff);
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} else {
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// first pointer is the anchor
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popupLayoutParams.x = (int) event.getRawX();
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}
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if (Math.max(firstPointerMove, secPointerMove) > minimumMove) {
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// calculate current distance between the pointers
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double currentPointerDistance =
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Math.hypot(event.getX(0) - event.getX(1),
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event.getY(0) - event.getY(1));
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// change co-ordinates of popup so the center stays at the same position
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double newWidth = (popupWidth * currentPointerDistance / initPointerDistance);
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initPointerDistance = currentPointerDistance;
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popupLayoutParams.x += (popupWidth - newWidth) / 2;
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checkPopupPositionBounds();
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updateScreenSize();
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final int width = (int) Math.min(screenWidth, diff);
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updatePopupSize(width, -1);
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updatePopupSize((int) Math.min(screenWidth, newWidth), -1);
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return true;
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}
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}
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return false;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Utils
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