-/* Draw scroll hint (a line stating that there are "dist" more elements of
+/* Draw scroll hint (a line saying that there are "dist" more elements of
* "unit" further into the direction symbolized by the "dir" char) into virtual
- * screen pad, onto an appropriate edge of "frame": the left or right edge if
- * "dir" is "<" or ">", or the upper or lower edge if it is "^" or "v". "start"
- * should be either the start coordinate of "frame" if it describes a window or
- * .y=, .x=wm->pad_offset if it describes the virtual screen. winscroll_hint()
- * and padscroll_hint() are wrappers to simplify the use of scroll_hint().
+ * screen pad, onto an appropriate edge of either a window or the screen; the
+ * left or right edge if "dir" is "<" or ">", or the upper or lower edge if it
+ * is "^" or "v". "start" should be either the start coordinate of a window's
+ * frame or .y=0, .x=wm->pad_offset if it describes the virtual screen pad.
+ * winscroll_hint() and padscroll_hint() are wrappers to simplify these uses.
*/
-static void scroll_hint(struct WinMeta * wm, struct Frame * frame, char dir,
+static void scroll_hint(struct WinMeta * wm, struct yx_uint16 fsize, char dir,
uint16_t dist, char * unit, struct yx_uint16 start);
static void winscroll_hint(struct WinMeta * wm, struct Win * w, char dir,
uint16_t dist);
static uint8_t refit_pad(struct WinMeta * wmeta)
{
/* Determine rightmost window column. */
- uint32_t lastwincol = 0;
- struct Win * w_p = wmeta->chain_start;
- while (w_p != 0)
+ uint32_t lastwcol = 0;
+ struct Win * wp = wmeta->chain_start;
+ while (wp != 0)
{
- if ((uint32_t) w_p->start.x + (uint32_t) w_p->frame.size.x
- > lastwincol + 1)
+ if ((uint32_t) wp->start.x + (uint32_t) wp->framesize.x > lastwcol + 1)
{
- lastwincol = (uint32_t) w_p->start.x
- + (uint32_t) w_p->frame.size.x - 1;
+ lastwcol = (uint32_t) wp->start.x + (uint32_t) wp->framesize.x - 1;
}
- w_p = w_p->next;
+ wp = wp->next;
}
/* Only resize the pad if the rightmost window column has changed. */
- if (getmaxx(wmeta->padframe.curses_win) + 1 != lastwincol)
+ if (getmaxx(wmeta->pad) + 1 != lastwcol)
{
- if (lastwincol + 2 > UINT16_MAX)
+ if (lastwcol + 2 > UINT16_MAX)
{
return 2;
}
- return (ERR == wresize(wmeta->padframe.curses_win,
- getmaxy(wmeta->padframe.curses_win),
- lastwincol + 2));
+ return (ERR == wresize(wmeta->pad, getmaxy(wmeta->pad), lastwcol + 2));
}
return 0;
}
{
w_top = w_top->prev;
}
- w->start.x = w_top->start.x + w_top->frame.size.x + 1;
+ w->start.x = w_top->start.x + w_top->framesize.x + 1;
/* Fit window below its predecessor if that one directly thrones over
* empty space wide and high enough.
