Java Android-出现在ImageView后面的片段
我在活动中有一个ImageView,当您单击图像的一部分时,片段将更新并可见。这可以根据需要工作,但是片段显示在imageView后面。所以我看不见。我希望片段出现在视图的底部三分之一处。有人能解释为什么会发生这种情况吗 .xml文件Java Android-出现在ImageView后面的片段,java,android,xml,android-fragments,Java,Android,Xml,Android Fragments,我在活动中有一个ImageView,当您单击图像的一部分时,片段将更新并可见。这可以根据需要工作,但是片段显示在imageView后面。所以我看不见。我希望片段出现在视图的底部三分之一处。有人能解释为什么会发生这种情况吗 .xml文件 <android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://sc
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:design="http://schemas.android.com/apk/res-auto">
<ImageView
android:id="@+id/limerickMapImageView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:src="@drawable/limerickmap" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/centreButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="end|bottom"
android:layout_margin="16dp"
android:src="@drawable/centre"
app:backgroundTint="@color/linkBlue" />
<LinearLayout
android:id="@+id/infoFragmentLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:visibility="invisible"
>
<fragment
android:id="@+id/infoFragment"
class="com.codingwithmitch.googlemaps2018.ui.LocationInfoFragment"
android:layout_width="fill_parent"
android:layout_height="300dp"
android:layout_gravity="bottom"
app:layout_anchorGravity="center_vertical" />
</LinearLayout>
看到您的需求,您应该选择BottomSheetFragment,这将是满足您需求的完美解决方案 检查以下链接
看到您的需求,您应该选择BottomSheetFragment,这将是满足您需求的完美解决方案 检查以下链接
有一种方法可以在主坐标视图中克服此问题,将其背景色设置为白色并使其可单击有一种方法可以在主坐标视图中克服此问题,将其背景色设置为白色并使其可单击这非常好,但是它仍然默认在我的imageview后面。你可以共享快照吗?我没有这个特权,我只是看不到片段/底页,因为imageview阻止了它。我相信另一个答案中的拉杰是正确的。这可能是因为我在图像视图上有一个单击侦听器。这很好,但它仍然默认在我的imageview后面。你可以共享快照吗?我没有这个特权,我只是看不到片段/底页,因为imageview阻止了它。我相信另一个答案中的拉杰是正确的。这可能是因为我在图像视图上有一个单击侦听器。主坐标视图?这是我的活动布局文件吗?无论哪个xml位于顶部,都要使其可单击,并将背景设置为白色,如#fffmain坐标视图?这是我的活动布局文件吗?无论哪个xml位于顶部,都要使其可点击,并将背景设置为白色,如#fff
photoview2.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
touchX = (int) event.getX();
touchY = (int) event.getY();
LocationInfoFragment fragobject2 = (LocationInfoFragment) getSupportFragmentManager().findFragmentById(R.id.infoFragment) ;
LinearLayout infoFragementLayout = (LinearLayout) findViewById(R.id.infoFragmentLayout);
//LinearLayout infoFragementLayout = (LinearLayout) findViewById(R.id.infoFragmentLayout);
infoFragementLayout.setVisibility(View.INVISIBLE);
for (InfoLocationInformation locationArrayVariable : mInfoLocationInformations) {
if(touchX > locationArrayVariable.getXy().get(0) & touchX < locationArrayVariable.getXy().get(2) & touchY > locationArrayVariable.getXy().get(1) & touchY < locationArrayVariable.getXy().get(3)){
//Log.e(TAG, "Location information for " + locationArrayVariable.getName() );
if(locationArrayVariable.getType()<1 && infoButton.getBackgroundTintList().getDefaultColor()==-49023+100){
bundleString = locationArrayVariable.getText();
fragobject2.updateFragment(bundleString);
infoFragementLayout.setVisibility(View.VISIBLE);
}else if(locationArrayVariable.getType()>0 && locationArrayVariable.getType()<3 && (barButton.getBackgroundTintList().getDefaultColor()==-524991+100 || restaurentButton.getBackgroundTintList().getDefaultColor()==-10879633+100)){
bundleString =locationArrayVariable.getText();
fragobject2.updateFragment(bundleString);
infoFragementLayout.setVisibility(View.VISIBLE);
}else if(locationArrayVariable.getType()>2 && locationArrayVariable.getType()<5 && (cafeButton.getBackgroundTintList().getDefaultColor()==-31949+100 || restaurentButton.getBackgroundTintList().getDefaultColor()==-10879633+100)){
fragobject2.updateFragment(bundleString);
infoFragementLayout.setVisibility(View.VISIBLE);
}else if(locationArrayVariable.getType()>4 && cafeButton.getBackgroundTintList().getDefaultColor()==-31949+100){
fragobject2.updateFragment(bundleString);
infoFragementLayout.setVisibility(View.VISIBLE);
}
}
}
Log.e(TAG, "touch coordinates X" + touchX +" Y "+ touchY );
ImageView view = (ImageView) v;
view.bringToFront();
viewTransformation(view, event);
return true;
}
});
private void viewTransformation(View view, MotionEvent event) {
switch (event.getAction() & MotionEvent.ACTION_MASK) {
case MotionEvent.ACTION_DOWN:
centreCheck =false;
xCoOrdinate = view.getX() - event.getRawX();
yCoOrdinate = view.getY() - event.getRawY();
start.set(event.getX(), event.getY());
isOutSide = false;
mode = DRAG;
lastEvent = null;
break;
case MotionEvent.ACTION_POINTER_DOWN:
centreCheck =false;
oldDist = spacing(event);
if (oldDist > 10f) {
midPoint(mid, event);
mode = ZOOM;
}
lastEvent = new float[4];
lastEvent[0] = event.getX(0);
lastEvent[1] = event.getX(1);
lastEvent[2] = event.getY(0);
lastEvent[3] = event.getY(1);
d = rotation(event);
break;
case MotionEvent.ACTION_UP:
centreCheck =false;
isZoomAndRotate = false;
if (mode == DRAG) {
float x = event.getX();
float y = event.getY();
}
case MotionEvent.ACTION_OUTSIDE:
centreCheck =false;
isOutSide = true;
mode = NONE;
lastEvent = null;
case MotionEvent.ACTION_POINTER_UP:
centreCheck =false;
mode = NONE;
lastEvent = null;
break;
case MotionEvent.ACTION_MOVE:
centreCheck =false;
if (!isOutSide) {
if (mode == DRAG) {
isZoomAndRotate = false;
view.animate().x(event.getRawX() + xCoOrdinate).y(event.getRawY() + yCoOrdinate).setDuration(0).start();
}
if (mode == ZOOM && event.getPointerCount() == 2) {
float newDist1 = spacing(event);
if (newDist1 > 10f) {
float scale = newDist1 / oldDist * view.getScaleX();
view.setScaleX(scale);
view.setScaleY(scale);
}
if (lastEvent != null) {
newRot = rotation(event);
view.setRotation((float) (view.getRotation() + (newRot - d)));
}
}
}
break;
}
}