xlib.c

rxvt经典的linux下的终端.小巧实用

		SelectObject(hDC, oldObj);
		drawableRelDC(w,hDC);
	}
	
	/*free(ntps);*/
	return 0;
}


/*****************************************************************\

	Function: XDrawLine
	Inputs:   display, window, geometry.

	Comments: Seems to work ok.

\*****************************************************************/

int
XDrawLine(display,w,gc,x1,y1,x2,y2)
Display *display;
Drawable w;
GC gc;
int x1,y1,x2,y2;
{
	HDC hDC;
	HPEN hpen;
	RECT da;
	HANDLE oldObj;
	xtrace("XDrawLine\n");

	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		hpen = NT_get_GC_pen(hDC,gc);
		oldObj = SelectObject(hDC,hpen);
		MoveToEx(hDC,x1,y1,NULL);
		LineTo(hDC,x2,y2);
		SelectObject(hDC, oldObj);
		drawableRelDC(w,hDC);
	}
	return 0;
}


/*****************************************************************\

	Function: XDrawLines
	Inputs:   display, window, gc, points list, number of points, mode.

	Comments: Untested.

\*****************************************************************/

int
XDrawLines(display,w,gc,points,nps,mode)
Display *display;
Drawable w;
GC gc;
XPoint *points;
int nps,mode;
{
	HPEN hpen;
	int n;
	POINT pts[1000];
	HDC hDC;
	HANDLE oldObj;
	xtrace("XDrawLines\n");

	pts->x=(LONG)points->x;
	pts->y=(LONG)points->y;

	for(n=1;n<nps;++n)
		if (mode==CoordModeOrigin)
		{
			(pts+n)->x=(LONG)(points+n)->x;
			(pts+n)->y=(LONG)(points+n)->y;
		}
		else
		{
			(pts+n)->x=(LONG)(points+n)->x+(pts+n-1)->x;
			(pts+n)->y=(LONG)(points+n)->y+(pts+n-1)->y;
		}

	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		hpen = NT_get_GC_pen(hDC,gc);
		oldObj = SelectObject(hDC,hpen);
		Polyline(hDC,pts,nps);
		SelectObject(hDC, oldObj);
		drawableRelDC(w,hDC);
	}
	return 0;
}


/*****************************************************************\

	Function: XDrawPoints
	Inputs:   display, window, gc, points list, number of points, mode.

	Comments: Untested.

\*****************************************************************/

int
XDrawPoints(display,w,gc,points,nps,mode)
Display *display;
Drawable w;
GC gc;
XPoint *points;
int nps,mode;
{
	HDC hDC;
	int n;
	xtrace("XDrawPoints\n");
	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		SetPixelV(hDC,points->x,points->y,CNUMTORGB(gc->values.foreground));
		for (n=1;n<nps;++n)
		{
			if (mode==CoordModeOrigin)
				SetPixelV(hDC,(points+n)->x,(points+n)->y,
						  CNUMTORGB(gc->values.foreground));
			else
				SetPixelV(hDC,(points+n-1)->x+(points+n)->x,
					  (points+n-1)->y+(points+n)->y,
					  CNUMTORGB(gc->values.foreground));
		}
		drawableRelDC(w,hDC);
	}
	return 0;
}
int
XDrawPoint(display,w,gc,x,y)
Display *display;
Drawable w;
GC gc;
int x,y;
{
	HDC hDC;
	xtrace("XDrawPoint\n");
	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		SetPixelV(hDC,x,y,CNUMTORGB(gc->values.foreground));
		drawableRelDC(w,hDC);
	}
	return 0;
}


/*****************************************************************\

	Function: XDrawRectangle
	Inputs:   display, window, gc, geometry

	Comments: Seems to work.

\*****************************************************************/

int
XDrawRectangle(display,w,gc,x,y,width,height)
Display *display;
Drawable w;
GC gc;
int x,y;
unsigned int width,height;
{
	HDC hDC;
	RECT rect;
	HBRUSH hbrush;
	HPEN hpen;
	HANDLE oldbrush, oldpen;
	xtrace("XDrawRectangle\n");
	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		hbrush = NT_get_GC_brush(hDC,gc);
		rect.left=(LONG)x;
		rect.right=(LONG)(x+width);
		rect.top=(LONG)y;
		rect.bottom=(LONG)(y+height);
		oldbrush = SelectObject(hDC,GetStockObject(NULL_BRUSH));
		hpen = NT_get_GC_pen(hDC,gc);
		oldpen = SelectObject(hDC,hpen);

		Rectangle(hDC,(int)rect.left,(int)rect.top,(int)rect.right,(int)rect.bottom);
		/*
		  FrameRect(hDC,&rect,hbrush);
		*/
		SelectObject(hDC, oldbrush);
		SelectObject(hDC, oldpen);
		drawableRelDC(w,hDC);
	}
	return 0;
}


/*****************************************************************\

	Function: XDrawSegments
	Inputs: display, window, gc, segment list, number of segments.

