diff options
Diffstat (limited to 'indra/media_plugins/cef/media_plugin_cef.cpp')
| -rw-r--r-- | indra/media_plugins/cef/media_plugin_cef.cpp | 359 |
1 files changed, 359 insertions, 0 deletions
diff --git a/indra/media_plugins/cef/media_plugin_cef.cpp b/indra/media_plugins/cef/media_plugin_cef.cpp new file mode 100644 index 0000000000..2e8e419e02 --- /dev/null +++ b/indra/media_plugins/cef/media_plugin_cef.cpp @@ -0,0 +1,359 @@ +/** +* @file media_plugin_cef.cpp +* @brief CEF (Chromium Embedding Framework) plugin for LLMedia API plugin system +* +* @cond +* $LicenseInfo:firstyear=2008&license=viewerlgpl$ +* Second Life Viewer Source Code +* Copyright (C) 2010, Linden Research, Inc. +* +* This library is free software; you can redistribute it and/or +* modify it under the terms of the GNU Lesser General Public +* License as published by the Free Software Foundation; +* version 2.1 of the License only. +* +* This library is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +* Lesser General Public License for more details. +* +* You should have received a copy of the GNU Lesser General Public +* License along with this library; if not, write to the Free Software +* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +* +* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA +* $/LicenseInfo$ +* @endcond +*/ + +#include "linden_common.h" + +#include "llgl.h" +#include "llplugininstance.h" +#include "llpluginmessage.h" +#include "llpluginmessageclasses.h" +#include "media_plugin_base.h" + +#include <functional> +#include "llCEFLib.h" + +#include <time.h> // remove me + +//////////////////////////////////////////////////////////////////////////////// +// +class MediaPluginCEF : + public MediaPluginBase +{ +public: + MediaPluginCEF(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data); + ~MediaPluginCEF(); + + /*virtual*/ + void receiveMessage(const char* message_string); + +private: + bool init(); + + // TODO FIX ME + void pageChangedCallback(unsigned char* pixels, int width, int height) + { + if (mPixels && pixels) + { + if (mWidth == width && mHeight == height) + { + memcpy(mPixels, pixels, mWidth * mHeight * mDepth); + } + setDirty(0, 0, mWidth, mHeight); + } + } + + void MediaPluginCEF::postDebugMessage(const std::string& msg); + + bool mEnableMediaPluginDebugging; + LLCEFLib* mLLCEFLib; +}; + +//////////////////////////////////////////////////////////////////////////////// +// +MediaPluginCEF::MediaPluginCEF(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data) : +MediaPluginBase(host_send_func, host_user_data) +{ + mWidth = 0; + mHeight = 0; + mDepth = 4; + mPixels = 0; + mEnableMediaPluginDebugging = true; + + mLLCEFLib = new LLCEFLib(); +} + +//////////////////////////////////////////////////////////////////////////////// +// +MediaPluginCEF::~MediaPluginCEF() +{ + mLLCEFLib->reset(); +} + +//////////////////////////////////////////////////////////////////////////////// +// +void MediaPluginCEF::postDebugMessage(const std::string& msg) +{ + //if (mEnableMediaPluginDebugging) + { + std::stringstream str; + str << "@Media Msg> " << msg; + + LLPluginMessage debug_message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "debug_message"); + debug_message.setValue("message_text", str.str()); + debug_message.setValue("message_level", "info"); + sendMessage(debug_message); + } +} + +//////////////////////////////////////////////////////////////////////////////// +// +void MediaPluginCEF::receiveMessage(const char* message_string) +{ + // std::cerr << "MediaPluginWebKit::receiveMessage: received message: \"" << message_string << "\"" << std::endl; + LLPluginMessage message_in; + + if (message_in.parse(message_string) >= 0) + { + std::string message_class = message_in.getClass(); + std::string message_name = message_in.getName(); + if (message_class == LLPLUGIN_MESSAGE_CLASS_BASE) + { + if (message_name == "init") + { + LLPluginMessage message("base", "init_response"); + LLSD versions = LLSD::emptyMap(); + versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION; + versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION; + message.setValueLLSD("versions", versions); + + std::string plugin_version = "Example plugin 1.0..0"; + message.setValue("plugin_version", plugin_version); + sendMessage(message); + } + else if (message_name == "idle") + { + mLLCEFLib->update(); + } + else if (message_name == "cleanup") + { + } + else if (message_name == "shm_added") + { + SharedSegmentInfo info; + info.mAddress = message_in.getValuePointer("address"); + info.mSize = (size_t)message_in.getValueS32("size"); + std::string name = message_in.getValue("name"); + + mSharedSegments.insert(SharedSegmentMap::value_type(name, info)); + + } + else if (message_name == "shm_remove") + { + std::string name = message_in.getValue("name"); + + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if (iter != mSharedSegments.end()) + { + if (mPixels == iter->second.mAddress) + { + mPixels = NULL; + mTextureSegmentName.clear(); + } + mSharedSegments.erase(iter); + } + else + { + //std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl; + } + + LLPluginMessage