rocket/editor/syncdocument.h
2010-03-19 17:41:09 +01:00

367 lines
9.0 KiB
C++

/* Copyright (C) 2007-2008 Erik Faye-Lund and Egbert Teeselink
* For conditions of distribution and use, see copyright notice in LICENSE.TXT
*/
#pragma once
#include "../sync/network.h"
#include "../sync/data.h"
#include <stack>
#include <list>
#import <msxml4.dll> named_guids
class SyncDocument : public sync::Data
{
public:
SyncDocument() : sync::Data(), clientPaused(true) {}
void sendSetKeyCommand(int track, int row, const sync::Track::KeyFrame &key)
{
if (INVALID_SOCKET == clientSocket) return;
if (clientRemap.count(track) == 0) return;
track = int(clientRemap[track]);
unsigned char cmd = SET_KEY;
send(clientSocket, (char*)&cmd, 1, 0);
send(clientSocket, (char*)&track, sizeof(int), 0);
send(clientSocket, (char*)&row, sizeof(int), 0);
send(clientSocket, (char*)&key.value, sizeof(float), 0);
send(clientSocket, (char*)&key.interpolationType, 1, 0);
}
void sendDeleteKeyCommand(int track, int row)
{
if (INVALID_SOCKET == clientSocket) return;
if (clientRemap.count(track) == 0) return;
track = int(clientRemap[track]);
unsigned char cmd = DELETE_KEY;
send(clientSocket, (char*)&cmd, 1, 0);
send(clientSocket, (char*)&track, sizeof(int), 0);
send(clientSocket, (char*)&row, sizeof(int), 0);
}
void sendSetRowCommand(int row)
{
if (INVALID_SOCKET == clientSocket) return;
unsigned char cmd = SET_ROW;
send(clientSocket, (char*)&cmd, 1, 0);
send(clientSocket, (char*)&row, sizeof(int), 0);
}
void sendPauseCommand(bool pause)
{
unsigned char cmd = PAUSE;
send(clientSocket, (char*)&cmd, 1, 0);
unsigned char flag = pause;
send(clientSocket, (char*)&flag, 1, 0);
clientPaused = pause;
}
void sendSaveCommand()
{
unsigned char cmd = SAVE_TRACKS;
send(clientSocket, (char*)&cmd, 1, 0);
}
class Command
{
public:
virtual ~Command() {}
virtual void exec(SyncDocument *data) = 0;
virtual void undo(SyncDocument *data) = 0;
};
class InsertCommand : public Command
{
public:
InsertCommand(int track, int row, const sync::Track::KeyFrame &key) : track(track), row(row), key(key) {}
~InsertCommand() {}
virtual void exec(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
assert(!t.isKeyFrame(row));
t.setKeyFrame(row, key);
data->sendSetKeyCommand(track, row, key); // update clients
}
virtual void undo(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
assert(t.isKeyFrame(row));
t.deleteKeyFrame(row);
data->sendDeleteKeyCommand(track, row); // update clients
}
private:
int track, row;
sync::Track::KeyFrame key;
};
class DeleteCommand : public Command
{
public:
DeleteCommand(int track, int row) : track(track), row(row) {}
~DeleteCommand() {}
virtual void exec(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
assert(t.isKeyFrame(row));
oldKey = *t.getKeyFrame(row);
t.deleteKeyFrame(row);
data->sendDeleteKeyCommand(track, row); // update clients
}
virtual void undo(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
assert(!t.isKeyFrame(row));
t.setKeyFrame(row, oldKey);
data->sendSetKeyCommand(track, row, oldKey); // update clients
}
private:
int track, row;
sync::Track::KeyFrame oldKey;
};
class EditCommand : public Command
{
public:
EditCommand(int track, int row, const sync::Track::KeyFrame &key) : track(track), row(row), key(key) {}
~EditCommand() {}
virtual void exec(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
// store old key
assert(t.isKeyFrame(row));
oldKey = *t.getKeyFrame(row);
// update
t.setKeyFrame(row, key);
data->sendSetKeyCommand(track, row, key); // update clients
}
virtual void undo(SyncDocument *data)
{
sync::Track &t = data->getTrack(this->track);
assert(t.isKeyFrame(row));
t.setKeyFrame(row, oldKey);
data->sendSetKeyCommand(track, row, oldKey); // update clients
}
private:
int track, row;
sync::Track::KeyFrame oldKey, key;
};
class MultiCommand : public Command
{
public:
~MultiCommand()
{
std::list<Command*>::iterator it;
for (it = commands.begin(); it != commands.end(); ++it)
{
delete *it;
}
commands.clear();
}
void addCommand(Command *cmd)
{
commands.push_back(cmd);
}
size_t getSize() const { return commands.size(); }
virtual void exec(SyncDocument *data)
{
std::list<Command*>::iterator it;
