在水平列表视图项上动态添加编辑文本
我正在开发一个照片编辑器应用程序。我可以选择在图像上添加文字，即写一些CAPTION，或者你可以在该图像上说TAG。我想要的是“A”的点击，编辑文本应添加到图像中。我在哪里可以插入姓名或任何文字。
我想要的是在下面的图片中描述...
我的代码在下面......
Second.java
package com.MyFirstApp.myfirstapp;
import java.io.File;
import java.io.FileOutputStream;
import java.util.Calendar;
import java.util.Random;
import android.R.string;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.ContentValues;
import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.Bitmap.CompressFormat;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.graphics.drawable.BitmapDrawable;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.DisplayMetrics;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.Toast;
import com.devsmart.android.ui.HorizontalListView;
public class Second extends Activity {
TouchImageView img_to_be_zoomedH, img_to_be_zoomed_secondH,
img_to_be_zoomedV, img_to_be_zoomed_secondV;
ImageView img_back, img_save;
HorizontalListView HListView, HListViewFirst, HListViewColor;
/* Save Parent Layout After Editing */
RelativeLayout parentLayoutforImgSaving;
Bitmap bitmap_img, bitmap;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_second);
img_to_be_zoomedH = (TouchImageView) findViewById(R.id.img_to_be_zoomedH);
img_to_be_zoomed_secondH = (TouchImageView) findViewById(R.id.img_to_be_zoomed_secondH);
img_to_be_zoomedV = (TouchImageView) findViewById(R.id.img_to_be_zoomedV);
img_to_be_zoomed_secondV = (TouchImageView) findViewById(R.id.img_to_be_zoomed_secondV);
img_back = (ImageView) findViewById(R.id.img_back_icon);
img_save = (ImageView) findViewById(R.id.img_save_icon);
HListView = (HorizontalListView) findViewById(R.id.horizontal_list_view);
HListViewFirst = (HorizontalListView) findViewById(R.id.horizontal_list_view_first);
HListViewColor = (HorizontalListView) findViewById(R.id.horizontal_list_view_color);
parentLayoutforImgSaving = (RelativeLayout) findViewById(R.id.imagelayout);
/* Top Back Icon */
img_back.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
finish();
}
});
/* Save Image Icon */
img_save.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
saveImgAfterEditing(parentLayoutforImgSaving);
}
});
/* Left Image Touch Event */
img_to_be_zoomedH
.setOnTouchImageViewListener(new com.MyFirstApp.myfirstapp.TouchImageView.OnTouchImageViewListener() {
@Override
public void onMove() {
img_to_be_zoomed_secondH.setZoom(img_to_be_zoomedH);
PointF pointF_img1 = new PointF();
pointF_img1 = img_to_be_zoomedH.getScrollPosition();
img_to_be_zoomed_secondH.setScrollPosition(
1 - pointF_img1.x, pointF_img1.y);
}
});
/* Right Image touch event */
img_to_be_zoomed_secondH
.setOnTouchImageViewListener(new com.MyFirstApp.myfirstapp.TouchImageView.OnTouchImageViewListener() {
@Override
public void onMove() {
img_to_be_zoomedH.setZoom(img_to_be_zoomed_secondH);
PointF pointF_img1 = new PointF();
pointF_img1 = img_to_be_zoomed_secondH
.getScrollPosition();
img_to_be_zoomedH.setScrollPosition(1 - pointF_img1.x,
pointF_img1.y);
}
});
/* Top Image Touch Event */
img_to_be_zoomedV
.setOnTouchImageViewListener(new com.MyFirstApp.myfirstapp.TouchImageView.OnTouchImageViewListener() {
@Override
public void onMove() {
img_to_be_zoomed_secondV.setZoom(img_to_be_zoomedV);
PointF pointF_img1 = new PointF();
pointF_img1 = img_to_be_zoomedV.getScrollPosition();
img_to_be_zoomed_secondV.setScrollPosition(
pointF_img1.x, 1 - pointF_img1.y);
}
});
/* Bottom Image touch event */
img_to_be_zoomed_secondV
