--- sourceforge.net/trunk/rdesktop/xwin.c	2002/12/23 18:40:03	286
+++ sourceforge.net/trunk/rdesktop/xwin.c	2003/02/09 17:17:37	316
@@ -31,6 +31,7 @@
 extern BOOL grab_keyboard;
 extern BOOL hide_decorations;
 extern char title[];
+extern int server_bpp;
 BOOL enable_compose = False;
 BOOL focused;
 BOOL mouse_in_wnd;
@@ -62,14 +63,21 @@
 #define PROP_MOTIF_WM_HINTS_ELEMENTS    5
 typedef struct
 {
-	unsigned long flags;
-	unsigned long functions;
-	unsigned long decorations;
-	long inputMode;
-	unsigned long status;
+	uint32 flags;
+	uint32 functions;
+	uint32 decorations;
+	sint32 inputMode;
+	uint32 status;
 }
 PropMotifWmHints;
 
+typedef struct
+{
+	uint32 red;
+	uint32 green;
+	uint32 blue;
+}
+PixelColour;
 
 #define FILL_RECTANGLE(x,y,cx,cy)\
 { \
@@ -78,7 +86,7 @@
 		XFillRectangle(display, backstore, gc, x, y, cx, cy); \
 }
 
-#define FILL_RECTANGLE_FAST(x,y,cx,cy)\
+#define FILL_RECTANGLE_BACKSTORE(x,y,cx,cy)\
 { \
 	XFillRectangle(display, ownbackstore ? backstore : wnd, gc, x, y, cx, cy); \
 }
@@ -88,7 +96,7 @@
 static Colormap xcolmap;
 static uint32 *colmap;
 
-#define TRANSLATE(col)		( owncolmap ? col : translate_colour(colmap[col]) )
+#define TRANSLATE(col)		( server_bpp != 8 ? translate_colour(col) : owncolmap ? col : translate_colour(colmap[col]) )
 #define SET_FOREGROUND(col)	XSetForeground(display, gc, TRANSLATE(col));
 #define SET_BACKGROUND(col)	XSetBackground(display, gc, TRANSLATE(col));
 
@@ -128,7 +136,7 @@
 	hintsatom = XInternAtom(display, "_MOTIF_WM_HINTS", False);
 	if (!hintsatom)
 	{
-		error("Failed to get atom _MOTIF_WM_HINTS\n");
+		warning("Failed to get atom _MOTIF_WM_HINTS: probably your window manager does not support MWM hints\n");
 		return;
 	}
 
@@ -136,15 +144,141 @@
 			(unsigned char *) &motif_hints, PROP_MOTIF_WM_HINTS_ELEMENTS);
 }
 