for (it = commands.begin(); it != commands.end(); ++it) (*it)->exec(data);
}
virtual void undo(SyncDocument *data)
{
std::list<Command*>::iterator it;
for (it = commands.begin(); it != commands.end(); ++it) (*it)->undo(data);
}
private:
std::list<Command*> commands;
};
void exec(Command *cmd)
{
undoStack.push(cmd);
cmd->exec(this);
clearRedoStack();
}
bool undo()
{
if (undoStack.size() == 0) return false;
Command *cmd = undoStack.top();
undoStack.pop();
redoStack.push(cmd);
cmd->undo(this);
return true;
}
bool redo()
{
if (redoStack.size() == 0) return false;
Command *cmd = redoStack.top();
redoStack.pop();
undoStack.push(cmd);
cmd->exec(this);
return true;
}
void clearRedoStack()
{
while (!redoStack.empty())
{
Command *cmd = redoStack.top();
redoStack.pop();
delete cmd;
}
}
Command *getSetKeyFrameCommand(int track, int row, const sync::Track::KeyFrame &key)
{
sync::Track &t = getTrack(track);
SyncDocument::Command *cmd;
if (t.isKeyFrame(row)) cmd = new EditCommand(track, row, key);
else cmd = new InsertCommand(track, row, key);
return cmd;
}
bool load(const std::string &fileName)
{
MSXML2::IXMLDOMDocumentPtr doc(MSXML2::CLSID_DOMDocument);
try
{
doc->load(fileName.c_str());
MSXML2::IXMLDOMNodeListPtr trackNodes = doc->documentElement->selectNodes("track");
for (int i = 0; i < trackNodes->Getlength(); ++i)
{
MSXML2::IXMLDOMNodePtr trackNode = trackNodes->Getitem(i);
MSXML2::IXMLDOMNamedNodeMapPtr attribs = trackNode->Getattributes();
std::string name = attribs->getNamedItem("name")->Gettext();
sync::Track &t = getTrack(name);
MSXML2::IXMLDOMNodeListPtr rowNodes = trackNode->GetchildNodes();
for (int i = 0; i < rowNodes->Getlength(); ++i)
{
MSXML2::IXMLDOMNodePtr keyNode = rowNodes->Getitem(i);
std::string baseName = keyNode->GetbaseName();
if (baseName == "key")
{
MSXML2::IXMLDOMNamedNodeMapPtr rowAttribs = keyNode->Getattributes();
std::string rowString = rowAttribs->getNamedItem("row")->Gettext();
std::string valueString = rowAttribs->getNamedItem("value")->Gettext();
std::string interpolationString = rowAttribs->getNamedItem("interpolation")->Gettext();
sync::Track::KeyFrame keyFrame(
float(atof(valueString.c_str())),
sync::Track::KeyFrame::InterpolationType(
atoi(interpolationString.c_str())
)
);
t.setKeyFrame(atoi(rowString.c_str()), keyFrame);
}
}
}
}
catch(_com_error &e)
{
char temp[256];
_snprintf(temp, 256, "Error loading: %s\n", (const char*)_bstr_t(e.Description()));
MessageBox(NULL, temp, NULL, MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
return false;
}
return true;
}
bool save(const std::string &fileName)
{
MSXML2::IXMLDOMDocumentPtr doc(MSXML2::CLSID_DOMDocument);
try
{
_variant_t varNodeType((short)MSXML2::NODE_ELEMENT);
MSXML2::IXMLDOMNodePtr rootNode = doc->createNode(varNodeType, _T("tracks"), _T(""));
doc->appendChild(rootNode);
sync::Data::TrackContainer::iterator iter;
for (iter = tracks.begin(); iter != tracks.end(); ++iter)
{
size_t index = iter->second;
const sync::Track &track = getTrack(index);
MSXML2::IXMLDOMElementPtr trackElem = doc->createElement(_T("track"));
trackElem->setAttribute(_T("name"), iter->first.c_str());
rootNode->appendChild(trackElem);
sync::Track::KeyFrameContainer::const_iterator it;
for (it = track.keyFrames.begin(); it != track.keyFrames.end(); ++it)
{
char temp[256];
size_t row = it->first;
float value = it->second.value;
char interpolationType = char(it->second.interpolationType);
MSXML2::IXMLDOMElementPtr keyElem = doc->createElement(_T("key"));
_snprintf(temp, 256, "%d", row);
keyElem->setAttribute(_T("row"), temp);
_snprintf(temp, 256, "%f", value);
keyElem->setAttribute(_T("value"), temp);
_snprintf(temp, 256, "%d", interpolationType);
keyElem->setAttribute(_T("interpolation"), temp);
trackElem->appendChild(keyElem);
}
}
doc->save(fileName.c_str());
}
catch(_com_error &e)
{
char temp[256];
_snprintf(temp, 256, "Error loading: %s\n", (const char*)_bstr_t(e.Description()));
MessageBox(NULL, temp, NULL, MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
return false;
}
return true;
}
SOCKET clientSocket;
std::map<size_t, size_t> clientRemap;
bool clientPaused;
private:
std::stack<Command*> undoStack;
std::stack<Command*> redoStack;
};