下面列出了android.graphics.Point#offset ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
public void putHierarchy(LayoutHierarchyDumper dumper, JSONObject root, Object obj, Point offset)
throws JSONException {
if (!accept(obj)) {
return;
}
if (obj instanceof LithoView) {
LithoView lithoView = (LithoView) obj;
DebugComponent debugComponent = DebugComponent.getRootInstance(lithoView);
if (debugComponent == null) {
return;
}
final int offsetLeft = LayoutHierarchyDumper.getViewLeft(lithoView);
final int offsetTop = LayoutHierarchyDumper.getViewTop(lithoView);
offset.offset(offsetLeft, offsetTop);
dumpHierarchy(dumper, root, debugComponent, offset);
offset.offset(-offsetLeft, -offsetTop);
} else {
dumpHierarchy(dumper, root, (DebugComponent) obj, offset);
}
}
@Override
public void putHierarchy(LayoutHierarchyDumper dumper, JSONObject root, Object view, Point offset)
throws JSONException {
if (!(view instanceof ViewGroup)) {
return;
}
ViewGroup group = (ViewGroup) view;
final int offsetLeft = LayoutHierarchyDumper.getViewLeft(group);
final int offsetTop = LayoutHierarchyDumper.getViewTop(group);
offset.offset(offsetLeft, offsetTop);
JSONArray children = new JSONArray();
for (int i = 0, size = group.getChildCount(); i < size; ++i) {
View child = group.getChildAt(i);
children.put(dumper.dumpHierarchy(child, offset));
}
root.put(KEY_CHILDREN, children);
offset.offset(-offsetLeft, -offsetTop);
}
public Point getSelectedNoteLocation()
{
int numPages = getPageCount();
for (int i = 0; i < numPages; i++)
{
DocPageView cv = (DocPageView) getOrCreateChild(i);
if (cv.hasNoteAnnotationSelected())
{
Point p = cv.getSelectedNoteLocation();
if (p != null)
{
// offset to 0,0
p.offset(cv.getLeft(), cv.getTop());
// offset to position in the scrolling view (this)
p.offset(-getScrollX(), -getScrollY());
return p;
}
}
}
return null;
}
protected void positionHandle(DragHandle handle, DocPageView dpv, int pageX, int pageY)
{
if (handle != null)
{
// convert to DocPageView-based coords
Point p = dpv.pageToView(pageX, pageY);
// offset to 0,0
p.offset(dpv.getLeft(), dpv.getTop());
// offset to position in the scrolling view (this)
p.offset(-getScrollX(), -getScrollY());
// offset based on handle size and padding
p.offset(-selectionHandlePadPx - selectionHandleSizePx / 2, -selectionHandlePadPx - selectionHandleSizePx / 2);
// move it
handle.moveTo(p.x, p.y);
}
}
void getRelativePosition(Point outPos) {
final Rect bounds = getBounds();
outPos.set(bounds.left, bounds.top);
final WindowContainer parent = getParent();
if (parent != null) {
final Rect parentBounds = parent.getBounds();
outPos.offset(-parentBounds.left, -parentBounds.top);
}
}
/**
* marker点击时跳动一下
*/
public void jumpPoint(final Marker marker) {
final Handler handler = new Handler();
final long start = SystemClock.uptimeMillis();
Projection proj = aMap.getProjection();
final LatLng markerLatlng = marker.getPosition();
Point markerPoint = proj.toScreenLocation(markerLatlng);
markerPoint.offset(0, -100);
final LatLng startLatLng = proj.fromScreenLocation(markerPoint);
final long duration = 1500;
final Interpolator interpolator = new BounceInterpolator();
handler.post(new Runnable() {
@Override
public void run() {
long elapsed = SystemClock.uptimeMillis() - start;
float t = interpolator.getInterpolation((float) elapsed
/ duration);
double lng = t * markerLatlng.longitude + (1 - t)
* startLatLng.longitude;
double lat = t * markerLatlng.latitude + (1 - t)
* startLatLng.latitude;
marker.setPosition(new LatLng(lat, lng));
if (t < 1.0) {
handler.postDelayed(this, 16);
}
}
});
}
/**
* marker点击时跳动一下
*/
public void jumpPoint(final Marker marker) {
final Handler handler = new Handler();
