src/content/shell/renderer/test_runner/TestPlugin.cpp

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/shell/renderer/test_runner/TestPlugin.h"
   6
   7 #include "base/basictypes.h"
   8 #include "content/shell/renderer/test_runner/TestCommon.h"
   9 #include "content/shell/renderer/test_runner/WebTestDelegate.h"
  10 #include "third_party/WebKit/public/platform/Platform.h"
  11 #include "third_party/WebKit/public/platform/WebCompositorSupport.h"
  12 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
  13 #include "third_party/WebKit/public/web/WebFrame.h"
  14 #include "third_party/WebKit/public/web/WebInputEvent.h"
  15 #include "third_party/WebKit/public/web/WebKit.h"
  16 #include "third_party/WebKit/public/web/WebPluginParams.h"
  17 #include "third_party/WebKit/public/web/WebTouchPoint.h"
  18 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
  19
  20 using namespace blink;
  21 using namespace std;
  22
  23 namespace WebTestRunner {
  24
  25 namespace {
  26
  27 // GLenum values copied from gl2.h.
  28 #define GL_FALSE                  0
  29 #define GL_TRUE                   1
  30 #define GL_ONE                    1
  31 #define GL_TRIANGLES              0x0004
  32 #define GL_ONE_MINUS_SRC_ALPHA    0x0303
  33 #define GL_DEPTH_TEST             0x0B71
  34 #define GL_BLEND                  0x0BE2
  35 #define GL_SCISSOR_TEST           0x0B90
  36 #define GL_TEXTURE_2D             0x0DE1
  37 #define GL_FLOAT                  0x1406
  38 #define GL_RGBA                   0x1908
  39 #define GL_UNSIGNED_BYTE          0x1401
  40 #define GL_TEXTURE_MAG_FILTER     0x2800
  41 #define GL_TEXTURE_MIN_FILTER     0x2801
  42 #define GL_TEXTURE_WRAP_S         0x2802
  43 #define GL_TEXTURE_WRAP_T         0x2803
  44 #define GL_NEAREST                0x2600
  45 #define GL_COLOR_BUFFER_BIT       0x4000
  46 #define GL_CLAMP_TO_EDGE          0x812F
  47 #define GL_ARRAY_BUFFER           0x8892
  48 #define GL_STATIC_DRAW            0x88E4
  49 #define GL_FRAGMENT_SHADER        0x8B30
  50 #define GL_VERTEX_SHADER          0x8B31
  51 #define GL_COMPILE_STATUS         0x8B81
  52 #define GL_LINK_STATUS            0x8B82
  53 #define GL_COLOR_ATTACHMENT0      0x8CE0
  54 #define GL_FRAMEBUFFER_COMPLETE   0x8CD5
  55 #define GL_FRAMEBUFFER            0x8D40
  56
  57 void premultiplyAlpha(const unsigned colorIn[3], float alpha, float colorOut[4])
  58 {
  59     for (int i = 0; i < 3; ++i)
  60         colorOut[i] = (colorIn[i] / 255.0f) * alpha;
  61
  62     colorOut[3] = alpha;
  63 }
  64
  65 const char* pointState(WebTouchPoint::State state)
  66 {
  67     switch (state) {
  68     case WebTouchPoint::StateReleased:
  69         return "Released";
  70     case WebTouchPoint::StatePressed:
  71         return "Pressed";
  72     case WebTouchPoint::StateMoved:
  73         return "Moved";
  74     case WebTouchPoint::StateCancelled:
  75         return "Cancelled";
  76     default:
  77         return "Unknown";
  78     }
  79
  80     BLINK_ASSERT_NOT_REACHED();
  81     return 0;
  82 }
  83
  84 void printTouchList(WebTestDelegate* delegate, const WebTouchPoint* points, int length)
  85 {
  86     for (int i = 0; i < length; ++i) {
  87         char buffer[100];
  88         snprintf(buffer, sizeof(buffer), "* %d, %d: %s\n", points[i].position.x, points[i].position.y, pointState(points[i].state));
  89         delegate->printMessage(buffer);
  90     }
  91 }
  92
  93 void printEventDetails(WebTestDelegate* delegate, const WebInputEvent& event)
  94 {
  95     if (WebInputEvent::isTouchEventType(event.type)) {
  96         const WebTouchEvent& touch = static_cast<const WebTouchEvent&>(event);
  97         printTouchList(delegate, touch.touches, touch.touchesLength);
  98         printTouchList(delegate, touch.changedTouches, touch.changedTouchesLength);
  99         printTouchList(delegate, touch.targetTouches, touch.targetTouchesLength);
 100     } else if (WebInputEvent::isMouseEventType(event.type) || event.type == WebInputEvent::MouseWheel) {
 101         const WebMouseEvent& mouse = static_cast<const WebMouseEvent&>(event);
 102         char buffer[100];
