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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "TestPlugin.h"
#include "TestCommon.h"
#include "public/platform/Platform.h"
#include "public/platform/WebCompositorSupport.h"
#include "public/platform/WebGraphicsContext3D.h"
#include "public/testing/WebTestDelegate.h"
#include "public/web/WebFrame.h"
#include "public/web/WebInputEvent.h"
#include "public/web/WebKit.h"
#include "public/web/WebPluginParams.h"
#include "public/web/WebTouchPoint.h"
#include "public/web/WebUserGestureIndicator.h"
using namespace blink;
using namespace std;
namespace WebTestRunner {
namespace {
// GLenum values copied from gl2.h.
#define GL_FALSE 0
#define GL_TRUE 1
#define GL_ONE 1
#define GL_TRIANGLES 0x0004
#define GL_ONE_MINUS_SRC_ALPHA 0x0303
#define GL_DEPTH_TEST 0x0B71
#define GL_BLEND 0x0BE2
#define GL_SCISSOR_TEST 0x0B90
#define GL_TEXTURE_2D 0x0DE1
#define GL_FLOAT 0x1406
#define GL_RGBA 0x1908
#define GL_UNSIGNED_BYTE 0x1401
#define GL_TEXTURE_MAG_FILTER 0x2800
#define GL_TEXTURE_MIN_FILTER 0x2801
#define GL_TEXTURE_WRAP_S 0x2802
#define GL_TEXTURE_WRAP_T 0x2803
#define GL_NEAREST 0x2600
#define GL_COLOR_BUFFER_BIT 0x4000
#define GL_CLAMP_TO_EDGE 0x812F
#define GL_ARRAY_BUFFER 0x8892
#define GL_STATIC_DRAW 0x88E4
#define GL_FRAGMENT_SHADER 0x8B30
#define GL_VERTEX_SHADER 0x8B31
#define GL_COMPILE_STATUS 0x8B81
#define GL_LINK_STATUS 0x8B82
#define GL_COLOR_ATTACHMENT0 0x8CE0
#define GL_FRAMEBUFFER_COMPLETE 0x8CD5
#define GL_FRAMEBUFFER 0x8D40
void premultiplyAlpha(const unsigned colorIn[3], float alpha, float colorOut[4])
{
for (int i = 0; i < 3; ++i)
colorOut[i] = (colorIn[i] / 255.0f) * alpha;
colorOut[3] = alpha;
}
const char* pointState(WebTouchPoint::State state)
{
switch (state) {
case WebTouchPoint::StateReleased:
return "Released";
case WebTouchPoint::StatePressed:
return "Pressed";
case WebTouchPoint::StateMoved:
return "Moved";
case WebTouchPoint::StateCancelled:
return "Cancelled";
default:
return "Unknown";
}
BLINK_ASSERT_NOT_REACHED();
return 0;
}
void printTouchList(WebTestDelegate* delegate, const WebTouchPoint* points, int length)
{
for (int i = 0; i < length; ++i) {
char buffer[100];
snprintf(buffer, sizeof(buffer), "* %d, %d: %s\n", points[i].position.x, points[i].position.y, pointState(points[i].state));
delegate->printMessage(buffer);
}
}
void printEventDetails(WebTestDelegate* delegate, const WebInputEvent& event)
{
if (WebInputEvent::isTouchEventType(event.type)) {
const WebTouchEvent& touch = static_cast<const WebTouchEvent&>(event);
printTouchList(delegate, touch.touches, touch.touchesLength);
printTouchList(delegate, touch.changedTouches, touch.changedTouchesLength);
printTouchList(delegate, touch.targetTouches, touch.targetTouchesLength);
} else if (WebInputEvent::isMouseEventType(event.type) || event.type == WebInputEvent::MouseWheel) {
const WebMouseEvent& mouse = static_cast<const WebMouseEvent&>(event);
char buffer[100];
snprintf(buffer, sizeof(buffer), "* %d, %d\n", mouse.x, mouse.y);
delegate->printMessage(buffer);
} else if (WebInputEvent::isGestureEventType(event.type)) {
const WebGestureEvent& gesture = static_cast<const WebGestureEvent&>(event);
char buffer[100];
snprintf(buffer, sizeof(buffer), "* %d, %d\n", gesture.x, gesture.y);
delegate->printMessage(buffer);
}
}
WebPluginContainer::TouchEventRequestType parseTouchEventRequestType(const WebString& string)
{
if (string == WebString::fromUTF8("raw"))
return WebPluginContainer::TouchEventRequestTypeRaw;