+PixelColour
+split_colour15(uint32 colour)
+{
+	PixelColour rv;
+	rv.red = (colour & 0x7c00) >> 10;
+	rv.red = (rv.red * 0xff) / 0x1f;
+	rv.green = (colour & 0x03e0) >> 5;
+	rv.green = (rv.green * 0xff) / 0x1f;
+	rv.blue = (colour & 0x1f);
+	rv.blue = (rv.blue * 0xff) / 0x1f;
+	return rv;
+}
+
+PixelColour
+split_colour16(uint32 colour)
+{
+	PixelColour rv;
+	rv.red = (colour & 0xf800) >> 11;
+	rv.red = (rv.red * 0xff) / 0x1f;
+	rv.green = (colour & 0x07e0) >> 5;
+	rv.green = (rv.green * 0xff) / 0x3f;
+	rv.blue = (colour & 0x001f);
+	rv.blue = (rv.blue * 0xff) / 0x1f;
+	return rv;
+}
+
+PixelColour
+split_colour24(uint32 colour)
+{
+	PixelColour rv;
+	rv.blue = (colour & 0xff0000) >> 16;
+	rv.green = (colour & 0xff00) >> 8;
+	rv.red = (colour & 0xff);
+	return rv;
+}
+
+uint32 make_colour16(PixelColour pc)
+{
+	pc.red = (pc.red * 0x1f) / 0xff;
+	pc.green = (pc.green * 0x3f) / 0xff;
+	pc.blue = (pc.blue * 0x1f) / 0xff;
+	return (pc.red << 11) | (pc.green << 5) | pc.blue;
+}
+
+uint32 make_colour24(PixelColour pc)
+{
+	return (pc.red << 16) | (pc.green << 8) | pc.blue;
+}
+
+uint32 make_colour32(PixelColour pc)
+{
+	return (pc.red << 16) | (pc.green << 8) | pc.blue;
+}
+
+#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); }
+#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); }
+#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \
+			x = (x << 16) | (x >> 16); }
+
+static uint32
+translate_colour(uint32 colour)
+{
+	switch (server_bpp)
+	{
+		case 15:
+			switch (bpp)
+			{
+				case 16:
+					colour = make_colour16(split_colour15(colour));
+					break;
+				case 24:
+					colour = make_colour24(split_colour15(colour));
+					break;
+				case 32:
+					colour = make_colour32(split_colour15(colour));
+					break;
+			}
+			break;
+		case 16:
+			switch (bpp)
+			{
+				case 16:
+					break;
+				case 24:
+					colour = make_colour24(split_colour16(colour));
+					break;
+				case 32:
+					colour = make_colour32(split_colour16(colour));
+					break;
+			}
+			break;
+		case 24:
+			switch (bpp)
+			{
+				case 16:
+					colour = make_colour16(split_colour24(colour));
+					break;
+				case 24:
+					break;
+				case 32:
+					colour = make_colour32(split_colour24(colour));
+					break;
+			}
+			break;
+	}
+	switch (bpp)
+	{
+		case 16:
+			if (host_be != xserver_be)
+				BSWAP16(colour);
+			break;
+
+		case 24:
+			if (xserver_be)
+				BSWAP24(colour);
+			break;
+
+		case 32:
+			if (host_be != xserver_be)
+				BSWAP32(colour);
+			break;
+	}
+
+	return colour;
+}
+
 static void
-translate8(uint8 * data, uint8 * out, uint8 * end)
+translate8to8(uint8 * data, uint8 * out, uint8 * end)
 {
 	while (out < end)
 		*(out++) = (uint8) colmap[*(data++)];
 }
 
 static void
-translate16(uint8 * data, uint16 * out, uint16 * end)
+translate8to16(uint8 * data, uint16 * out, uint16 * end)
 {
 	while (out < end)
 		*(out++) = (uint16) colmap[*(data++)];
@@ -152,7 +286,7 @@
 
 /* little endian - conversion happens when colourmap is built */
 static void
-translate24(uint8 * data, uint8 * out, uint8 * end)
+translate8to24(uint8 * data, uint8 * out, uint8 * end)
 {
 	uint32 value;
 
@@ -166,68 +300,175 @@
 }
 
 static void
-translate32(uint8 * data, uint32 * out, uint32 * end)
+translate8to32(uint8 * data, uint32 * out, uint32 * end)
 {
 	while (out < end)
 		*(out++) = colmap[*(data++)];
 }
 
-static uint8 *
-translate_image(int width, int height, uint8 * data)
+/* todo the remaining translate function might need some big endian check ?? */
+
+static void
+translate15to16(uint16 * data, uint16 * out, uint16 * end)
 {
-	int size = width * height * bpp / 8;
-	uint8 *out = xmalloc(size);
-	uint8 *end = out + size;
+	while (out < end)
+		*(out++) = (uint16) make_colour16(split_colour15(*(data++)));
+}
 
-	switch (bpp)
+static void
+translate15to24(uint16 * data, uint8 * out, uint8 * end)
+{
+	uint32 value;
+
+	while (out < end)
 	{
-		case 8:
-			translate8(data, out, end);
-			break;
+		value = make_colour24(split_colour15(*(data++)));
+		*(out++) = value;
+		*(out++) = value >> 8;
+		*(out++) = value >> 16;
+	}
+}
 
-		case 16:
-			translate16(data, (uint16 *) out, (uint16 *) end);
-			break;
+static void
+translate15to32(uint16 * data, uint32 * out, uint32 * end)
+{
+	while (out < end)
+		*(out++) = make_colour32(split_colour15(*(data++)));
+}
 
