PEGASUS: Implement very basic hotspot loading

Need to get more complex regions loaded, though... will be a major problem

1 files changed, 218 insertions, 0 deletions

diff --git a/engines/pegasus/hotspot.cpp b/engines/pegasus/hotspot.cpp
new file mode 100755
index 0000000000..f97ad1d290
--- /dev/null
+++ b/engines/pegasus/hotspot.cpp
@@ -0,0 +1,218 @@
+/* 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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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 "pegasus/hotspot.h"
+
+namespace Pegasus {
+
+HotspotList g_allHotspots;
+
+Hotspot::Hotspot(const tHotSpotID id) : MMIDObject(id) {
+	_spotFlags = kNoHotSpotFlags;
+	_spotActive = false;
+}
+
+Hotspot::~Hotspot() {
+}
+
+void Hotspot::setArea(const Common::Rect &area) {
+	_spotArea = area;
+}
+
+void Hotspot::setArea(const tCoordType left, const tCoordType top, const tCoordType right, const tCoordType bottom) {
+	_spotArea = Common::Rect(left, top, right, bottom);
+}
+
+void Hotspot::getBoundingBox(Common::Rect &r) const {
+	r = _spotArea;
+}
+
+void Hotspot::getCenter(Common::Point &pt) const {
+	pt.x = (_spotArea.left + _spotArea.right) / 2;
+	pt.y = (_spotArea.top + _spotArea.bottom) / 2;
+}
+
+void Hotspot::getCenter(tCoordType &h, tCoordType &v) const {
+	h = (_spotArea.left + _spotArea.right) / 2;
+	v = (_spotArea.top + _spotArea.bottom) / 2;
+}
+
+void Hotspot::setActive() {
+	_spotActive = true;
+}
+
+void Hotspot::setInactive() {
+	_spotActive = false;
+}
+
+void Hotspot::setHotspotFlags(const tHotSpotFlags flags) {
+	_spotFlags = flags;
+}
+
+void Hotspot::setMaskedHotspotFlags(const tHotSpotFlags flags, const tHotSpotFlags mask) {
+	_spotFlags = (_spotFlags & ~mask) | flags;
+}
+
+bool Hotspot::isSpotActive() const {
+	return _spotActive;
+}
+
+void Hotspot::moveSpotTo(const tCoordType h, const tCoordType v) {
+	_spotArea.moveTo(h, v);
+}
+
+void Hotspot::moveSpotTo(const Common::Point pt) {
+	_spotArea.moveTo(pt);
+}
+
+void Hotspot::moveSpot(const tCoordType h, const tCoordType v) {
+	_spotArea.translate(h, v);
+}
+
+void Hotspot::moveSpot(const Common::Point pt) {
+	_spotArea.translate(pt.x, pt.y);
+}
+
+bool Hotspot::pointInSpot(const Common::Point where) const {
+	return _spotActive && _spotArea.contains(where);
+}
+
+tHotSpotFlags Hotspot::getHotspotFlags() const {
+	return _spotFlags;
+}
+
+HotspotList::HotspotList() {
+}
+
+HotspotList::~HotspotList() {
+	// TODO: Should this call deleteHotspots()?
+}
+
+void HotspotList::deleteHotspots() {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		delete *it;
+
+	clear();
+}
+
+Hotspot *HotspotList::findHotspot(const Common::Point where) {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		if ((*it)->pointInSpot(where))
+			return *it;
+
+	return 0;
+}
+
+tHotSpotID HotspotList::findHotspotID(const Common::Point where) {
+	Hotspot *hotspot = findHotspot(where);
+	return hotspot ? hotspot->getObjectID() : kNoHotSpotID;
+}
+
+Hotspot *HotspotList::findHotspotByID(const tHotSpotID id) {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		if ((*it)->getObjectID() == id)
+			return *it;
+
+	return 0;
+}
+
+Hotspot *HotspotList::findHotspotByMask(const tHotSpotFlags flags) {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		if (((*it)->getHotspotFlags() & flags) == flags)
+			return *it;
+
+	return 0;
+}
+
+void HotspotList::activateMaskedHotspots(const tHotSpotFlags flags) {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		if (flags == kNoHotSpotFlags || ((*it)->getHotspotFlags() & flags) != 0)
+			(*it)->setActive();
+}
+
+void HotspotList::deactivateAllHotspots() {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		(*it)->setInactive();
+}
+
+void HotspotList::deactivateMaskedHotspots(const tHotSpotFlags flags) {
+	for (HotspotIterator it = begin(); it != end(); it++)
+		if (((*it)->getHotspotFlags() & flags) != 0)
+			(*it)->setInactive();
+}
+
+void HotspotList::activateOneHotspot(const tHotSpotID id) {
+	for (HotspotIterator it = begin(); it != end(); it++) {
+		if ((*it)->getObjectID() == id) {
+			(*it)->setActive();
+			return;
+		}
+	}
+}
+
+void HotspotList::deactivateOneHotspot(const tHotSpotID id) {
+	for (HotspotIterator it = begin(); it != end(); it++) {
+		if ((*it)->getObjectID() == id) {
+			(*it)->setInactive();
+			return;
+		}
+	}
+}
+
+void HotspotList::removeOneHotspot(const tHotSpotID id) {
+	for (HotspotIterator it = begin(); it != end(); it++) {
+		if ((*it)->getObjectID() == id) {
+			erase(it);
+			return;
+		}
+	}
+}
+
+void HotspotList::removeMaskedHotspots(const tHotSpotFlags flags) {
+	if (flags != kNoHotSpotFlags) {
+		for (HotspotIterator it = begin(); it != end(); ) {
+			if (((*it)->getHotspotFlags() & flags) != 0)
+				it = erase(it);
+			else
+				it++;
+		}
+	} else {
+		clear();
+	}
+}
+
+void HotspotList::setHotspotRect(const tHotSpotID id, const Common::Rect &r) {
+	Hotspot *hotspot = findHotspotByID(id);
+	if (hotspot)
+		hotspot->setArea(r);
+}
+
+void HotspotList::getHotspotRect(const tHotSpotID id, Common::Rect &r) {
+	Hotspot *hotspot = findHotspotByID(id);
+	if (hotspot)
+		hotspot->getBoundingBox(r);
+}
+
+} // End of namespace Pegasus