if (string == WebString::fromUTF8("synthetic"))
return WebPluginContainer::TouchEventRequestTypeSynthesizedMouse;
return WebPluginContainer::TouchEventRequestTypeNone;
}
void deferredDelete(void* context)
{
TestPlugin* plugin = static_cast<TestPlugin*>(context);
delete plugin;
}
}
TestPlugin::TestPlugin(WebFrame* frame, const WebPluginParams& params, WebTestDelegate* delegate)
: m_frame(frame)
, m_delegate(delegate)
, m_container(0)
, m_context(0)
, m_colorTexture(0)
, m_mailboxChanged(false)
, m_framebuffer(0)
, m_touchEventRequest(WebPluginContainer::TouchEventRequestTypeNone)
, m_reRequestTouchEvents(false)
, m_printEventDetails(false)
, m_printUserGestureStatus(false)
, m_canProcessDrag(false)
{
static const WebString kAttributePrimitive = WebString::fromUTF8("primitive");
static const WebString kAttributeBackgroundColor = WebString::fromUTF8("background-color");
static const WebString kAttributePrimitiveColor = WebString::fromUTF8("primitive-color");
static const WebString kAttributeOpacity = WebString::fromUTF8("opacity");
static const WebString kAttributeAcceptsTouch = WebString::fromUTF8("accepts-touch");
static const WebString kAttributeReRequestTouchEvents = WebString::fromUTF8("re-request-touch");
static const WebString kAttributePrintEventDetails = WebString::fromUTF8("print-event-details");
static const WebString kAttributeCanProcessDrag = WebString::fromUTF8("can-process-drag");
static const WebString kAttributePrintUserGestureStatus = WebString::fromUTF8("print-user-gesture-status");
BLINK_ASSERT(params.attributeNames.size() == params.attributeValues.size());
size_t size = params.attributeNames.size();
for (size_t i = 0; i < size; ++i) {
const WebString& attributeName = params.attributeNames[i];
const WebString& attributeValue = params.attributeValues[i];
if (attributeName == kAttributePrimitive)
m_scene.primitive = parsePrimitive(attributeValue);
else if (attributeName == kAttributeBackgroundColor)
parseColor(attributeValue, m_scene.backgroundColor);
else if (attributeName == kAttributePrimitiveColor)
parseColor(attributeValue, m_scene.primitiveColor);
else if (attributeName == kAttributeOpacity)
m_scene.opacity = parseOpacity(attributeValue);
else if (attributeName == kAttributeAcceptsTouch)
m_touchEventRequest = parseTouchEventRequestType(attributeValue);
else if (attributeName == kAttributeReRequestTouchEvents)
m_reRequestTouchEvents = parseBoolean(attributeValue);
else if (attributeName == kAttributePrintEventDetails)
m_printEventDetails = parseBoolean(attributeValue);
else if (attributeName == kAttributeCanProcessDrag)
m_canProcessDrag = parseBoolean(attributeValue);
else if (attributeName == kAttributePrintUserGestureStatus)
m_printUserGestureStatus = parseBoolean(attributeValue);
}
}
TestPlugin::~TestPlugin()
{
}
bool TestPlugin::initialize(WebPluginContainer* container)
{
WebGraphicsContext3D::Attributes attrs;
m_context = Platform::current()->createOffscreenGraphicsContext3D(attrs);
if (!m_context)
return false;
if (!m_context->makeContextCurrent())
return false;
if (!initScene())
return false;
m_layer = auto_ptr<WebExternalTextureLayer>(Platform::current()->compositorSupport()->createExternalTextureLayer(this));
m_container = container;
m_container->setWebLayer(m_layer->layer());
if (m_reRequestTouchEvents) {
m_container->requestTouchEventType(WebPluginContainer::TouchEventRequestTypeSynthesizedMouse);
m_container->requestTouchEventType(WebPluginContainer::TouchEventRequestTypeRaw);
}
m_container->requestTouchEventType(m_touchEventRequest);
