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我正在Android中绘制线性布局以显示2视图并使用ScaleAnimation进行从右向左缩放。这很好，但webview不是缩放显示如何找到确切的解决方案。如何在左侧缩放或滑动右侧，左侧视图，没有任何视图
public class MainActivity extends AppCompatActivity implements GestureDetector.OnGestureListener {
WebView webview;
private ImageView iv;
private Matrix matrix = new Matrix();
private float scale = 1f;
LinearLayout first,secand,mainLayout;
private GestureDetector SGD;
float initialX, initialY;
boolean border1=false,border2=false;
ListView mobile_list;
ScrollView scroll;
float downXValue,downYValue;
String[] mobileArray = {"Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X","Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X","Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X","Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X","Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X","Android","IPhone","WindowsMobile","Blackberry",
"WebOS","Ubuntu","Windows7","Max OS X"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
webview = (WebView) findViewById(R.id.webview);
mobile_list=(ListView)findViewById(R.id.mobile_list);
ArrayAdapter adapter = new ArrayAdapter<String>(this,
R.layout.activity_listview, mobileArray);
scroll=(ScrollView)findViewById(R.id.scroll);
mobile_list.setAdapter(adapter);
webview.loadUrl("http://www.buckscountycouriertimes.com/news/horsham-pfos/pfcs-increasing-in-neshaminy-creek-widespread-in-northampton-wells/article_5ef4bcc8-300e-5f3a-b908-601e79422f49.html");
webview.setPadding(0, 0, 0, 0);
webview.getSettings().setLoadWithOverviewMode(true);
webview.getSettings().setUseWideViewPort(true);
//setupWebView();
first = (LinearLayout) findViewById(R.id.first);
secand = (LinearLayout) findViewById(R.id.secand);
// SGD=new GestureDetector(this);
mainLayout = (LinearLayout) findViewById(R.id.activity_main);
/*first.setOnTouchListener(new OnSwipeTouchListener(MainActivity.this) {
public void onSwipeTop() {
Toast.makeText(MainActivity.this, "top", Toast.LENGTH_SHORT).show();
}
public void onSwipeRight() {
//Toast.makeText(MainActivity.this, "right", Toast.LENGTH_SHORT).show();
if(border2) {
// int b1 = first.getWidth()/2+8;
int width1 = first.getWidth() + 150;
int height1 = first.getHeight();
RelativeLayout.LayoutParams parms1 = new RelativeLayout.LayoutParams(width1, height1);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.rt);
//secand.startAnimation(a);
secand.animate().x(width1).y(0).setDuration(500).start();
//first.animate().x(width1).y(0).setDuration(500).start();
first.setLayoutParams(parms1);
border1=false;
border2=false;
}
}
public void onSwipeLeft() {
//Toast.makeText(MainActivity.this, "left", Toast.LENGTH_SHORT).show();
if (!border1){
// int b = first.getWidth()/2+8;
int width = first.getWidth() - 150;
int height = first.getHeight();
RelativeLayout.LayoutParams parms = new RelativeLayout.LayoutParams(width, height);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.lt);
secand.animate().x(width).y(0).setDuration(500).start();
// secand.startAnimation(a);
first.animate().x(-10).y(0).setDuration(700).start();
first.setLayoutParams(parms);
border2=true;
border1=true;
}
}
public void onSwipeBottom() {
Toast.makeText(MainActivity.this, "bottom", Toast.LENGTH_SHORT).show();
}
});
webview.setOnTouchListener(new OnSwipeTouchListener(MainActivity.this) {
public void onSwipeTop() {
Toast.makeText(MainActivity.this, "top", Toast.LENGTH_SHORT).show();
}
public void onSwipeRight() {
//Toast.makeText(MainActivity.this, "right", Toast.LENGTH_SHORT).show();
if(border2) {
// int b1 = first.getWidth()/2+8;
int width1 = first.getWidth() + 150;
int height1 = first.getHeight();
final RelativeLayout.LayoutParams parms1 = new RelativeLayout.LayoutParams(width1, height1);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.rt);
//secand.startAnimation(a);
//secand.animate().x(width1).y(0).setDuration(500).start();
// first.animate().x(5).y(0).setDuration(700).start();
first.setLayoutParams(parms1);
first.requestLayout();
ScaleAnimation anim = new ScaleAnimation(1.0f, 1.0f, 1.0f, 1.0f, Animation.RELATIVE_TO_PARENT,1.0f, Animation.RELATIVE_TO_PARENT, 0.5f);
anim.setFillAfter(true);
anim.setDuration(900);
secand.startAnimation(anim);
border1=false;
border2=false;
