Пример #1
0
/* DRAW A RECTANGULAR BOX WITH THICKNESS OF "THICK" */
void draw_box(int x0, int y0, int xp, int yp, int thick)
{
    int i;

    /*PARAMETERS:
       x0 = leftmost position
       y0 = topmost position
       xp = rightmost position
       yp = bottommost position
       thick = thickness
       i = individual screen pixels
     */

    for (i = 0; i <= thick; i++) {
	R_move_abs(x0 + i, y0 + i);
	R_cont_abs(x0 + i, yp - i);
	R_cont_abs(xp - i, yp - i);
	R_cont_abs(xp - i, y0 + i);
	R_cont_abs(x0 + i, y0 + i);

	R_move_abs(x0 - i, y0 - i);
	R_cont_abs(x0 - i, yp + i);
	R_cont_abs(xp + i, yp + i);
	R_cont_abs(xp + i, y0 - i);
	R_cont_abs(x0 - i, y0 - i);
    }
    R_flush();

    return;
}
Пример #2
0
static int pick(int x, int y, int button)
{
    int n;

    if (inbox(&more, x, y)) {
	cancel_which();
	if (page + 1 >= npages)
	    return 0;
	page++;
	return -1;
    }
    if (inbox(&less, x, y)) {
	cancel_which();
	if (page == 0)
	    return 0;
	page--;
	return -1;
    }
    if (inbox(&cancel, x, y)) {
	if (which == -2)
	    return -2;
	cancel_which();
	which = -2;
	R_standard_color(RED);
	Outline_box(cancel.top, cancel.bottom, cancel.left, cancel.right);
	R_flush();
	return 0;
    }
    /* search name list. handle double click */
    for (n = 0; n < count; n++)
	if (inbox(&list[n].box, x, y)) {
	    if (n == which)	/* second click! */
		return 1;
	    cancel_which();
	    which = n;
	    R_standard_color(RED);
	    Outline_box(list[n].box.top, list[n].box.bottom,
			list[n].box.left, list[n].box.right);
	    R_flush();
	    return 0;		/* ignore first click */
	}

    cancel_which();
    return 0;
}
Пример #3
0
static int cancel_which(void)
{
    if (which == -2) {
	R_standard_color(BLACK);
	Outline_box(cancel.top, cancel.bottom, cancel.left, cancel.right);
    }
    else if (which >= 0) {
	R_standard_color(BLACK);
	Outline_box(list[which].box.top, list[which].box.bottom,
		    list[which].box.left, list[which].box.right);
    }
    which = -1;
    R_flush();

    return 0;
}
Пример #4
0
int Menu_msg(char *msg)
{
    int size, edge;

    size = VIEW_MENU->nrows - 4;
    edge = 2;

    Erase_view(VIEW_MENU);

    if (*msg) {
	R_text_size(size, size);
	R_standard_color(BLACK);
	Text(msg, VIEW_MENU->top, VIEW_MENU->bottom,
	     VIEW_MENU->left, VIEW_MENU->right, edge);
    }
    R_flush();
    replot = 1;

    return 0;
}
Пример #5
0
/* DRAW A CIRCLE WITH THICKNESS OF "THICK" */
void draw_circle(int x0, int y0, int xp, int yp, int thick)
{
    int i, j, xstart, ystart, x2, yr;
    double ang, xinc, yinc;

    /*PARAMETERS
       x0 = leftmost position of enclosing square
       y0 = topmost position of enclosing square
       xp = rightmost position of enclosing square
       yp = bottommost position of enclosing square
       thick = thickness in screen pixels for drawing lines
       i = index for incrementing process
       j = individual screen pixels
       x1 = x coordinate of point where
       circle touches enclosing square
       ang = angle in radians that is the
       angle to be moved in connecting
       a straight line segment to the
       previous location
     */

    for (j = 0; j < thick; j++) {

	xstart = x0 + (xp - x0) / 2;
	ystart = y0 + j;
	ang = 0.049087385;

