package com.hit.changyou;
import android.R.bool;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.graphics.RectF;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.util.FloatMath;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import android.widget.Toast;
import android.widget.ViewFlipper;
public class FloorViewer extends Activity implements OnTouchListener {
public static final int RESULT_CODE_NOFOUND = 200;
ViewFlipper viewFlipper = null;
float startX, endX;
Matrix matrix = new Matrix();
Matrix savedMatrix = new Matrix();
DisplayMetrics dm;
ImageView imgView;
Bitmap bitmap;
ImageView btnback;
EditText beginEditText;
EditText endEditText;
ImageView exchangeImageView;
private ZoomImageView zoomImg;
//ImageView navibtn;
/** 最小缩放比例 */
float minScaleR = 1.0f;
/** 最大缩放比例 */
static final float MAX_SCALE = 10f;
/** 初始状态 */
static final int NONE = 0;
/** 拖动 */
static final int DRAG = 1;
/** 缩放 */
static final int ZOOM = 2;
/** 当前模式 */
int mode = NONE;
String value;
PointF prev = new PointF();
PointF mid = new PointF();
float dist = 1f;
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
if(requestCode == 0 && resultCode == RESULT_OK) {
setResult(RESULT_OK);
finish();
}
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
Intent intent = new Intent();
intent.setClass(FloorViewer.this, AirportActivity.class);
startActivity(intent);
finish();
return false;
}
return false;
}
@Override
protected void onResume() {
// TODO Auto-generated method stub
super.onResume();
}
@Override
protected void onPause() {
// TODO Auto-generated method stub
super.onPause();
}
@Override
protected void onStop() {
// TODO Auto-generated method stub
super.onStop();
}
@Override
public void onCreate(Bundle savedInstanceState) throws OutOfMemoryError{
super.onCreate(savedInstanceState);
// 获取图片资源
Intent intent = getIntent();
value = intent.getStringExtra("val");
Log.i("yxy", value);
Toast.makeText(FloorViewer.this, value, Toast.LENGTH_SHORT).show();
if (value.equals("floor01")) {
bitmap = BitmapFactory.decodeResource(getResources(),
R.drawable.floor_01);
} else if (value.equals("floor02")) {
bitmap = BitmapFactory.decodeResource(getResources(),
R.drawable.floor_02);
} else {
bitmap = BitmapFactory.decodeResource(getResources(),
R.drawable.floor_03);
}
setContentView(R.layout.floorshow);
// BitmapFactory.Options.this.inTempStorage=;
imgView = (ImageView) findViewById(R.id.imageView1);// 获取控件
// zoomImg = (ZoomImageView)findViewById(R.id.image);
// zoomImg.setImage(bitmap);
if (!bitmap.isRecycled()) {
imgView.setImageBitmap(bitmap);// 填充控件
}
/*navibtn = (ImageView)findViewById(R.id.ImageView01);
navibtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
}
});*/
imgView.setOnTouchListener(this);// 设置触屏监听
dm = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(dm);// 获取分辨率
minZoom();
center();
imgView.setImageMatrix(matrix);
//
// viewFlipper = (ViewFlipper) this.findViewById(R.id.viewFlipper);
btnback = (ImageView)findViewById(R.id.back_port);
btnback.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = new Intent();
intent.setClass(FloorViewer.this, AirportActivity.class);
startActivity(intent);
}
});
beginEditText = (EditText)findViewById(R.id.editText1);
beginEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View arg0, boolean arg1) {
// TODO Auto-generated method stub
