Example usage for android.view MotionEvent ACTION_POINTER_UP

List of usage examples for android.view MotionEvent ACTION_POINTER_UP

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Introduction

In this page you can find the example usage for android.view MotionEvent ACTION_POINTER_UP.

Prototype

int ACTION_POINTER_UP

To view the source code for android.view MotionEvent ACTION_POINTER_UP.

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Document

Constant for #getActionMasked : A non-primary pointer has gone up.

Usage

From source file:kr.wdream.ui.PhotoViewer.java

private boolean onTouchEvent(MotionEvent ev) {
    if (animationInProgress != 0 || animationStartTime != 0) {
        return false;
    }//ww  w.  jav a  2  s .  co  m

    if (currentEditMode == 2) {
        photoFilterView.onTouch(ev);
        return true;
    }

    if (currentEditMode == 1) {
        if (ev.getPointerCount() == 1) {
            if (photoCropView.onTouch(ev)) {
                updateMinMax(scale);
                return true;
            }
        } else {
            photoCropView.onTouch(null);
        }
    }

    if (captionEditText.isPopupShowing() || captionEditText.isKeyboardVisible()) {
        if (ev.getAction() == MotionEvent.ACTION_UP) {
            closeCaptionEnter(true);
        }
        return true;
    }

    if (currentEditMode == 0 && ev.getPointerCount() == 1 && gestureDetector.onTouchEvent(ev)) {
        if (doubleTap) {
            doubleTap = false;
            moving = false;
            zooming = false;
            checkMinMax(false);
            return true;
        }
    }

    if (ev.getActionMasked() == MotionEvent.ACTION_DOWN
            || ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN) {
        if (currentEditMode == 1) {
            photoCropView.cancelAnimationRunnable();
        }
        discardTap = false;
        if (!scroller.isFinished()) {
            scroller.abortAnimation();
        }
        if (!draggingDown && !changingPage) {
            if (canZoom && ev.getPointerCount() == 2) {
                pinchStartDistance = (float) Math.hypot(ev.getX(1) - ev.getX(0), ev.getY(1) - ev.getY(0));
                pinchStartScale = scale;
                pinchCenterX = (ev.getX(0) + ev.getX(1)) / 2.0f;
                pinchCenterY = (ev.getY(0) + ev.getY(1)) / 2.0f;
                pinchStartX = translationX;
                pinchStartY = translationY;
                zooming = true;
                moving = false;
                if (velocityTracker != null) {
                    velocityTracker.clear();
                }
            } else if (ev.getPointerCount() == 1) {
                moveStartX = ev.getX();
                dragY = moveStartY = ev.getY();
                draggingDown = false;
                canDragDown = true;
                if (velocityTracker != null) {
                    velocityTracker.clear();
                }
            }
        }
    } else if (ev.getActionMasked() == MotionEvent.ACTION_MOVE) {
        if (currentEditMode == 1) {
            photoCropView.cancelAnimationRunnable();
        }
        if (canZoom && ev.getPointerCount() == 2 && !draggingDown && zooming && !changingPage) {
            discardTap = true;
            scale = (float) Math.hypot(ev.getX(1) - ev.getX(0), ev.getY(1) - ev.getY(0)) / pinchStartDistance
                    * pinchStartScale;
            translationX = (pinchCenterX - getContainerViewWidth() / 2)
                    - ((pinchCenterX - getContainerViewWidth() / 2) - pinchStartX) * (scale / pinchStartScale);
            translationY = (pinchCenterY - getContainerViewHeight() / 2)
                    - ((pinchCenterY - getContainerViewHeight() / 2) - pinchStartY) * (scale / pinchStartScale);
            updateMinMax(scale);
            containerView.invalidate();
        } else if (ev.getPointerCount() == 1) {
            if (velocityTracker != null) {
                velocityTracker.addMovement(ev);
            }
            float dx = Math.abs(ev.getX() - moveStartX);
            float dy = Math.abs(ev.getY() - dragY);
            if (dx > AndroidUtilities.dp(3) || dy > AndroidUtilities.dp(3)) {
                discardTap = true;
            }
            if (!(placeProvider instanceof EmptyPhotoViewerProvider) && currentEditMode == 0 && canDragDown
                    && !draggingDown && scale == 1 && dy >= AndroidUtilities.dp(30) && dy / 2 > dx) {
                draggingDown = true;
                moving = false;
                dragY = ev.getY();
                if (isActionBarVisible && canShowBottom) {
                    toggleActionBar(false, true);
                } else if (pickerView.getVisibility() == View.VISIBLE) {
                    toggleActionBar(false, true);
                    toggleCheckImageView(false);
                }
                return true;
            } else if (draggingDown) {
                translationY = ev.getY() - dragY;
                containerView.invalidate();
            } else if (!invalidCoords && animationStartTime == 0) {
                float moveDx = moveStartX - ev.getX();
                float moveDy = moveStartY - ev.getY();
                if (moving || currentEditMode != 0
                        || scale == 1 && Math.abs(moveDy) + AndroidUtilities.dp(12) < Math.abs(moveDx)
                        || scale != 1) {
                    if (!moving) {
                        moveDx = 0;
                        moveDy = 0;
                        moving = true;
                        canDragDown = false;
                    }

