Initial commit

engines/ultima/shared/gfx/screen.h

@@ -0,0 +1,88 @@
+/* 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 ULTIMA_SHARED_GFX_SCREEN_H
+#define ULTIMA_SHARED_GFX_SCREEN_H
+
+#include "common/list.h"
+#include "ultima/shared/core/rect.h"
+#include "graphics/screen.h"
+#include "ultima/shared/gfx/font.h"
+#include "ultima/shared/engine/messages.h"
+
+namespace Ultima {
+namespace Shared {
+
+namespace Gfx {
+
+
+/**
+ * Base class for an on-screen cursor. Currently used for text cursor display
+ */
+class Cursor {
+public:
+	/**
+	 * Destructor
+	 */
+	virtual ~Cursor() {}
+
+	/**
+	 * Get the bounds of the cursor
+	 */
+	virtual Common::Rect getBounds() const = 0;
+
+	/**
+	 * Draw the cursor
+	 */
+	virtual void draw() = 0;
+};
+
+class Screen: public Graphics::Screen {
+private:
+	Cursor *_cursor;
+	bool _drawCursor;
+public:
+	/**
+	 * Constructor
+	 */
+	Screen();
+
+	/**
+	 * Updates the screen by copying any affected areas to the system
+	 */
+	void update() override;
+
+	/**
+	 * Updates the screen at the end of an update call
+	 */
+	void updateScreen() override;
+
+	/**
+	 * Sets the currently active cursor
+	 */
+	void setCursor(Cursor *cursor) { _cursor = cursor; }
+};
+
+} // End of namespace Gfx
+} // End of namespace Shared
+} // End of namespace Ultima
+
+#endif