 103         snprintf(buffer, sizeof(buffer), "* %d, %d\n", mouse.x, mouse.y);
 104         delegate->printMessage(buffer);
 105     } else if (WebInputEvent::isGestureEventType(event.type)) {
 106         const WebGestureEvent& gesture = static_cast<const WebGestureEvent&>(event);
 107         char buffer[100];
 108         snprintf(buffer, sizeof(buffer), "* %d, %d\n", gesture.x, gesture.y);
 109         delegate->printMessage(buffer);
 110     }
 111 }
 112
 113 WebPluginContainer::TouchEventRequestType parseTouchEventRequestType(const WebString& string)
 114 {
 115     if (string == WebString::fromUTF8("raw"))
 116         return WebPluginContainer::TouchEventRequestTypeRaw;
 117     if (string == WebString::fromUTF8("synthetic"))
 118         return WebPluginContainer::TouchEventRequestTypeSynthesizedMouse;
 119     return WebPluginContainer::TouchEventRequestTypeNone;
 120 }
 121
 122 void deferredDelete(void* context)
 123 {
 124     TestPlugin* plugin = static_cast<TestPlugin*>(context);
 125     delete plugin;
 126 }
 127
 128 }
 129
 130
 131 TestPlugin::TestPlugin(WebFrame* frame, const WebPluginParams& params, WebTestDelegate* delegate)
 132     : m_frame(frame)
 133     , m_delegate(delegate)
 134     , m_container(0)
 135     , m_context(0)
 136     , m_colorTexture(0)
 137     , m_mailboxChanged(false)
 138     , m_framebuffer(0)
 139     , m_touchEventRequest(WebPluginContainer::TouchEventRequestTypeNone)
 140     , m_reRequestTouchEvents(false)
 141     , m_printEventDetails(false)
 142     , m_printUserGestureStatus(false)
 143     , m_canProcessDrag(false)
 144 {
 145     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributePrimitive, ("primitive"));
 146     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributeBackgroundColor, ("background-color"));
 147     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributePrimitiveColor, ("primitive-color"));
 148     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributeOpacity, ("opacity"));
 149     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributeAcceptsTouch, ("accepts-touch"));
 150     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributeReRequestTouchEvents, ("re-request-touch"));
 151     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributePrintEventDetails, ("print-event-details"));
 152     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributeCanProcessDrag, ("can-process-drag"));
 153     const CR_DEFINE_STATIC_LOCAL(WebString, kAttributePrintUserGestureStatus, ("print-user-gesture-status"));
 154
 155     BLINK_ASSERT(params.attributeNames.size() == params.attributeValues.size());
 156     size_t size = params.attributeNames.size();
 157     for (size_t i = 0; i < size; ++i) {
 158         const WebString& attributeName = params.attributeNames[i];
 159         const WebString& attributeValue = params.attributeValues[i];
 160
 161         if (attributeName == kAttributePrimitive)
 162             m_scene.primitive = parsePrimitive(attributeValue);
 163         else if (attributeName == kAttributeBackgroundColor)
 164             parseColor(attributeValue, m_scene.backgroundColor);
 165         else if (attributeName == kAttributePrimitiveColor)
 166             parseColor(attributeValue, m_scene.primitiveColor);
 167         else if (attributeName == kAttributeOpacity)
 168             m_scene.opacity = parseOpacity(attributeValue);
 169         else if (attributeName == kAttributeAcceptsTouch)
 170             m_touchEventRequest = parseTouchEventRequestType(attributeValue);
 171         else if (attributeName == kAttributeReRequestTouchEvents)
 172             m_reRequestTouchEvents = parseBoolean(attributeValue);
 173         else if (attributeName == kAttributePrintEventDetails)
 174             m_printEventDetails = parseBoolean(attributeValue);
 175         else if (attributeName == kAttributeCanProcessDrag)
 176             m_canProcessDrag = parseBoolean(attributeValue);
 177         else if (attributeName == kAttributePrintUserGestureStatus)
 178             m_printUserGestureStatus = parseBoolean(attributeValue);
 179     }
 180 }
 181
 182 TestPlugin::~TestPlugin()
 183 {
