removing (outdated) drawterm

drawterm is much better maintained by russ cox,
so removing this outdated copy.

for a more recent version, go to:

http://swtch.com/drawterm/

7 files changed, 0 insertions, 765 deletions

diff --git a/sys/src/cmd/unix/drawterm/gui-win32/Makefile b/sys/src/cmd/unix/drawterm/gui-win32/Makefile
deleted file mode 100644
index 10547601f..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/Makefile
+++ /dev/null
@@ -1,19 +0,0 @@
-ROOT=..
-include ../Make.config
-LIB=libgui.a
-
-OFILES=\
-	alloc.$O\
-	cload.$O\
-	draw.$O\
-	load.$O\
-	screen.$O
-
-default: $(LIB)
-$(LIB): $(OFILES)
-	$(AR) r $(LIB) $(OFILES)
-	$(RANLIB) $(LIB)
-
-%.$O: %.c
-	$(CC) $(CFLAGS) $*.c
-
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/alloc.c b/sys/src/cmd/unix/drawterm/gui-win32/alloc.c
deleted file mode 100644
index cc7e97741..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/alloc.c
+++ /dev/null
@@ -1,23 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <draw.h>
-#include <memdraw.h>
-
-Memimage*
-allocmemimage(Rectangle r, ulong chan)
-{
-	return _allocmemimage(r, chan);
-}
-
-void
-freememimage(Memimage *i)
-{
-	_freememimage(i);
-}
-
-void
-memfillcolor(Memimage *i, ulong val)
-{
-	_memfillcolor(i, val);
-}
-
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/cload.c b/sys/src/cmd/unix/drawterm/gui-win32/cload.c
deleted file mode 100644
index 9d658ef85..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/cload.c
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <draw.h>
-#include <memdraw.h>
-
-int
-cloadmemimage(Memimage *i, Rectangle r, uchar *data, int ndata)
-{
-	return _cloadmemimage(i, r, data, ndata);
-}
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/draw.c b/sys/src/cmd/unix/drawterm/gui-win32/draw.c
deleted file mode 100644
index eaac6d58a..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/draw.c
+++ /dev/null
@@ -1,22 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <draw.h>
-#include <memdraw.h>
-
-void
-memimagedraw(Memimage *dst, Rectangle r, Memimage *src, Point sp, Memimage *mask, Point mp, int op)
-{
-	_memimagedraw(_memimagedrawsetup(dst, r, src, sp, mask, mp, op));
-}
-
-ulong
-pixelbits(Memimage *m, Point p)
-{
-	return _pixelbits(m, p);
-}
-
-void
-memimageinit(void)
-{
-	_memimageinit();
-}
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/load.c b/sys/src/cmd/unix/drawterm/gui-win32/load.c
deleted file mode 100644
index 7cca3a6fd..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/load.c
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <draw.h>
-#include <memdraw.h>
-
-int
-loadmemimage(Memimage *i, Rectangle r, uchar *data, int ndata)
-{
