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cursor.c

/* Copyright (c) 1994 David Hogan, 2000 Benjamin Drieu, see README for licence details */
#include <stdio.h>
#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include "dat.h"
#include "fns.h"

Cursor  target;
Cursor  sweep0;
Cursor  boxcurs;
Cursor  arrow;
Pixmap  root_pixmap;

typedef struct {
    int             width;
    int             hot[2];
    unsigned char   mask[64];
    unsigned char   fore[64];
} Cursordata;

Cursordata sweep0data = {
    16,
    {7, 7},
    {0xC0, 0x03, 0xC0, 0x03, 0xC0, 0x03, 0xC0, 0x03,
     0xC0, 0x03, 0xC0, 0x03, 0xFF, 0xFF, 0xFF, 0xFF,
     0xFF, 0xFF, 0xFF, 0xFF, 0xC0, 0x03, 0xC0, 0x03,
     0xC0, 0x03, 0xC0, 0x03, 0xC0, 0x03, 0xC0, 0x03},
    {0x00, 0x00, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
     0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0xFE, 0x7F,
     0xFE, 0x7F, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
     0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x00, 0x00}
};

Cursordata boxcursdata = {
    16,
    {7, 7},
    {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
     0xFF, 0xFF, 0x1F, 0xF8, 0x1F, 0xF8, 0x1F, 0xF8,
     0x1F, 0xF8, 0x1F, 0xF8, 0x1F, 0xF8, 0xFF, 0xFF,
     0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
    {0x00, 0x00, 0xFE, 0x7F, 0xFE, 0x7F, 0xFE, 0x7F,
     0x0E, 0x70, 0x0E, 0x70, 0x0E, 0x70, 0x0E, 0x70,
     0x0E, 0x70, 0x0E, 0x70, 0x0E, 0x70, 0x0E, 0x70,
     0xFE, 0x7F, 0xFE, 0x7F, 0xFE, 0x7F, 0x00, 0x00}
};

Cursordata sightdata = {
    16,
    {7, 7},
    {0xF8, 0x1F, 0xFC, 0x3F, 0xFE, 0x7F, 0xDF, 0xFB,
     0xCF, 0xF3, 0xC7, 0xE3, 0xFF, 0xFF, 0xFF, 0xFF,
     0xFF, 0xFF, 0xFF, 0xFF, 0xC7, 0xE3, 0xCF, 0xF3,
     0xDF, 0x7B, 0xFE, 0x7F, 0xFC, 0x3F, 0xF8, 0x1F,},
    {0x00, 0x00, 0xF0, 0x0F, 0x8C, 0x31, 0x84, 0x21,
     0x82, 0x41, 0x82, 0x41, 0x82, 0x41, 0xFE, 0x7F,
     0xFE, 0x7F, 0x82, 0x41, 0x82, 0x41, 0x82, 0x41,
     0x84, 0x21, 0x8C, 0x31, 0xF0, 0x0F, 0x00, 0x00,}
};

Cursordata arrowdata = {
    16,
    {1, 1},
    {0xFF, 0x07, 0xFF, 0x07, 0xFF, 0x03, 0xFF, 0x00,
     0xFF, 0x00, 0xFF, 0x01, 0xFF, 0x03, 0xFF, 0x07,
     0xE7, 0x0F, 0xC7, 0x1F, 0x83, 0x3F, 0x00, 0x7F,
     0x00, 0xFE, 0x00, 0x7C, 0x00, 0x38, 0x00, 0x10,},
    {0x00, 0x00, 0xFE, 0x03, 0xFE, 0x00, 0x3E, 0x00,
     0x7E, 0x00, 0xFE, 0x00, 0xF6, 0x01, 0xE6, 0x03,
     0xC2, 0x07, 0x82, 0x0F, 0x00, 0x1F, 0x00, 0x3E,
     0x00, 0x7C, 0x00, 0x38, 0x00, 0x10, 0x00, 0x00,}
};

Cursordata whitearrow = {
    16,
    {0, 0},
    {0xFF, 0x07, 0xFF, 0x07, 0xFF, 0x03, 0xFF, 0x00,
     0xFF, 0x00, 0xFF, 0x01, 0xFF, 0x03, 0xFF, 0x07,
     0xE7, 0x0F, 0xC7, 0x1F, 0x83, 0x3F, 0x00, 0x7F,
     0x00, 0xFE, 0x00, 0x7C, 0x00, 0x38, 0x00, 0x10,},
    {0xFF, 0x07, 0xFF, 0x07, 0x83, 0x03, 0xC3, 0x00,
     0xC3, 0x00, 0x83, 0x01, 0x1B, 0x03, 0x3F, 0x06,
     0x67, 0x0C, 0xC7, 0x18, 0x83, 0x31, 0x00, 0x63,
     0x00, 0xC6, 0x00, 0x6C, 0x00, 0x38, 0x00, 0x10,}
};