-		case 24:
-			translate24(data, out, end);
-			break;
+static void
+translate16to16(uint16 * data, uint16 * out, uint16 * end)
+{
+	while (out < end)
+		*(out++) = (uint16) (*(data++));
+}
 
-		case 32:
-			translate32(data, (uint32 *) out, (uint32 *) end);
-			break;
+
+static void
+translate16to24(uint16 * data, uint8 * out, uint8 * end)
+{
+	uint32 value;
+
+	while (out < end)
+	{
+		value = make_colour24(split_colour16(*(data++)));
+		*(out++) = value;
+		*(out++) = value >> 8;
+		*(out++) = value >> 16;
 	}
+}
 
-	return out;
+static void
+translate16to32(uint16 * data, uint32 * out, uint32 * end)
+{
+	while (out < end)
+		*(out++) = make_colour32(split_colour16(*(data++)));
 }
 
-#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); }
-#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); }
-#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \
-			x = (x << 16) | (x >> 16); }
+static void
+translate24to16(uint8 * data, uint16 * out, uint16 * end)
+{
+	uint32 pixel = 0;
+	while (out < end)
+	{
+		pixel = *(data++) << 16;
+		pixel |= *(data++) << 8;
+		pixel |= *(data++);
+		*(out++) = (uint16) make_colour16(split_colour24(pixel));
+	}
+}
 
-static uint32
-translate_colour(uint32 colour)
+static void
+translate24to24(uint8 * data, uint8 * out, uint8 * end)
 {
-	switch (bpp)
+	while (out < end)
 	{
-		case 16:
-			if (host_be != xserver_be)
-				BSWAP16(colour);
-			break;
+		*(out++) = (*(data++));
+	}
+}
+
+static void
+translate24to32(uint8 * data, uint32 * out, uint32 * end)
+{
+	uint32 pixel = 0;
+	while (out < end)
+	{
+		memcpy(&pixel, data, 3);
+		data += 3;
+		*(out++) = pixel;
+	}
+}
 
+static uint8 *
+translate_image(int width, int height, uint8 * data)
+{
+	int size = width * height * bpp / 8;
+	uint8 *out = xmalloc(size);
+	uint8 *end = out + size;
+
+	switch (server_bpp)
+	{
 		case 24:
-			if (xserver_be)
-				BSWAP24(colour);
+			switch (bpp)
+			{
+				case 32:
+					translate24to32(data, (uint32 *) out, (uint32 *) end);
+					break;
+				case 24:
+					translate24to24(data, out, end);
+					break;
+				case 16:
+					translate24to16(data, (uint16 *) out, (uint16 *) end);
+					break;
+			}
 			break;
-
-		case 32:
-			if (host_be != xserver_be)
-				BSWAP32(colour);
+		case 16:
+			switch (bpp)
+			{
+				case 32:
+					translate16to32((uint16 *) data, (uint32 *) out, (uint32 *) end);
+					break;
+				case 24:
+					translate16to24((uint16 *) data, out, end);
+					break;
+				case 16:
+					translate16to16((uint16 *) data, (uint16 *) out, (uint16 *) end);
+					break;
+			}
+			break;
+		case 15:
+			switch (bpp)
+			{
+				case 32:
+					translate15to32((uint16 *) data, (uint32 *) out, (uint32 *) end);
+					break;
+				case 24:
+					translate15to24((uint16 *) data, out, end);
+					break;
+				case 16:
+					translate15to16((uint16 *) data, (uint16 *) out, (uint16 *) end);
+					break;
+			}
+			break;
+		case 8:
+			switch (bpp)
+			{
+				case 8:
+					translate8to8(data, out, end);
+					break;
+				case 16:
+					translate8to16(data, (uint16 *) out, (uint16 *) end);
+					break;
+				case 24:
+					translate8to24(data, out, end);
+					break;
+				case 32:
+					translate8to32(data, (uint32 *) out, (uint32 *) end);
+					break;
+			}
 			break;
 	}
-
-	return colour;
+	return out;
 }
 