	Comments: Untested.

\*****************************************************************/

int
XDrawSegments(display,w,gc,segs,nsegs)
Display *display;
Drawable w;
GC gc;
XSegment *segs;
int nsegs;
{
	HDC hDC;
	HPEN hpen;
	int n;
	HANDLE oldObj;
	xtrace("XDrawSegments\n");
	if (VALID_WINDOW(w))
	{
		hDC = drawableGetDC(w);
		hpen = NT_get_GC_pen(hDC,gc);
		oldObj = SelectObject(hDC,hpen);
		SetBkMode(hDC,TRANSPARENT);
		for (n=0;n<nsegs;n++)
		{
			MoveToEx(hDC,(segs+n)->x1,(segs+n)->y1,NULL);
			LineTo(hDC,(segs+n)->x2,(segs+n)->y2);
		}
		SelectObject(hDC, oldObj);
		drawableRelDC(w,hDC);
	}
	return 0;
}

Pixmap
XCreatePixmap(display,drawable,width,height,depth)
Display *display;
Drawable drawable;
unsigned int width, height;
unsigned int depth;
{
	RECT rct;
	NT_window *w = (NT_window *)NT_new_window();
	HDC parenthDC = drawableGetDC(drawable);
	w->hDC = CreateCompatibleDC(parenthDC);
	w->hBitmap = CreateCompatibleBitmap(parenthDC,width,height);
	SelectObject(w->hDC, w->hBitmap);

	rct.left=(LONG) 0;
	rct.right=(LONG) width;
	rct.top=(LONG) 0;
	rct.bottom=(LONG) height;
	FillRect(w->hDC, &rct, GetStockObject(WHITE_BRUSH));

	drawableRelDC(drawable,parenthDC);

	w->w = NONMAPPED_HANDLE;
	w->x=0;
	w->y=0;
	w->wdth = width;
	w->hght = height;
	w->min = depth;
	return (Pixmap)w;
}

const char revBytes[]={
	0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50,
	0xd0, 0x30, 0xb0, 0x70, 0xf0, 0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8,
	0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, 0x04,
	0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4,
	0x34, 0xb4, 0x74, 0xf4, 0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c,
	0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, 0x02, 0x82,
	0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32,
	0xb2, 0x72, 0xf2, 0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
	0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, 0x06, 0x86, 0x46,
	0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6,
	0x76, 0xf6, 0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e,
	0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, 0x01, 0x81, 0x41, 0xc1,
	0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71,
	0xf1, 0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99,
	0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, 0x05, 0x85, 0x45, 0xc5, 0x25,
	0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
	0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d,
	0xdd, 0x3d, 0xbd, 0x7d, 0xfd, 0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3,
	0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, 0x0b,
	0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb,
	0x3b, 0xbb, 0x7b, 0xfb, 0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67,
	0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, 0x0f, 0x8f,
	0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f,
	0xbf, 0x7f, 0xff
};


Pixmap
XCreateBitmapFromData(Display *display,
    Drawable drawable, const char *data,
    unsigned int width, unsigned int height)
{
	NT_window *w = (NT_window *)NT_new_window();
	HDC parenthDC = drawableGetDC(drawable);
	w->hDC = CreateCompatibleDC(parenthDC);

	{
		int i,j;
		char *newdata;
		int bytes = (width+7)>>3;
		int newbytes = (bytes&1)?bytes+1:bytes;
		newdata = allocateMemory(newbytes*height);
		for (i=0;i<height;i++)
		{
			for (j=0;j<bytes;j++)
			{
				newdata[(i*newbytes)+j]=revBytes[(unsigned char)data[(i*bytes)+j]];		
			}
		}
		w->hBitmap = CreateBitmap(width,height,1,1,newdata);
		freeMemory(newdata);
	}
	