	R_move_abs(xstart, ystart);

	for (i = 1; i < 129; i++) {
	    xinc = cos((double)i * ang / 2.0) * sin((double)i * ang / 2.0) *
		(double)(yp - y0 - 2 * j);
	    yinc = sin((double)i * ang / 2.0) * sin((double)i * ang / 2.0) *
		(double)(yp - y0 - 2 * j);
	    R_cont_abs(xstart + (int)xinc, ystart + (int)yinc);
	}
    }
    R_flush();

    return;
}
Пример #6
0
static int dobox(struct box *box, char *text, int color, int top, int left,
		 int right, int centered)
{
    int bottom;

    bottom = top + height;
    /* fill inside of box with color */
    R_standard_color(color);
    R_box_abs(left + 1, top + 1, right - 1, bottom - 1);

    /* draw box outline and text in black */
    R_standard_color(BLACK);
    Outline_box(top, bottom, left, right);
    dotext(text, top, bottom, left, right, centered);
    R_flush();

    box->top = top;
    box->bottom = bottom;
    box->left = left;
    box->right = right;

    return 0;
}
Пример #7
0
int ask_magnification(int *magnification)
{
    static int use = 1;
    int x, y;
    int height;
    int stat;
    int width;
    int top, bottom, left, right;

    static Objects objects[] = {
	OTHER(incr, &use),
	{0}
    };

    Menu_msg("");

    mag = *magnification;
    if (mag < 1)
	mag = 1;

    height = VIEW_MENU->nrows;
    R_text_size(height - 4, height - 4);


    Get_mouse_xy(&x, &y);
    top = y - height / 2;
    if (top < SCREEN_TOP)
	top = SCREEN_TOP;
    bottom = top + 4 * height;
    if (bottom >= VIEW_MENU->top) {
	top -= bottom - (VIEW_MENU->top - 1);
	bottom = VIEW_MENU->top - 1;
    }
    width = Text_width("MAGNIFICATION") + 4;
    left = x - width / 2;
    if (left < SCREEN_LEFT)
	left = SCREEN_LEFT;
    right = left + width;
    if (right > SCREEN_RIGHT) {
	left -= right - SCREEN_RIGHT;
	right = SCREEN_RIGHT;
    }

    R_panel_save(tempfile1, top, bottom, left, right);
    R_standard_color(WHITE);
    R_box_abs(left, top, right, bottom);
    R_standard_color(BLACK);
    Outline_box(top, bottom, left, right);

    plus.top = top + height;
    plus.bottom = plus.top + height;
    plus.left = left;
    plus.right = plus.left + Text_width("++") + 4;
    Outline_box(plus.top, plus.bottom, plus.left, plus.right);

    minus.top = top + height;
    minus.bottom = minus.top + height;
    minus.right = right;
    minus.left = minus.right - Text_width("--") - 4;
    Outline_box(minus.top, minus.bottom, minus.left, minus.right);

    value.top = top + height;
    value.bottom = value.top + height;
    value.left = plus.right;
    value.right = minus.left;
    Outline_box(value.top, value.bottom, value.left, value.right);

    accept.top = value.bottom;
    accept.bottom = accept.top + height;
    accept.left = left;
    accept.right = right;
    Outline_box(accept.top, accept.bottom, accept.left, accept.right);

    cancel.top = accept.bottom;
    cancel.bottom = cancel.top + height;
    cancel.left = left;
    cancel.right = right;
    Outline_box(cancel.top, cancel.bottom, cancel.left, cancel.right);

    dotext("MAGNIFICATION", top, top + height, left, right, WHITE);
    dotext("+", plus.top, plus.bottom, plus.left, plus.right, GREY);
    dotext("-", minus.top, minus.bottom, minus.left, minus.right, GREY);
    dotext("ACCEPT", accept.top, accept.bottom, accept.left, accept.right,
	   GREY);
    dotext("CANCEL", cancel.top, cancel.bottom, cancel.left, cancel.right,
	   GREY);
    draw_mag();

    stat = Input_pointer(objects);

    /* to respond to user */
    R_standard_color(WHITE);
    R_box_abs(left, top, right, bottom);
    R_flush();

    R_panel_restore(tempfile1);
    R_panel_delete(tempfile1);

