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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "titanic/messages/messages.h"
#include "titanic/messages/mouse_messages.h"
#include "titanic/core/game_object.h"
#include "titanic/core/message_target.h"
#include "titanic/core/tree_item.h"
#include "titanic/titanic.h"
namespace Titanic {
CMessage::CMessage() : CSaveableObject() {
}
void CMessage::save(SimpleFile *file, int indent) {
file->writeNumberLine(0, indent);
}
void CMessage::load(SimpleFile *file) {
file->readNumber();
CSaveableObject::load(file);
}
bool CMessage::execute(CTreeItem *target, const ClassDef *classDef, int flags) {
// If no target was specified, then there's nothing to do
if (!target)
return false;
bool result = false;
CTreeItem *item = target;
CTreeItem *nextItem = nullptr;
do {
if (flags & MSGFLAG_SCAN)
nextItem = item->scan(target);
if (!classDef || item->isInstanceOf(classDef)) {
bool handled = perform(item);
if (handled) {
result = true;
if (flags & MSGFLAG_BREAK_IF_HANDLED)
return true;
}
}
item = nextItem;
} while (nextItem);
return result;
}
bool CMessage::execute(const CString &target, const ClassDef *classDef, int flags) {
// Scan for the target by name
CProjectItem *project = g_vm->_window->_project;
for (CTreeItem *treeItem = project; treeItem; treeItem = treeItem->scan(project)) {
if (!treeItem->getName().compareToIgnoreCase(target))
return execute(treeItem, classDef, flags);
}
return false;
}
const MSGMAP_ENTRY *CMessage::findMapEntry(const CTreeItem *treeItem, const ClassDef *classDef) {
// Iterate through the class and any parent classes
for (const MSGMAP *msgMap = treeItem->getMessageMap(); msgMap->pFnGetBaseMap;
msgMap = msgMap->pFnGetBaseMap()) {
// Iterate through the map entries for this class
for (const MSGMAP_ENTRY *entry = msgMap->lpEntries;
entry->_class != nullptr; ++entry) {
// Check if the class or any of it's ancesotrs is handled by this entry
for (const ClassDef *entryDef = entry->_class; entryDef; entryDef = entryDef->_parent) {
if (entryDef == classDef)
return entry;
}
}
}
return nullptr;
}
bool CMessage::perform(CTreeItem *treeItem) {
const MSGMAP_ENTRY *entry = findMapEntry(treeItem, getType());
return entry && (*treeItem.*(entry->_fn))(this);
}
bool CMessage::supports(const CTreeItem *treeItem, ClassDef *classDef) {
return findMapEntry(treeItem, classDef) != nullptr;
}
bool CMessage::isMouseMsg() const {
return dynamic_cast<const CMouseMsg *>(this) != nullptr;
}
bool CMessage::isButtonDownMsg() const {
return dynamic_cast<const CMouseButtonDownMsg *>(this) != nullptr;
}
bool CMessage::isButtonUpMsg() const {
return dynamic_cast<const CMouseButtonUpMsg *>(this) != nullptr;
}
bool CMessage::isMouseMoveMsg() const {
return dynamic_cast<const CMouseMoveMsg *>(this) != nullptr;
}
bool CMessage::isDoubleClickMsg() const {
return dynamic_cast<const CMouseDoubleClickMsg *>(this) != nullptr;
}
bool CMessage::isEnterRoomMsg() const {
return dynamic_cast<const CEnterRoomMsg *>(this) != nullptr;
}
bool CMessage::isPreEnterRoomMsg() const {
return dynamic_cast<const CPreEnterRoomMsg *>(this) != nullptr;
}
bool CMessage::isleaveRoomMsg() const {
return dynamic_cast<const CLeaveRoomMsg *>(this) != nullptr;
}
bool CMessage::isEnterNodeMsg() const {
return dynamic_cast<const CEnterNodeMsg *>(this) != nullptr;
}
bool CMessage::isPreEnterNodeMsg() const {
return dynamic_cast<const CPreEnterNodeMsg *>(this) != nullptr;
}
bool CMessage::isLeaveNodeMsg() const {
return dynamic_cast<const CLeaveNodeMsg *>(this) != nullptr;
}
bool CMessage::isEnterViewMsg() const {
return dynamic_cast<const CEnterViewMsg *>(this) != nullptr;
}
bool CMessage::isPreEnterViewMsg() const {
return dynamic_cast<const CPreEnterViewMsg *>(this) != nullptr;
}
bool CMessage::isLeaveViewMsg() const {
return dynamic_cast<const CLeaveViewMsg *>(this) != nullptr;
}
} // End of namespace Titanic
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