*/
- uint16_t w_prev_maxy = w->prev->start.y + w->prev->frame.size.y;
- if ( w->frame.size.x <= w->prev->frame.size.x
- && w->frame.size.y < wmeta->padframe.size.y - w_prev_maxy)
+ uint16_t w_prev_maxy = w->prev->start.y + w->prev->framesize.y;
+ if ( w->framesize.x <= w->prev->framesize.x
+ && w->framesize.y < wmeta->padsize.y - w_prev_maxy)
{
w->start.x = w->prev->start.x;
w->start.y = w_prev_maxy + 1;
}
w_upup = w_upup->prev;
}
- w_prev_maxy = w_upup->start.y + w_upup->frame.size.y;
- widthdiff = (w_upup->start.x + w_upup->frame.size.x)
- - (w_up->start.x + w_up->frame.size.x);
- if ( w->frame.size.y < wmeta->padframe.size.y - w_prev_maxy
- && w->frame.size.x < widthdiff)
+ w_prev_maxy = w_upup->start.y + w_upup->framesize.y;
+ widthdiff = (w_upup->start.x + w_upup->framesize.x)
+ - (w_up->start.x + w_up->framesize.x);
+ if ( w->framesize.y < wmeta->padsize.y - w_prev_maxy
+ && w->framesize.x < widthdiff)
{
- w->start.x = w_up->start.x + w_up->frame.size.x + 1 ;
+ w->start.x = w_up->start.x + w_up->framesize.x + 1 ;
w->start.y = w_prev_maxy + 1;
break;
}
-static void scroll_hint(struct WinMeta * wm, struct Frame * frame, char dir,
+static void scroll_hint(struct WinMeta * wm, struct yx_uint16 fsize, char dir,
uint16_t dist, char * unit, struct yx_uint16 start)
{
/* Decide on alignment (vertical/horizontal?), thereby hint text space. */
char * more = "more";
- uint16_t dsc_space = frame->size.x;
+ uint16_t dsc_space = fsize.x;
if ('<' == dir || '>' == dir)
{
- dsc_space = frame->size.y;
+ dsc_space = fsize.y;
} /* vv-- 10 = max strlen for uint16_t */
char scrolldsc[1 + strlen(more) + 1 + 10 + 1 + strlen(unit) + 1 + 1];
sprintf(scrolldsc, " %d %s %s ", dist, more, unit);
uint16_t draw_offset = 0;
if ('>' == dir)
{
- draw_offset = frame->size.x - 1;
+ draw_offset = fsize.x - 1;
}
else if ('v' == dir)
{
- draw_offset = frame->size.y - 1;
+ draw_offset = fsize.y - 1;
}
uint16_t q = 0;
for (; q < dsc_space; q++)
}
if ('<' == dir || '>' == dir)
{
- mvwaddch(wm->padframe.curses_win,
- start.y + q, start.x + draw_offset, symbol);
+ mvwaddch(wm->pad, start.y + q, start.x + draw_offset, symbol);
}
else
{
- mvwaddch(wm->padframe.curses_win,
- start.y + draw_offset, start.x + q, symbol);
+ mvwaddch(wm->pad, start.y + draw_offset, start.x + q, symbol);
}
}
}
struct yx_uint16 start;
start.y = 0;
start.x = wm->pad_offset;
- scroll_hint(wm, &wm->padframe, dir, dist, "columns", start);
+ scroll_hint(wm, wm->padsize, dir, dist, "columns", start);
}
unit = "columns";
}
struct yx_uint16 start = w->start;
- scroll_hint(wm, &w->frame, dir, dist, unit, start);
+ scroll_hint(wm, w->framesize, dir, dist, unit, start);
}
static uint8_t draw_wins(struct WinMeta * wm, struct Win * w)
{
- if (ERR == wresize(w->frame.curses_win, 1, 1))
- {
- return 1;
- }
w->draw(w);
uint16_t y, x, size_y, size_x;
- getmaxyx(w->frame.curses_win, size_y, size_x);
- uint16_t offset_y = center_offset(w->center.y, size_y, w->frame.size.y);
- uint16_t offset_x = center_offset(w->center.x, size_x, w->frame.size.x);
- for (y = offset_y; y < w->frame.size.y + offset_y && y < size_y; y++)
+ size_y = w->winmapsize.y;
+ size_x = w->winmapsize.x;
+ uint16_t offset_y = center_offset(w->center.y, size_y, w->framesize.y);
+ uint16_t offset_x = center_offset(w->center.x, size_x, w->framesize.x);
+ for (y = offset_y; y < w->framesize.y + offset_y && y < size_y; y++)
{
- for (x = offset_x; x < w->frame.size.x + offset_x && x < size_x; x++)
+ for (x = offset_x; x < w->framesize.x + offset_x && x < size_x; x++)
{
