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
---
 .../plugins/sdl/src/video/maccommon/SDL_macmouse.c | 129 +++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c

(limited to 'apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c')

diff --git a/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c b/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c
new file mode 100644
index 0000000000..f19ad1b966
--- /dev/null
+++ b/apps/plugins/sdl/src/video/maccommon/SDL_macmouse.c
@@ -0,0 +1,129 @@
+/*
+    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"
+
+#if defined(__APPLE__) && defined(__MACH__)
+#include <Carbon/Carbon.h>
+#elif TARGET_API_MAC_CARBON && (UNIVERSAL_INTERFACES_VERSION > 0x0335)
+#include <Carbon.h>
+#else
+#include <Quickdraw.h>
+#endif
+
+/* Routines that are not supported by the Carbon API... */
+#if !TARGET_API_MAC_CARBON
+#include <CursorDevices.h>
+#endif
+
+#include "SDL_mouse.h"
+#include "SDL_macmouse_c.h"
+
+
+/* The implementation dependent data for the window manager cursor */
+struct WMcursor {
+	Cursor curs;
+};
+
+
+void Mac_FreeWMCursor(_THIS, WMcursor *cursor)
+{
+	SDL_free(cursor);
+}
+
+WMcursor *Mac_CreateWMCursor(_THIS,
+		Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
+{
+	WMcursor *cursor;
+	int row, bytes;
+		
+	/* Allocate the cursor memory */
+	cursor = (WMcursor *)SDL_malloc(sizeof(WMcursor));
+	if ( cursor == NULL ) {
+		SDL_OutOfMemory();
+		return(NULL);
+	}
+	SDL_memset(cursor, 0, sizeof(*cursor));
+    
+    if (w > 16)
+        w = 16;
+    
+    if (h > 16)
+        h = 16;
+    
+	bytes = (w+7)/8;
+
+	for ( row=0; row<h; ++row ) {
+		SDL_memcpy(&cursor->curs.data[row], data, bytes);
+		data += bytes;
+	}
+	for ( row=0; row<h; ++row ) {
+		SDL_memcpy(&cursor->curs.mask[row], mask, bytes);
+		mask += bytes;
+	}
+	cursor->curs.hotSpot.h = hot_x;
+	cursor->curs.hotSpot.v = hot_y;
+
+	/* That was easy. :) */
+	return(cursor);
+}
+
+int Mac_cursor_showing = 1;
+
+int Mac_ShowWMCursor(_THIS, WMcursor *cursor)
+{
+	if ( cursor == NULL ) {
+		if ( Mac_cursor_showing ) {
+			HideCursor();
+			Mac_cursor_showing = 0;
+		}
+	} else {
+		SetCursor(&cursor->curs);
+		if ( ! Mac_cursor_showing ) {
+			ShowCursor();
+			Mac_cursor_showing = 1;
+		}
+	}
+	return(1);
+}
+
+void Mac_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
+{
+#if !TARGET_API_MAC_CARBON
+	CursorDevice *cursordevice;
+
+	cursordevice = nil;
+	CursorDeviceNextDevice(&cursordevice);
+	if ( cursordevice != nil ) {
+		WindowPtr saveport;
+		Point where;
+
+		GetPort(&saveport);
+		SetPort(SDL_Window);
+		where.h = x;
+		where.v = y;
+		LocalToGlobal(&where);
+		SetPort(saveport);
+		CursorDeviceMoveTo(cursordevice, where.h, where.v);
+	}
+#endif /* !TARGET_API_MAC_CARBON */
+}
+
-- 
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