Log.i("yxy", "editbegin");
if (!beginEditText.getText().toString().equals("")&&!endEditText.getText().toString().equals("")) {
exchangeImageView.setVisibility(ImageView.VISIBLE);
}
else {
exchangeImageView.setVisibility(ImageView.INVISIBLE);
}
}
});
endEditText = (EditText)findViewById(R.id.editText2);
endEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View arg0, boolean arg1) {
// TODO Auto-generated method stub
Log.i("yxy", "editend");
if (!beginEditText.getText().toString().equals("")&&!endEditText.getText().toString().equals("")) {
exchangeImageView.setVisibility(ImageView.VISIBLE);
}
else {
exchangeImageView.setVisibility(ImageView.INVISIBLE);
}
}
});
exchangeImageView = (ImageView)findViewById(R.id.imageView2);
exchangeImageView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
if (exchangeImageView.getVisibility()==ImageView.VISIBLE) {
String temp=beginEditText.getText().toString();
beginEditText.setText(endEditText.getText());
endEditText.setText(temp);
}
}
});
}
public void SureOnClick(View v) {
}
/**
* 触屏监听
*/
@Override
public boolean onTouch(View v, MotionEvent event) throws OutOfMemoryError{
switch (event.getAction() & MotionEvent.ACTION_MASK) {
// 主点按下
case MotionEvent.ACTION_DOWN:
savedMatrix.set(matrix);
prev.set(event.getX(), event.getY());
mode = DRAG;
startX = event.getX();
break;
// 副点按下
case MotionEvent.ACTION_POINTER_DOWN:
dist = spacing(event);
// 如果连续两点距离大于10，则判定为多点模式
if (spacing(event) > 10f) {
savedMatrix.set(matrix);
midPoint(mid, event);
mode = ZOOM;
}
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
endX = event.getX();
mode = NONE;
// savedMatrix.set(matrix);
break;
case MotionEvent.ACTION_MOVE:
if (mode == DRAG) {
matrix.set(savedMatrix);
matrix.postTranslate(event.getX() - prev.x, event.getY()
- prev.y);
} else if (mode == ZOOM) {
float newDist = spacing(event);
if (newDist > 10f) {
matrix.set(savedMatrix);
float tScale = newDist / dist;
matrix.postScale(tScale, tScale, mid.x, mid.y);
}
}
break;
}
imgView.setImageMatrix(matrix);
CheckView();
return true;
}
/**
* 限制最大最小缩放比例，自动居中
*/
private void CheckView() throws OutOfMemoryError{
float f[] = new float[9];
matrix.getValues(f);
float x1 = f[0] * 0 + f[1] * 0 + f[2];
float y1 = f[3] * 0 + f[4] * 0 + f[5];
float x2 = f[0] * bitmap.getWidth() + f[1] * 0 + f[2];
float y2 = f[3] * bitmap.getWidth() + f[4] * 0 + f[5];
float x3 = f[0] * 0 + f[1] * bitmap.getHeight() + f[2];
float y3 = f[3] * 0 + f[4] * bitmap.getHeight() + f[5];
float x4 = f[0] * bitmap.getWidth() + f[1] * bitmap.getHeight() + f[2];
float y4 = f[3] * bitmap.getWidth() + f[4] * bitmap.getHeight() + f[5];
// 图片现宽度
double width = Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2));
// 缩放比率判断
int widthScreen = dm.widthPixels;
int heightScreen = dm.heightPixels;
// if (width < widthScreen / 3 || width > widthScreen * 3) {
//
// }
// 出界判断
if (mode == DRAG) {
if ((x1 < widthScreen / 3 && x2 < widthScreen / 3
&& x3 < widthScreen / 3 && x4 < widthScreen / 3)
|| (y1 < heightScreen / 3 && y2 < heightScreen / 3
&& y3 < heightScreen / 3 && y4 < heightScreen / 3)) {
Intent intent = new Intent(FloorViewer.this, FloorViewer.class);
String value = getIntent().getStringExtra("val");
if (value.equals("floor01"))
intent.putExtra("val", "floor02");
if (value.equals("floor02"))
intent.putExtra("val", "floor03");