    *magnification = mag;
    return stat > 0;
}
Пример #8
0
int ask_line_color(char *colors, int len1, char *xname, int position)
{
    static int use = 1;
    int pick();
    static Objects objects[] = {
	OTHER(pick, &use),
	{0}
    };

    char msg[100];
    int width;
    int len2 = 0, len;
    long offset;
    long *page_offset;
    int col, nlist;
    int line;
    int stat;
    char buf[100];
    int top, bottom, left, right, center;
    int topx, bottomx, leftx, rightx, widthx;
    char name[100], mapset[100], cur_mapset[100];
    int new_mapset;

    Menu_msg("");

    sprintf(msg, "Double click on color to assign to vector layer");

    /*
     * build a popup window at center of the screen.
     * 35% the height and wide enough to hold 2 columms of file names
     *
     * the window is for choosing file names and will be laid out in 2 columns
     *
     *             ------------------------------------------
     *             |     CANCEL           | (MORE) | (LESS) | 
     *             ------------------------------------------
     *             |             mapset                     |
     *             ------------------------------------------
     *             |      name1        |   name2            |
     *             ------------------------------------------
     *             |      name3        |   name4            |
     *             ------------------------------------------
     *             |      name5        |   name6            |
     *             |                   .                    |
     *             |                   .                    |
     *             |                   .                    |
     *             ------------------------------------------
     */

    /* height of 1 line, based on NLINES taking up 35% vertical space */
    height = (.35 * (SCREEN_BOTTOM - SCREEN_TOP)) / NLINES + 1;

    /* size of text, 80% of line height */
    text_size = .8 * height;
    size = text_size - 1;	/* fudge for computing pixels width of text */

    /* indent for the text */
    edge = .1 * height + 1;

    /* this is a fudge to determine the length of the largest text */
    len1 = 2 * len1;		/* name in 2 columns */
    len2 += strlen("mapset ");
    len = (len1 > len2 ? len1 : len2);

    /* width is for max chars plus sidecar for more/less */
    width = len * size + height;
    widthx = strlen(msg) * size;
    if (widthx < width)
	widthx = width;

    /* define the window */
    top = (SCREEN_TOP + SCREEN_BOTTOM - height * NLINES) / 2;
    bottom = top + height * NLINES;

    center = (SCREEN_LEFT + SCREEN_RIGHT) / 2;
    if (position > 0) {
	right = (center + SCREEN_RIGHT + width) / 2;
	if (right >= SCREEN_RIGHT)
	    right = SCREEN_RIGHT - 1;
	left = right - width;
    }
    else if (position < 0) {
	left = (center + SCREEN_LEFT - width) / 2;
	if (left <= SCREEN_LEFT)
	    left = SCREEN_LEFT + 1;
	right = left + width;
    }
    else {
	left = center + width / 2;
	right = left + width;
    }

    topx = top - 3 * height;
    bottomx = topx + 2 * height;
    leftx = (left + right - widthx) / 2;
    if (leftx < SCREEN_LEFT)
	leftx = SCREEN_LEFT;
    rightx = leftx + widthx;

    /* save what is under these areas, so they can be restored */
    R_panel_save(tempfile1, top, bottom, left, right);
    R_panel_save(tempfile2, topx, bottomx, leftx, rightx);

    /* fill it top with GREY, pick area with white */
    R_standard_color(WHITE);
    R_box_abs(left, top, right, bottom);
    R_standard_color(GREY);
    R_box_abs(leftx, topx, rightx, bottomx);

    R_standard_color(BLACK);
    Outline_box(top, bottom, left, right);
    right -= height;		/* reduce it to exclude sidecar */
    Outline_box(top, bottom, left, right);

    /* print messages above the files */
    dotext(msg, topx, topx + height, leftx, rightx, 1);
    dotext("Double click here to cancel", topx + height, bottomx, leftx,
	   rightx, 1);
    cancel.top = topx;
    cancel.bottom = bottomx;
    cancel.left = leftx;
    cancel.right = rightx;

    /* start the mouse in the cancel box */
    Set_mouse_xy((leftx + rightx) / 2, (topx + bottomx) / 2);

    dobox(&less, "", WHITE, top, right, right + height, 0);
    dobox(&more, "", WHITE, bottom - height, right, right + height, 0);