	SelectObject(w->hDC, w->hBitmap);	
	drawableRelDC(drawable,parenthDC);
	w->x=0;
	w->y=0;
	w->wdth = width;
	w->hght = height;
	w->min = 1;
	return (Pixmap)w;
}

int
XFreePixmap(display, pixmap)
	 Display *display;
	 Pixmap pixmap;
{
	NT_window *w = (NT_window *)pixmap;
	NT_delete_window(w);
	return 0;
}

int
XCopyArea(display, src, dest, gc, src_x, src_y, width, height, dest_x, dest_y)
Display *display;
Drawable src, dest;
GC gc;
int src_x, src_y;
unsigned int width, height;
int dest_x, dest_y;
{
	HDC hsrc, hdst;
	hsrc = drawableGetDC(src);
	if (VALID_WINDOW(dest))
	{
		hdst = drawableGetDC(dest);
		(void)BitBlt(hdst,dest_x,dest_y,width,height,hsrc,src_x,src_y,SRCCOPY);
		drawableRelDC(src,hsrc);
	}
	drawableRelDC(dest,hdst);
	return 0;
}

XImage *
NT_XCreateImage()
{
	return NULL;
}

int NT_XDestroyImage(ximage)
XImage *ximage;
{
	/* freeMemory(ximage->data); */
  freeMemory(ximage);
  return 1;
}

unsigned long
NT_XGetPixel(ximage,x,y)
XImage *ximage;
int x,y;
{
	return 0;
}
int
NT_XPutPixel(ximage,x,y,pixel)
XImage *ximage;
int x,y;
unsigned long pixel;
{
	return 0;
}
XImage *
NT_XSubImage(ximage,x,y,w,h)
XImage *ximage;
int x,y;
unsigned int w,h;
{
	return NULL;
}
int
NT_XAddPixel(ximage,value)
XImage *ximage;
unsigned long value;
{
	return 0;
}

XImage *
XGetImage(display,drawable,x,y,width,height,plane_mask,format)
Display *display;
Drawable drawable;
int x,y;
unsigned int width, height;
unsigned long plane_mask;
int format;
{
	return NULL;
}

XImage *
XCreateImage(display,visual,depth,format,offset,data,width,height, bitmap_pad, bytes_per_line)
Display *display;
Visual *visual;
unsigned int depth;
int format;
int offset;
char *data;
unsigned int width, height;
int bitmap_pad, bytes_per_line;
{
    XImage *img = (XImage *) allocateMemory(sizeof(XImage));

    if (img) {
		img->depth = 24; /* depth; */
		img->format = format;
		img->xoffset = offset;
		img->data = data;
		img->width = width;
		img->height = height;
		img->bitmap_pad = 32;
		img->bytes_per_line=width*((24)>>3);
		img->bits_per_pixel = 24; /* depth; */
		img->bitmap_bit_order = LSBFirst;
		img->byte_order = MSBFirst;
		img->blue_mask = 0x0ff00000;
		img->green_mask=0x00ff0000;
		img->red_mask= 0x0000ff00;
		
		img->f.create_image = NT_XCreateImage;
		img->f.destroy_image = NT_XDestroyImage;
		img->f.get_pixel = NT_XGetPixel;
		img->f.put_pixel = NT_XPutPixel;
		img->f.sub_image = NT_XSubImage;
		img->f.add_pixel = NT_XAddPixel;
		