}
}
public void onSwipeLeft() {
//Toast.makeText(MainActivity.this, "left", Toast.LENGTH_SHORT).show();
if (!border1){
int b = first.getWidth()/2+8;
final int width = first.getWidth() - 150;
int height = first.getHeight();
final RelativeLayout.LayoutParams parms = new RelativeLayout.LayoutParams(width, height);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.lt);
// secand.startAnimation(a);
//first.animate().x(-(80)).y(0).setDuration(500).start();
final Handler handler = new Handler();
handler.postDelayed(new Runnable() {
@Override
public void run() {
//first.setLayoutParams(parms);
//first.requestLayout();
// secand.animate().x(width).y(0).setDuration(500).start();
//mainLayout.animate().x(-80).y(0).setDuration(500).start();
first.setLayoutParams(parms);
first.requestLayout();
ScaleAnimation anim = new ScaleAnimation(1.0f, 1.0f, 1.0f, 1.0f, Animation.RELATIVE_TO_SELF,1.0f, Animation.RELATIVE_TO_SELF, 0.5f);
anim.setFillAfter(true);
anim.setDuration(700);
secand.startAnimation(anim);
}
}, 0);
border2=true;
border1=true;
}
}
public void onSwipeBottom() {
Toast.makeText(MainActivity.this, "bottom", Toast.LENGTH_SHORT).show();
}
});*/
secand.setOnTouchListener(new OnSwipeTouchListener(MainActivity.this) {
public void onSwipeTop() {
Toast.makeText(MainActivity.this, "top", Toast.LENGTH_SHORT).show();
}
public void onSwipeRight() {
//Toast.makeText(MainActivity.this, "right", Toast.LENGTH_SHORT).show();
if(border2) {
// int b1 = first.getWidth()/2+8;
int width1 = first.getWidth() + 150;
int height1 = first.getHeight();
final RelativeLayout.LayoutParams parms1 = new RelativeLayout.LayoutParams(width1, height1);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.rt);
//secand.startAnimation(a);
//secand.animate().x(width1).y(0).setDuration(500).start();
// first.animate().x(5).y(0).setDuration(700).start();
// first.setLayoutParams(parms1);
// first.requestLayout();
ScaleAnimation anim = new ScaleAnimation(1.5f, 1.0f, 1.0f, 1.0f, Animation.RELATIVE_TO_PARENT,1.0f, Animation.RELATIVE_TO_PARENT, 0.5f);
anim.setFillAfter(true);
anim.setDuration(300);
mainLayout.startAnimation(anim);
border1=false;
border2=false;
}
}
public void onSwipeLeft() {
//Toast.makeText(MainActivity.this, "left", Toast.LENGTH_SHORT).show();
if (!border1){
int b = first.getWidth()/2+8;
final int width = first.getWidth() - 150;
int height = first.getHeight();
final RelativeLayout.LayoutParams parms = new RelativeLayout.LayoutParams(width, height);
Animation a = AnimationUtils.loadAnimation(MainActivity.this, R.anim.lt);
// secand.startAnimation(a);
//first.animate().x(-(80)).y(0).setDuration(500).start();
final Handler handler = new Handler();
handler.postDelayed(new Runnable() {
@Override
public void run() {
//first.setLayoutParams(parms);
//first.requestLayout();
// secand.animate().x(width).y(0).setDuration(500).start();
//mainLayout.animate().x(-80).y(0).setDuration(500).start();
//first.setLayoutParams(parms);
//first.requestLayout();
//ScaleAnimation anim = new ScaleAnimation(0.8f, 1.0f, 1.0f, 1.0f, Animation.RELATIVE_TO_SELF,1.0f, Animation.RELATIVE_TO_SELF, 0.0f);
ScaleAnimation anim = new ScaleAnimation(1.0f, 1.5f, 1.0f, 1.0f, Animation.RELATIVE_TO_SELF,1.0f, Animation.RELATIVE_TO_SELF, 0.5f);
anim.setFillAfter(true);
anim.setDuration(300);
mainLayout.startAnimation(anim);
//anim.setDuration(0);
// webview.startAnimation(anim);
}
}, 0);
border2=true;
border1=true;
}
}
public void onSwipeBottom() {
Toast.makeText(MainActivity.this, "bottom", Toast.LENGTH_SHORT).show();
}
});
/*webview.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event){
return SGD.onTouchEvent(event);
}
});*/
/* first.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event){
return SGD.onTouchEvent(event);
}
});
secand.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event){
return SGD.onTouchEvent(event);
}
});*/
/* mainLayout.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event){
return SGD.onTouchEvent(event);
}
});*/
// final GestureDetector gestureDetector = new GestureDetector(this, new GestureListener());
// webview.setGestureDetector(new GestureDetector(new CustomeGestureDetector()));
/* webview.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
return GestureListener.
