Start of new remote display tool.

2 files changed, 170 insertions, 0 deletions

diff --git a/tools/uGFXnetDisplay/gfxconf.h b/tools/uGFXnetDisplay/gfxconf.h
new file mode 100644
index 00000000..e03c2e7e
--- /dev/null
+++ b/tools/uGFXnetDisplay/gfxconf.h
@@ -0,0 +1,37 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+#ifndef _GFXCONF_H
+#define _GFXCONF_H
+
+/* The operating system to use. One of these must be defined - preferably in your Makefile */
+//#define GFX_USE_OS_CHIBIOS	FALSE
+//#define GFX_USE_OS_WIN32		FALSE
+//#define GFX_USE_OS_LINUX		FALSE
+//#define GFX_USE_OS_OSX		FALSE
+
+/* GFX sub-systems to turn on */
+#define GFX_USE_GDISP				TRUE
+#define GFX_USE_GEVENT				TRUE
+#define GFX_USE_GTIMER				TRUE
+#define GFX_USE_GINPUT				TRUE
+
+/* Features for the GDISP sub-system. */
+#define GDISP_NEED_VALIDATION		TRUE
+#define GDISP_NEED_TEXT				TRUE
+#define GDISP_NEED_CONTROL			TRUE
+#define GDISP_NEED_SCROLL			TRUE
+#define GDISP_NEED_PIXELREAD		TRUE
+
+/* Builtin Fonts */
+#define GDISP_INCLUDE_FONT_UI2		TRUE
+
+/* Features for the GINPUT sub-system. */
+#define GINPUT_NEED_MOUSE			TRUE
+
+#endif /* _GFXCONF_H */
+
diff --git a/tools/uGFXnetDisplay/main.c b/tools/uGFXnetDisplay/main.c
new file mode 100644
index 00000000..63874434
--- /dev/null
+++ b/tools/uGFXnetDisplay/main.c
@@ -0,0 +1,133 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+#include "gfx.h"
+
+#ifndef GDISP_GFXNET_PORT
+	#define GDISP_GFXNET_PORT	13001
+#endif
+#ifndef GDISP_GFXNET_HOST
+	#define GDISP_GFXNET_HOST	"127.0.0.1"
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#if defined(WIN32) || GFX_USE_OS_WIN32
+	#include <winsock.h>
+
+	static void StopSockets(void) {
+		WSACleanup();
+	}
+	static void StartSockets(void) {
+		WSADATA wsaData;
+		if (WSAStartup(MAKEWORD(2,2), &wsaData) != 0)
+			gfxHalt("GDISP: uGFXnet - WSAStartup failed");
+		atexit(StopSockets);
+	}
+
+#else
+	#include <sys/types.h>
+	#include <sys/socket.h>
+	#include <netinet/in.h>
+	#include <arpa/inet.h>
+	#include <netdb.h>
+
+	#define closesocket(fd)			close(fd)
+	#define ioctlsocket(fd,cmd,arg)	ioctl(fd,cmd,arg)
+	#define StartSockets()
+	#ifndef SOCKET
+		#define SOCKET	int
+	#endif
+#endif
+
+#define GNETCODE_VERSION		0x0100		// V1.0
+
+// All commands are sent in 16 bit blocks (2 bytes) in network order (BigEndian)
+#define GNETCODE_INIT			0xFFFF		// Followed by version,width,height,pixelformat,hasmouse
+#define GNETCODE_FLUSH			0x0000		// No following data
+#define GNETCODE_PIXEL			0x0001		// Followed by x,y,color
+#define GNETCODE_FILL			0x0002		// Followed by x,y,cx,cy,color
+#define GNETCODE_BLIT			0x0003		// Followed by x,y,cx,cy,bits
+#define GNETCODE_READ			0x0004		// Followed by x,y - Response is 0x0004,color
+#define GNETCODE_SCROLL			0x0005		// Followed by x,y,cx,cy,lines
+#define GNETCODE_CONTROL		0x0006		// Followed by what,data - Response is 0x0006,0x0000 (fail) or 0x0006,0x0001 (success)
+#define GNETCODE_MOUSE_X		0x0007		// This is only ever received - never sent. Response is 0x0007,x
+#define GNETCODE_MOUSE_Y		0x0008		// This is only ever received - never sent. Response is 0x0008,y
+#define GNETCODE_MOUSE_B		0x0009		// This is only ever received - never sent. Response is 0x0009,buttons
+#define GNETCODE_KILL			0xFFFE		// This is only ever received - never sent. Response is 0xFFFE,retcode
+
+
+static GListener				gl;
+static SOCKET					netfd = (SOCKET)-1;
+
+static DECLARE_THREAD_STACK(waNetThread, 512);
+static DECLARE_THREAD_FUNCTION(NetThread, param) {
+	GEventMouse				*pem;
+	uint16_t				cmd[2];
+	uint16_t				lbuttons;
+	coord_t					lx, ly;
+
+	// Initialize the mouse and the listener.
+	geventListenerInit(&gl);
+	geventAttachSource(&gl, ginputGetMouse(0), GLISTEN_MOUSEDOWNMOVES|GLISTEN_MOUSEMETA);
+	lbuttons = 0;
+	lx = ly = -1;
+
+	while(1) {
+		// Get a (mouse) event
+		pem = (GEventMouse *)geventEventWait(&gl, TIME_INFINITE);
+		if (pem->type != GEVENT_MOUSE && pem->type != GEVENT_TOUCH)
+			continue;
+
+		// Nothing to do if the socket is not open
+		if (netfd == (SOCKET)-1)
+			continue;
+
+		// Transfer mouse data that has changed
+		if (lx != pem->x) {
+			lx = pem->x;
+			cmd[0] = htons(GNETCODE_MOUSE_X);
+			cmd[1] = htons(lx);
+			send(netfd, cmd, sizeof(cmd), 0);
+		}
+		if (ly != pem->y) {
+			ly = pem->y;
+			cmd[0] = htons(GNETCODE_MOUSE_Y);
+			cmd[1] = htons(ly);
+			send(netfd, cmd, sizeof(cmd), 0);
+		}
+		if (lbuttons != pem->current_buttons) {
+			lbuttons = pem->current_buttons;
+			cmd[0] = htons(GNETCODE_MOUSE_B);
+			cmd[1] = htons(lbuttons);
+			send(netfd, cmd, sizeof(cmd), 0);
+		}
+	}
+}
+
+int main(void) {
+	coord_t		width, height;
+	font_t		font;
+	uint16_t	cmd[2];
+
+    // Initialize and clear the display
+    gfxInit();
+	font = gdispOpenFont("UI2");
+
+	// Open the connection
+	// TODO
+
+	// Start the mouse thread
+	// TODO
+
+	// Process incoming instructions
+	// TODO
+
+}
+