final long start = SystemClock.uptimeMillis();
Projection proj = aMap.getProjection();
Point startPoint = proj.toScreenLocation(Constants.XIAN);
startPoint.offset(0, -100);
final LatLng startLatLng = proj.fromScreenLocation(startPoint);
final long duration = 1500;
final Interpolator interpolator = new BounceInterpolator();
handler.post(new Runnable() {
@Override
public void run() {
long elapsed = SystemClock.uptimeMillis() - start;
float t = interpolator.getInterpolation((float) elapsed
/ duration);
double lng = t * Constants.XIAN.longitude + (1 - t)
* startLatLng.longitude;
double lat = t * Constants.XIAN.latitude + (1 - t)
* startLatLng.latitude;
marker.setPosition(new LatLng(lat, lng));
if (t < 1.0) {
handler.postDelayed(this, 16);
}
}
});
}
/**
* Scrolls and centers the ZoomPanLayout to the x and y values specified by {@param point} Point
* @param point (Point) Point instance containing the destination x and y values
*/
public void scrollToAndCenter( Point point ) { // TODO:
int x = (int) -( getWidth() * 0.5 );
int y = (int) -( getHeight() * 0.5 );
point.offset( x, y );
scrollToPoint( point );
}
/**
* Scrolls and centers the ZoomPanLayout to the x and y values specified by {@param point} Point using scrolling animation
* @param point (Point) Point instance containing the destination x and y values
*/
public void slideToAndCenter( Point point ) { // TODO:
int x = (int) -( getWidth() * 0.5 );
int y = (int) -( getHeight() * 0.5 );
point.offset( x, y );
slideToPoint( point );
}
private void performDrag() {
Point delta = new Point();
if ( secondFingerIsDown && !firstFingerIsDown ) {
delta.set( lastSecondFinger.x, lastSecondFinger.y );
delta.offset( -secondFinger.x, -secondFinger.y );
} else {
delta.set( lastFirstFinger.x, lastFirstFinger.y );
delta.offset( -firstFinger.x, -firstFinger.y );
}
scrollPosition.offset( delta.x, delta.y );
scrollToPoint( scrollPosition );
}
/**
* Converts from map pixels to a Point value. Optionally reuses an existing Point.
*/
public Point fromMapPixels(final int x, final int y, final Point reuse) {
final Point out = GeometryMath.reusable(reuse);
out.set(x - viewWidth2, y - viewHeight2);
out.offset(centerX, centerY);
return out;
}
/**
* Populates this tooltip with all item info:
* <ul>title and description in any case, </ul>
* <ul>image and sub-description if any.</ul>
* and centers the map view on the item if panIntoView is true. <br>
*/
public void showBubble(InfoWindow tooltip, MapView aMapView, boolean panIntoView) {
//offset the tooltip to be top-centered on the marker:
Point markerH = getAnchor();
Point tooltipH = getAnchor(HotspotPlace.TOP_CENTER);
markerH.offset(-tooltipH.x, tooltipH.y);
tooltip.open(this, this.getPoint(), markerH.x, markerH.y);
if (panIntoView) {
aMapView.getController().animateTo(getPoint());
}
bubbleShowing = true;
tooltip.setBoundMarker(this);
}
private Point viewToScreen(Point p)
{
Point newPoint = new Point(p);
Rect r = new Rect();
this.getGlobalVisibleRect(r);
newPoint.offset(r.left, r.top);
return newPoint;
}
private Point viewToScreen(Point p)
{
Point newPoint = new Point(p);
Rect r = new Rect();
this.getGlobalVisibleRect(r);
newPoint.offset(r.left, r.top);
return newPoint;
}
@Override
public Point interpolate(float fraction) {
Point ret = new Point(start);
ret.offset((int)(fraction * (end.x - start.x)), (int)(fraction * (end.y - start.y)));
return ret;
}
private synchronized void addOverLay(final String id, final LatLng point, float rotate) {
if (overlayMap.get(id) != null) {
overlayMap.get(id).remove();
}
if (headMap.get(id) != null) {
headMap.get(id).remove();
}
//添加头像Overlay
LatLng latLng = new LatLng(point.latitude,point.longitude);
