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engines/illusions/textdrawer.h

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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/>.
+ *
+ */
+
+#ifndef ILLUSIONS_TEXTDRAWER_H
+#define ILLUSIONS_TEXTDRAWER_H
+
+#include "illusions/graphics.h"
+#include "illusions/resources/fontresource.h"
+#include "common/array.h"
+#include "common/rect.h"
+#include "graphics/surface.h"
+
+namespace Illusions {
+
+class IllusionsEngine;
+
+struct TextLine {
+	uint16 *_text;
+	int16 _length;
+	int16 _x, _y;
+	TextLine() : _text(0) {}
+	TextLine(uint16 *text, int16 length, int16 x, int16 y)
+		: _text(text), _length(length), _x(x), _y(y) {}
+};
+
+class TextDrawer {
+public:
+	bool wrapText(FontResource *font, uint16 *text, WidthHeight *dimensions, Common::Point offsPt,
+		uint textFlags, uint16 *&outTextPtr);
+	void drawText(Screen *screen, Graphics::Surface *surface, uint16 backgroundColor, uint16 borderColor);
+protected:
+	FontResource *_font;
+	uint16 *_text;
+	WidthHeight *_dimensions;
+	Common::Point _offsPt;
+	uint _textFlags;
+	Graphics::Surface *_surface;
+
+	Common::Array<TextLine> _textLines;
+
+	bool textHasChar(uint16 c);
+	int16 getSpaceWidth();
+	int16 getCharWidth(uint16 c);
+	bool wrapTextIntern(int16 x, int16 y, int16 maxWidth, int16 maxHeight, uint16 *&outTextPtr);
+};
+
+} // End of namespace Illusions
+
+#endif // ILLUSIONS_TALKRESOURCE_H