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Annotation of researchv9/X11/src/X.V11R1/lib/X/XCrBFData.c, revision 1.1

1.1     ! root        1: #include "copyright.h"
        !             2: 
        !             3: 
        !             4: #include "Xlib.h"
        !             5: 
        !             6: /*
        !             7:  * MakeBitmap: Routine to make a pixmap from user supplied data.
        !             8:  *             D is the window the pixmap will be used in (i.e, where
        !             9:  *             to get depth from).  Data is a pointer to the bit data, and
        !            10:  *             width & height give the size in bits of the pixmap.
        !            11:  *
        !            12:  * The following format is assumed for data:
        !            13:  *
        !            14:  *    format=XYPixmap
        !            15:  *    bit_order=LSBFirst
        !            16:  *    byte_order=LSBFirst
        !            17:  *    padding=8
        !            18:  *    bitmap_unit=8
        !            19:  *    xoffset=0
        !            20:  *    no extra bytes per line
        !            21:  */  
        !            22: Pixmap XCreateBitmapFromData(display, d, data, width, height)
        !            23:      Display *display;
        !            24:      Drawable d;
        !            25:      char *data;
        !            26:      int width, height;
        !            27: {
        !            28:     XImage ximage;
        !            29:     GC gc;
        !            30:     XGCValues gcv;
        !            31:     Pixmap pix;
        !            32: 
        !            33:     pix = XCreatePixmap(display, d, width, height, 1);
        !            34:     if (!pix)
        !            35:       return(0);
        !            36:     gcv.foreground = 1;
        !            37:     gcv.background = 0;
        !            38:     gc = XCreateGC(display, pix, GCForeground|GCBackground, &gcv);
        !            39:     ximage.height = height;
        !            40:     ximage.width = width;
        !            41:     ximage.depth = 1;
        !            42:     ximage.xoffset = 0;
        !            43:     ximage.format = XYBitmap;
        !            44:     ximage.data = data;
        !            45:     ximage.byte_order = LSBFirst;
        !            46:     ximage.bitmap_unit = 8;
        !            47:     ximage.bitmap_bit_order = LSBFirst;
        !            48:     ximage.bitmap_pad = 8;
        !            49:     ximage.bytes_per_line = (width+7)/8;
        !            50: 
        !            51:     XPutImage(display, pix, gc, &ximage, 0, 0, 0, 0, width, height);
        !            52:     XFreeGC(display, gc);
        !            53:     return(pix);
        !            54: }

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