- chtype ch = mvwinch(w->frame.curses_win, y, x);
- mvwaddch(wm->padframe.curses_win, w->start.y + (y - offset_y),
- w->start.x + (x - offset_x), ch);
+ chtype ch = w->winmap[(y * w->winmapsize.x) + x];
+ mvwaddch(wm->pad, w->start.y + (y - offset_y),
+ w->start.x + (x - offset_x), ch);
}
}
+ free(w->winmap);
+ w->winmap = NULL;
+ w->winmapsize.y = 0;
+ w->winmapsize.x = 0;
if (offset_y > 0)
{
winscroll_hint(wm, w, '^', offset_y + 1);
}
- if (size_y > offset_y + w->frame.size.y)
+ if (size_y > offset_y + w->framesize.y)
{
- winscroll_hint(wm, w, 'v', size_y - ((offset_y + w->frame.size.y) - 1));
+ winscroll_hint(wm, w, 'v', size_y - ((offset_y + w->framesize.y) - 1));
}
if (offset_x > 0)
{
winscroll_hint(wm, w, '<', offset_x + 1);
}
- if (size_x > offset_x + w->frame.size.x)
+ if (size_x > offset_x + w->framesize.x)
{
- winscroll_hint(wm, w, '>', size_x - ((offset_x + w->frame.size.x) - 1));
+ winscroll_hint(wm, w, '>', size_x - ((offset_x + w->framesize.x) - 1));
}
if (0 != w->next)
{
{
/* Draw vertical and horizontal border lines. */
uint16_t y, x;
- for (y = w->start.y; y <= w->start.y + w->frame.size.y; y++)
+ for (y = w->start.y; y <= w->start.y + w->framesize.y; y++)
{
- mvwaddch(pad, y, w->start.x - 1, '|');
- mvwaddch(pad, y, w->start.x + w->frame.size.x, '|');
+ mvwaddch(pad, y, w->start.x - 1, '|');
+ mvwaddch(pad, y, w->start.x + w->framesize.x, '|');
}
- for (x = w->start.x; x <= w->start.x + w->frame.size.x; x++)
+ for (x = w->start.x; x <= w->start.x + w->framesize.x; x++)
{
- mvwaddch(pad, w->start.y - 1, x, '-');
- mvwaddch(pad, w->start.y + w->frame.size.y, x, '-');
+ mvwaddch(pad, w->start.y - 1, x, '-');
+ mvwaddch(pad, w->start.y + w->framesize.y, x, '-');
}
/* Draw as much as possible of the title into center of top border line. */
char min_title_length_visible = 3; /* min. 1 char + 2 padding/decoration */
- if (w->frame.size.x >= min_title_length_visible)
+ if (w->framesize.x >= min_title_length_visible)
{
uint16_t title_offset = 0;
- if (w->frame.size.x > strlen(w->title) + 2)
+ if (w->framesize.x > strlen(w->title) + 2)
{
- title_offset = (w->frame.size.x - (strlen(w->title) + 2)) / 2;
+ title_offset = (w->framesize.x - (strlen(w->title) + 2)) / 2;
} /* +2 is for padding/decoration */
- uint16_t length_visible = strnlen(w->title, w->frame.size.x - 2);
+ uint16_t length_visible = strnlen(w->title, w->framesize.x - 2);
char title[length_visible + 3];
char decoration = ' ';
if (1 == active)
static void draw_wins_bordercorners(struct Win * w, WINDOW * pad)
{
mvwaddch(pad, w->start.y - 1, w->start.x - 1, '+');
- mvwaddch(pad, w->start.y - 1, w->start.x + w->frame.size.x, '+');
- mvwaddch(pad, w->start.y + w->frame.size.y, w->start.x - 1, '+');
- mvwaddch(pad,
- w->start.y + w->frame.size.y, w->start.x + w->frame.size.x, '+');
+ mvwaddch(pad, w->start.y - 1, w->start.x + w->framesize.x, '+');
+ mvwaddch(pad, w->start.y + w->framesize.y, w->start.x - 1, '+');
+ mvwaddch(pad, w->start.y + w->framesize.y, w->start.x + w->framesize.x,'+');
if (0 != w->next)
{
draw_wins_bordercorners(w->next, pad);
{
return 2;
}
- wmeta->padframe.size.y = maxy_test;
- wmeta->padframe.size.x = maxx_test;
+ wmeta->padsize.y = maxy_test;
+ wmeta->padsize.x = maxx_test;
wmeta->chain_start = 0;
wmeta->chain_end = 0;
wmeta->pad_offset = 0;
- WINDOW * pad_test = newpad(wmeta->padframe.size.y, 1);
+ WINDOW * pad_test = newpad(wmeta->padsize.y, 1);
if (NULL == pad_test)
{
return 1;
}
- wmeta->padframe.curses_win = pad_test;
+ wmeta->pad = pad_test;
wmeta->active = 0;