int b = first.getWidth()/2+8;
int width=first.getWidth()-20;
int height=first.getHeight();
RelativeLayout.LayoutParams parms = new RelativeLayout.LayoutParams(b,height);
first.setLayoutParams(parms);
int width1=first.getWidth()+20;
int height1=first.getHeight();
RelativeLayout.LayoutParams parms1= new RelativeLayout.LayoutParams(width1,height1);
// secand.setLayoutParams(parms1);
try {
// Thread.sleep(5000);
}catch (Exception e){
e.getMessage();
}
//RelativeLayout.LayoutParams parms11 = new RelativeLayout.LayoutParams(width+20,height);
//first.setLayoutParams(parms11);
return false;
}
});
}*/
}
@Override
public boolean onDown(MotionEvent e) {
switch (e.getAction()) {
case MotionEvent.ACTION_DOWN: {
// store the X value when the user's finger was pressed down
downXValue = e.getX();
downYValue = e.getY();
break;
}
case MotionEvent.ACTION_CANCEL:{
float currentX = e.getX();
float currentY = e.getY();
if (Math.abs(downXValue - currentX) > Math.abs(downYValue
- currentY)) {
Log.v("", "x");
// going backwards: pushing stuff to the right
if (downXValue < currentX) {
Log.v("", "right");
}
// going forwards: pushing stuff to the left
if (downXValue > currentX) {
Log.v("", "left");
}
}
break;
}
}
return false;
}
@Override
public void onShowPress(MotionEvent e) {
}
@Override
public boolean onSingleTapUp(MotionEvent e) {
return false;
}
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
return false;
}
@Override
public void onLongPress(MotionEvent e) {
}
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
String LOGTAG="CAT";
switch (getSlope(e1.getX(), e1.getY(), e2.getX(), e2.getY())) {
case 1:
Log.d(LOGTAG, "top");
return true;
case 2:
Log.d(LOGTAG, "left");
if (!border1){
// int b = first.getWidth()/2+8;
int width = first.getWidth() - 80;
int height = first.getHeight();
RelativeLayout.LayoutParams parms = new RelativeLayout.LayoutParams(width, height);
Animation a = AnimationUtils.loadAnimation(this, R.anim.lt);
secand.animate().x(width).y(0).setDuration(500).start();
// secand.startAnimation(a);
first.animate().x(-10).y(0).setDuration(700).start();
first.setLayoutParams(parms);
border2=true;
border1=true;
}
return false;
case 3:
Log.d(LOGTAG, "down");
return false;
case 4:
Log.d(LOGTAG, "right");
Log.d(LOGTAG, "left");
if(border2) {
// int b1 = first.getWidth()/2+8;
int width1 = first.getWidth() + 80;
int height1 = first.getHeight();
RelativeLayout.LayoutParams parms1 = new RelativeLayout.LayoutParams(width1, height1);
Animation a = AnimationUtils.loadAnimation(this, R.anim.rt);
//secand.startAnimation(a);
secand.animate().x(width1).y(0).setDuration(500).start();
//first.animate().x(width1).y(0).setDuration(500).start();
first.setLayoutParams(parms1);
border1=false;
border2=false;
}
return false;
}
return false;
}
/* @Override
public boolean onTouchEvent(MotionEvent event)
{
//method onTouchEvent of GestureDetector class Analyzes the given motion event
//and if applicable triggers the appropriate callbacks on the GestureDetector.OnGestureListener supplied.
