1 files changed, 103 insertions, 0 deletions
diff --git a/engines/wintermute/base/gfx/osystem/render_ticket.cpp b/engines/wintermute/base/gfx/osystem/render_ticket.cpp
new file mode 100644
index 0000000000..8b513f8543
--- /dev/null
+++ b/engines/wintermute/base/gfx/osystem/render_ticket.cpp
@@ -0,0 +1,103 @@
+/* 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/graphics/transparent_surface.h"
+#include "engines/wintermute/base/gfx/osystem/render_ticket.h"
+
+namespace Wintermute {
+
+RenderTicket::RenderTicket(BaseSurfaceOSystem *owner, const Graphics::Surface *surf, Common::Rect *srcRect, Common::Rect *dstRect, bool mirrorX, bool mirrorY, bool disableAlpha) : _owner(owner),
+_srcRect(*srcRect), _dstRect(*dstRect), _drawNum(0), _isValid(true), _wantsDraw(true), _hasAlpha(!disableAlpha) {
+	_colorMod = 0;
+	_batchNum = 0;
+	_mirror = TransparentSurface::FLIP_NONE;
+	if (mirrorX) {
+		_mirror |= TransparentSurface::FLIP_V;
+	}
+	if (mirrorY) {
+		_mirror |= TransparentSurface::FLIP_H;
+	}
+	if (surf) {
+		_surface = new Graphics::Surface();
+		_surface->create((uint16)srcRect->width(), (uint16)srcRect->height(), surf->format);
+		assert(_surface->format.bytesPerPixel == 4);
+		// Get a clipped copy of the surface
+		for (int i = 0; i < _surface->h; i++) {
+			memcpy(_surface->getBasePtr(0, i), surf->getBasePtr(srcRect->left, srcRect->top + i), srcRect->width() * _surface->format.bytesPerPixel);
+		}
+		// Then scale it if necessary
+		if (dstRect->width() != srcRect->width() || dstRect->height() != srcRect->height()) {
+			TransparentSurface src(*_surface, false);
+			Graphics::Surface *temp = src.scale(dstRect->width(), dstRect->height());
+			_surface->free();
+			delete _surface;
+			_surface = temp;
+		}
+	} else {
+		_surface = NULL;
+	}
+}
+
+RenderTicket::~RenderTicket() {
+	if (_surface) {
+		_surface->free();
+		delete _surface;
+	}
+}
+
+bool RenderTicket::operator==(RenderTicket &t) {
+	if ((t._owner != _owner) ||
+		(t._batchNum != t._batchNum) ||
+		(t._hasAlpha != _hasAlpha) ||
+		(t._mirror != _mirror) ||
+		(t._colorMod != _colorMod) ||
+		(t._dstRect != _dstRect) ||
+		(t._srcRect != _srcRect)) {
+		return false;
+	}
+	return true;
+}
+
+void RenderTicket::drawToSurface(Graphics::Surface *_targetSurface, Common::Rect *srcRect, Common::Rect *dstRect, Common::Rect *clipRect) {
+	TransparentSurface src(*getSurface(), false);
+	bool doDelete = false;
+	if (!clipRect) {
+		doDelete = true;
+		clipRect = new Common::Rect();
+		clipRect->setWidth(getSurface()->w);
+		clipRect->setHeight(getSurface()->h);
+	}
+	
+	src._enableAlphaBlit = _hasAlpha;
+	src.blit(*_targetSurface, dstRect->left, dstRect->top, _mirror, clipRect, _colorMod, clipRect->width(), clipRect->height());
+	if (doDelete) {
+		delete clipRect;
+	}
+}
+
+} // end of namespace Wintermute