Merge branch 'master' into xeen

1 files changed, 76 insertions, 0 deletions

diff --git a/engines/adl/graphics.h b/engines/adl/graphics.h
new file mode 100644
index 0000000000..aab807696c
--- /dev/null
+++ b/engines/adl/graphics.h
@@ -0,0 +1,76 @@
+/* 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.
+ *
+ */
+
+#ifndef ADL_PICTURE_H
+#define ADL_PICTURE_H
+
+namespace Common {
+class SeekableReadStream;
+struct Point;
+}
+
+namespace Adl {
+
+class Display;
+
+class GraphicsMan {
+public:
+	virtual ~GraphicsMan() { }
+	virtual void drawPic(Common::SeekableReadStream &pic, const Common::Point &pos) = 0;
+
+protected:
+	GraphicsMan(Display &display) : _display(display) { }
+	void drawLine(const Common::Point &p1, const Common::Point &p2, byte color) const;
+
+	Display &_display;
+};
+
+class Graphics_v1 : public GraphicsMan {
+public:
+	Graphics_v1(Display &display) : GraphicsMan(display) { }
+	void drawPic(Common::SeekableReadStream &pic, const Common::Point &pos);
+	void drawCorners(Common::ReadStream &corners, const Common::Point &pos, byte rotation = 0, byte scaling = 1, byte color = 0x7f) const;
+
+private:
+	void drawCornerPixel(Common::Point &p, byte color, byte bits, byte quadrant) const;
+};
+
+class Graphics_v2 : public GraphicsMan {
+public:
+	Graphics_v2(Display &display) : GraphicsMan(display), _color(0) { }
+	void drawPic(Common::SeekableReadStream &pic, const Common::Point &pos);
+
+private:
+	void clear();
+	void drawCorners(Common::SeekableReadStream &pic, bool yFirst);
+	void drawRelativeLines(Common::SeekableReadStream &pic);
+	void drawAbsoluteLines(Common::SeekableReadStream &pic);
+	void fillRow(const Common::Point &p, bool fillBit, byte pattern);
+	void fill(Common::SeekableReadStream &pic);
+
+	byte _color;
+	Common::Point _offset;
+};
+
+} // End of namespace Adl
+
+#endif