.setOnTouchImageViewListener(new com.MyFirstApp.myfirstapp.TouchImageView.OnTouchImageViewListener() {
@Override
public void onMove() {
img_to_be_zoomedV.setZoom(img_to_be_zoomed_secondV);
PointF pointF_img1 = new PointF();
pointF_img1 = img_to_be_zoomed_secondV
.getScrollPosition();
img_to_be_zoomedV.setScrollPosition(pointF_img1.x,
1 - pointF_img1.y);
}
});
int[] HorizontalListImages = new int[] { R.drawable.icon_grid,
R.drawable.icon_text, R.drawable.icon_clip_art };
final int[] HorizontalListImagesFirst = new int[] {
R.drawable.icon_go_back, R.drawable.icon_horizontal_grid,
R.drawable.icon_vertical_grid };
/* Animation References */
final Animation slideUp = AnimationUtils.loadAnimation(
getApplicationContext(), R.anim.slide_up);
final Animation slideDown = AnimationUtils.loadAnimation(
getApplicationContext(), R.anim.slide_down);
/* Setting Adapter for Horizontal List Views */
HorizontalListViewAdapter horizontalListViewAdapter = new HorizontalListViewAdapter(
Second.this, HorizontalListImages);
HListView.setAdapter(horizontalListViewAdapter);
/* Horizontal List View Item Click Listener */
HListView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// TODO Auto-generated method stub
switch (position) {
case 0:
HorizontalListViewAdapterFirst horizontalListViewAdapterFirst = new HorizontalListViewAdapterFirst(
Second.this, HorizontalListImagesFirst);
HListViewFirst.setAdapter(horizontalListViewAdapterFirst);
HListView.startAnimation(slideDown);
HListView.setVisibility(View.GONE);
HListViewFirst.startAnimation(slideUp);
HListViewFirst.setVisibility(View.VISIBLE);
break;
case 1:
/* Space for adding dynamic Edit-Text */
break;
default:
break;
}
}
});
HListViewFirst.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// TODO Auto-generated method stub
/* HighLight Selected Option */
for (int i = 0; i < HListViewFirst.getChildCount(); i++) {
if (position == i) {
HListViewFirst.getChildAt(i).setBackgroundColor(
Color.GRAY);
} else {
HListViewFirst.getChildAt(i).setBackgroundColor(
Color.TRANSPARENT);
}
}
/* Get Device`s Height, Width */
DisplayMetrics displaymetrics = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(
displaymetrics);
int height = displaymetrics.heightPixels;
int width = displaymetrics.widthPixels;
switch (position) {
case 0:
HListViewFirst.startAnimation(slideDown);
HListViewFirst.setVisibility(View.GONE);
HListView.startAnimation(slideUp);
HListView.setVisibility(View.VISIBLE);
break;
case 1:
/* Setting Center Layout For Both Images */
RelativeLayout.LayoutParams ImagelayoutParams1 = new RelativeLayout.LayoutParams(
width, width);
ImagelayoutParams1.addRule(RelativeLayout.CENTER_IN_PARENT);
((RelativeLayout) findViewById(R.id.imagelayout))
.setLayoutParams(ImagelayoutParams1);
/* Setting Left ImageView width, height */
RelativeLayout.LayoutParams layoutParamsLeft = new RelativeLayout.LayoutParams(
width / 2, width);
layoutParamsLeft.setMargins(0, 0, 0, 0);
img_to_be_zoomedH.setLayoutParams(layoutParamsLeft);
img_to_be_zoomedH.setVisibility(view.VISIBLE);
bitmap_img = ((BitmapDrawable) img_to_be_zoomedH
.getDrawable()).getBitmap();
bitmap_img = flipImage(bitmap_img, 2);
img_to_be_zoomed_secondH.setImageBitmap(bitmap_img);
/* Setting Right ImageView width, height */
RelativeLayout.LayoutParams layoutParamsRight = new RelativeLayout.LayoutParams(
width / 2, width);
layoutParamsRight.setMargins(width / 2, 0, 0, 0);
img_to_be_zoomed_secondH.setLayoutParams(layoutParamsRight);
// img_to_be_zoomedH.invalidate();
img_to_be_zoomed_secondH.setVisibility(view.VISIBLE);
