C++ const_iterator::size方法代码示例

SaveStateList SagaMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	char saveDesc[SAVE_TITLE_SIZE];
	Common::String pattern = target;
	pattern += ".s##";

	filenames = saveFileMan->listSavefiles(pattern);

	SaveStateList saveList;
	int slotNum = 0;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 2 digits of the filename, since they correspond to the save slot
		slotNum = atoi(file->c_str() + file->size() - 2);

		if (slotNum >= 0 && slotNum < MAX_SAVES) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				for (int i = 0; i < 3; i++)
					in->readUint32BE();
				in->read(saveDesc, SAVE_TITLE_SIZE);
				saveList.push_back(SaveStateDescriptor(slotNum, saveDesc));
				delete in;
			}
		}
	}

	// Sort saves based on slot number.
	Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
	return saveList;
}

SaveStateList DraciMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String pattern("draci.s##");

	filenames = saveFileMan->listSavefiles(pattern);

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 2 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 2);

		if (slotNum >= 0 && slotNum <= 99) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				Draci::DraciSavegameHeader header;
				if (Draci::readSavegameHeader(in, header)) {
					saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
				}
				delete in;
			}
		}
	}

	// Sort saves based on slot number.
	Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
	return saveList;
}

SaveStateList LureMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String saveDesc;
	Common::String pattern = "lure.???";

	filenames = saveFileMan->listSavefiles(pattern);
	sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 3);

		if (slotNum >= 0 && slotNum <= 999) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				saveDesc = Lure::getSaveName(in);
				saveList.push_back(SaveStateDescriptor(slotNum, saveDesc));
				delete in;
			}
		}
	}

	return saveList;
}

SaveStateList LabMetaEngine::listSaves(const char *target) const {
    Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
    Lab::SaveGameHeader header;
    Common::String pattern = target;
    pattern += ".###";

    Common::StringArray filenames;
    filenames = saveFileMan->listSavefiles(pattern.c_str());
    Common::sort(filenames.begin(), filenames.end());   // Sort (hopefully ensuring we are sorted numerically..)*/

    SaveStateList saveList;

    for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
        // Obtain the last 3 digits of the filename, since they correspond to the save slot
        int slotNum = atoi(file->c_str() + file->size() - 3);

        if ((slotNum >= 0) && (slotNum <= 999)) {
            Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
            if (in) {
                if (Lab::readSaveGameHeader(in, header))
                    saveList.push_back(SaveStateDescriptor(slotNum, header._descr.getDescription()));
                delete in;
            }
        }
    }

    return saveList;
}

SaveStateList FullpipeMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String pattern("fullpipe.s##");

	filenames = saveFileMan->listSavefiles(pattern);

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 2 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 2);

		if (slotNum >= 0 && slotNum <= getMaximumSaveSlot()) {
			Common::ScopedPtr<Common::InSaveFile> in(saveFileMan->openForLoading(*file));
			if (in) {
				Fullpipe::FullpipeSavegameHeader header;
				Fullpipe::readSavegameHeader(in.get(), header);

				SaveStateDescriptor desc;

				parseSavegameHeader(header, desc);

				desc.setSaveSlot(slotNum);

				saveList.push_back(desc);
			}
		}
	}

	// Sort saves based on slot number.
	Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
	return saveList;
}

SaveStateList SciMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String pattern = target;
	pattern += ".???";

	filenames = saveFileMan->listSavefiles(pattern);
	sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	SaveStateList saveList;
	int slotNum = 0;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		slotNum = atoi(file->c_str() + file->size() - 3);

		if (slotNum >= 0 && slotNum <= 99) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				SavegameMetadata meta;
				if (!get_savegame_metadata(in, &meta)) {
					// invalid
					delete in;
					continue;
				}
				saveList.push_back(SaveStateDescriptor(slotNum, meta.name));
				delete in;
			}
		}
	}

	return saveList;
}

SaveStateList FullpipeMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String pattern("fullpipe.s##");

	filenames = saveFileMan->listSavefiles(pattern);
	sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 2 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 2);

		if (slotNum >= 0 && slotNum <= getMaximumSaveSlot()) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				Fullpipe::FullpipeSavegameHeader header;
				Fullpipe::readSavegameHeader(in, header);
				saveList.push_back(SaveStateDescriptor(slotNum, header.saveName));
				delete header.thumbnail;
				delete in;
			}
		}
	}

	return saveList;
}

void PictureMetaEngine::removeSaveState(const char *target, int slot) const {
    // Slot 0 can't be deleted, it's for restarting the game(s)
    if (slot == 0)
        return;

    Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
    Common::String filename = Picture::PictureEngine::getSavegameFilename(target, slot);

    saveFileMan->removeSavefile(filename.c_str());

    Common::StringArray filenames;
    Common::String pattern = target;
    pattern += ".???";
    filenames = saveFileMan->listSavefiles(pattern.c_str());
    Common::sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

    for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
        // Obtain the last 3 digits of the filename, since they correspond to the save slot
        int slotNum = atoi(file->c_str() + file->size() - 3);

        // Rename every slot greater than the deleted slot,
        // Also do not rename quicksaves.
        if (slotNum > slot && slotNum < 990) {
            // FIXME: Our savefile renaming done here is inconsitent with what we do in
            // GUI_v2::deleteMenu. While here we rename every slot with a greater equal
            // number of the deleted slot to deleted slot, deleted slot + 1 etc.,
            // we only rename the following slots in GUI_v2::deleteMenu until a slot
            // is missing.
            saveFileMan->renameSavefile(file->c_str(), filename.c_str());

            filename = Picture::PictureEngine::getSavegameFilename(target, ++slot);
        }
    }

}

SaveStateList NeverhoodMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Neverhood::NeverhoodEngine::SaveHeader header;
	Common::String pattern = target;
	pattern += ".???";