*wmp = wmeta;
return 0;
extern uint8_t init_win(struct WinMeta * wmeta, struct Win ** wp, char * title,
- int16_t height, int16_t width,
- void * data, void * func)
+ int16_t height, int16_t width, void * func)
{
struct Win * w = malloc(sizeof(struct Win));
if (NULL == w)
{
return 1;
}
- w->prev = 0;
- w->next = 0;
- w->frame.curses_win = newpad(1, 1);
- if (NULL == w->frame.curses_win)
- {
- return 1;
- }
- w->title = malloc(strlen(title) + 1);
+ w->prev = 0;
+ w->next = 0;
+ w->winmapsize.y = 0;
+ w->winmapsize.x = 0;
+ w->winmap = NULL;
+ w->title = malloc(strlen(title) + 1);
if (NULL == w->title)
{
return 1;
}
sprintf(w->title, "%s", title);
- w->data = data;
- w->draw = func;
- w->center.y = 0;
- w->center.x = 0;
+ w->draw = func;
+ w->center.y = 0;
+ w->center.x = 0;
if (0 < width)
{
- w->frame.size.x = width;
+ w->framesize.x = width;
}
else if (0 >= width)
{
- w->frame.size.x = wmeta->padframe.size.x + width;
+ w->framesize.x = wmeta->padsize.x + width;
}
- if (0 < height && height <= wmeta->padframe.size.y - 1)
+ if (0 < height && height <= wmeta->padsize.y - 1)
{
- w->frame.size.y = height;
+ w->framesize.y = height;
}
- else if (0 >= height && wmeta->padframe.size.y + (height - 1) > 0)
+ else if (0 >= height && wmeta->padsize.y + (height - 1) > 0)
{
- w->frame.size.y = wmeta->padframe.size.y + (height - 1);
+ w->framesize.y = wmeta->padsize.y + (height - 1);
}
*wp = w;
return 0;
extern void free_winmeta(struct WinMeta * wmeta)
{
- delwin(wmeta->padframe.curses_win);
+ delwin(wmeta->pad);
free(wmeta);
}
extern void free_win(struct Win * win)
{
- delwin(win->frame.curses_win);
free(win->title);
free(win);
}
{
if (new_offset >= 0
&& (new_offset < wmeta->pad_offset
- || new_offset + wmeta->padframe.size.x
- < getmaxx(wmeta->padframe.curses_win)))
+ || new_offset + wmeta->padsize.x < getmaxx(wmeta->pad)))
{
wmeta->pad_offset = new_offset;
}
extern uint8_t resize_active_win(struct WinMeta * wmeta, struct yx_uint16 size)
{
if (0 != wmeta->active
- && size.x > 0 && size.y > 0
- && size.y < wmeta->padframe.size.y)
+ && size.x > 0 && size.y > 0 && size.y < wmeta->padsize.y)
{
- wmeta->active->frame.size = size;
+ wmeta->active->framesize = size;
return update_wins(wmeta, wmeta->active); /* Positioning of following */
} /* windows may be affected. */
return 0;
/* Empty everything before filling it a-new. */
erase();
wnoutrefresh(wm->screen);
- werase(wm->padframe.curses_win);
+ werase(wm->pad);
if (wm->chain_start)
{
/* Draw windows' borders first, then windows. */
- draw_wins_borderlines(wm->chain_start, wm->active,
- wm->padframe.curses_win);
- draw_wins_bordercorners(wm->chain_start, wm->padframe.curses_win);
-
+ draw_wins_borderlines(wm->chain_start, wm->active, wm->pad);
+ draw_wins_bordercorners(wm->chain_start, wm->pad);
if (1 == draw_wins(wm, wm->chain_start))
{
return 1;
{
padscroll_hint(wm, '<', wm->pad_offset + 1);
}
- uint16_t size_x = getmaxx(wm->padframe.curses_win);
- uint16_t right_edge = wm->pad_offset + wm->padframe.size.x;
+ uint16_t size_x = getmaxx(wm->pad);
+ uint16_t right_edge = wm->pad_offset + wm->padsize.x;
if (right_edge < size_x - 1)
{
padscroll_hint(wm, '>', size_x - right_edge);
}
/* Write pad segment to be shown on physical screen to screen buffer. */
- pnoutrefresh(wm->padframe.curses_win, 0, wm->pad_offset, 0, 0,
- wm->padframe.size.y, wm->padframe.size.x - 1);
+ pnoutrefresh(wm->pad, 0, wm->pad_offset, 0, 0,
+ wm->padsize.y, wm->padsize.x - 1);
}
/* Only at the end write accumulated changes to the physical screen. */