if (value.equals("floor03"))
intent.putExtra("val", "floor01");
startActivityForResult(intent, 0);
}
if ((x1 > widthScreen * 2 / 3 && x2 > widthScreen * 2 / 3
&& x3 > widthScreen * 2 / 3 && x4 > widthScreen * 2 / 3)
|| (y1 > heightScreen * 2 / 3 && y2 > heightScreen * 2 / 3
&& y3 > heightScreen * 2 / 3 && y4 > heightScreen * 2 / 3)) {
Intent intent = new Intent(FloorViewer.this, FloorViewer.class);
String value = getIntent().getStringExtra("val");
if (value.equals("floor01"))
intent.putExtra("val", "floor03");
if (value.equals("floor02"))
intent.putExtra("val", "floor01");
if (value.equals("floor03"))
intent.putExtra("val", "floor02");
startActivityForResult(intent, 0);
}
}
if (mode == ZOOM) {
if (f[0] < minScaleR) {
// Log.d("", "当前缩放级别:"+p[0]+",最小缩放级别:"+minScaleR);
matrix.setScale(minScaleR, minScaleR);
}
if (f[0] > MAX_SCALE) {
// Log.d("", "当前缩放级别:"+p[0]+",最大缩放级别:"+MAX_SCALE);
matrix.set(savedMatrix);
}
}
center();
}
/**
* 最小缩放比例，最大为100%
*/
private void minZoom() {
minScaleR = Math.min(
(float) dm.widthPixels / (float) bitmap.getWidth(),
(float) dm.heightPixels / (float) bitmap.getHeight());
if (minScaleR < 1.0) {
matrix.postScale(minScaleR, minScaleR);
}
}
private void center() {
/*
* if (endX > startX) { // 向右滑动 viewFlipper.setInAnimation(this,
* R.anim.push_right_in); viewFlipper.setOutAnimation(this,
* R.anim.push_right_out); viewFlipper.showNext(); } if (event.getX() <
* startX) { // 向左滑动 viewFlipper.setInAnimation(this,
* R.anim.push_left_in); viewFlipper.setOutAnimation(this,
* R.anim.push_left_out); viewFlipper.showPrevious(); }
*/
center(true, true);
}
/**
* 横向、纵向居中
*/
protected void center(boolean horizontal, boolean vertical) throws OutOfMemoryError{
Matrix m = new Matrix();
m.set(matrix);
RectF rect = new RectF(0, 0, bitmap.getWidth(), bitmap.getHeight());
m.mapRect(rect);
float height = rect.height();
float width = rect.width();
float deltaX = 0, deltaY = 0;
if (vertical) {
// 图片小于屏幕大小，则居中显示。大于屏幕，上方留空则往上移，下方留空则往下移
int screenHeight = dm.heightPixels;
if (height < screenHeight) {
deltaY = (screenHeight - height) / 2 - rect.top;
} else if (rect.top > 0) {
deltaY = -rect.top;
} else if (rect.bottom < screenHeight) {
deltaY = imgView.getHeight() - rect.bottom;
}
}
if (horizontal) {
int screenWidth = dm.widthPixels;
if (width < screenWidth) {
deltaX = (screenWidth - width) / 2 - rect.left;
} else if (rect.left > 0) {
deltaX = -rect.left;
} else if (rect.right < screenWidth) {
deltaX = screenWidth - rect.right;
}
}
matrix.postTranslate(deltaX, deltaY-100);
}
/**
* 两点的距离
*/
private float spacing(MotionEvent event) {
float x = event.getX(0) - event.getX(1);
float y = event.getY(0) - event.getY(1);
return FloatMath.sqrt(x * x + y * y);
}
/**
* 两点的中点
*/
private void midPoint(PointF point, MotionEvent event) {
float x = event.getX(0) + event.getX(1);
float y = event.getY(0) + event.getY(1);
point.set(x / 2, y / 2);
}
public static class ImageViewOnClickListener implements
View.OnClickListener {
private Context context;
private String img_path;
public ImageViewOnClickListener(Context context, String img_path) {
this.img_path = img_path;
this.context = context;
}
@Override
public void onClick(View v) {
if (img_path != null) {
Intent intent = new Intent(context, FloorViewer.class);
intent.putExtra("PhotoPath", img_path);
context.startActivity(intent);
}
}
}
}