1 /******************************************************************************* 2 * Copyright 2011 See AUTHORS file. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 ******************************************************************************/ 16 17 package com.badlogic.gdx.tests.net; 18 19 import com.badlogic.gdx.Gdx; 20 import com.badlogic.gdx.Net; 21 import com.badlogic.gdx.Net.HttpRequest; 22 import com.badlogic.gdx.Net.HttpResponse; 23 import com.badlogic.gdx.Net.HttpResponseListener; 24 import com.badlogic.gdx.graphics.Color; 25 import com.badlogic.gdx.graphics.GL20; 26 import com.badlogic.gdx.graphics.Pixmap; 27 import com.badlogic.gdx.graphics.Texture; 28 import com.badlogic.gdx.graphics.g2d.BitmapFont; 29 import com.badlogic.gdx.graphics.g2d.SpriteBatch; 30 import com.badlogic.gdx.scenes.scene2d.InputEvent; 31 import com.badlogic.gdx.scenes.scene2d.Stage; 32 import com.badlogic.gdx.scenes.scene2d.Touchable; 33 import com.badlogic.gdx.scenes.scene2d.ui.Label; 34 import com.badlogic.gdx.scenes.scene2d.ui.Skin; 35 import com.badlogic.gdx.scenes.scene2d.ui.TextButton; 36 import com.badlogic.gdx.scenes.scene2d.utils.ClickListener; 37 import com.badlogic.gdx.tests.utils.GdxTest; 38 import com.badlogic.gdx.utils.Align; 39 40 public class NetAPITest extends GdxTest implements HttpResponseListener { 41 42 SpriteBatch batch; 43 Skin skin; 44 Stage stage; 45 TextButton btnDownloadImage; 46 TextButton btnDownloadText; 47 TextButton btnDownloadLarge; 48 TextButton btnDownloadError; 49 TextButton btnPost; 50 TextButton btnCancel; 51 TextButton btnOpenUri; 52 Label statusLabel; 53 Texture texture; 54 String text; 55 BitmapFont font; 56 HttpRequest httpRequest; 57 58 Object clickedButton; 59 needsGL20()60 public boolean needsGL20 () { 61 // just because the non pot, we could change the image instead... 62 return true; 63 } 64 65 @Override dispose()66 public void dispose () { 67 batch.dispose(); 68 stage.dispose(); 69 skin.dispose(); 70 font.dispose(); 71 if (texture != null) texture.dispose(); 72 } 73 74 @Override create()75 public void create () { 76 batch = new SpriteBatch(); 77 skin = new Skin(Gdx.files.internal("data/uiskin.json")); 78 font = new BitmapFont(); 79 stage = new Stage(); 80 Gdx.input.setInputProcessor(stage); 81 82 { 83 statusLabel = new Label("", skin); 84 statusLabel.setWrap(true); 85 statusLabel.setWidth(Gdx.graphics.getWidth() * 0.96f); 86 statusLabel.setAlignment(Align.center); 87 statusLabel.setPosition(Gdx.graphics.getWidth() * 0.5f - statusLabel.getWidth() * 0.5f, 30f); 88 statusLabel.setColor(Color.CYAN); 89 stage.addActor(statusLabel); 90 } 91 92 { 93 ClickListener clickListener = new ClickListener() { 94 @Override 95 public void clicked (InputEvent event, float x, float y) { 96 super.clicked(event, x, y); 97 98 clickedButton = event.getListenerActor(); 99 setButtonDisabled(true); 100 if (texture != null) texture.dispose(); 101 texture = null; 102 text = null; 103 104 String url; 105 String httpMethod = Net.HttpMethods.GET; 106 String requestContent = null; 107 if (clickedButton == btnDownloadImage) 108 url = "http://i.imgur.com/vxomF.jpg"; 109 else if (clickedButton == btnDownloadText) 110 url = "http://www.apache.org/licenses/LICENSE-2.0.txt"; 111 else if (clickedButton == btnDownloadLarge) 112 url = "http://libgdx.badlogicgames.com/releases/libgdx-1.2.0.zip"; 113 else if (clickedButton == btnDownloadError) 114 url = "http://www.badlogicgames.com/doesnotexist"; 115 else if (clickedButton == btnOpenUri) { 116 Gdx.net.openURI("http://libgdx.badlogicgames.com/"); 117 return; 118 } 119 else { 120 url = "http://posttestserver.com/post.php?dump"; 121 httpMethod = Net.HttpMethods.POST; 122 requestContent = "name1=value1&name2=value2"; 123 } 124 125 httpRequest = new HttpRequest(httpMethod); 126 httpRequest.setUrl(url); 127 httpRequest.setContent(requestContent); 128 Gdx.net.sendHttpRequest(httpRequest, NetAPITest.this); 129 130 statusLabel.setText("Downloading data from " + httpRequest.getUrl()); 131 } 132 }; 133 134 ClickListener cancelListener = new ClickListener() { 135 @Override 136 public void clicked (InputEvent event, float x, float y) { 137 super.clicked(event, x, y); 138 if (httpRequest != null) { 139 Gdx.net.cancelHttpRequest(httpRequest); 140 Gdx.app.log("NetAPITest", "Cancelling request " + httpRequest.getUrl()); 141 statusLabel.setText("Cancelling request " + httpRequest.getUrl()); 142 } 143 } 144 }; 145 146 btnCancel = new TextButton("Cancel", skin); 147 btnCancel.setPosition(Gdx.graphics.getWidth() * 0.10f, 60f); 148 btnCancel.addListener(cancelListener); 149 stage.addActor(btnCancel); 150 151 btnDownloadImage = new TextButton("GET