                    moveStartX = ev.getX();
                    moveStartY = ev.getY();
                    updateMinMax(scale);
                    if (translationX < minX && (currentEditMode != 0 || !rightImage.hasImage())
                            || translationX > maxX && (currentEditMode != 0 || !leftImage.hasImage())) {
                        moveDx /= 3.0f;
                    }
                    if (maxY == 0 && minY == 0 && currentEditMode == 0) {
                        if (translationY - moveDy < minY) {
                            translationY = minY;
                            moveDy = 0;
                        } else if (translationY - moveDy > maxY) {
                            translationY = maxY;
                            moveDy = 0;
                        }
                    } else {
                        if (translationY < minY || translationY > maxY) {
                            moveDy /= 3.0f;
                        }
                    }

                    translationX -= moveDx;
                    if (scale != 1 || currentEditMode != 0) {
                        translationY -= moveDy;
                    }

                    containerView.invalidate();
                }
            } else {
                invalidCoords = false;
                moveStartX = ev.getX();
                moveStartY = ev.getY();
            }
        }
    } else if (ev.getActionMasked() == MotionEvent.ACTION_CANCEL
            || ev.getActionMasked() == MotionEvent.ACTION_UP
            || ev.getActionMasked() == MotionEvent.ACTION_POINTER_UP) {
        if (currentEditMode == 1) {
            photoCropView.startAnimationRunnable();
        }
        if (zooming) {
            invalidCoords = true;
            if (scale < 1.0f) {
                updateMinMax(1.0f);
                animateTo(1.0f, 0, 0, true);
            } else if (scale > 3.0f) {
                float atx = (pinchCenterX - getContainerViewWidth() / 2)
                        - ((pinchCenterX - getContainerViewWidth() / 2) - pinchStartX)
                                * (3.0f / pinchStartScale);
                float aty = (pinchCenterY - getContainerViewHeight() / 2)
                        - ((pinchCenterY - getContainerViewHeight() / 2) - pinchStartY)
                                * (3.0f / pinchStartScale);
                updateMinMax(3.0f);
                if (atx < minX) {
                    atx = minX;
                } else if (atx > maxX) {
                    atx = maxX;
                }
                if (aty < minY) {
                    aty = minY;
                } else if (aty > maxY) {
                    aty = maxY;
                }
                animateTo(3.0f, atx, aty, true);
            } else {
                checkMinMax(true);
            }
            zooming = false;
        } else if (draggingDown) {
            if (Math.abs(dragY - ev.getY()) > getContainerViewHeight() / 6.0f) {
                closePhoto(true, false);
            } else {
                if (pickerView.getVisibility() == View.VISIBLE) {
                    toggleActionBar(true, true);
                    toggleCheckImageView(true);
                }
                animateTo(1, 0, 0, false);
            }
            draggingDown = false;
        } else if (moving) {
            float moveToX = translationX;
            float moveToY = translationY;
            updateMinMax(scale);
            moving = false;
            canDragDown = true;
            float velocity = 0;
            if (velocityTracker != null && scale == 1) {
                velocityTracker.computeCurrentVelocity(1000);
                velocity = velocityTracker.getXVelocity();
            }

