android照相及照片上传

 

 

Java代码

1. package com.android.cist.camera.view;
2. import java.io.ByteArrayOutputStream;
3. import java.io.InputStream;
4. import java.util.HashMap;
5. import java.util.Map;
6. import android.app.Activity;
7. import android.app.AlertDialog;
8. import android.content.ContentResolver;
9. import android.content.DialogInterface;
10. import android.content.Intent;
11. import android.graphics.Bitmap;
12. import android.graphics.BitmapFactory;
13. import android.net.Uri;
14. import android.os.Bundle;
15. import android.os.Handler;
16. import android.os.Message;
17. import android.view.View;
18. import android.view.View.OnClickListener;
19. import android.widget.Button;
20. import android.widget.EditText;
21. import android.widget.ImageView;
22. import android.widget.LinearLayout;
23. import android.widget.Toast;
24. import com.android.cist.R;
25. import com.android.cist.network.HttpUtil;
26. import com.android.cist.network.form.FormFile;
27. import com.android.cist.network.form.HttpFormUtil;
28. import com.android.cist.util.ApplicationUtil;
29. import com.android.cist.util.ImageUtil;
30. public class CameraActivity extends Activity implements OnClickListener{
31. private ImageView preview;
32. private EditText carNo;
33. private EditText addres;
34. private EditText type;
35. private Button back;
36. private Button submit;
37. private Button capture;
38. private Button reCapture;
39. private OnClickListener imgViewListener;
40. private Bitmap myBitmap;
41. private byte[] mContent;
42. private Handler handler;
43. String returnString;
44. private CalendarView happenDate;
45. private static final int REQUEST_CAMERA = 1;
46. private static final int REQUEST_CALENDAR = 2;
47. @ Override
48. public void onCreate ( Bundle savedInstanceState )
49. {
50. super.onCreate(savedInstanceState);
51. setContentView(R.layout.camera);
52. setUpViews();
53. setUpListeners();
54. ApplicationUtil.getInstance().addActivity(this);
55. }
56. @ Override
57. protected void onActivityResult ( int requestCode , int resultCode , Intent data )
58. {
59. super.onActivityResult(requestCode, resultCode, data);
60. ContentResolver resolver = getContentResolver();
61. /**
62. * 因为两种方式都用到了startActivityForResult方法，
63. * 这个方法执行完后都会执行onActivityResult方法， 所以为了区别到底选择了那个方式获取图片要进行判断，
64. * 这里的requestCode跟startActivityForResult里面第二个参数对应
65. */
66. if (requestCode == 0)
67. {
68. try
69. {
70. // 获得图片的uri
71. Uri originalUri = data.getData();
72. // 将图片内容解析成字节数组
73. mContent = readStream(resolver.openInputStream(Uri.parse(originalUri.toString())));
74. // 将字节数组转换为ImageView可调用的Bitmap对象
75. myBitmap = getPicFromBytes(mContent, null);
76. // //把得到的图片绑定在控件上显示
77. preview.setImageBitmap(myBitmap);
78. } catch ( Exception e )
79. {
80. System.out.println(e.getMessage());
81. }
82. } else if (requestCode == REQUEST_CAMERA){
83. try
84. {
85. super.onActivityResult(requestCode, resultCode, data);
86. Bundle extras = data.getExtras();
87. myBitmap = (Bitmap) extras.get("data");
88. ByteArrayOutputStream baos = new ByteArrayOutputStream();
89. myBitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
90. mContent = baos.toByteArray();
91. } catch ( Exception e )
92. {
93. e.printStackTrace();
94. }
95. // 把得到的图片绑定在控件上显示
96. preview.setImageBitmap(ImageUtil.toRoundCorner(myBitmap, 10));//把拍摄的照片转成圆角显示在预览控件上
97. }else if(requestCode==REQUEST_CALENDAR){
98. if(resultCode == RESULT_OK){
99. happenDate.setCalendar(data.getIntExtra("year", 1900),
    data.getIntExtra("month", 0), data.getIntExtra("day", 1));
100. }
101. }
102. }
103. public static Bitmap getPicFromBytes ( byte[] bytes , BitmapFactory.Options opts )
104. {
105. if (bytes != null)
106. if (opts != null)
107. return BitmapFactory.decodeByteArray(bytes, 0, bytes.length, opts);
108. else
109. return BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
110. return null;
111. }
112. public static byte[] readStream ( InputStream inStream ) throws Exception
113. {
114. byte[] buffer = new byte[1024];
115. int len = -1;
116. ByteArrayOutputStream outStream = new ByteArrayOutputStream();
117. while ((len = inStream.read(buffer)) != -1)
118. {
119. outStream.write(buffer, 0, len);
120. }
121. byte[] data = outStream.toByteArray();
122. outStream.close();
123. inStream.close();
124. return data;
125. }
126. @Override
127. public void onClick(View v) {
128. int id = v.getId();
129. switch(id){
130. case R.id.capture:{
131. final CharSequence[] items =
132. { "相册", "拍照" };
133. AlertDialog dlg = new AlertDialog.Builder(CameraActivity.this).setTitle("选择图片").setItems(items,
134. new DialogInterface.OnClickListener()
135. {
136. public void onClick ( DialogInterface dialog , int item )
137. {
138. // 这里item是根据选择的方式，
139. // 在items数组里面定义了两种方式，拍照的下标为1所以就调用拍照方法
140. if (item == 1){
141. Intent getImageByCamera = new
     Intent("android.media.action.IMAGE_CAPTURE");
142. startActivityForResult(getImageByCamera, REQUEST_CAMERA);
143. } else{
144. Intent getImage = new Intent(Intent.ACTION_GET_CONTENT);
145. getImage.addCategory(Intent.CATEGORY_OPENABLE);
146. getImage.setType("image/jpeg");
147. startActivityForResult(getImage, 0);
148. }
149. }
150. }).create();
151. dlg.show();
152. }
153. break;
154. /*case R.id.reCapture:{
155. final CharSequence[] items =
156. { "相册", "拍照" };
157. AlertDialog dlg = new AlertDialog.Builder(CameraActivity.this).setTitle("选择图片").setItems(items,
158. new DialogInterface.OnClickListener()
159. {
160. public void onClick ( DialogInterface dialog , int item )
161. {
162. // 这里item是根据选择的方式，
163. // 在items数组里面定义了两种方式，拍照的下标为1所以就调用拍照方法
164. if (item == 1)
165. {
166. Intent getImageByCamera = new
     Intent("android.media.action.IMAGE_CAPTURE");
167. startActivityForResult(getImageByCamera, 1);
168. } else
169. {
170. Intent getImage = new Intent(Intent.ACTION_GET_CONTENT);
171. getImage.addCategory(Intent.CATEGORY_OPENABLE);
172. getImage.setType("image/jpeg");
173. startActivityForResult(getImage, 0);
174. }
175. }
176. }).create();
177. dlg.show();
178. }
179. break;*/
180. case R.id.submit:{
181. new PostThread().start();//开启线程提交数据
182. }
183. break;
184. case R.id.back:{
185. CameraActivity.this.finish();//返回，销毁当前Activity
186. }
187. break;
188. default:
189. break;
190. }
191. }
192. }