/* Hiding Vertical TouchIMageViews */
if ((img_to_be_zoomedV.getVisibility() == view.VISIBLE)
|| (img_to_be_zoomed_secondV.getVisibility() == view.VISIBLE)) {
img_to_be_zoomedV.setVisibility(view.GONE);
img_to_be_zoomed_secondV.setVisibility(view.GONE);
}
break;
case 2:
/* Setting Center Layout For Both Images */
RelativeLayout.LayoutParams ImagelayoutParams2 = new RelativeLayout.LayoutParams(
width, width);
ImagelayoutParams2.addRule(RelativeLayout.CENTER_IN_PARENT);
((RelativeLayout) findViewById(R.id.imagelayout))
.setLayoutParams(ImagelayoutParams2);
/* Setting Top ImageView width, height */
RelativeLayout.LayoutParams layoutParamsTop = new RelativeLayout.LayoutParams(
width, width / 2);
layoutParamsTop.setMargins(0, 0, 0, 0);
img_to_be_zoomedV.setLayoutParams(layoutParamsTop);
img_to_be_zoomedV.setVisibility(view.VISIBLE);
bitmap_img = ((BitmapDrawable) img_to_be_zoomedV
.getDrawable()).getBitmap();
bitmap_img = flipImage(bitmap_img, 1);
img_to_be_zoomed_secondV.setImageBitmap(bitmap_img);
/* Setting Bottom ImageView width, height */
RelativeLayout.LayoutParams layoutParamsBottom = new RelativeLayout.LayoutParams(
width, width / 2);
layoutParamsBottom.setMargins(0, width / 2, 0, 0);
img_to_be_zoomed_secondV
.setLayoutParams(layoutParamsBottom);
// img_to_be_zoomedV.invalidate();
img_to_be_zoomed_secondV.setVisibility(view.VISIBLE);
/* Hiding Horizontal TouchIMageViews */
if ((img_to_be_zoomedH.getVisibility() == view.VISIBLE)
|| (img_to_be_zoomed_secondH.getVisibility() == view.VISIBLE)) {
img_to_be_zoomedH.setVisibility(view.GONE);
img_to_be_zoomed_secondH.setVisibility(view.GONE);
}
break;
default:
break;
}
}
});
/* Getting ImageURI from Gallery from Main Activity */
Uri selectedImgUri = getIntent().getData();
if (selectedImgUri != null) {
String[] selectedImgPath = { MediaStore.Images.Media.DATA };
Cursor cursor = getContentResolver().query(selectedImgUri,
selectedImgPath, null, null, null);
cursor.moveToFirst();
int indexCol = cursor.getColumnIndex(selectedImgPath[0]);
String imgPath = cursor.getString(indexCol);
cursor.close();
img_to_be_zoomedH.setImageBitmap(BitmapFactory.decodeFile(imgPath));
img_to_be_zoomedV.setImageBitmap(BitmapFactory.decodeFile(imgPath));
}
/* Getting ImageBitmap from Camera from Main Activity */
Intent intent_camera = getIntent();
Bitmap camera_img_bitmap = (Bitmap) intent_camera
.getParcelableExtra("BitmapImage");
if (camera_img_bitmap != null) {
img_to_be_zoomedH.setImageBitmap(camera_img_bitmap);
img_to_be_zoomedV.setImageBitmap(camera_img_bitmap);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.second, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
/* Flip Image Function */
public Bitmap flipImage(Bitmap src, int type) {
Matrix matrix = new Matrix();
/* Flip vertically */
if (type == 1) {
matrix.preScale(1.0f, -1.0f);
/* Flip horizontally */
} else if (type == 2) {
matrix.preScale(-1.0f, 1.0f);
} else {
return null;
}
return Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(),
matrix, true);
}
/* Save Image Function */
private void saveImgAfterEditing(RelativeLayout perent) {
try {
View content = parentLayoutforImgSaving;
content.setDrawingCacheEnabled(true);
content.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_HIGH);
Bitmap bitmap = content.getDrawingCache();
String extr = Environment.getExternalStorageDirectory().toString();
File mFolder = new File(extr + "/" + getString(R.string.app_name));
if (!mFolder.exists()) {
mFolder.mkdir();
}
