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https://github.com/scummvm/scummvm.git
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103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "bagel/baglib/expression_object.h"
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#include "bagel/baglib/master_win.h"
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#include "bagel/baglib/var.h"
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#include "bagel/baglib/storage_dev_win.h"
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namespace Bagel {
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CBagExpressionObject::CBagExpressionObject() : CBagObject() {
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_xObjType = EXPRESS_OBJ;
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_expression = nullptr;
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setConditional(false);
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setVisible(false);
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setTimeless(true);
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}
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CBagExpressionObject::~CBagExpressionObject() {
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delete _expression;
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_expression = nullptr;
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CBagObject::detach();
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}
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bool CBagExpressionObject::runObject() {
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if (_expression != nullptr) {
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CBagVar localVar;
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_expression->evaluate(false, localVar);
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if (!isConditional()) {
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if (getFileName().isEmpty())
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return false;
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const int nIndex = getFileName().find("~~");
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if (nIndex > 0) {
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// This is a reference
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const CBofString objectStr = getFileName().left(nIndex);
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const CBofString propertyStr = getFileName().mid(nIndex + 2);
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g_SDevManager->setObjectValue(objectStr, propertyStr, localVar.getNumValue());
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} else {
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CBagVar *pVar = g_VarManager->getVariable(getFileName());
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if (pVar)
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pVar->setValue(localVar.getValue());
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}
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}
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}
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return CBagObject::runObject();
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}
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ParseCodes CBagExpressionObject::setInfo(CBagIfstream &istr) {
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bool objectUpdatedFl = false;
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while (!istr.eof()) {
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const char ch = (char)istr.peek();
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if (ch == '(') {
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//
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// AS - n number of slides in sprite
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//
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_expression = new CBagExpression();
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_expression->setInfo(istr);
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objectUpdatedFl = true;
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} else {
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const ParseCodes parseCode = CBagObject::setInfo(istr);
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if (parseCode == PARSING_DONE) {
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return PARSING_DONE;
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}
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if (parseCode == UPDATED_OBJECT) {
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objectUpdatedFl = true;
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} else { // rc==UNKNOWN_TOKEN
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if (objectUpdatedFl)
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return UPDATED_OBJECT;
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return UNKNOWN_TOKEN;
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}
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}
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}
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return PARSING_DONE;
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}
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} // namespace Bagel
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