 184 }
 185
 186 bool TestPlugin::initialize(WebPluginContainer* container)
 187 {
 188     WebGraphicsContext3D::Attributes attrs;
 189     m_context = Platform::current()->createOffscreenGraphicsContext3D(attrs);
 190     if (!m_context)
 191         return false;
 192
 193     if (!m_context->makeContextCurrent())
 194         return false;
 195
 196     if (!initScene())
 197         return false;
 198
 199     m_layer = scoped_ptr<WebExternalTextureLayer>(Platform::current()->compositorSupport()->createExternalTextureLayer(this));
 200     m_container = container;
 201     m_container->setWebLayer(m_layer->layer());
 202     if (m_reRequestTouchEvents) {
 203         m_container->requestTouchEventType(WebPluginContainer::TouchEventRequestTypeSynthesizedMouse);
 204         m_container->requestTouchEventType(WebPluginContainer::TouchEventRequestTypeRaw);
 205     }
 206     m_container->requestTouchEventType(m_touchEventRequest);
 207     m_container->setWantsWheelEvents(true);
 208     return true;
 209 }
 210
 211 void TestPlugin::destroy()
 212 {
 213     if (m_layer.get())
 214         m_layer->clearTexture();
 215     if (m_container)
 216         m_container->setWebLayer(0);
 217     m_layer.reset();
 218     destroyScene();
 219
 220     delete m_context;
 221     m_context = 0;
 222
 223     m_container = 0;
 224     m_frame = 0;
 225
 226     Platform::current()->callOnMainThread(deferredDelete, this);
 227 }
 228
 229 NPObject* TestPlugin::scriptableObject()
 230 {
 231     return 0;
 232 }
 233
 234 bool TestPlugin::canProcessDrag() const
 235 {
 236     return m_canProcessDrag;
 237 }
 238
 239 void TestPlugin::updateGeometry(const WebRect& frameRect, const WebRect& clipRect, const WebVector<WebRect>& cutOutsRects, bool isVisible)
 240 {
 241     if (clipRect == m_rect)
 242         return;
 243     m_rect = clipRect;
 244     if (m_rect.isEmpty())
 245         return;
 246
 247     m_context->viewport(0, 0, m_rect.width, m_rect.height);
 248
 249     m_context->bindTexture(GL_TEXTURE_2D, m_colorTexture);
 250     m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 251     m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 252     m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 253     m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 254     m_context->texImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_rect.width, m_rect.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
 255     m_context->bindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
 256     m_context->framebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_colorTexture, 0);
 257
 258     drawScene();
 259
 260     m_context->genMailboxCHROMIUM(m_mailbox.name);
 261     m_context->produceTextureCHROMIUM(GL_TEXTURE_2D, m_mailbox.name);
 262
 263     m_context->flush();
 264     m_layer->layer()->invalidate();
 265     m_mailboxChanged = true;
 266 }
 267
 268 bool TestPlugin::acceptsInputEvents()
 269 {
 270     return true;
 271 }
 272
 273 bool TestPlugin::isPlaceholder()
 274 {
 275     return false;
 276 }
 277
 278 blink::WebGraphicsContext3D* TestPlugin::context()
 279 {
 280     return 0;
 281 }
 282
 283 bool TestPlugin::prepareMailbox(blink::WebExternalTextureMailbox* mailbox, blink::WebExternalBitmap*)
 284 {
 285     if (!m_mailboxChanged)
 286         return false;
 287     *mailbox = m_mailbox;
 288     m_mailboxChanged = false;
 289     return true;
 290 }
 291
 292 void TestPlugin::mailboxReleased(const blink::WebExternalTextureMailbox&)
 293 {
 294 }
 295
 296 TestPlugin::Primitive TestPlugin::parsePrimitive(const WebString& string)
 297 {
 298     const CR_DEFINE_STATIC_LOCAL(WebString, kPrimitiveNone, ("none"));
 299     const CR_DEFINE_STATIC_LOCAL(WebString, kPrimitiveTriangle, ("triangle"));
 300
 301     Primitive primitive = PrimitiveNone;
 302     if (string == kPrimitiveNone)
 303         primitive = PrimitiveNone;
 304     else if (string == kPrimitiveTriangle)
 305         primitive = PrimitiveTriangle;
 306     else
 307         BLINK_ASSERT_NOT_REACHED();
 308     return primitive;
 309 }
 310
 311 // FIXME: This method should already exist. Use it.