Calendar c = Calendar.getInstance();
String s = getString(R.string.app_name) + c.getTimeInMillis()
+ ".png";
File f = new File(mFolder.getAbsolutePath(), s);
FileOutputStream fos = null;
fos = new FileOutputStream(f);
bitmap.compress(CompressFormat.PNG, 100, fos);
fos.flush();
fos.close();
bitmap.recycle();
Toast.makeText(getBaseContext(), "Image Saved", 5000).show();
addImageGallery(f);
} catch (Exception e) {
Toast.makeText(getBaseContext(), "Failed To Save", 5000).show();
e.printStackTrace();
}
}
/* Save Image to Direct Gallery, No Need to Refresh */
private void addImageGallery(File file) {
ContentValues values = new ContentValues();
values.put(MediaStore.Images.Media.DATA, file.getAbsolutePath());
values.put(MediaStore.Images.Media.MIME_TYPE, "image/png");
getContentResolver().insert(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
}
}
activity_second.java
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.MyFirstApp.myfirstapp.Second" >
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="3dp" >
<ImageView
android:id="@+id/img_back_icon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:contentDescription="@string/img_back_icon"
android:src="@drawable/icon_back" />
<TextView
android:id="@+id/txtview_app_name_top"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:text="@string/txtview_app_name_top" />
<ImageView
android:id="@+id/img_save_icon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_alignParentRight="true"
android:contentDescription="@string/img_save_icon"
android:src="@drawable/icon_save" />
</RelativeLayout>
<RelativeLayout
android:id="@+id/imagelayout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true" >
<com.MyFirstApp.myfirstapp.TouchImageView
android:id="@+id/img_to_be_zoomedH"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_margin="23dp"
android:src="@drawable/home" >
</com.MyFirstApp.myfirstapp.TouchImageView>
<com.MyFirstApp.myfirstapp.TouchImageView
android:id="@+id/img_to_be_zoomed_secondH"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_launcher"
android:visibility="gone" >
</com.MyFirstApp.myfirstapp.TouchImageView>
<com.MyFirstApp.myfirstapp.TouchImageView
android:id="@+id/img_to_be_zoomedV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_launcher"
android:visibility="gone" >
</com.MyFirstApp.myfirstapp.TouchImageView>
<com.MyFirstApp.myfirstapp.TouchImageView
android:id="@+id/img_to_be_zoomed_secondV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_launcher"
android:visibility="gone" >
</com.MyFirstApp.myfirstapp.TouchImageView>
</RelativeLayout>
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true" >
<com.devsmart.android.ui.HorizontalListView
android:id="@+id/horizontal_list_view"
android:layout_width="wrap_content"
android:layout_height="40dp" >
</com.devsmart.android.ui.HorizontalListView>
<com.devsmart.android.ui.HorizontalListView
android:id="@+id/horizontal_list_view_first"
android:layout_width="wrap_content"
android:layout_height="40dp"
android:choiceMode="singleChoice"
android:listSelector="@drawable/horizontal_list_view_selector"
android:visibility="gone" >
</com.devsmart.android.ui.HorizontalListView>
<com.devsmart.android.ui.HorizontalListView
android:id="@+id/horizontal_list_view_color"
android:layout_width="wrap_content"
android:layout_height="40dp"
android:visibility="gone" >
</com.devsmart.android.ui.HorizontalListView>
</RelativeLayout>
</RelativeLayout>
我想要类似下图...
提前致谢。
0 个答案:
没有答案
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