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engines/illusions/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 "illusions/illusions.h"
+#include "illusions/actor.h"
+#include "illusions/cursor.h"
+#include "illusions/input.h"
+
+namespace Illusions {
+
+Cursor::Cursor(IllusionsEngine *vm)
+	: _vm(vm) {
+	_status = 1;
+	_control = nullptr;
+	_x = 320;
+	_y = 240;
+	_cursorNum = 1;
+	_field_10 = 0;
+	_sequenceId = 0;
+}
+
+void Cursor::place(Control *control, uint32 sequenceId) {
+	_status = 2;
+	_control = control;
+	_cursorNum = 1;
+	_field_10 = 0;
+	_sequenceId = sequenceId;
+	_visibleCtr = 0;
+	_control->_flags |= 8;
+	setActorIndex(_cursorNum, 1, 0);
+	_vm->_input->setCursorPosition(_control->_actor->_position);
+}
+
+void Cursor::setActorIndex(int actorIndex, int a, int b) {
+	static int kCursorMap[13][2][2] = {
+		{{ 1,  2}, { 0,  0}},
+		{{ 3,  4}, { 0,  0}},
+		{{ 5,  6}, {13, 14}},
+		{{ 7,  8}, { 0,  0}},
+		{{ 9, 10}, { 0,  0}},
+		{{11, 12}, { 0,  0}},
+		{{ 1,  2}, { 0,  0}},
+		{{ 0,  0}, { 0,  0}},
+		{{ 0,  0}, { 0,  0}},
+		{{15, 16}, { 0,  0}},
+		{{17, 18}, { 0,  0}},
+		{{19, 20}, { 0,  0}},
+		{{21, 22}, { 0,  0}}
+	};
+	_control->_actor->_actorIndex = kCursorMap[actorIndex - 1][b][a - 1];
+}
+
+void Cursor::setControl(Control *control) {
+	_control = control;
+}
+
+void Cursor::show() {
+	++_visibleCtr;
+	if (_visibleCtr > 0) {
+		_control->_flags |= 1;
+		_control->_actor->_flags |= Illusions::ACTOR_FLAG_IS_VISIBLE;
+		if (_control->_actor->_frameIndex) {
+			_control->_actor->_flags |= Illusions::ACTOR_FLAG_2000;
+			_control->_actor->_flags |= Illusions::ACTOR_FLAG_4000;
+		}
+		_vm->_input->discardAllEvents();
+	}
+}
+
+void Cursor::hide() {
+	--_visibleCtr;
+	if (_visibleCtr <= 0) {
+		_control->_flags &= ~1;
+		_control->_actor->_flags &= ~Illusions::ACTOR_FLAG_IS_VISIBLE;
+	}
+}
+
+} // End of namespace Illusions