	Common::StringArray filenames;
	filenames = saveFileMan->listSavefiles(pattern.c_str());
	Common::sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); file++) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 3);
		if (slotNum >= 0 && slotNum <= 999) {
			Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
			if (in) {
				if (Neverhood::NeverhoodEngine::readSaveHeader(in, false, header) == Neverhood::NeverhoodEngine::kRSHENoError) {
					saveList.push_back(SaveStateDescriptor(slotNum, header.description));
				}
				delete in;
			}
		}
	}

	return saveList;
}

SaveStateList WageMetaEngine::listSaves(const char *target) const {
    const uint32 WAGEflag = MKTAG('W','A','G','E');
    Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
    Common::StringArray filenames;
    char saveDesc[31];
    Common::String pattern = target;
    pattern += ".###";

    filenames = saveFileMan->listSavefiles(pattern);

    SaveStateList saveList;
    for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
        // Obtain the last 3 digits of the filename, since they correspond to the save slot
        int slotNum = atoi(file->c_str() + file->size() - 3);

        if (slotNum >= 0 && slotNum <= 999) {
            Common::InSaveFile *in = saveFileMan->openForLoading(*file);
            if (in) {
                uint32 type = in->readUint32BE();
                if (type == WAGEflag)
                    in->read(saveDesc, 31);
                saveList.push_back(SaveStateDescriptor(slotNum, saveDesc));
                delete in;
            }
        }
    }

    // Sort saves based on slot number.
    Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
    return saveList;
}

	virtual SaveStateList listSaves(const char *target) const {
		Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
		SaveGameHeader header;
		Common::String pattern = target;
		pattern += ".###";

		Common::StringArray filenames;
		filenames = saveFileMan->listSavefiles(pattern.c_str());

		SaveStateList saveList;

		for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
			// Obtain the last 3 digits of the filename, since they correspond to the save slot
			int slotNum = atoi(file->c_str() + file->size() - 3);

			if ((slotNum >= 0) && (slotNum <= 999)) {
				Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
				if (in) {
					if (DM::readSaveGameHeader(in, &header))
						saveList.push_back(SaveStateDescriptor(slotNum, header._descr.getDescription()));
					delete in;
				}
			}
		}

		// Sort saves based on slot number.
		Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
		return saveList;
	}

SaveStateList SwordMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	SaveStateList saveList;
	char saveName[40];

	Common::StringArray filenames = saveFileMan->listSavefiles("sword1.???");
	sort(filenames.begin(), filenames.end());   // Sort (hopefully ensuring we are sorted numerically..)

	int slotNum = 0;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		slotNum = atoi(file->c_str() + file->size() - 3);

		if (slotNum >= 0 && slotNum <= 999) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				in->readUint32LE(); // header
				in->read(saveName, 40);
				saveList.push_back(SaveStateDescriptor(slotNum, saveName));
				delete in;
			}
		}
	}

	return saveList;
}

SaveStateList AgiMetaEngine::listSaves(const char *target) const {
	const uint32 AGIflag = MKTAG('A','G','I',':');
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	char saveDesc[31];
	Common::String pattern = target;
	pattern += ".???";

	filenames = saveFileMan->listSavefiles(pattern);
	sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	SaveStateList saveList;
	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 3);

		if (slotNum >= 0 && slotNum <= 999) {
			Common::InSaveFile *in = saveFileMan->openForLoading(*file);
			if (in) {
				uint32 type = in->readUint32BE();
				if (type == AGIflag)
					in->read(saveDesc, 31);
				saveList.push_back(SaveStateDescriptor(slotNum, saveDesc));
				delete in;
			}
		}
	}

	return saveList;
}

SaveStateList TonyMetaEngine::listSaves(const char *target) const {
    Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
    Common::StringArray filenames;
    Common::String saveDesc;
    Common::String pattern = "tony.0??";

    filenames = saveFileMan->listSavefiles(pattern);
    sort(filenames.begin(), filenames.end());   // Sort (hopefully ensuring we are sorted numerically..)

    SaveStateList saveList;
    for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
        // Obtain the last 3 digits of the filename, since they correspond to the save slot
        int slotNum = atoi(file->c_str() + file->size() - 3);

        if (slotNum >= 0 && slotNum <= 999) {
            byte thumbnailData[160 * 120 * 2];
            Common::String saveName;
            byte difficulty;

            if (Tony::RMOptionScreen::loadThumbnailFromSaveState(slotNum, thumbnailData, saveName, difficulty)) {
                // Add the save name to the savegame list
                saveList.push_back(SaveStateDescriptor(slotNum, saveName));
            }
        }
    }

    return saveList;
}

int MenuSystem::loadSavegamesList() {
	int maxSlotNum = -1;

	_savegameListTopIndex = 0;
	_savegames.clear();

	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Toltecs::ToltecsEngine::SaveHeader header;
	Common::String pattern = _vm->getTargetName();
	pattern += ".???";

	Common::StringArray filenames;
	filenames = saveFileMan->listSavefiles(pattern.c_str());
	Common::sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)

	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		// Obtain the last 3 digits of the filename, since they correspond to the save slot
		int slotNum = atoi(file->c_str() + file->size() - 3);
		if (slotNum > maxSlotNum)
			maxSlotNum = slotNum;

		if (slotNum >= 0 && slotNum <= 999) {
			Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
			if (in) {
				if (Toltecs::ToltecsEngine::readSaveHeader(in, false, header) == Toltecs::ToltecsEngine::kRSHENoError) {
					_savegames.push_back(SavegameItem(slotNum, header.description));
					//debug("%s -> %s", file->c_str(), header.description.c_str());
				}
				delete in;
			}
		}
	}

	return maxSlotNum;
}