    /* as we read the file of names, keep track of pages so we can
     * page backward
     */
    page = 0;
    page_offset = (long *)G_calloc(npages = 1, sizeof(long));
    *page_offset = ftell(fd);

    nlist = sizeof(list) / sizeof(list[0]);
    for (stat = -1; stat < 0;) {
	line = 0;
	count = 0;
	*cur_mapset = 0;
	col = 0;
	while (1) {
	    /*
	       offset = ftell (fd);
	       if (fgets (buf, sizeof buf, fd) == NULL
	       || sscanf (buf, "%s %s", name, mapset) != 2)
	       break;
	       if(new_mapset = (strcmp (cur_mapset,mapset) != 0))
	       {
	       if(line) line++;
	       if (col) line++;
	       col = 0;
	       }
	       if (count >= nlist || line+new_mapset >= NLINES)
	       {
	       if (page+1 == npages)
	       {
	       npages++;
	       page_offset = (long *) G_realloc (page_offset, npages * sizeof (long));
	       page_offset[npages-1] = offset;
	       }
	       break;
	       }
	       if (new_mapset)
	       {
	       struct box dummy;
	       char label[100];

	       strcpy (cur_mapset, mapset);
	       sprintf (label, "Mapset %s", mapset);
	       dobox (&dummy, label, WHITE, top+line*height, left, right, 0);
	       line++;
	       }
	       if (col)
	       {
	       dobox (&list[count].box, name, GREY, top+line*height, left+width/2, right, 0);
	       line++;
	       col = 0;
	       }
	       else
	       {
	       dobox (&list[count].box, name, GREY, top+line*height, left, left+width/2, 0);
	       col = 1;
	       }
	       strcpy (list[count].name, name);
	       strcpy (list[count].mapset, mapset);
	       count++;
	       }
	       downarrow (&more, page+1 < npages ? BLACK : WHITE);
	       uparrow   (&less, page   > 0      ? BLACK : WHITE);
	       which = -1;
	       switch(Input_pointer(objects))
	       {
	       case -1: /* more or less */
	    break;
case -2:			/* cancel */
	    stat = 0;
	    continue;
default:			/* file picked */
	    strcpy(xname, list[which].name);
	    stat = 1;
	    continue;
	}
	fseek(fd, page_offset[page], 0);
	R_standard_color(WHITE);
	R_box_abs(left + 1, top + 1, right - 1, bottom - 1);
    }

    /* all done. restore what was under the window */
    right += height;		/* move it back over the sidecar */
    R_standard_color(WHITE);
    R_box_abs(left, top, right, bottom);
    R_panel_restore(tempfile1);
    R_panel_restore(tempfile2);
    R_panel_delete(tempfile1);
    R_panel_delete(tempfile2);
    R_flush();

    G_free(page_offset);
    return stat;
}
Пример #9
0
int analyze(void)
{
    static int use = 1;

    static Objects objects[] = {
	MENU("DONE", done, &use),
	MENU("PRINT", to_printer, &use),
	MENU("FILE", to_file, &use),
	MENU("OVERLAY", do_warp, &use),
	MENU(delete_msg, delete_mark, &use),
	INFO("Transform->", &use),
	MENU(order_msg, get_order, &use),
	INFO(pick_msg, &use),
	OTHER(pick, &use),
	{0}
    };

    int color;
    int tsize;
    int cury;
    int len;
    int line;
    int top, bottom, left, right, width, middle, nums;

    /* to give user a response of some sort */
    Menu_msg("Preparing analysis ...");

    /*
     * build a popup window at center of the screen.
     * 35% the height and wide enough to hold the report
     *
     */

    /* height of 1 line, based on NLINES taking up 35% vertical space */
    height = (.35 * (SCREEN_BOTTOM - SCREEN_TOP)) / NLINES + 1;

    /* size of text, 80% of line height */
    tsize = .8 * height;
    size = tsize - 2;		/* fudge for computing pixels width of text */

    /* indent for the text */
    edge = .1 * height + 1;

    /* determine the length, in chars, of printed line */
    FMT0(buf, 0);
    nums = strlen(buf) * size;
    FMT1(buf, 0.0, 0.0, 0.0);
    len = strlen(buf);
    middle = len * size;
    FMT2(buf, 0.0, 0.0, 0.0, 0.0);
    len += strlen(buf);