            if (currentEditMode == 0) {
                if ((translationX < minX - getContainerViewWidth() / 3 || velocity < -AndroidUtilities.dp(650))
                        && rightImage.hasImage()) {
                    goToNext();
                    return true;
                }
                if ((translationX > maxX + getContainerViewWidth() / 3 || velocity > AndroidUtilities.dp(650))
                        && leftImage.hasImage()) {
                    goToPrev();
                    return true;
                }
            }

            if (translationX < minX) {
                moveToX = minX;
            } else if (translationX > maxX) {
                moveToX = maxX;
            }
            if (translationY < minY) {
                moveToY = minY;
            } else if (translationY > maxY) {
                moveToY = maxY;
            }
            animateTo(scale, moveToX, moveToY, false);
        }
    }
    return false;
}

From source file:org.telegram.ui.ArticleViewer.java

private boolean processTouchEvent(MotionEvent ev) {
    if (photoAnimationInProgress != 0 || animationStartTime != 0) {
        return false;
    }// ww w .ja v a  2  s .  c o m

    if (ev.getPointerCount() == 1 && gestureDetector.onTouchEvent(ev) && doubleTap) {
        doubleTap = false;
        moving = false;
        zooming = false;
        checkMinMax(false);
        return true;
    }

    if (ev.getActionMasked() == MotionEvent.ACTION_DOWN
            || ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN) {
        discardTap = false;
        if (!scroller.isFinished()) {
            scroller.abortAnimation();
        }
        if (!draggingDown && !changingPage) {
            if (canZoom && ev.getPointerCount() == 2) {
                pinchStartDistance = (float) Math.hypot(ev.getX(1) - ev.getX(0), ev.getY(1) - ev.getY(0));
                pinchStartScale = scale;
                pinchCenterX = (ev.getX(0) + ev.getX(1)) / 2.0f;
                pinchCenterY = (ev.getY(0) + ev.getY(1)) / 2.0f;
                pinchStartX = translationX;
                pinchStartY = translationY;
                zooming = true;
                moving = false;
                if (velocityTracker != null) {
                    velocityTracker.clear();
                }
            } else if (ev.getPointerCount() == 1) {
                moveStartX = ev.getX();
                dragY = moveStartY = ev.getY();
                draggingDown = false;
                canDragDown = true;
                if (velocityTracker != null) {
                    velocityTracker.clear();
                }
            }
        }
    } else if (ev.getActionMasked() == MotionEvent.ACTION_MOVE) {
        if (canZoom && ev.getPointerCount() == 2 && !draggingDown && zooming && !changingPage) {
            discardTap = true;
            scale = (float) Math.hypot(ev.getX(1) - ev.getX(0), ev.getY(1) - ev.getY(0)) / pinchStartDistance
                    * pinchStartScale;
            translationX = (pinchCenterX - getContainerViewWidth() / 2)
                    - ((pinchCenterX - getContainerViewWidth() / 2) - pinchStartX) * (scale / pinchStartScale);
            translationY = (pinchCenterY - getContainerViewHeight() / 2)
                    - ((pinchCenterY - getContainerViewHeight() / 2) - pinchStartY) * (scale / pinchStartScale);
            updateMinMax(scale);
            photoContainerView.invalidate();
        } else if (ev.getPointerCount() == 1) {
            if (velocityTracker != null) {
                velocityTracker.addMovement(ev);
            }
            float dx = Math.abs(ev.getX() - moveStartX);
            float dy = Math.abs(ev.getY() - dragY);
            if (dx > AndroidUtilities.dp(3) || dy > AndroidUtilities.dp(3)) {
                discardTap = true;
            }
            if (canDragDown && !draggingDown && scale == 1 && dy >= AndroidUtilities.dp(30) && dy / 2 > dx) {
                draggingDown = true;
                moving = false;
                dragY = ev.getY();
                if (isActionBarVisible) {
                    toggleActionBar(false, true);
                }
                return true;
            } else if (draggingDown) {
                translationY = ev.getY() - dragY;
                photoContainerView.invalidate();
            } else if (!invalidCoords && animationStartTime == 0) {
                float moveDx = moveStartX - ev.getX();
                float moveDy = moveStartY - ev.getY();
                if (moving || scale == 1 && Math.abs(moveDy) + AndroidUtilities.dp(12) < Math.abs(moveDx)
                        || scale != 1) {
                    if (!moving) {
                        moveDx = 0;
                        moveDy = 0;
                        moving = true;
                        canDragDown = false;
                    }