-	return _loadmemimage(i, r, data, ndata);
-}
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/screen.c b/sys/src/cmd/unix/drawterm/gui-win32/screen.c
deleted file mode 100644
index 0a656f27c..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/screen.c
+++ /dev/null
@@ -1,646 +0,0 @@
-#define _WIN32_WINNT 0x0500
-#include	<windows.h>
-
-#undef Rectangle
-#define Rectangle _Rectangle
-
-#include "u.h"
-#include "lib.h"
-#include "kern/dat.h"
-#include "kern/fns.h"
-#include "error.h"
-#include "user.h"
-#include <draw.h>
-#include <memdraw.h>
-#include "screen.h"
-#include "keyboard.h"
-
-Memimage	*gscreen;
-Screeninfo	screen;
-
-extern int mousequeue;
-static int depth;
-
-static	HINSTANCE	inst;
-static	HWND		window;
-static	HPALETTE	palette;
-static	LOGPALETTE	*logpal;
-static  Lock		gdilock;
-static 	BITMAPINFO	*bmi;
-static	HCURSOR		hcursor;
-
-static void	winproc(void *);
-static LRESULT CALLBACK WindowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
-static void	paletteinit(void);
-static void	bmiinit(void);
-
-static int readybit;
-static Rendez	rend;
-
-Point	ZP;
-
-static int
-isready(void*a)
-{
-	return readybit;
-}
-
-void
-screeninit(void)
-{
-	int fmt;
-	int dx, dy;
-
-	memimageinit();
-	if(depth == 0)
-		depth = GetDeviceCaps(GetDC(NULL), BITSPIXEL);
-	switch(depth){
-	case 32:
-		screen.dibtype = DIB_RGB_COLORS;
-		screen.depth = 32;
-		fmt = XRGB32;
-		break;
-	case 24:
-		screen.dibtype = DIB_RGB_COLORS;
-		screen.depth = 24;
-		fmt = RGB24;
-		break;
-	case 16:
-		screen.dibtype = DIB_RGB_COLORS;
-		screen.depth = 16;
-		fmt = RGB15;	/* [sic] */
-		break;
-	case 8:
-	default:
-		screen.dibtype = DIB_PAL_COLORS;
-		screen.depth = 8;
-		depth = 8;
-		fmt = CMAP8;
-		break;
-	}
-	dx = GetDeviceCaps(GetDC(NULL), HORZRES);
-	dy = GetDeviceCaps(GetDC(NULL), VERTRES);
-
-	gscreen = allocmemimage(Rect(0,0,dx,dy), fmt);
-	kproc("winscreen", winproc, 0);
-	ksleep(&rend, isready, 0);
-}
-
-uchar*
-attachscreen(Rectangle *r, ulong *chan, int *depth, int *width, int *softscreen, void **X)
-{
-	*r = gscreen->r;
-	*chan = gscreen->chan;
-	*depth = gscreen->depth;
-	*width = gscreen->width;
-	*softscreen = 1;
-
-	return gscreen->data->bdata;
-}
-
-void
-flushmemscreen(Rectangle r)
-{
-	screenload(r, gscreen->depth, byteaddr(gscreen, ZP), ZP,
-		gscreen->width*sizeof(ulong));
-//	Sleep(100);
-}
-
-void
-screenload(Rectangle r, int depth, uchar *p, Point pt, int step)
-{
-	int dx, dy, delx;
-	HDC hdc;
-	RECT winr;
-
-	if(depth != gscreen->depth)
-		panic("screenload: bad ldepth");
-
-	/*
-	 * Sometimes we do get rectangles that are off the
-	 * screen to the negative axes, for example, when