message("base", "shm_remove_response"); + message.setValue("name", name); + sendMessage(message); + } + else + { + //std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl; + } + } + else if (message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA) + { + if (message_name == "init") + { + + mLLCEFLib->setPageChangedCallback(std::bind(&MediaPluginCEF::pageChangedCallback, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3)); + + bool result = mLLCEFLib->init(1024, 1024); + if (!result) + { + //MessageBoxA(0, "FAIL INIT", 0, 0); + } + + // Plugin gets to decide the texture parameters to use. + mDepth = 4; + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params"); + message.setValueS32("default_width", 1024); + message.setValueS32("default_height", 1024); + message.setValueS32("depth", mDepth); + message.setValueU32("internalformat", GL_RGB); + message.setValueU32("format", GL_BGRA); + message.setValueU32("type", GL_UNSIGNED_BYTE); + message.setValueBoolean("coords_opengl", false); + sendMessage(message); + } + else if (message_name == "size_change") + { + std::string name = message_in.getValue("name"); + S32 width = message_in.getValueS32("width"); + S32 height = message_in.getValueS32("height"); + S32 texture_width = message_in.getValueS32("texture_width"); + S32 texture_height = message_in.getValueS32("texture_height"); + + if (!name.empty()) + { + // Find the shared memory region with this name + SharedSegmentMap::iterator iter = mSharedSegments.find(name); + if (iter != mSharedSegments.end()) + { + mPixels = (unsigned char*)iter->second.mAddress; + mWidth = width; + mHeight = height; + + mTextureWidth = texture_width; + mTextureHeight = texture_height; + }; + }; + + mLLCEFLib->setSize(mWidth, mHeight); + + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response"); + message.setValue("name", name); + message.setValueS32("width", width); + message.setValueS32("height", height); + message.setValueS32("texture_width", texture_width); + message.setValueS32("texture_height", texture_height); + sendMessage(message); + + } + else if (message_name == "load_uri") + { + std::string uri = message_in.getValue("uri"); + mLLCEFLib->navigate(uri); + } + else if (message_name == "mouse_event") + { + std::string event = message_in.getValue("event"); + //S32 button = message_in.getValueS32("button"); + S32 x = message_in.getValueS32("x"); + S32 y = message_in.getValueS32("y"); + + //std::string modifiers = message_in.getValue("modifiers"); + + if (event == "down") + { + mLLCEFLib->mouseButton(0, true, x, y); + mLLCEFLib->setFocus(true); + std::stringstream str; + str << "Mouse down at = " << x << ", " << y; + postDebugMessage(str.str()); + } + else if (event == "up") + { + mLLCEFLib->mouseButton(0, false, x, y); + } + else if (event == "double_click") + { + } + else + { + mLLCEFLib->mouseMove(x, y); + } + } + else if (message_name == "scroll_event") + { + S32 y = message_in.getValueS32("y"); + const int scaling_factor = 40; + y *= -scaling_factor; + + mLLCEFLib->mouseWheel(y); + } + else if (message_name == "text_event") + { + std::string event = message_in.getValue("event"); + S32 key = message_in.getValue("text")[0]; + std::string modifiers = message_in.getValue("modifiers"); + LLSD native_key_data = message_in.getValueLLSD("native_key_data"); + + //int native_scan_code = (uint32_t)(native_key_data["scan_code"].asInteger()); + + //if (event == "down") + { + mLLCEFLib->keyPress(key, true); + } + //else + //if (event == "up") + { + mLLCEFLib->keyPress(key, false); + } + } + else if (message_name == "key_event") + { + std::string event = message_in.getValue("event"); + //S32 key = message_in.getValueS32("key"); + std::string modifiers = message_in.getValue("modifiers"); + LLSD native_key_data = message_in.getValueLLSD("native_key_data"); + + int native_scan_code = (uint32_t)(native_key_data["scan_code"].asInteger()); + native_scan_code = 8; + + if (event == "down") + { + mLLCEFLib->keyPress(native_scan_code, true); + } + else + if (event == "up") + { + mLLCEFLib->keyPress(native_scan_code, false); + } + } + else if (message_name == "enable_media_plugin_debugging") + { + mEnableMediaPluginDebugging = message_in.getValueBoolean("enable"); + } + } + else + { + //std::cerr << "MediaPluginWebKit::receiveMessage: unknown message class: " << message_class << std::endl; + }; + } +} + +//////////////////////////////////////////////////////////////////////////////// +// +bool MediaPluginCEF::init() +{ + LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text"); + message.setValue("name", "Example Plugin"); + sendMessage(message); + + return true; +}; + +//////////////////////////////////////////////////////////////////////////////// +// +int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, + void* host_user_data, + LLPluginInstance::sendMessageFunction *plugin_send_func, + void **plugin_user_data) +{ + MediaPluginCEF* self = new MediaPluginCEF(host_send_func, host_user_data); + *plugin_send_func = MediaPluginCEF::staticReceiveMessage; + *plugin_user_data = (void*)self; + + return 0; +} |