    }
	
	return img;
}
void
DrawBitmap(HDC hdc, HBITMAP hBitmap, int xStart, int yStart)
{
	BITMAP bm;
	HDC hdcMem;
	DWORD dwSize;
	POINT ptSize, ptOrg;
	hdcMem = CreateCompatibleDC(hdc);
	SelectObject(hdcMem, hBitmap);
	SetMapMode(hdcMem,GetMapMode(hdc));
	GetObject(hBitmap, sizeof(BITMAP), (LPVOID)&bm);
	ptSize.x = bm.bmWidth;
	ptSize.y = bm.bmHeight;
	DPtoLP(hdc, &ptSize,1);
	ptOrg.x=0;
	ptOrg.y=0;
	DPtoLP(hdcMem,&ptOrg,1);
	BitBlt(hdc,xStart,yStart,ptSize.x,ptSize.y,hdcMem,ptOrg.x,ptOrg.y,SRCCOPY);
	DeleteDC(hdcMem);
}
/*
static unsigned char wBrickBits[]={
	0xff,0x0c,0x0c,0x0c, 0xff,0xc0,0xc0,0xc0,
	0xff,0x0c,0xff,0xff, 0xff,0xff,0xc0,0xc0,
	0xff,0x0c,0xff,0xff, 0xff,0xff,0xc0,0xc0,
	0xff,0x0c,0x0c,0x0c, 0xff,0xc0,0xc0,0xc0
};
*/
int
XPutImage(display,w,gc,image,sx,sy,dx,dy,width,height)
Display *display;
Drawable w;
XImage *image;
GC gc;
int sx,sy,dx,dy;
unsigned int width,height;
{
	BITMAPINFO bmInfo;
	NT_window *pix = (NT_window *)w;
	int res;
	if (VALID_WINDOW(w))
	{
		HDC hDC = drawableGetDC(w);
		bmInfo.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
		bmInfo.bmiHeader.biWidth = width;
		bmInfo.bmiHeader.biHeight = height;
		bmInfo.bmiHeader.biPlanes = 1;
		bmInfo.bmiHeader.biBitCount = 24; /*image->depth; */
		bmInfo.bmiHeader.biCompression = BI_RGB;
		bmInfo.bmiHeader.biSizeImage = 0;
		bmInfo.bmiHeader.biXPelsPerMeter = 3600;
		bmInfo.bmiHeader.biYPelsPerMeter = 3600;
		bmInfo.bmiHeader.biClrUsed = 0;
		bmInfo.bmiHeader.biClrImportant = 0;
		res = SetDIBitsToDevice(hDC,0,0,width,height,0,0,0,height,image->data,&bmInfo,DIB_RGB_COLORS);
		/*	BitBlt(CreateDC("DISPLAY",NULL,NULL,NULL),10,0,width,height,hDC,0,0,SRCCOPY); */
		if (res==0)
			printf("SetDIBitsfailed %d\n",res,GetLastError());
		drawableRelDC(w,hDC);
	}
	return 0;
}

int
XSetWindowBackground(display, w, bg)
	 Display *display;
	 Window w;
	 unsigned long bg;
{
	NT_window *window = (NT_window *)w;
	xtrace("XSetWindowBackground\n");
	DeleteObject(window->bg);
	window->bg=CreateSolidBrush(CNUMTORGB(bg));
	return 0;
}

int
XSetWindowBackgroundPixmap(display, w, background_tile)
Display *display;
Window w;
Pixmap background_tile;
{
	NT_window *window = (NT_window *)w;
	NT_window *wpix = (NT_window *)background_tile;
	BITMAPINFO *bmInfo;
	BITMAP bm;
	int res;
	
	xtrace("XSetWindowBackgroundPixmap\n");
	if (background_tile==ParentRelative)
	{
		if (!window->parentRelative)
		{
			HBITMAP hb = NT_getWallpaper();
			if (hb!=NULL) {
				DeleteObject(window->bg);
				window->bg = CreatePatternBrush(hb);
				window->parentRelative=1;
				NT_configureNotify(window,window->x,window->y);
			}
		}
	}
	else
	{
		GetObject(wpix->hBitmap, sizeof(BITMAP), &bm);
	
		bmInfo = allocateMemory(sizeof(BITMAPINFO) + ( (bm.bmBitsPixel>>3)* bm.bmWidth*bm.bmHeight));
		bmInfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
		bmInfo->bmiHeader.biWidth = bm.bmWidth;
		bmInfo->bmiHeader.biHeight = bm.bmHeight;
		bmInfo->bmiHeader.biPlanes = 1;
		bmInfo->bmiHeader.biBitCount = bm.bmBitsPixel;
		bmInfo->bmiHeader.biCompression = BI_RGB;
		bmInfo->bmiHeader.biSizeImage =  0;
		bmInfo->bmiHeader.biClrImportant = 0; 
		bmInfo->bmiHeader.biClrUsed = 0;
	
		res =GetDIBits(wpix->hDC,wpix->hBitmap,0,bm.bmHeight,bmInfo->bmiColors,bmInfo,DIB_RGB_COLORS);
		if (res==0)
			printf("getDIBits failed %d\n",res,GetLastError());
	
		DeleteObject(window->bg);
		window->bg = CreateDIBPatternBrushPt(bmInfo, DIB_RGB_COLORS);
		freeMemory(bmInfo);
	}
}


/*****************************************************************\

	Function: XSetFillStyle
	Inputs:   display, gc, fill style.

	Comments: ZZzzz...

\*****************************************************************/

int
XSetFillStyle(display,gc,fs)