m_container->setWantsWheelEvents(true);
return true;
}
void TestPlugin::destroy()
{
if (m_layer.get())
m_layer->clearTexture();
if (m_container)
m_container->setWebLayer(0);
m_layer.reset();
destroyScene();
delete m_context;
m_context = 0;
m_container = 0;
m_frame = 0;
Platform::current()->callOnMainThread(deferredDelete, this);
}
void TestPlugin::updateGeometry(const WebRect& frameRect, const WebRect& clipRect, const WebVector<WebRect>& cutOutsRects, bool isVisible)
{
if (clipRect == m_rect)
return;
m_rect = clipRect;
if (m_rect.isEmpty())
return;
m_context->reshapeWithScaleFactor(m_rect.width, m_rect.height, 1.f);
m_context->viewport(0, 0, m_rect.width, m_rect.height);
m_context->bindTexture(GL_TEXTURE_2D, m_colorTexture);
m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
m_context->texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
m_context->texImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_rect.width, m_rect.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
m_context->bindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
m_context->framebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_colorTexture, 0);
drawScene();
m_context->genMailboxCHROMIUM(m_mailbox.name);
m_context->produceTextureCHROMIUM(GL_TEXTURE_2D, m_mailbox.name);
m_context->flush();
m_layer->layer()->invalidate();
m_mailboxChanged = true;
}
bool TestPlugin::prepareMailbox(blink::WebExternalTextureMailbox* mailbox, blink::WebExternalBitmap*)
{
if (!m_mailboxChanged)
return false;
*mailbox = m_mailbox;
m_mailboxChanged = false;
return true;
}
void TestPlugin::mailboxReleased(const blink::WebExternalTextureMailbox&)
{
}
TestPlugin::Primitive TestPlugin::parsePrimitive(const WebString& string)
{
static const WebString kPrimitiveNone = WebString::fromUTF8("none");
static const WebString kPrimitiveTriangle = WebString::fromUTF8("triangle");
Primitive primitive = PrimitiveNone;
if (string == kPrimitiveNone)
primitive = PrimitiveNone;
else if (string == kPrimitiveTriangle)
primitive = PrimitiveTriangle;
else
BLINK_ASSERT_NOT_REACHED();
return primitive;
}
// FIXME: This method should already exist. Use it.
// For now just parse primary colors.
void TestPlugin::parseColor(const WebString& string, unsigned color[3])
{
color[0] = color[1] = color[2] = 0;
if (string == "black")
return;
if (string == "red")
color[0] = 255;
else if (string == "green")
color[1] = 255;
else if (string == "blue")
color[2] = 255;
else
BLINK_ASSERT_NOT_REACHED();
}
float TestPlugin::parseOpacity(const WebString& string)
{
return static_cast<float>(atof(string.utf8().data()));
}
bool TestPlugin::parseBoolean(const WebString& string)
{
static const WebString kPrimitiveTrue = WebString::fromUTF8("true");
return string == kPrimitiveTrue;
}
bool TestPlugin::initScene()
{
float color[4];
premultiplyAlpha(m_scene.backgroundColor, m_scene.opacity, color);
m_colorTexture = m_context->createTexture();
m_framebuffer = m_context->createFramebuffer();
m_context->viewport(0, 0, m_rect.width, m_rect.height);
m_context->disable(GL_DEPTH_TEST);
m_context->disable(GL_SCISSOR_TEST);
m_context->clearColor(color[0], color[1], color[2], color[3]);
m_context->enable(GL_BLEND);
m_context->blendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
return m_scene.primitive != PrimitiveNone ? initProgram() && initPrimitive() : true;
}
void TestPlugin::drawScene()
{
m_context->viewport(0, 0, m_rect.width, m_rect.height);
m_context->clear(GL_COLOR_BUFFER_BIT);
if (m_scene.primitive != PrimitiveNone)