-	 * dragging around a window border in a Move operation.
-	 */
-	if(rectclip(&r, gscreen->r) == 0)
-		return;
-
-	if((step&3) != 0 || ((pt.x*depth)%32) != 0 || ((ulong)p&3) != 0)
-		panic("screenload: bad params %d %d %ux", step, pt.x, p);
-	dx = r.max.x - r.min.x;
-	dy = r.max.y - r.min.y;
-
-	if(dx <= 0 || dy <= 0)
-		return;
-
-	if(depth == 24)
-		delx = r.min.x % 4;
-	else
-		delx = r.min.x & (31/depth);
-
-	p += (r.min.y-pt.y)*step;
-	p += ((r.min.x-delx-pt.x)*depth)>>3;
-
-	if(GetWindowRect(window, &winr)==0)
-		return;
-	if(rectclip(&r, Rect(0, 0, winr.right-winr.left, winr.bottom-winr.top))==0)
-		return;
-	
-	lock(&gdilock);
-
-	hdc = GetDC(window);
-	SelectPalette(hdc, palette, 0);
-	RealizePalette(hdc);
-
-//FillRect(hdc,(void*)&r, GetStockObject(BLACK_BRUSH));
-//GdiFlush();
-//Sleep(100);
-
-	bmi->bmiHeader.biWidth = (step*8)/depth;
-	bmi->bmiHeader.biHeight = -dy;	/* - => origin upper left */
-
-	StretchDIBits(hdc, r.min.x, r.min.y, dx, dy,
-		delx, 0, dx, dy, p, bmi, screen.dibtype, SRCCOPY);
-
-	ReleaseDC(window, hdc);
-
-	GdiFlush();
- 
-	unlock(&gdilock);
-}
-
-static void
-winproc(void *a)
-{
-	WNDCLASS wc;
-	MSG msg;
-
-	inst = GetModuleHandle(NULL);
-
-	paletteinit();
-	bmiinit();
-	terminit();
-
-	wc.style = 0;
-	wc.lpfnWndProc = WindowProc;
-	wc.cbClsExtra = 0;
-	wc.cbWndExtra = 0;
-	wc.hInstance = inst;
-	wc.hIcon = LoadIcon(inst, NULL);
-	wc.hCursor = LoadCursor(NULL, IDC_ARROW);
-	wc.hbrBackground = GetStockObject(WHITE_BRUSH);
-	wc.lpszMenuName = 0;
-	wc.lpszClassName = L"9pmgraphics";
-	RegisterClass(&wc);
-
-	window = CreateWindowEx(
-		0,			/* extended style */
-		L"9pmgraphics",		/* class */
-		L"drawterm screen",		/* caption */
-		WS_OVERLAPPEDWINDOW,    /* style */
-		CW_USEDEFAULT,		/* init. x pos */
-		CW_USEDEFAULT,		/* init. y pos */
-		CW_USEDEFAULT,		/* init. x size */
-		CW_USEDEFAULT,		/* init. y size */
-		NULL,			/* parent window (actually owner window for overlapped)*/
-		NULL,			/* menu handle */
-		inst,			/* program handle */
-		NULL			/* create parms */
-		);
-
-	if(window == nil)
-		panic("can't make window\n");
-
-	ShowWindow(window, SW_SHOWDEFAULT);
-	UpdateWindow(window);
-
-	readybit = 1;
-	wakeup(&rend);
-
-	screen.reshaped = 0;
-
-	while(GetMessage(&msg, NULL, 0, 0)) {
-		TranslateMessage(&msg);
-		DispatchMessage(&msg);
-	}
-//	MessageBox(0, "winproc", "exits", MB_OK);
-	ExitProcess(0);
-}
-
-int
-col(int v, int n)
-{
-	int i, c;
-
-	c = 0;
-	for(i = 0; i < 8; i += n)
-		c |= v << (16-(n+i));
-	return c >> 8;
-}
-
-
-void
-paletteinit(void)
-{
-	PALETTEENTRY *pal;
-	int r, g, b, cr, cg, cb, v;
-	int num, den;
-	int i, j;
-
-	logpal = mallocz(sizeof(LOGPALETTE) + 256*sizeof(PALETTEENTRY), 1);