Image", skin); 152 btnDownloadImage.setPosition(btnCancel.getX() + btnCancel.getWidth() + 10, 60f); 153 btnDownloadImage.addListener(clickListener); 154 stage.addActor(btnDownloadImage); 155 156 btnDownloadText = new TextButton("GET Text", skin); 157 btnDownloadText.setPosition(btnDownloadImage.getX() + btnDownloadImage.getWidth() + 10, 60f); 158 btnDownloadText.addListener(clickListener); 159 stage.addActor(btnDownloadText); 160 161 btnDownloadLarge = new TextButton("GET Large", skin); 162 btnDownloadLarge.setPosition(btnDownloadText.getX() + btnDownloadText.getWidth() + 10, 60f); 163 btnDownloadLarge.addListener(clickListener); 164 stage.addActor(btnDownloadLarge); 165 166 btnDownloadError = new TextButton("GET Error", skin); 167 btnDownloadError.setPosition(btnDownloadLarge.getX() + btnDownloadLarge.getWidth() + 10, 60f); 168 btnDownloadError.addListener(clickListener); 169 stage.addActor(btnDownloadError); 170 171 btnPost = new TextButton("POST", skin); 172 btnPost.setPosition(btnDownloadError.getX() + btnDownloadError.getWidth() + 10, 60f); 173 btnPost.addListener(clickListener); 174 stage.addActor(btnPost); 175 176 btnOpenUri = new TextButton("Open URI", skin); 177 btnOpenUri.setPosition(btnPost.getX() + btnPost.getWidth() + 10, 60f); 178 btnOpenUri.addListener(clickListener); 179 180 stage.addActor(btnOpenUri); 181 } 182 183 } 184 185 @Override handleHttpResponse(HttpResponse httpResponse)186 public void handleHttpResponse (HttpResponse httpResponse) { 187 188 final int statusCode = httpResponse.getStatus().getStatusCode(); 189 // We are not in main thread right now so we need to post to main thread for ui updates 190 Gdx.app.postRunnable(new Runnable() { 191 @Override 192 public void run () { 193 statusLabel.setText("HTTP Request status: " + statusCode); 194 setButtonDisabled(false); 195 } 196 }); 197 198 if (statusCode != 200) { 199 Gdx.app.log("NetAPITest", "An error ocurred since statusCode is not OK"); 200 setText(httpResponse); 201 return; 202 } 203 204 if (clickedButton == btnDownloadImage) { 205 final byte[] rawImageBytes = httpResponse.getResult(); 206 Gdx.app.postRunnable(new Runnable() { 207 public void run () { 208 Pixmap pixmap = new Pixmap(rawImageBytes, 0, rawImageBytes.length); 209 texture = new Texture(pixmap); 210 } 211 }); 212 213 } else if (clickedButton == btnDownloadLarge) { 214 Gdx.app.postRunnable(new Runnable() { 215 public void run () { 216 text = "Retrieving large file..."; 217 } 218 }); 219 final byte[] rawFileBytes = httpResponse.getResult(); 220 Gdx.app.postRunnable(new Runnable() { 221 public void run () { 222 text = "Retrieved large file: " + rawFileBytes.length; 223 } 224 }); 225 226 } else { 227 setText(httpResponse); 228 } 229 } 230 setText(HttpResponse httpResponse)231 void setText (HttpResponse httpResponse) { 232 final String newText = httpResponse.getResultAsString(); 233 Gdx.app.postRunnable(new Runnable() { 234 public void run () { 235 text = newText; 236 } 237 }); 238 } 239 setButtonDisabled(boolean disabled)240 void setButtonDisabled (boolean disabled) { 241 Touchable t = disabled ? Touchable.disabled : Touchable.enabled; 242 243 btnDownloadImage.setDisabled(disabled); 244 btnDownloadImage.setTouchable(t); 245 246 btnDownloadText.setDisabled(disabled); 247 btnDownloadText.setTouchable(t); 248 249 btnDownloadError.setDisabled(disabled); 250 btnDownloadError.setTouchable(t); 251 252 btnPost.setDisabled(disabled); 253 btnPost.setTouchable(t); 254 } 255 256 @Override failed(Throwable t)257 public void failed (Throwable t) { 258 setButtonDisabled(false); 259 statusLabel.setText("Failed to perform the HTTP Request: " + t.getMessage()); 260 t.printStackTrace(); 261 } 262 263 @Override render()264 public void render () { 265 Gdx.gl.glClearColor(0.2f, 0.2f, 0.2f, 1); 266 Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT); 267 268 if (texture != null) { 269 batch.begin(); 270 batch.draw(texture, Gdx.graphics.getWidth() * 0.5f - texture.getWidth() * 0.5f, 100f); 271 batch.end(); 272 } else if (text != null) { 273 batch.begin(); 274 font.draw(batch, text, 10, Gdx.graphics.getHeight() - 10); 275 batch.end(); 276 } 277 278 stage.act(Gdx.graphics.getDeltaTime()); 279 stage.draw(); 280 } 281 282 @Override resize(int width, int height)283 public void resize (int width, int height) { 284 stage.getViewport().update(width, height, true); 285 } 286 287 @Override cancelled()288 public void cancelled () { 289 Gdx.app.postRunnable(new Runnable() { 290 public void run () { 291 setButtonDisabled(false); 292 Gdx.app.log("NetAPITest", "HTTP request cancelled"); 293 statusLabel.setText("HTTP request cancelled"); 294 } 295 }); 296 } 297 298 } 299