drawPrimitive();
}
void TestPlugin::destroyScene()
{
if (m_scene.program) {
m_context->deleteProgram(m_scene.program);
m_scene.program = 0;
}
if (m_scene.vbo) {
m_context->deleteBuffer(m_scene.vbo);
m_scene.vbo = 0;
}
if (m_framebuffer) {
m_context->deleteFramebuffer(m_framebuffer);
m_framebuffer = 0;
}
if (m_colorTexture) {
m_context->deleteTexture(m_colorTexture);
m_colorTexture = 0;
}
}
bool TestPlugin::initProgram()
{
const string vertexSource(
"attribute vec4 position; \n"
"void main() { \n"
" gl_Position = position; \n"
"} \n"
);
const string fragmentSource(
"precision mediump float; \n"
"uniform vec4 color; \n"
"void main() { \n"
" gl_FragColor = color; \n"
"} \n"
);
m_scene.program = loadProgram(vertexSource, fragmentSource);
if (!m_scene.program)
return false;
m_scene.colorLocation = m_context->getUniformLocation(m_scene.program, "color");
m_scene.positionLocation = m_context->getAttribLocation(m_scene.program, "position");
return true;
}
bool TestPlugin::initPrimitive()
{
BLINK_ASSERT(m_scene.primitive == PrimitiveTriangle);
m_scene.vbo = m_context->createBuffer();
if (!m_scene.vbo)
return false;
const float vertices[] = {
0.0f, 0.8f, 0.0f,
-0.8f, -0.8f, 0.0f,
0.8f, -0.8f, 0.0f };
m_context->bindBuffer(GL_ARRAY_BUFFER, m_scene.vbo);
m_context->bufferData(GL_ARRAY_BUFFER, sizeof(vertices), 0, GL_STATIC_DRAW);
m_context->bufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices);
return true;
}
void TestPlugin::drawPrimitive()
{
BLINK_ASSERT(m_scene.primitive == PrimitiveTriangle);
BLINK_ASSERT(m_scene.vbo);
BLINK_ASSERT(m_scene.program);
m_context->useProgram(m_scene.program);
// Bind primitive color.
float color[4];
premultiplyAlpha(m_scene.primitiveColor, m_scene.opacity, color);
m_context->uniform4f(m_scene.colorLocation, color[0], color[1], color[2], color[3]);
// Bind primitive vertices.
m_context->bindBuffer(GL_ARRAY_BUFFER, m_scene.vbo);
m_context->enableVertexAttribArray(m_scene.positionLocation);
m_context->vertexAttribPointer(m_scene.positionLocation, 3, GL_FLOAT, GL_FALSE, 0, 0);
m_context->drawArrays(GL_TRIANGLES, 0, 3);
}
unsigned TestPlugin::loadShader(unsigned type, const string& source)
{
unsigned shader = m_context->createShader(type);
if (shader) {
m_context->shaderSource(shader, source.data());
m_context->compileShader(shader);
int compiled = 0;
m_context->getShaderiv(shader, GL_COMPILE_STATUS, &compiled);
if (!compiled) {
m_context->deleteShader(shader);
shader = 0;
}
}
return shader;
}
unsigned TestPlugin::loadProgram(const string& vertexSource, const string& fragmentSource)
{
unsigned vertexShader = loadShader(GL_VERTEX_SHADER, vertexSource);
unsigned fragmentShader = loadShader(GL_FRAGMENT_SHADER, fragmentSource);
unsigned program = m_context->createProgram();
if (vertexShader && fragmentShader && program) {
m_context->attachShader(program, vertexShader);
m_context->attachShader(program, fragmentShader);
m_context->linkProgram(program);
int linked = 0;
m_context->getProgramiv(program, GL_LINK_STATUS, &linked);
if (!linked) {
m_context->deleteProgram(program);
program = 0;
}
}
if (vertexShader)
m_context->deleteShader(vertexShader);
if (fragmentShader)
m_context->deleteShader(fragmentShader);
return program;
}
bool TestPlugin::handleInputEvent(const WebInputEvent& event, WebCursorInfo& info)
{
const char* eventName = 0;
switch (event.type) {
case WebInputEvent::Undefined: eventName = "unknown"; break;
case WebInputEvent::MouseDown: eventName = "MouseDown"; break;
case WebInputEvent::MouseUp: eventName = "MouseUp"; break;