 BOOL
@@ -300,10 +541,7 @@
 	{
 		xcolmap = DefaultColormapOfScreen(screen);
 		if (depth <= 8)
-		{
-			printf("You're using a screen depth of 8-bits or lower\n");
-			printf("If you get scewed colours, try the -C switch\n");
-		}
+			warning("Screen depth is 8 bits or lower: you may want to use -C for a private colourmap\n");
 	}
 
 	gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL);
@@ -318,13 +556,16 @@
 	if ((width == 0) || (height == 0))
 	{
 		/* Fetch geometry from _NET_WORKAREA */
-		uint32 xpos, ypos;
+		uint32 x, y, cx, cy;
 
-		if (get_current_workarea(&xpos, &ypos, &width, &height) < 0)
+		if (get_current_workarea(&x, &y, &cx, &cy) == 0)
+		{
+			width = cx;
+			height = cy;
+		}
+		else
 		{
-			error("Failed to get workarea.\n");
-			error("Perhaps your window manager does not support EWMH?\n");
-			error("Defaulting to geometry 800x600\n");
+			warning("Failed to get workarea: probably your window manager does not support extended hints\n");
 			width = 800;
 			height = 600;
 		}
@@ -355,6 +596,10 @@
 		IM = XOpenIM(display, NULL, NULL, NULL);
 
 	xkeymap_init();
+
+	/* todo take this out when high colour is done */
+	printf("server bpp %d client bpp %d depth %d\n", server_bpp, bpp, depth);
+
 	return True;
 }
 
@@ -607,6 +852,9 @@
 				break;
 
 			case MotionNotify:
+				if (fullscreen && !focused)
+					XSetInputFocus(display, wnd, RevertToPointerRoot,
+						       CurrentTime);
 				rdp_send_input(time(NULL), RDP_INPUT_MOUSE,
 					       MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y);
 				break;
@@ -730,7 +978,7 @@
 	tdata = (owncolmap ? data : translate_image(width, height, data));
 	bitmap = XCreatePixmap(display, wnd, width, height, depth);
 	image = XCreateImage(display, visual, depth, ZPixmap, 0,
-			     (char *) tdata, width, height, 8, 0);
+			     (char *) tdata, width, height, server_bpp == 8 ? 8 : bpp, 0);
 
 	XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height);
 
@@ -745,10 +993,9 @@
 {
 	XImage *image;
 	uint8 *tdata;
-
 	tdata = (owncolmap ? data : translate_image(width, height, data));
 	image = XCreateImage(display, visual, depth, ZPixmap, 0,
-			     (char *) tdata, width, height, 8, 0);
+			     (char *) tdata, width, height, server_bpp == 8 ? 8 : bpp, 0);
 
 	if (ownbackstore)
 	{
@@ -1189,7 +1436,7 @@
 	XSetStipple(display, gc, (Pixmap) glyph);
 	XSetTSOrigin(display, gc, x, y);
 
-	FILL_RECTANGLE_FAST(x, y, cx, cy);
+	FILL_RECTANGLE_BACKSTORE(x, y, cx, cy);
 
 	XSetFillStyle(display, gc, FillSolid);
 }
@@ -1218,8 +1465,8 @@
     }\
   if (glyph != NULL)\
     {\
-      ui_draw_glyph (mixmode, x + (short) glyph->offset,\
-		     y + (short) glyph->baseline,\
+      ui_draw_glyph (mixmode, x + glyph->offset,\
+		     y + glyph->baseline,\
 		     glyph->width, glyph->height,\
 		     glyph->pixmap, 0, 0, bgcolour, fgcolour);\
       if (flags & TEXT2_IMPLICIT_X)\
@@ -1241,11 +1488,11 @@
 
 	if (boxcx > 1)
 	{
-		FILL_RECTANGLE_FAST(boxx, boxy, boxcx, boxcy);
+		FILL_RECTANGLE_BACKSTORE(boxx, boxy, boxcx, boxcy);
 	}
 	else if (mixmode == MIX_OPAQUE)
 	{
-		FILL_RECTANGLE_FAST(clipx, clipy, clipcx, clipcy);
+		FILL_RECTANGLE_BACKSTORE(clipx, clipy, clipcx, clipcy);
 	}
 
 	/* Paint text, character by character */