-	if(logpal == nil)
-		panic("out of memory");
-	logpal->palVersion = 0x300;
-	logpal->palNumEntries = 256;
-	pal = logpal->palPalEntry;
-
-	for(r=0,i=0; r<4; r++) {
-		for(v=0; v<4; v++,i+=16){
-			for(g=0,j=v-r; g<4; g++) {
-				for(b=0; b<4; b++,j++){
-					den=r;
-					if(g>den)
-						den=g;
-					if(b>den)
-						den=b;
-					/* divide check -- pick grey shades */
-					if(den==0)
-						cr=cg=cb=v*17;
-					else{
-						num=17*(4*den+v);
-						cr=r*num/den;
-						cg=g*num/den;
-						cb=b*num/den;
-					}
-					pal[i+(j&15)].peRed = cr;
-					pal[i+(j&15)].peGreen = cg;
-					pal[i+(j&15)].peBlue = cb;
-					pal[i+(j&15)].peFlags = 0;
-				}
-			}
-		}
-	}
-	palette = CreatePalette(logpal);
-}
-
-
-void
-getcolor(ulong i, ulong *r, ulong *g, ulong *b)
-{
-	PALETTEENTRY *pal;
-
-	pal = logpal->palPalEntry;
-	*r = pal[i].peRed;
-	*g = pal[i].peGreen;
-	*b = pal[i].peBlue;
-}
-
-void
-bmiinit(void)
-{
-	ushort *p;
-	int i;
-
-	bmi = mallocz(sizeof(BITMAPINFOHEADER) + 256*sizeof(RGBQUAD), 1);
-	if(bmi == 0)
-		panic("out of memory");
-	bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
-	bmi->bmiHeader.biWidth = 0;
-	bmi->bmiHeader.biHeight = 0;	/* - => origin upper left */
-	bmi->bmiHeader.biPlanes = 1;
-	bmi->bmiHeader.biBitCount = depth;
-	bmi->bmiHeader.biCompression = BI_RGB;
-	bmi->bmiHeader.biSizeImage = 0;
-	bmi->bmiHeader.biXPelsPerMeter = 0;
-	bmi->bmiHeader.biYPelsPerMeter = 0;
-	bmi->bmiHeader.biClrUsed = 0;
-	bmi->bmiHeader.biClrImportant = 0;	/* number of important colors: 0 means all */
-
-	p = (ushort*)bmi->bmiColors;
-	for(i = 0; i < 256; i++)
-		p[i] = i;
-}
-
-LRESULT CALLBACK
-WindowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
-{
-	PAINTSTRUCT paint;
-	HDC hdc;
-	LONG x, y, b;
-	int i;
-	Rectangle r;
-
-	switch(msg) {
-	case WM_CREATE:
-		break;
-	case WM_SETCURSOR:
-		/* User set */
-		if(hcursor != NULL) {
-			SetCursor(hcursor);
-			return 1;
-		}
-		return DefWindowProc(hwnd, msg, wparam, lparam);
-	case WM_MOUSEWHEEL:
-		if ((int)(wparam & 0xFFFF0000)>0)
-			b|=8;
-		else
-			b|=16;
-	case WM_MOUSEMOVE:
-	case WM_LBUTTONUP:
-	case WM_MBUTTONUP:
-	case WM_RBUTTONUP:
-	case WM_LBUTTONDOWN:
-	case WM_MBUTTONDOWN:
-	case WM_RBUTTONDOWN:
-		x = LOWORD(lparam);
-		y = HIWORD(lparam);
-		b = 0;
-		if(wparam & MK_LBUTTON)
-			b = 1;
-		if(wparam & MK_MBUTTON)
-			b |= 2;
-		if(wparam & MK_RBUTTON) {
-			if(wparam & MK_SHIFT)
-				b |= 2;
-			else
-				b |= 4;
-		}
-		lock(&mouse.lk);
-		i = mouse.wi;
-		if(mousequeue) {
-			if(i == mouse.ri || mouse.lastb != b || mouse.trans) {
-				mouse.wi = (i+1)%Mousequeue;
-				if(mouse.wi == mouse.ri)
