1 files changed, 110 insertions, 0 deletions
diff --git a/engines/wintermute/base/base_active_rect.cpp b/engines/wintermute/base/base_active_rect.cpp
new file mode 100644
index 0000000000..46870a0d29
--- /dev/null
+++ b/engines/wintermute/base/base_active_rect.cpp
@@ -0,0 +1,110 @@
+/* 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.
+ *
+ */
+
+/*
+ * This file is based on WME Lite.
+ * http://dead-code.org/redir.php?target=wmelite
+ * Copyright (c) 2011 Jan Nedoma
+ */
+
+#include "engines/wintermute/base/base_active_rect.h"
+#include "engines/wintermute/base/base_game.h"
+#include "engines/wintermute/base/base_region.h"
+#include "engines/wintermute/platform_osystem.h"
+
+namespace Wintermute {
+
+//////////////////////////////////////////////////////////////////////
+BaseActiveRect::BaseActiveRect(BaseGame *inGame) : BaseClass(inGame) {
+	BasePlatform::setRectEmpty(&_rect);
+	_owner = NULL;
+	_frame = NULL;
+	_region = NULL;
+	_zoomX = 100;
+	_zoomY = 100;
+	_offsetX = _offsetY = 0;
+	clipRect();
+}
+
+
+//////////////////////////////////////////////////////////////////////
+BaseActiveRect::BaseActiveRect(BaseGame *inGame, BaseObject *owner, BaseSubFrame *frame, int x, int y, int width, int height, float zoomX, float zoomY, bool precise) : BaseClass(inGame) {
+	_owner = owner;
+	_frame = frame;
+	BasePlatform::setRect(&_rect, x, y, x + width, y + height);
+	_zoomX = zoomX;
+	_zoomY = zoomY;
+	_precise = precise;
+	_region = NULL;
+	_offsetX = _offsetY = 0;
+	clipRect();
+}
+
+//////////////////////////////////////////////////////////////////////
+BaseActiveRect::BaseActiveRect(BaseGame *inGame, BaseObject *owner, BaseRegion *region, int offsetX, int offsetY) : BaseClass(inGame) {
+	_owner = owner;
+	_region = region;
+	BasePlatform::copyRect(&_rect, &region->_rect);
+	_rect.offsetRect(-offsetX, -offsetY);
+	_zoomX = 100;
+	_zoomY = 100;
+	_precise = true;
+	_frame = NULL;
+	clipRect();
+	_offsetX = offsetX;
+	_offsetY = offsetY;
+}
+
+
+//////////////////////////////////////////////////////////////////////
+BaseActiveRect::~BaseActiveRect() {
+	_owner = NULL;
+	_frame = NULL;
+	_region = NULL;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+void BaseActiveRect::clipRect() {
+	Rect32 rc;
+	bool customViewport;
+	_gameRef->getCurrentViewportRect(&rc, &customViewport);
+	BaseRenderer *Rend = _gameRef->_renderer;
+
+	if (!customViewport) {
+		rc.left -= Rend->_drawOffsetX;
+		rc.right -= Rend->_drawOffsetX;
+		rc.top -= Rend->_drawOffsetY;
+		rc.bottom -= Rend->_drawOffsetY;
+	}
+
+	if (rc.left > _rect.left) {
+		_offsetX = rc.left - _rect.left;
+	}
+	if (rc.top  > _rect.top) {
+		_offsetY = rc.top  - _rect.top;
+	}
+
+	BasePlatform::intersectRect(&_rect, &_rect, &rc);
+}
+
+} // end of namespace Wintermute