                    moveStartX = ev.getX();
                    moveStartY = ev.getY();
                    updateMinMax(scale);
                    if (translationX < minX && (!rightImage.hasImage())
                            || translationX > maxX && !leftImage.hasImage()) {
                        moveDx /= 3.0f;
                    }
                    if (maxY == 0 && minY == 0) {
                        if (translationY - moveDy < minY) {
                            translationY = minY;
                            moveDy = 0;
                        } else if (translationY - moveDy > maxY) {
                            translationY = maxY;
                            moveDy = 0;
                        }
                    } else {
                        if (translationY < minY || translationY > maxY) {
                            moveDy /= 3.0f;
                        }
                    }

                    translationX -= moveDx;
                    if (scale != 1) {
                        translationY -= moveDy;
                    }

                    photoContainerView.invalidate();
                }
            } else {
                invalidCoords = false;
                moveStartX = ev.getX();
                moveStartY = ev.getY();
            }
        }
    } else if (ev.getActionMasked() == MotionEvent.ACTION_CANCEL
            || ev.getActionMasked() == MotionEvent.ACTION_UP
            || ev.getActionMasked() == MotionEvent.ACTION_POINTER_UP) {
        if (zooming) {
            invalidCoords = true;
            if (scale < 1.0f) {
                updateMinMax(1.0f);
                animateTo(1.0f, 0, 0, true);
            } else if (scale > 3.0f) {
                float atx = (pinchCenterX - getContainerViewWidth() / 2)
                        - ((pinchCenterX - getContainerViewWidth() / 2) - pinchStartX)
                                * (3.0f / pinchStartScale);
                float aty = (pinchCenterY - getContainerViewHeight() / 2)
                        - ((pinchCenterY - getContainerViewHeight() / 2) - pinchStartY)
                                * (3.0f / pinchStartScale);
                updateMinMax(3.0f);
                if (atx < minX) {
                    atx = minX;
                } else if (atx > maxX) {
                    atx = maxX;
                }
                if (aty < minY) {
                    aty = minY;
                } else if (aty > maxY) {
                    aty = maxY;
                }
                animateTo(3.0f, atx, aty, true);
            } else {
                checkMinMax(true);
            }
            zooming = false;
        } else if (draggingDown) {
            if (Math.abs(dragY - ev.getY()) > getContainerViewHeight() / 6.0f) {
                closePhoto(true);
            } else {
                animateTo(1, 0, 0, false);
            }
            draggingDown = false;
        } else if (moving) {
            float moveToX = translationX;
            float moveToY = translationY;
            updateMinMax(scale);
            moving = false;
            canDragDown = true;
            float velocity = 0;
            if (velocityTracker != null && scale == 1) {
                velocityTracker.computeCurrentVelocity(1000);
                velocity = velocityTracker.getXVelocity();
            }

            if ((translationX < minX - getContainerViewWidth() / 3 || velocity < -AndroidUtilities.dp(650))
                    && rightImage.hasImage()) {
                goToNext();
                return true;
            }
            if ((translationX > maxX + getContainerViewWidth() / 3 || velocity > AndroidUtilities.dp(650))
                    && leftImage.hasImage()) {
                goToPrev();
                return true;
            }

            if (translationX < minX) {
                moveToX = minX;
            } else if (translationX > maxX) {
                moveToX = maxX;
            }
            if (translationY < minY) {
                moveToY = minY;
            } else if (translationY > maxY) {
                moveToY = maxY;
            }
            animateTo(scale, moveToX, moveToY, false);
        }
    }
    return false;
}