case WebInputEvent::MouseMove: eventName = "MouseMove"; break;
case WebInputEvent::MouseEnter: eventName = "MouseEnter"; break;
case WebInputEvent::MouseLeave: eventName = "MouseLeave"; break;
case WebInputEvent::ContextMenu: eventName = "ContextMenu"; break;
case WebInputEvent::MouseWheel: eventName = "MouseWheel"; break;
case WebInputEvent::RawKeyDown: eventName = "RawKeyDown"; break;
case WebInputEvent::KeyDown: eventName = "KeyDown"; break;
case WebInputEvent::KeyUp: eventName = "KeyUp"; break;
case WebInputEvent::Char: eventName = "Char"; break;
case WebInputEvent::GestureScrollBegin: eventName = "GestureScrollBegin"; break;
case WebInputEvent::GestureScrollEnd: eventName = "GestureScrollEnd"; break;
case WebInputEvent::GestureScrollUpdateWithoutPropagation:
case WebInputEvent::GestureScrollUpdate: eventName = "GestureScrollUpdate"; break;
case WebInputEvent::GestureFlingStart: eventName = "GestureFlingStart"; break;
case WebInputEvent::GestureFlingCancel: eventName = "GestureFlingCancel"; break;
case WebInputEvent::GestureTap: eventName = "GestureTap"; break;
case WebInputEvent::GestureTapUnconfirmed:
eventName = "GestureTapUnconfirmed"; break;
case WebInputEvent::GestureTapDown: eventName = "GestureTapDown"; break;
case WebInputEvent::GestureShowPress: eventName = "GestureShowPress"; break;
case WebInputEvent::GestureTapCancel: eventName = "GestureTapCancel"; break;
case WebInputEvent::GestureDoubleTap: eventName = "GestureDoubleTap"; break;
case WebInputEvent::GestureTwoFingerTap: eventName = "GestureTwoFingerTap"; break;
case WebInputEvent::GestureLongPress: eventName = "GestureLongPress"; break;
case WebInputEvent::GestureLongTap: eventName = "GestureLongTap"; break;
case WebInputEvent::GesturePinchBegin: eventName = "GesturePinchBegin"; break;
case WebInputEvent::GesturePinchEnd: eventName = "GesturePinchEnd"; break;
case WebInputEvent::GesturePinchUpdate: eventName = "GesturePinchUpdate"; break;
case WebInputEvent::TouchStart: eventName = "TouchStart"; break;
case WebInputEvent::TouchMove: eventName = "TouchMove"; break;
case WebInputEvent::TouchEnd: eventName = "TouchEnd"; break;
case WebInputEvent::TouchCancel: eventName = "TouchCancel"; break;
}
m_delegate->printMessage(std::string("Plugin received event: ") + (eventName ? eventName : "unknown") + "\n");
if (m_printEventDetails)
printEventDetails(m_delegate, event);
if (m_printUserGestureStatus)
m_delegate->printMessage(std::string("* ") + (WebUserGestureIndicator::isProcessingUserGesture() ? "" : "not ") + "handling user gesture\n");
return false;
}
bool TestPlugin::handleDragStatusUpdate(WebDragStatus dragStatus, const WebDragData&, WebDragOperationsMask, const WebPoint& position, const WebPoint& screenPosition)
{
const char* dragStatusName = 0;
switch (dragStatus) {
case WebDragStatusEnter:
dragStatusName = "DragEnter";
break;
case WebDragStatusOver:
dragStatusName = "DragOver";
break;
case WebDragStatusLeave:
dragStatusName = "DragLeave";
break;
case WebDragStatusDrop:
dragStatusName = "DragDrop";
break;
case WebDragStatusUnknown:
BLINK_ASSERT_NOT_REACHED();
}
m_delegate->printMessage(std::string("Plugin received event: ") + dragStatusName + "\n");
return false;
}
TestPlugin* TestPlugin::create(WebFrame* frame, const WebPluginParams& params, WebTestDelegate* delegate)
{
return new TestPlugin(frame, params, delegate);
}
const WebString& TestPlugin::mimeType()
{
static const WebString kMimeType = WebString::fromUTF8("application/x-webkit-test-webplugin");
return kMimeType;
}
}