Merge pull request #836 from peterkohaut/bladerunner

BLADERUNNER: added basic support for blade runner game

1 files changed, 106 insertions, 0 deletions

diff --git a/engines/bladerunner/regions.cpp b/engines/bladerunner/regions.cpp
new file mode 100644
index 0000000000..55a1aa14aa
--- /dev/null
+++ b/engines/bladerunner/regions.cpp
@@ -0,0 +1,106 @@
+/* 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 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 "bladerunner/regions.h"
+
+namespace BladeRunner {
+
+Regions::Regions() {
+	_enabled = true;
+	_regions = new Region[10];
+	clear();
+}
+
+Regions::~Regions() {
+	delete[] _regions;
+}
+
+void BladeRunner::Regions::clear() {
+	for (int i = 0; i < 10; ++i)
+		remove(i);
+}
+
+bool Regions::add(int index, Common::Rect rect, int type) {
+	if (index < 0 || index >= 10)
+		return false;
+
+	if (_regions[index]._present)
+		return false;
+
+	_regions[index]._rectangle = rect;
+	_regions[index]._type = type;
+	_regions[index]._present = 1;
+
+	return true;
+}
+
+bool Regions::remove(int index) {
+	if (index < 0 || index >= 10)
+		return false;
+
+	_regions[index]._rectangle = Common::Rect(-1, -1, -1, -1);
+	_regions[index]._type = -1;
+	_regions[index]._present = 0;
+
+	return true;
+}
+
+int Regions::getTypeAtXY(int x, int y) {
+	int index = getRegionAtXY(x, y);
+
+	if (index == -1)
+		return -1;
+
+	return _regions[index]._type;
+}
+
+int Regions::getRegionAtXY(int x, int y) {
+	if (!_enabled)
+		return -1;
+
+	for (int i = 0; i != 10; ++i) {
+		if (!_regions[i]._present)
+			continue;
+
+		// Common::Rect::contains is exclusive of right and bottom but
+		// Blade Runner wants inclusive, so we adjust the edges.
+		// TODO: Roll our own rect class?
+		Common::Rect r = _regions[i]._rectangle;
+		r.right++;
+		r.bottom++;
+
+		if (r.contains(x, y))
+			return i;
+	}
+
+	return -1;
+}
+
+void Regions::setEnabled(bool enabled) {
+	_enabled = enabled;
+}
+
+void Regions::enable() {
+	_enabled = true;
+}
+
+} // End of namespace BladeRunner