-					mouse.ri = (mouse.ri+1)%Mousequeue;
-				mouse.trans = mouse.lastb != b;
-			} else {
-				i = (i-1+Mousequeue)%Mousequeue;
-			}
-		} else {
-			mouse.wi = (i+1)%Mousequeue;
-			mouse.ri = i;
-		}
-		mouse.queue[i].xy.x = x;
-		mouse.queue[i].xy.y = y;
-		mouse.queue[i].buttons = b;
-		mouse.queue[i].msec = ticks();
-		mouse.lastb = b;
-		unlock(&mouse.lk);
-		wakeup(&mouse.r);
-		break;
-
-	case WM_CHAR:
-		/* repeat count is lparam & 0xf */
-		switch(wparam){
-		case '\n':
-			wparam = '\r';
-			break;
-		case '\r':
-			wparam = '\n';
-			break;
-		}
-		kbdputc(kbdq, wparam);
-		break;
-
-	case WM_SYSKEYUP:
-		break;
-	case WM_SYSKEYDOWN:
-	case WM_KEYDOWN:
-		switch(wparam) {
-		case VK_MENU:
-			kbdputc(kbdq, Kalt);
-			break;
-		case VK_INSERT:
-			kbdputc(kbdq, Kins);
-			break;
-		case VK_DELETE:
-//			kbdputc(kbdq, Kdel);
-			kbdputc(kbdq, 0x7f);	// should have Kdel in keyboard.h
-			break;
-		case VK_UP:
-			kbdputc(kbdq, Kup);
-			break;
-		case VK_DOWN:
-			kbdputc(kbdq, Kdown);
-			break;
-		case VK_LEFT:
-			kbdputc(kbdq, Kleft);
-			break;
-		case VK_RIGHT:
-			kbdputc(kbdq, Kright);
-			break;
-		}
-		break;
-
-	case WM_CLOSE:
-		DestroyWindow(hwnd);
-		break;
-
-	case WM_DESTROY:
-		PostQuitMessage(0);
-		break;
-
-	case WM_PALETTECHANGED:
-		if((HWND)wparam == hwnd)
-			break;
-	/* fall through */
-	case WM_QUERYNEWPALETTE:
-		hdc = GetDC(hwnd);
-		SelectPalette(hdc, palette, 0);
-		if(RealizePalette(hdc) != 0)
-			InvalidateRect(hwnd, nil, 0);
-		ReleaseDC(hwnd, hdc);
-		break;
-
-	case WM_PAINT:
-		hdc = BeginPaint(hwnd, &paint);
-		r.min.x = paint.rcPaint.left;
-		r.min.y = paint.rcPaint.top;
-		r.max.x = paint.rcPaint.right;
-		r.max.y = paint.rcPaint.bottom;
-		flushmemscreen(r);
-		EndPaint(hwnd, &paint);
-		break;
-	case WM_COMMAND:
-	case WM_SETFOCUS:
-	case WM_DEVMODECHANGE:
-	case WM_WININICHANGE:
-	case WM_INITMENU:
-	default:
-		return DefWindowProc(hwnd, msg, wparam, lparam);
-	}
-	return 0;
-}
-
-void
-mouseset(Point xy)
-{
-	POINT pt;
-
-	pt.x = xy.x;
-	pt.y = xy.y;
-	MapWindowPoints(window, 0, &pt, 1);
-	SetCursorPos(pt.x, pt.y);
-}
-
-void
-setcursor(void)
-{
-	HCURSOR nh;
-	int x, y, h, w;
-	uchar *sp, *cp;
-	uchar *and, *xor;
-
-	h = GetSystemMetrics(SM_CYCURSOR);
-	w = (GetSystemMetrics(SM_CXCURSOR)+7)/8;
-
-	and = mallocz(h*w, 1);
-	memset(and, 0xff, h*w);
-	xor = mallocz(h*w, 1);
-	
-	lock(&cursor.lk);
-	for(y=0,sp=cursor.set,cp=cursor.clr; y<16; y++) {
-		for(x=0; x<2; x++) {
-			and[y*w+x] = ~(*sp|*cp);
-			xor[y*w+x] = ~*sp & *cp;
-			cp++;
-			sp++;
-		}
-	}
-	nh = CreateCursor(inst, -cursor.offset.x, -cursor.offset.y,
-			GetSystemMetrics(SM_CXCURSOR), h,
-			and, xor);
-	if(nh != NULL) {
