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engines/tinsel/noir/notebook_page.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+*
+*/
+
+#include "tinsel/noir/notebook_page.h"
+#include "tinsel/dialogs.h"
+#include "tinsel/dw.h"
+#include "tinsel/film.h"
+#include "tinsel/handle.h"
+#include "tinsel/multiobj.h"
+#include "tinsel/polygons.h"
+#include "tinsel/timers.h"
+#include "tinsel/tinsel.h"
+#include "tinsel/noir/sysreel.h"
+
+namespace Tinsel {
+
+void NotebookLine::clear() {
+	MultiDeleteObjectIfExists(FIELD_STATUS, &_obj);
+}
+
+bool HasReelFrame(SCNHANDLE pReel) {
+	if (pReel) {
+		const FREEL* reel = (const FREEL*)_vm->_handle->LockMem(pReel);
+		if (reel && reel->mobj) {
+			const MULTI_INIT* pmi = reel->GetMultiInit();
+			if (pmi) {
+				return pmi->GetFrame() != nullptr;
+			}
+		}
+	}
+	return false;
+}
+
+int FindReelIndexForEntry(const FILM *pFilm, int pageLine) {
+	if (HasReelFrame(pFilm->reels[pageLine].mobj)) {
+		return pageLine;
+	}
+	for (int i = pageLine; i < pFilm->numreels; i++) {
+		if (HasReelFrame(pFilm->reels[i].mobj)) {
+			return i;
+		}
+	}
+	for (int i = pageLine; i >= 0; i--) {
+		if (HasReelFrame(pFilm->reels[i].mobj)) {
+			return i;
+		}
+	}
+	return -1;
+}
+
+void NotebookLine::fillIn(int pageLine) {
+	const FILM *pFilm = _vm->_dialogs->getObjectFilm(_id);
+	if (!pFilm)
+		return;
+
+	int reelIndex = FindReelIndexForEntry(pFilm, pageLine);
+	assert(reelIndex >= 0);
+	const FREEL *reel = &pFilm->reels[reelIndex];
+	MultiDeleteObjectIfExists(FIELD_STATUS, &_obj);
+	_obj = InsertReelObj(reel);
+
+	MultiSetZPosition(_obj, 17);
+	InitStepAnimScript(&_anim, _obj, pFilm->reels[reelIndex].script, ONE_SECOND / pFilm->frate);
+
+	if (_crossedOut) {
+		auto scribbleFilm = GetSystemReelFilm(SysReel::SCRIBBLES);
+		_scribbles = InsertReelObj(&scribbleFilm->reels[reelIndex]);
+		MultiSetZPosition(_scribbles, 18);
+
+		InitStepAnimScript(&_scribbleAnim, _scribbles, scribbleFilm->reels[reelIndex].script, ONE_SECOND / pFilm->frate);
+	}
+}
+
+void NotebookLine::crossOut() {
+	_crossedOut = true;
+}
+
+void NotebookPage::handlePointAtLine(int line) {
+	auto objId = getClueForLine(line);
+	if (objId != 0 && objId != _pointedClue) {
+		auto obj = _vm->_dialogs->getInvObject(objId);
+		_vm->_dialogs->invPointEvent(obj, -1);
+		_pointedClue = objId;
+	}
+}
+
+int NotebookPage::indexOfClue(int id) const {
+	for (uint32 i = 0; i < _numLines; i++) {
+		if (_lines[i]._id == id) {
+			return i;
+		}
+	}
+	return -1;
+}
+
+bool NotebookPage::containsClue(int id) {
+	return indexOfClue(id) != -1;
+}
+
+void NotebookPage::crossClue(int id) {
+	int index = indexOfClue(id);
+	assert(index != -1);
+	_lines[index].crossOut();
+}
+
+void NotebookPage::addLine(int id) {
+	if (containsClue(id)) {
+		return;
+	}
+	assert(_numLines < MAX_ENTRIES_PER_PAGE);
+	_lines[_numLines++]._id = id;
+}
+
+void NotebookPage::setTitle(int id) {
+	_lines[0]._id = id;
+	if (_numLines == 0) {
+		_numLines++;
+	}
+}
+int32 NotebookPage::getTitle() const {
+	return _lines[0]._id;
+}
+
+void NotebookPage::fillIn() {
+	for (uint32 i = 0; i < _numLines; i++) {
+		_lines[i].fillIn(i);
+	}
+}
+
+void NotebookPage::clear() {
+	for (uint32 i = 0; i < _numLines; i++) {
+		_lines[i].clear();
+	}
+	_pointedClue = -1;
+}
+
+int NotebookPage::getClueForLine(int line) const {
+	if (line >= (int)_numLines) {
+		return 0;
+	}
+	return _lines[line]._id;
+}
+
+} // End of namespace Tinsel