Cursordata blittarget = {
    18,
    {8, 8},
    {0xe0, 0x1f, 0x00, 0xf0, 0x3f, 0x00, 0xf8, 0x7f, 0x00,
     0xfc, 0xff, 0x00, 0xfe, 0xff, 0x01, 0xff, 0xff, 0x03,
     0xff, 0xff, 0x03, 0xff, 0xff, 0x03, 0xff, 0xff, 0x03,
     0xff, 0xff, 0x03, 0xff, 0xff, 0x03, 0xff, 0xff, 0x03,
     0xff, 0xff, 0x03, 0xfe, 0xff, 0x01, 0xfc, 0xff, 0x00,
     0xf8, 0x7f, 0x00, 0xf0, 0x3f, 0x00, 0xe0, 0x1f, 0x00},
    {0x00, 0x00, 0x00, 0xc0, 0x0f, 0x00, 0xf0, 0x3f, 0x00,
     0x38, 0x73, 0x00, 0x8c, 0xc7, 0x00, 0xec, 0xdf, 0x00,
     0x66, 0x9b, 0x01, 0x36, 0xb3, 0x01, 0xfe, 0xff, 0x01,
     0xfe, 0xff, 0x01, 0x36, 0xb3, 0x01, 0x66, 0x9b, 0x01,
     0xec, 0xdf, 0x00, 0x8c, 0xc7, 0x00, 0x38, 0x73, 0x00,
     0xf0, 0x3f, 0x00, 0xc0, 0x0f, 0x00, 0x00, 0x00, 0x00}
};

Cursordata blitarrow = {
    18,
    {1, 1},
    {0xff, 0x0f, 0x00, 0xff, 0x07, 0x00, 0xff, 0x03, 0x00,
     0xff, 0x00, 0x00, 0xff, 0x00, 0x00, 0xff, 0x01, 0x00,
     0xff, 0x03, 0x00, 0xff, 0x07, 0x00, 0xe7, 0x0f, 0x00,
     0xc7, 0x1f, 0x00, 0x87, 0x3f, 0x00, 0x03, 0x7f, 0x00,
     0x01, 0xfe, 0x00, 0x00, 0xfc, 0x01, 0x00, 0xf8, 0x03,
     0x00, 0xf0, 0x01, 0x00, 0xe0, 0x00, 0x00, 0x40, 0x00},
    {0x00, 0x00, 0x00, 0xfe, 0x03, 0x00, 0xfe, 0x00, 0x00,
     0x3e, 0x00, 0x00, 0x7e, 0x00, 0x00, 0xfe, 0x00, 0x00,
     0xf6, 0x01, 0x00, 0xe6, 0x03, 0x00, 0xc2, 0x07, 0x00,
     0x82, 0x0f, 0x00, 0x00, 0x1f, 0x00, 0x00, 0x3e, 0x00,
     0x00, 0x7c, 0x00, 0x00, 0xf8, 0x00, 0x00, 0xf0, 0x01,
     0x00, 0xe0, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00}
};

Cursordata blitsweep = {
    18,
    {8, 8},
    {0xc4, 0xff, 0x03, 0xce, 0xff, 0x03, 0xdf, 0xff, 0x03,
     0x3e, 0x80, 0x03, 0x7c, 0x83, 0x03, 0xf8, 0x83, 0x03,
     0xf7, 0x83, 0x03, 0xe7, 0x83, 0x03, 0xf7, 0x83, 0x03,
     0xf7, 0x83, 0x03, 0x07, 0x80, 0x03, 0x07, 0x80, 0x03,
     0x07, 0x80, 0x03, 0x07, 0x80, 0x03, 0x07, 0x80, 0x03,
     0xff, 0xff, 0x03, 0xff, 0xff, 0x03, 0xff, 0xff, 0x03},
    {0x00, 0x00, 0x00, 0x84, 0xff, 0x01, 0x0e, 0x00, 0x01,
     0x1c, 0x00, 0x01, 0x38, 0x00, 0x01, 0x70, 0x01, 0x01,
     0xe0, 0x01, 0x01, 0xc2, 0x01, 0x01, 0xe2, 0x01, 0x01,
     0x02, 0x00, 0x01, 0x02, 0x00, 0x01, 0x02, 0x00, 0x01,
     0x02, 0x00, 0x01, 0x02, 0x00, 0x01, 0x02, 0x00, 0x01,
     0x02, 0x00, 0x01, 0xfe, 0xff, 0x01, 0x00, 0x00, 0x00}
};

/*
 *  Grey tile pattern for root background
 */

#define grey_width 4
#define grey_height 2
static char grey_bits[] = {
   0x01, 0x04};

Cursor
getcursor(c)
Cursordata *c;
{
    Pixmap f, m;
    XColor bl, wh, d;

    f = XCreatePixmapFromBitmapData(dpy, root, (char *)c->fore,
        c->width, c->width, 1, 0, 1);
    m = XCreatePixmapFromBitmapData(dpy, root, (char *)c->mask,
        c->width, c->width, 1, 0, 1);
    XAllocNamedColor(dpy, DefaultColormap(dpy, screen), "black", &bl, &d);
    XAllocNamedColor(dpy, DefaultColormap(dpy, screen), "white", &wh, &d);
    return XCreatePixmapCursor(dpy, f, m, &bl, &wh,
                    c->hot[0], c->hot[1]);
}

void
initcurs()
{
    if (nostalgia) {
        arrow = getcursor(&blitarrow);
        target = getcursor(&blittarget);
        sweep0 = getcursor(&blitsweep);
        boxcurs = getcursor(&blitsweep);
    }
    else {
        arrow = getcursor(&arrowdata);
        target = getcursor(&sightdata);
        sweep0 = getcursor(&sweep0data);
        boxcurs = getcursor(&boxcursdata);
    }

    root_pixmap = XCreatePixmapFromBitmapData(dpy, root,
        grey_bits, grey_width, grey_height,
        black, white, DefaultDepth(dpy, screen));
}

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