-		SetCursor(nh);
-		if(hcursor != NULL)
-			DestroyCursor(hcursor);
-		hcursor = nh;
-	}
-	unlock(&cursor.lk);
-
-	free(and);
-	free(xor);
-
-	PostMessage(window, WM_SETCURSOR, (int)window, 0);
-}
-
-void
-cursorarrow(void)
-{
-	if(hcursor != 0) {
-		DestroyCursor(hcursor);
-		hcursor = 0;
-	}
-	SetCursor(LoadCursor(0, IDC_ARROW));
-	PostMessage(window, WM_SETCURSOR, (int)window, 0);
-}
-
-
-void
-setcolor(ulong index, ulong red, ulong green, ulong blue)
-{
-}
-
-
-uchar*
-clipreadunicode(HANDLE h)
-{
-	Rune *p;
-	int n;
-	uchar *q;
-	
-	p = GlobalLock(h);
-	n = wstrutflen(p)+1;
-	q = malloc(n);
-	wstrtoutf(q, p, n);
-	GlobalUnlock(h);
-
-	return q;
-}
-
-uchar *
-clipreadutf(HANDLE h)
-{
-	uchar *p;
-
-	p = GlobalLock(h);
-	p = strdup(p);
-	GlobalUnlock(h);
-	
-	return p;
-}
-
-char*
-clipread(void)
-{
-	HANDLE h;
-	uchar *p;
-
-	if(!OpenClipboard(window)) {
-		oserror();
-		return strdup("");
-	}
-
-	if((h = GetClipboardData(CF_UNICODETEXT)))
-		p = clipreadunicode(h);
-	else if((h = GetClipboardData(CF_TEXT)))
-		p = clipreadutf(h);
-	else {
-		oserror();
-		p = strdup("");
-	}
-	
-	CloseClipboard();
-	return p;
-}
-
-int
-clipwrite(char *buf)
-{
-	HANDLE h;
-	char *p, *e;
-	Rune *rp;
-	int n = strlen(buf);
-
-	if(!OpenClipboard(window)) {
-		oserror();
-		return -1;
-	}
-
-	if(!EmptyClipboard()) {
-		oserror();
-		CloseClipboard();
-		return -1;
-	}
-
-	h = GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE, (n+1)*sizeof(Rune));
-	if(h == NULL)
-		panic("out of memory");
-	rp = GlobalLock(h);
-	p = buf;
-	e = p+n;
-	while(p<e)
-		p += chartorune(rp++, p);
-	*rp = 0;
-	GlobalUnlock(h);
-
-	SetClipboardData(CF_UNICODETEXT, h);
-
-	h = GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE, n+1);
-	if(h == NULL)
-		panic("out of memory");
-	p = GlobalLock(h);
-	memcpy(p, buf, n);
-	p[n] = 0;
-	GlobalUnlock(h);
-	
-	SetClipboardData(CF_TEXT, h);
-
-	CloseClipboard();
-	return n;
-}
-
-int
-atlocalconsole(void)
-{
-	return 1;
-}
diff --git a/sys/src/cmd/unix/drawterm/gui-win32/wstrtoutf.c b/sys/src/cmd/unix/drawterm/gui-win32/wstrtoutf.c
deleted file mode 100644
index 2cdc7fd8b..000000000
--- a/sys/src/cmd/unix/drawterm/gui-win32/wstrtoutf.c
+++ /dev/null
@@ -1,35 +0,0 @@
-#include <u.h>
-#include <libc.h>
-
-int
-wstrutflen(Rune *s)
-{
-	int n;
-	
-	for(n=0; *s; n+=runelen(*s),s++)
-		;
-	return n;
-}
-
-int
-wstrtoutf(char *s, Rune *t, int n)
-{
-	int i;
-	char *s0;
-
-	s0 = s;
-	if(n <= 0)
-		return wstrutflen(t)+1;
-	while(*t) {
-		if(n < UTFmax+1 && n < runelen(*t)+1) {
-			*s = 0;
-			return i+wstrutflen(t)+1;
-		}
-		i = runetochar(s, t);
-		s += i;
-		n -= i;
-		t++;
-	}
-	*s = 0;
-	return s-s0;
-}