Initial commit

engines/zvision/scripting/controls/titler_control.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/scummsys.h"
+#include "common/stream.h"
+#include "zvision/zvision.h"
+#include "zvision/graphics/render_manager.h"
+#include "zvision/scripting/script_manager.h"
+#include "zvision/scripting/controls/titler_control.h"
+#include "zvision/text/text.h"
+
+namespace ZVision {
+
+TitlerControl::TitlerControl(ZVision *engine, uint32 key, Common::SeekableReadStream &stream)
+	: Control(engine, key, CONTROL_TITLER) {
+
+	_surface = NULL;
+	_curString = -1;
+
+	// Loop until we find the closing brace
+	Common::String line = stream.readLine();
+	_engine->getScriptManager()->trimCommentsAndWhiteSpace(&line);
+	Common::String param;
+	Common::String values;
+	getParams(line, param, values);
+
+	while (!stream.eos() && !line.contains('}')) {
+		if (param.matchString("string_resource_file", true)) {
+			readStringsFile(Common::Path(values));
+		} else if (param.matchString("rectangle", true)) {
+			int x;
+			int y;
+			int x2;
+			int y2;
+
+			if (sscanf(values.c_str(), "%d %d %d %d", &x, &y, &x2, &y2) == 4)
+				_rectangle = Common::Rect(x, y, x2, y2);
+		}
+
+		line = stream.readLine();
+		_engine->getScriptManager()->trimCommentsAndWhiteSpace(&line);
+		getParams(line, param, values);
+	}
+
+	if (!_rectangle.isEmpty()) {
+		_surface = new Graphics::Surface;
+		_surface->create(_rectangle.width(), _rectangle.height(), _engine->_resourcePixelFormat);
+		_surface->fillRect(Common::Rect(_surface->w, _surface->h), 0);
+	}
+}
+
+TitlerControl::~TitlerControl() {
+	if (_surface) {
+		_surface->free();
+		delete _surface;
+	}
+}
+
+void TitlerControl::setString(int strLine) {
+	if (strLine != _curString && strLine >= 0 && strLine < (int)_strings.size()) {
+		_surface->fillRect(Common::Rect(_surface->w, _surface->h), 0);
+		_engine->getTextRenderer()->drawTextWithWordWrapping(_strings[strLine], *_surface);
+		_engine->getRenderManager()->blitSurfaceToBkg(*_surface, _rectangle.left, _rectangle.top);
+		_curString = strLine;
+	}
+}
+
+void TitlerControl::readStringsFile(const Common::Path &fileName) {
+	Common::File file;
+	if (!file.open(fileName)) {
+		warning("String_resource_file %s could could be opened", fileName.toString().c_str());
+		return;
+	}
+
+	_strings.clear();
+
+	while (!file.eos()) {
+
+		Common::String line = readWideLine(file).encode();
+		_strings.push_back(line);
+	}
+	file.close();
+}
+
+} // End of namespace ZVision