//Returns true if the GestureDetector.OnGestureListener consumed the event, else false.
boolean eventConsumed=SGD.onTouchEvent(event);
if (eventConsumed)
{
// Toast.makeText(this,GestureListener.currentGestureDetected,Toast.LENGTH_SHORT).show();
Log.e("Action",GestureListener.currentGestureDetected);
return true;
}
else
return false;
}*/
private int getSlope(float x1, float y1, float x2, float y2) {
Double angle = Math.toDegrees(Math.atan2(y1 - y2, x2 - x1));
if (angle > 45 && angle <= 135)
// top
return 1;
if (angle >= 135 && angle < 180 || angle < -135 && angle > -180)
// left
return 2;
if (angle < -45 && angle>= -135)
// down
return 3;
if (angle > -45 && angle <= 45)
// right
return 4;
return 0;
}
public static void expand(final View v) {
v.measure(RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
final int targetHeight = v.getMeasuredHeight();
// Older versions of android (pre API 21) cancel animations for views with a height of 0.
v.getLayoutParams().height = 1;
v.setVisibility(View.VISIBLE);
Animation a = new Animation()
{
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
v.getLayoutParams().height = interpolatedTime == 1
? RelativeLayout.LayoutParams.WRAP_CONTENT
: (int)(targetHeight * interpolatedTime);
v.requestLayout();
}
@Override
public boolean willChangeBounds() {
return true;
}
};
// 1dp/ms
a.setDuration((int)(targetHeight/v.getContext().getResources().getDisplayMetrics().density));
v.startAnimation(a);
}
public static void collapse(final View v) {
final int initialHeight = v.getMeasuredHeight();
Animation a = new Animation()
{
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
if(interpolatedTime == 1){
v.setVisibility(View.GONE);
}else{
v.getLayoutParams().height = initialHeight - (int)(initialHeight * interpolatedTime);
v.requestLayout();
}
}
@Override
public boolean willChangeBounds() {
return true;
}
};
// 1dp/ms
a.setDuration((int)(initialHeight/v.getContext().getResources().getDisplayMetrics().density));
v.startAnimation(a);
}
private void setupWebView() {
webview.getSettings().setJavaScriptEnabled(true);
webview.setWebViewClient(new WebViewClient() {
@Override
public void onPageFinished(WebView view, String url) {
webview.loadUrl("javascript:MyApp.resize(document.body.getBoundingClientRect().height)");
super.onPageFinished(view, url);
}
});
webview.addJavascriptInterface(this, "MyApp");
}
@JavascriptInterface
public void resize(final float height) {
MainActivity.this.runOnUiThread(new Runnable() {
@Override
public void run() {
webview.setLayoutParams(new LinearLayout.LayoutParams(getResources().getDisplayMetrics().widthPixels, (int) (height * getResources().getDisplayMetrics().density)));
}
});
}
private int getScale(){
Display display = ((WindowManager) getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
int width = display.getWidth();
Double val = new Double(width)/new Double(5);
val = val * 100d;
return val.intValue();
}
}
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/activity_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context="com.calkins.slide_right_to_left.MainActivity">
<LinearLayout
android:layout_width="match_parent"
android:orientation="horizontal"
android:layout_height="150dp">
</LinearLayout>
<LinearLayout
android:id="@+id/mainLayout"
android:layout_width="match_parent"
android:orientation="horizontal"
android:layout_height="match_parent">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="300dp"
android:orientation="horizontal"
android:id="@+id/first"
android:layout_height="match_parent">
<ListView
android:id="@+id/mobile_list"
android:layout_width="match_parent"
android:layout_height="wrap_content" >
</ListView>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:orientation="vertical"
android:id="@+id/secand"
android:layout_toRightOf="@+id/first"
android:layout_height="match_parent">
<ImageView
android:layout_width="match_parent"
android:background="@drawable/new_phone"
android:layout_height="250dp" />
<ScrollView
android:id="@+id/scroll"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:scrollbars="vertical" >
<WebView
android:id="@+id/webview"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</ScrollView>
</LinearLayout>
</RelativeLayout>
</LinearLayout>
</LinearLayout>
我想扫就像下图：
它是真实的图像
而且我想只是想：