Initial commit

engines/petka/objects/object_cursor.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 "common/formats/ini-file.h"
+#include "common/stream.h"
+#include "common/system.h"
+#include "common/events.h"
+
+#include "graphics/surface.h"
+
+#include "petka/flc.h"
+#include "petka/petka.h"
+#include "petka/video.h"
+#include "petka/q_system.h"
+#include "petka/q_manager.h"
+#include "petka/objects/object_cursor.h"
+
+namespace Petka {
+
+const int kCursorLook = 5002;
+
+QObjectCursor::QObjectCursor() {
+	_id = 4097;
+	_z = 1000;
+	_resourceId = kCursorLook;
+	Common::Point pos = g_vm->getEventManager()->getMousePos();
+	_x = pos.x;
+	_y = pos.y;
+	g_vm->resMgr()->getFlic(kCursorLook);
+	_actionType = kActionLook;
+	_invObj = nullptr;
+	_name = "Cursor";
+}
+
+void QObjectCursor::draw() {
+	if (!_isShown) {
+		return;
+	}
+	FlicDecoder *flc = g_vm->resMgr()->getFlic(_resourceId);
+	const Graphics::Surface *frame = flc->getCurrentFrame();
+	if (frame) {
+		Graphics::Surface *s = frame->convertTo(g_system->getScreenFormat(), flc->getPalette());
+		Common::Rect destRect(flc->getBounds());
+		destRect.translate(_x, _y);
+		destRect.clip(640, 480);
+
+		Common::Rect srcRect(destRect);
+		srcRect.translate(-_x, -_y);
+
+		g_vm->videoSystem()->transBlitFrom(*s, srcRect, destRect, flc->getTransColor(s->format));
+		s->free();
+		delete s;
+	}
+}
+
+void QObjectCursor::update(int time) {
+	if (!_isShown || !_animate)
+		return;
+	FlicDecoder *flc = g_vm->resMgr()->getFlic(_resourceId);
+	_time += time;
+	while (flc && _time >= (int32)flc->getDelay()) {
+		flc->setFrame(-1);
+		g_vm->videoSystem()->addDirtyRect(Common::Point(_x, _y), flc->getBounds());
+		_time -= flc->getDelay();
+	}
+}
+
+void QObjectCursor::setPos(Common::Point p, bool center) {
+	FlicDecoder *flc = g_vm->resMgr()->getFlic(_resourceId);
+	if (!_animate) {
+		flc->setFrame(1);
+	}
+
+	p.x = p.x - g_vm->getQSystem()->_xOffset;
+
+	g_vm->videoSystem()->addDirtyRect(Common::Point(_x, _y), flc->getBounds());
+
+	if (center) {
+		Common::Rect bounds = flc->getBounds();
+		p.x = p.x - bounds.left - bounds.width() / 2;
+		p.y = p.y - bounds.top - bounds.height() / 2;
+	}
+
+	_x = p.x;
+	_y = p.y;
+
+	g_vm->videoSystem()->addDirtyRect(Common::Point(_x, _y), flc->getBounds());
+}
+
+void QObjectCursor::show(bool v) {
+	FlicDecoder *flc = g_vm->resMgr()->getFlic(_resourceId);
+	g_vm->videoSystem()->addDirtyRect(Common::Point(_x, _y), flc->getBounds());
+	QMessageObject::show(v);
+}
+
+void QObjectCursor::returnInvItem() {
+	if (_actionType == kActionObjUse) {
+		_invObj->show(true);
+		_invObj->_isActive = true;
+	}
+}
+
+void QObjectCursor::setInvItem(QMessageObject *item, uint16 resourceId) {
+	returnInvItem();
+	if (resourceId != 0xffff) {
+		_resourceId = resourceId;
+		_actionType = kActionObjUse;
+		_invObj = item;
+		item->_isShown = false;
+		item->_isActive = false;
+	} else {
+		_resourceId = kCursorLook;
+		_actionType = kActionLook;
+		_invObj = nullptr;
+	}
+}
+
+void QObjectCursor::setAction(int actionType) {
+	show(false);
+	returnInvItem();
+	_resourceId = kCursorLook + actionType;
+	_actionType = actionType;
+	_invObj = nullptr;
+	show(true);
+}
+
+}