From a855d6202536ff28e5aae4f22a0f31d8f5b325d0 Mon Sep 17 00:00:00 2001
From: Franklin Wei <git@fwei.tk>
Date: Sat, 21 Jan 2017 15:18:31 -0500
Subject: Port of Duke Nukem 3D

This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL
for Rockbox.

Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9
---
 apps/plugins/sdl/src/video/bwindow/SDL_BView.h | 116 +++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 apps/plugins/sdl/src/video/bwindow/SDL_BView.h

(limited to 'apps/plugins/sdl/src/video/bwindow/SDL_BView.h')

diff --git a/apps/plugins/sdl/src/video/bwindow/SDL_BView.h b/apps/plugins/sdl/src/video/bwindow/SDL_BView.h
new file mode 100644
index 0000000000..bfa2c89588
--- /dev/null
+++ b/apps/plugins/sdl/src/video/bwindow/SDL_BView.h
@@ -0,0 +1,116 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2012 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef _SDL_BView_h
+#define _SDL_BView_h
+
+/* This is the event handling and graphics update portion of SDL_BWin */
+
+extern "C" {
+#include "../../events/SDL_events_c.h"
+};
+
+class SDL_BView : public BView
+{
+public:
+	SDL_BView(BRect frame) : 
+		BView(frame, "SDL View", B_FOLLOW_ALL_SIDES,
+					(B_WILL_DRAW|B_FRAME_EVENTS)) {
+		image = NULL;
+		xoff = yoff = 0;
+		SetViewColor(0,0,0,0);
+		SetHighColor(0,0,0,0);
+	}
+	virtual ~SDL_BView() {
+		SetBitmap(NULL);
+	}
+	/* Set drawing offsets for fullscreen mode */
+	virtual void SetXYOffset(int x, int y) {
+		xoff = x;
+		yoff = y;
+	}
+	virtual void GetXYOffset(int &x, int &y) {
+		x = xoff;
+		y = yoff;
+	}
+	virtual void GetXYOffset(float &x, float &y) {
+		x = (float)xoff;
+		y = (float)yoff;
+	}
+	/* The view changed size. If it means we're in fullscreen, we
+	 * draw a nice black box in the entire view to get black borders.
+	 */
+	virtual void FrameResized(float width, float height) {
+		BRect bounds;
+		bounds.top = bounds.left = 0;
+		bounds.right = width;
+		bounds.bottom = height;
+		/* Fill the entire view with black */ 
+		FillRect(bounds, B_SOLID_HIGH);
+		/* And if there's an image, redraw it. */
+		if( image ) {
+			bounds = image->Bounds();
+			Draw(bounds);
+		}
+	}
+	
+	/* Drawing portion of this complete breakfast. :) */
+	virtual void SetBitmap(BBitmap *bitmap) {
+		if ( image ) {
+			delete image;
+		}
+		image = bitmap;
+	}
+	virtual void Draw(BRect updateRect) {
+		if ( image ) {
+			if(xoff || yoff) {	
+				BRect dest;
+				dest.top    = updateRect.top + yoff;
+				dest.left   = updateRect.left + xoff;
+				dest.bottom = updateRect.bottom + yoff;
+				dest.right  = updateRect.right + xoff;
+				DrawBitmap(image, updateRect, dest);
+			} else {
+				DrawBitmap(image, updateRect, updateRect);
+			}
+		}
+	}
+	virtual void DrawAsync(BRect updateRect) {
+		if(xoff || yoff) {	
+			BRect dest;
+			dest.top    = updateRect.top + yoff;
+			dest.left   = updateRect.left + xoff;
+			dest.bottom = updateRect.bottom + yoff;
+			dest.right  = updateRect.right + xoff;;
+			DrawBitmapAsync(image, updateRect, dest);
+		} else {
+			DrawBitmapAsync(image, updateRect, updateRect);
+		}
+	}
+
+private:
+	BBitmap *image;
+	int xoff, yoff;
+};
+
+#endif /* _SDL_BView_h */
-- 
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