 312 // For now just parse primary colors.
 313 void TestPlugin::parseColor(const WebString& string, unsigned color[3])
 314 {
 315     color[0] = color[1] = color[2] = 0;
 316     if (string == "black")
 317         return;
 318
 319     if (string == "red")
 320         color[0] = 255;
 321     else if (string == "green")
 322         color[1] = 255;
 323     else if (string == "blue")
 324         color[2] = 255;
 325     else
 326         BLINK_ASSERT_NOT_REACHED();
 327 }
 328
 329 float TestPlugin::parseOpacity(const WebString& string)
 330 {
 331     return static_cast<float>(atof(string.utf8().data()));
 332 }
 333
 334 bool TestPlugin::parseBoolean(const WebString& string)
 335 {
 336     const CR_DEFINE_STATIC_LOCAL(WebString, kPrimitiveTrue, ("true"));
 337     return string == kPrimitiveTrue;
 338 }
 339
 340 bool TestPlugin::initScene()
 341 {
 342     float color[4];
 343     premultiplyAlpha(m_scene.backgroundColor, m_scene.opacity, color);
 344
 345     m_colorTexture = m_context->createTexture();
 346     m_framebuffer = m_context->createFramebuffer();
 347
 348     m_context->viewport(0, 0, m_rect.width, m_rect.height);
 349     m_context->disable(GL_DEPTH_TEST);
 350     m_context->disable(GL_SCISSOR_TEST);
 351
 352     m_context->clearColor(color[0], color[1], color[2], color[3]);
 353
 354     m_context->enable(GL_BLEND);
 355     m_context->blendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
 356
 357     return m_scene.primitive != PrimitiveNone ? initProgram() && initPrimitive() : true;
 358 }
 359
 360 void TestPlugin::drawScene()
 361 {
 362     m_context->viewport(0, 0, m_rect.width, m_rect.height);
 363     m_context->clear(GL_COLOR_BUFFER_BIT);
 364
 365     if (m_scene.primitive != PrimitiveNone)
 366         drawPrimitive();
 367 }
 368
 369 void TestPlugin::destroyScene()
 370 {
 371     if (m_scene.program) {
 372         m_context->deleteProgram(m_scene.program);
 373         m_scene.program = 0;
 374     }
 375     if (m_scene.vbo) {
 376         m_context->deleteBuffer(m_scene.vbo);
 377         m_scene.vbo = 0;
 378     }
 379
 380     if (m_framebuffer) {
 381         m_context->deleteFramebuffer(m_framebuffer);
 382         m_framebuffer = 0;
 383     }
 384
 385     if (m_colorTexture) {
 386         m_context->deleteTexture(m_colorTexture);
 387         m_colorTexture = 0;
 388     }
 389 }
 390
 391 bool TestPlugin::initProgram()
 392 {
 393     const string vertexSource(
 394         "attribute vec4 position;  \n"
 395         "void main() {             \n"
 396         "  gl_Position = position; \n"
 397         "}                         \n"
 398     );
 399
 400     const string fragmentSource(
 401         "precision mediump float; \n"
 402         "uniform vec4 color;      \n"
 403         "void main() {            \n"
 404         "  gl_FragColor = color;  \n"
 405         "}                        \n"
 406     );
 407
 408     m_scene.program = loadProgram(vertexSource, fragmentSource);
 409     if (!m_scene.program)
 410         return false;
 411
 412     m_scene.colorLocation = m_context->getUniformLocation(m_scene.program, "color");
 413     m_scene.positionLocation = m_context->getAttribLocation(m_scene.program, "position");
 414     return true;
 415 }
 416
 417 bool TestPlugin::initPrimitive()
 418 {
 419     BLINK_ASSERT(m_scene.primitive == PrimitiveTriangle);
 420
 421     m_scene.vbo = m_context->createBuffer();
 422     if (!m_scene.vbo)
 423         return false;
 424
 425     const float vertices[] = {
 426         0.0f,  0.8f, 0.0f,
 427         -0.8f, -0.8f, 0.0f,
 428         0.8f, -0.8f, 0.0f };
 429     m_context->bindBuffer(GL_ARRAY_BUFFER, m_scene.vbo);
 430     m_context->bufferData(GL_ARRAY_BUFFER, sizeof(vertices), 0, GL_STATIC_DRAW);
 431     m_context->bufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices);
 432     return true;
 433 }
 434
 435 void TestPlugin::drawPrimitive()
 436 {
 437     BLINK_ASSERT(m_scene.primitive == PrimitiveTriangle);
 438     BLINK_ASSERT(m_scene.vbo);
 439     BLINK_ASSERT(m_scene.program);
 440
 441     m_context->useProgram(m_scene.program);
 442
 443     // Bind primitive color.