if (projection != null) {
Point screenPoint = projection.toScreenLocation(point);
screenPoint.offset(0, -30);
latLng = projection.fromScreenLocation(screenPoint);
}
Bitmap bmp = getBitmapWithId(id);
if (bmp != null) {
OverlayOptions head = new MarkerOptions().draggable(false)
.position(latLng)
.icon(BitmapDescriptorFactory.fromBitmap(bmp));
Overlay headOverlay = baiduMap.addOverlay(head);
Bundle extra = new Bundle();
extra.putDouble(EXTRA_LATITUDE, point.latitude);
extra.putDouble(EXTRA_LONGITUDE, point.longitude);
extra.putParcelable(EXTRA_BITMAP, bmp);
headOverlay.setExtraInfo(extra);
headMap.put(id, headOverlay);
}
//添加图标Overlay
OverlayOptions options = new MarkerOptions().draggable(false)
.position(point)
.rotate(rotate)
.icon(BitmapDescriptorFactory.fromResource(R.drawable.atom_ui_loc));
Overlay overlay = baiduMap.addOverlay(options);
overlayMap.put(id, overlay);
//
// ProfileUtils.loadNickName(id, false, new ProfileUtils.LoadNickNameCallback() {
// @Override
// public void finish(String name) {
// OverlayOptions head = new TextOptions()
// .position(point)
// .text(name)
// .fontSize(50);
// Overlay headOverlay = baiduMap.addOverlay(head);
// headMap.put(id, headOverlay);
// }
// });
}
@Override
public Point interpolate(float fraction) {
Point ret = new Point(start);
ret.offset((int)(fraction * (end.x - start.x)), (int)(fraction * (end.y - start.y)));
return ret;
}
public ImageInfo getSquareImageInfo()
{
ImageInfo ii = null;
int iwidth, iheight, x, y;
int width = this._imageBounds.width();
int height = this._imageBounds.height();
if(this._imageBounds.width() > this._imageBounds.height())
{
iwidth = this._imageBounds.width();
iheight = this._imageBounds.width();
x=0;
y=(iheight - height)/2;
}
else if(this._imageBounds.width() < this._imageBounds.height())
{
iwidth = this._imageBounds.height();
iheight = this._imageBounds.height();
x = (iwidth - width)/2;
y = 0;
}
else
{
iwidth = this._imageBounds.width();
iheight = this._imageBounds.height();
x=0;
y=0;
}
//Draw glyphs to bitmap
Bitmap bmp = Bitmap.createBitmap(iwidth, iheight, Config.ARGB_8888);
Canvas ctx = new Canvas(bmp);
ctx.drawBitmap(_image,x,y,null);
//create new ImageInfo
Point center = new Point(_centerPoint);
center.offset(x,y);
Rect symbolBounds = new Rect(_symbolBounds);
symbolBounds.offset(x,y);
ii = new ImageInfo(bmp,center, symbolBounds);
return ii;
}
@Override
public void onDrag(DragHandle handle)
{
if (handle == mSelectionHandleTopLeft)
{
Point p1 = mSelectionHandleTopLeft.getPosition();
p1.offset(selectionHandlePadPx + selectionHandleSizePx / 2, selectionHandlePadPx + selectionHandleSizePx / 2);
p1 = viewToScreen(p1);
DocPageView pageView1 = findPageViewContainingPoint(p1.x, p1.y, false);
if (pageView1 != null)
{
selectionStartPage = pageView1;
p1 = pageView1.screenToPage(p1);
selectionStartLoc.set(p1.x, p1.y);
onChangeSelection();
}
}
if (handle == mSelectionHandleBottomRight)
{
Point p2 = mSelectionHandleBottomRight.getPosition();
p2.offset(selectionHandlePadPx + selectionHandleSizePx / 2, selectionHandlePadPx + selectionHandleSizePx / 2);
p2 = viewToScreen(p2);
DocPageView pageView2 = findPageViewContainingPoint(p2.x, p2.y, false);
if (pageView2 != null)
{
selectionEndPage = pageView2;
p2 = pageView2.screenToPage(p2);
selectionEndLoc.set(p2.x, p2.y);
onChangeSelection();
}
}
// TODO: for now, we're dealing with one page at a time
int numPages = getPageCount();
for (int i = 0; i < numPages; i++)
{
DocPageView cv = (DocPageView) getOrCreateChild(i);
if (cv.isReallyVisible() && cv == selectionStartPage && cv == selectionEndPage)
{
cv.setSelection(selectionStartLoc, selectionEndLoc);
}
else
{
cv.removeSelection();
}
cv.invalidate();
}
}