    /* width is for max chars plus sidecar for more/less */
    width = len * size + nums + 2 * height;
    if ((SCREEN_RIGHT - SCREEN_LEFT) < width)
	width = SCREEN_RIGHT - SCREEN_LEFT;


    /* define the window */
    bottom = VIEW_MENU->top - 1;
    top = bottom - height * NLINES;


    left = SCREEN_LEFT;
    right = left + width;
    middle += left + nums;
    nums += left;

    /* save what is under this area, so it can be restored */
    R_panel_save(tempfile1, top, bottom + 1, left, right + 1);


    /* fill it with white */
    R_standard_color(BACKGROUND);
    R_box_abs(left, top, right, bottom);

    right -= 2 * height;	/* reduce it to exclude sidecar */

    /* print messages in message area */
    R_text_size(tsize, tsize);


    /* setup the more/less boxes in the sidecar */
    R_standard_color(BLACK);
    less.top = top;
    less.bottom = top + 2 * height;
    less.left = right;
    less.right = right + 2 * height;
    Outline_box(less.top, less.bottom, less.left, less.right);

    more.top = bottom - 2 * height;
    more.bottom = bottom;
    more.left = right;
    more.right = right + 2 * height;
    Outline_box(more.top, more.bottom, more.left, more.right);

    /*
     * top two lines are for column labels
     * last two line is for overall rms error.
     */
    nlines = NLINES - 3;
    first_point = 0;

    /* allocate predicted values */
    xres = (double *)G_calloc(group.points.count, sizeof(double));
    yres = (double *)G_calloc(group.points.count, sizeof(double));
    gnd = (double *)G_calloc(group.points.count, sizeof(double));

    /* compute transformation for the first time */
    compute_transformation();

    /* put head on the report */
    cury = top;
    dotext(LHEAD1, cury, cury + height, left, middle, 0, BLACK);
    dotext(RHEAD1, cury, cury + height, middle, right - 1, 0, BLACK);
    cury += height;
    dotext(LHEAD2, cury, cury + height, left, middle, 0, BLACK);
    dotext(RHEAD2, cury, cury + height, middle, right - 1, 0, BLACK);
    cury += height;
    R_move_abs(left, cury - 1);
    R_cont_abs(right, cury - 1);

    /* isolate the sidecar */
    R_move_abs(right, top);
    R_cont_abs(right, bottom);

    /* define report box */
    report.top = cury;
    report.left = left;
    report.right = right;

    /* lets do it */

    pager = 1;
    while (1) {
	R_text_size(tsize, tsize);
	line = 0;
	curp = first_point;
	cury = top + 2 * height;
	while (1) {
	    if (line >= nlines || curp >= group.points.count)
		break;
	    line++;

	    if (!delete_mode)
		color = BLACK;
	    else
		color = BLUE;

	    if (group.equation_stat > 0 && group.points.status[curp] > 0) {
		/* color = BLACK; */
		FMT1(buf, xres[curp], yres[curp], gnd[curp]);
		if (curp == xmax || curp == ymax || curp == gmax)
		    color = RED;
		dotext(buf, cury, cury + height, nums, middle, 0, color);
	    }
	    else if (group.points.status[curp] > 0)
		dotext("?", cury, cury + height, nums, middle, 1, color);
	    else
		dotext("not used", cury, cury + height, nums, middle, 1,
		       color);

	    if (pager) {
		FMT0(buf, curp + 1);
		dotext(buf, cury, cury + height, left, nums, 0, color);
		FMT2(buf,
		     group.points.e1[curp],
		     group.points.n1[curp],
		     group.points.e2[curp], group.points.n2[curp]);
		dotext(buf, cury, cury + height, middle, right - 1, 0, color);
	    }
	    cury += height;
	    curp++;
	}
	report.bottom = cury;
	downarrow(&more, curp < group.points.count ? color : BACKGROUND);
	uparrow(&less, first_point > 0 ? color : BACKGROUND);
	R_standard_color(BACKGROUND);
	R_box_abs(left, cury, right - 1, bottom);
	if (group.equation_stat < 0) {

	    if (group.equation_stat == -1) {
		color = RED;
		strcpy(buf, "Poorly placed control points");
	    }
	    else {
		if (group.equation_stat == -2)
		    G_fatal_error("NOT ENOUGH MEMORY");
		else
		    G_fatal_error("PARAMETER ERROR");
	    }