 444     float color[4];
 445     premultiplyAlpha(m_scene.primitiveColor, m_scene.opacity, color);
 446     m_context->uniform4f(m_scene.colorLocation, color[0], color[1], color[2], color[3]);
 447
 448     // Bind primitive vertices.
 449     m_context->bindBuffer(GL_ARRAY_BUFFER, m_scene.vbo);
 450     m_context->enableVertexAttribArray(m_scene.positionLocation);
 451     m_context->vertexAttribPointer(m_scene.positionLocation, 3, GL_FLOAT, GL_FALSE, 0, 0);
 452     m_context->drawArrays(GL_TRIANGLES, 0, 3);
 453 }
 454
 455 unsigned TestPlugin::loadShader(unsigned type, const string& source)
 456 {
 457     unsigned shader = m_context->createShader(type);
 458     if (shader) {
 459         m_context->shaderSource(shader, source.data());
 460         m_context->compileShader(shader);
 461
 462         int compiled = 0;
 463         m_context->getShaderiv(shader, GL_COMPILE_STATUS, &compiled);
 464         if (!compiled) {
 465             m_context->deleteShader(shader);
 466             shader = 0;
 467         }
 468     }
 469     return shader;
 470 }
 471
 472 unsigned TestPlugin::loadProgram(const string& vertexSource, const string& fragmentSource)
 473 {
 474     unsigned vertexShader = loadShader(GL_VERTEX_SHADER, vertexSource);
 475     unsigned fragmentShader = loadShader(GL_FRAGMENT_SHADER, fragmentSource);
 476     unsigned program = m_context->createProgram();
 477     if (vertexShader && fragmentShader && program) {
 478         m_context->attachShader(program, vertexShader);
 479         m_context->attachShader(program, fragmentShader);
 480         m_context->linkProgram(program);
 481
 482         int linked = 0;
 483         m_context->getProgramiv(program, GL_LINK_STATUS, &linked);
 484         if (!linked) {
 485             m_context->deleteProgram(program);
 486             program = 0;
 487         }
 488     }
 489     if (vertexShader)
 490         m_context->deleteShader(vertexShader);
 491     if (fragmentShader)
 492         m_context->deleteShader(fragmentShader);
 493
 494     return program;
 495 }
 496
 497 bool TestPlugin::handleInputEvent(const WebInputEvent& event, WebCursorInfo& info)
 498 {
 499     const char* eventName = 0;
 500     switch (event.type) {
 501     case WebInputEvent::Undefined:           eventName = "unknown"; break;
 502
 503     case WebInputEvent::MouseDown:           eventName = "MouseDown"; break;
 504     case WebInputEvent::MouseUp:             eventName = "MouseUp"; break;
 505     case WebInputEvent::MouseMove:           eventName = "MouseMove"; break;
 506     case WebInputEvent::MouseEnter:          eventName = "MouseEnter"; break;
 507     case WebInputEvent::MouseLeave:          eventName = "MouseLeave"; break;
 508     case WebInputEvent::ContextMenu:         eventName = "ContextMenu"; break;
 509
 510     case WebInputEvent::MouseWheel:          eventName = "MouseWheel"; break;
 511
 512     case WebInputEvent::RawKeyDown:          eventName = "RawKeyDown"; break;
 513     case WebInputEvent::KeyDown:             eventName = "KeyDown"; break;
 514     case WebInputEvent::KeyUp:               eventName = "KeyUp"; break;
 515     case WebInputEvent::Char:                eventName = "Char"; break;
 516
 517     case WebInputEvent::GestureScrollBegin:  eventName = "GestureScrollBegin"; break;
 518     case WebInputEvent::GestureScrollEnd:    eventName = "GestureScrollEnd"; break;
 519     case WebInputEvent::GestureScrollUpdateWithoutPropagation:
 520     case WebInputEvent::GestureScrollUpdate: eventName = "GestureScrollUpdate"; break;
 521     case WebInputEvent::GestureFlingStart:   eventName = "GestureFlingStart"; break;
 522     case WebInputEvent::GestureFlingCancel:  eventName = "GestureFlingCancel"; break;
 523     case WebInputEvent::GestureTap:          eventName = "GestureTap"; break;
 524     case WebInputEvent::GestureTapUnconfirmed:
 525                                              eventName = "GestureTapUnconfirmed"; break;
 526     case WebInputEvent::GestureTapDown:      eventName = "GestureTapDown"; break;
 527     case WebInputEvent::GestureShowPress:    eventName = "GestureShowPress"; break;
 528     case WebInputEvent::GestureTapCancel:    eventName = "GestureTapCancel"; break;
 529     case WebInputEvent::GestureDoubleTap:    eventName = "GestureDoubleTap"; break;
 530     case WebInputEvent::GestureTwoFingerTap: eventName = "GestureTwoFingerTap"; break;
 531     case WebInputEvent::GestureLongPress:    eventName = "GestureLongPress"; break;
 532     case WebInputEvent::GestureLongTap:      eventName = "GestureLongTap"; break;
 533     case WebInputEvent::GesturePinchBegin:   eventName = "GesturePinchBegin"; break;
 534     case WebInputEvent::GesturePinchEnd:     eventName = "GesturePinchEnd"; break;
 535     case WebInputEvent::GesturePinchUpdate:  eventName = "GesturePinchUpdate"; break;
 536
 537     case WebInputEvent::TouchStart:          eventName = "TouchStart"; break;
 538     case WebInputEvent::TouchMove:           eventName = "TouchMove"; break;
 539     case WebInputEvent::TouchEnd:            eventName = "TouchEnd"; break;
 540     case WebInputEvent::TouchCancel:         eventName = "TouchCancel"; break;
 541     }
 542
 543     m_delegate->printMessage(std::string("Plugin received event: ") + (eventName ? eventName : "unknown") + "\n");
 544     if (m_printEventDetails)
 545         printEventDetails(m_delegate, event);
 546     if (m_printUserGestureStatus)
 547         m_delegate->printMessage(std::string("* ") + (WebUserGestureIndicator::isProcessingUserGesture() ? "" : "not ") + "handling user gesture\n");
 548     return false;
 549 }
 550
 551 bool TestPlugin::handleDragStatusUpdate(WebDragStatus dragStatus, const WebDragData&, WebDragOperationsMask, const WebPoint& position, const WebPoint& screenPosition)
 552 {
 553     const char* dragStatusName = 0;
 554     switch (dragStatus) {
 555     case WebDragStatusEnter:
 556         dragStatusName = "DragEnter";
 557         break;
 558     case WebDragStatusOver:
 559         dragStatusName = "DragOver";
 560         break;
 561     case WebDragStatusLeave:
 562         dragStatusName = "DragLeave";
 563         break;
 564     case WebDragStatusDrop:
 565         dragStatusName = "DragDrop";
 566         break;
 567     case WebDragStatusUnknown:
 568         BLINK_ASSERT_NOT_REACHED();
 569     }
 570     m_delegate->printMessage(std::string("Plugin received event: ") + dragStatusName + "\n");
 571     return false;
 572 }
 573
 574 TestPlugin* TestPlugin::create(WebFrame* frame, const WebPluginParams& params, WebTestDelegate* delegate)
 575 {
 576     return new TestPlugin(frame, params, delegate);
 577 }
 578
 579 const WebString& TestPlugin::mimeType()
 580 {
 581     const CR_DEFINE_STATIC_LOCAL(WebString, kMimeType, ("application/x-webkit-test-webplugin"));
 582     return kMimeType;
 583 }
 584
 585 }