	}
	else if (group.equation_stat == 0) {
	    color = RED;
	    strcpy(buf, "No active control points");
	}
	else {
	    color = BLACK;
	    sprintf(buf, "Overall rms error: %.2f", rms);
	}
	dotext(buf, bottom - height, bottom, left, right - 1, 0, color);
	R_standard_color(BLACK);
	R_move_abs(left, bottom - height);
	R_cont_abs(right - 1, bottom - height);

	pager = 0;
	which = -1;
	if (Input_pointer(objects) < 0)
	    break;
	display_points(1);
    }

    /* all done. restore what was under the window */
    right += 2 * height;	/* move it back over the sidecar */
    R_standard_color(BACKGROUND);
    R_box_abs(left, top, right, bottom);
    R_panel_restore(tempfile1);
    R_panel_delete(tempfile1);
    R_flush();

    G_free(xres);
    G_free(yres);
    G_free(gnd);
    I_put_control_points(group.name, &group.points);
    display_points(1);
    return 0;			/* return but don't QUIT */
}
Пример #10
0
static int pick(int x, int y)
{
    int n;
    int cur;

    cur = which;
    cancel_which();
    if (inbox(&more, x, y)) {
	if (curp >= group.points.count)
	    return 0;
	first_point = curp;
	pager = 1;
	return 1;
    }
    if (inbox(&less, x, y)) {
	if (first_point == 0)
	    return 0;
	first_point -= nlines;
	if (first_point < 0)
	    first_point = 0;
	pager = 1;
	return 1;
    }
    if (!inbox(&report, x, y)) {
	return 0;
    }

    n = (y - report.top) / height;
    if (n == cur) {		/* second click! */
	if (!delete_mode) {
	    group.points.status[first_point + n] =
		!group.points.status[first_point + n];
	    compute_transformation();
	    show_point(first_point + n, 1);
	    return 1;
	}
	else {
	    delete_control_point(first_point + n);
	    first_point = 0;
	    compute_transformation();
	    pager = 1;
	    return 1;
	}
    }

    /* first click */
    which = n;
    show_point(first_point + n, 0);
    if (!delete_mode)
	R_standard_color(RED);
    else
	R_standard_color(ORANGE);

    Outline_box((report.top + n * height) + 1, report.top + (n + 1) * height,
		report.left, report.right - 1);

    R_flush();

    return 0;			/* ignore first click */

}
Пример #11
0
static int draw_objects(Objects * objects)
{
    Objects *obj;
    int top, bottom, left, right;
    int size, edge;


    /* erase the menu window */
    Erase_view(VIEW_MENU);
    R_flush();

    /* determine sizes and text indentation */
    size = VIEW_MENU->nrows - 4;
    edge = 2;

    R_text_size(size, size);

    left = VIEW_MENU->left;
    top = VIEW_MENU->top;
    bottom = VIEW_MENU->bottom;


    /* put the (boxed) text on the menu view */
    for (obj = objects; obj->type; obj++) {
	if (!visible(obj))
	    continue;
	switch (obj->type) {
	case OPTION_OBJECT:
	case MENU_OBJECT:
	    right = left + 2 * edge + Text_width(obj->label);
	    obj->left = left;
	    obj->right = right;
	    obj->top = top;
	    obj->bottom = bottom;

	    R_standard_color(FILL_COLOR);
	    R_box_abs(left, top, right, bottom);

	    R_standard_color(TEXT_COLOR);
	    Text(obj->label, top, bottom, left, right, edge);

	    R_standard_color(OUTLINE_COLOR);
	    Outline_box(top, bottom, left, right);

	    left = right;
	    break;

	case INFO_OBJECT:
	    if (*obj->label == 0)
		break;
	    if (*obj->status < 0)
		break;
	    right = left + 2 * edge + Text_width(obj->label);
	    R_standard_color(BLACK);
	    Text(obj->label, top, bottom, left, right, edge);

	    left = right;
	    break;
	}
    }
    draw_option_boxes(objects);
    R_flush();

    return 0;
}