/*
* Implements the vi "^F" command.
*
* Scroll forward by a specified number of lines, or by a full page if no
* argument.
*/
int
forwpage(int f, int n)
{
LINE *lp;
int status;
if ((n = full_pages(f, n)) < 0)
return backpage(f, -n);
if ((status = (lforw(DOT.l) != buf_head(curbp))) == TRUE) {
lp = curwp->w_line.l;
n -= line_height(curwp, lp);
while (lp != buf_head(curbp)) {
lp = lforw(lp);
if ((n -= line_height(curwp, lp)) < 0)
break;
}
if (n < 0)
curwp->w_line.l = lp;
DOT.l = lp;
(void) firstnonwhite(FALSE, 1);
curwp->w_flag |= WFHARD | WFMODE;
}
return status;
}
/* ARGSUSED */
int
gotomos(int f GCC_UNUSED, int n)
{
LINE *last = DOT.l;
LINE *lp, *head;
int half = (curwp->w_ntrows + 1) / 2;
head = buf_head(curbp);
for (n = 0, lp = curwp->w_line.l; lp != head; lp = lforw(lp)) {
if (n < half)
DOT.l = lp;
if ((n += line_height(curwp, lp)) >= curwp->w_ntrows)
break;
}
if (n < curwp->w_ntrows) { /* then we hit eof before eos */
half = (n + 1) / 2; /* go back up */
for (n = 0, lp = curwp->w_line.l; lp != head; lp = lforw(lp)) {
DOT.l = lp;
if ((n += line_height(curwp, lp)) >= half)
break;
}
}
if (DOT.l != last)
curwp->w_flag |= WFMOVE;
return firstnonwhite(FALSE, 1);
}
/*
* Implements the vi "^U" command.
*
* This command is like "forwpage", but it goes backwards. It returns false
* only if the cursor is on the first line of the buffer.
*
* Unlike vi, the OPT_CVMVAS option causes the repeat-count to be interpreted as
* half-pages, rather than lines.
*/
int
backhpage(int f, int n)
{
LINE *llp, *dlp;
int status;
if ((n = half_pages(f, n)) < 0)
return forwhpage(f, -n);
llp = curwp->w_line.l;
dlp = DOT.l;
if ((status = (lback(dlp) != buf_head(curbp))) == TRUE) {
n -= line_height(curwp, dlp);
while (lback(dlp) != buf_head(curbp)) {
llp = lback(llp);
dlp = lback(dlp);
if ((n -= line_height(curwp, dlp)) < 0)
break;
}
curwp->w_line.l = llp;
DOT.l = dlp;
curwp->w_flag |= WFHARD | WFINS;
}
(void) firstnonwhite(FALSE, 1);
return status;
}
/*
* Implements the vi "L" command.
*
* Move to the last (or nth last) line in window
*/
int
gotoeos(int f, int n)
{
LINE *last = DOT.l;
int nn;
n = need_at_least(f, n, 1);
/* first get to the end */
DOT.l = curwp->w_line.l;
nn = curwp->w_ntrows;
while ((nn -= line_height(curwp, DOT.l)) > 0) {
if (is_last_line(DOT, curbp))
break;
DOT.l = lforw(DOT.l);
}
#ifdef WMDLINEWRAP
/* adjust if we pointed to a line-fragment */
if (w_val(curwp, WMDLINEWRAP)
&& nn < 0
&& DOT.l != curwp->w_line.l)
DOT.l = lback(DOT.l);
#endif
/* and then go back up */
/* (we're either at eos or eof) */
while (--n != 0) {
if (sameline(DOT, curwp->w_line))
break;
DOT.l = lback(DOT.l);
}
if (DOT.l != last)
curwp->w_flag |= WFMOVE;
return firstnonwhite(FALSE, 1);
}
/*
* Implements the vi "^B" command.
*
* This command is like "forwpage", but it goes backwards.
*/
int
backpage(int f, int n)
{
LINE *lp;
int status;
if ((n = full_pages(f, n)) < 0)
return forwpage(f, -n);
lp = curwp->w_line.l;
if (lback(lp) != buf_head(curbp)) {
while ((n -= line_height(curwp, lp)) >= 0
&& lback(lp) != buf_head(curbp))
lp = lback(lp);
curwp->w_line.l = lp;
(void) gotoeos(FALSE, 1);
curwp->w_flag |= WFHARD | WFMODE;
status = TRUE;
} else if (DOT.l != lp) {
DOT.l = lp;
curwp->w_flag |= WFHARD | WFMODE;
status = TRUE;
} else {
status = FALSE;
}
return status;
}
void BuiltIn::paint(const std::string& utf8, int x, int y, uint32_t color, Canvas* canvas) const
{
uint32_t palette[256];
color &= 0x00FFFFFF;
for (uint32_t alpha = 0; alpha < 0x100; ++alpha)
palette[alpha] = color | (alpha << 24);
auto cr = x;
auto text = utf8::to32(utf8);
for (auto&& c : text)
{
if (c == ' ')
{
x += glyph_width;
continue;
}
if (c == '\n')
{
y += line_height();
x = cr;
continue;
}
auto glyph = glyph_id(c);
if (glyph < 0) continue;
font::paint(glyph, x, y, palette, canvas);
x += glyph_width;
}
}
static void edit_layout_change(void *data)
{
EDITINFO *einf = (EDITINFO *) data;
if (!data) return;
if (!einf->iconized)
XClearArea(display, einf->drawwin_id, 0, 0, 0, 0, MP_True);
scrollbar_linesize(einf->scrollver, line_height());
}
void CSSParserLineHeight::parse(const std::string &name, const std::vector<CSSToken> &tokens, std::vector<std::unique_ptr<CSSPropertyValue> > &inout_values)
{
std::unique_ptr<CSSValueLineHeight> line_height(new CSSValueLineHeight());
size_t pos = 0;
CSSToken token = next_token(pos, tokens);
if (token.type == CSSToken::type_ident && pos == tokens.size())
{
if (equals(token.value, "normal"))
line_height->type = CSSValueLineHeight::type_normal;
else if (equals(token.value, "inherit"))
line_height->type = CSSValueLineHeight::type_inherit;
else
return;
}
else if (token.type == CSSToken::type_number && pos == tokens.size())
{
line_height->type = CSSValueLineHeight::type_number;
line_height->number = StringHelp::text_to_float(token.value);
}
else if (is_length(token) && pos == tokens.size())
{
CSSLength length;
if (parse_length(token, length))
{
line_height->type = CSSValueLineHeight::type_length;
line_height->length = length;
}
else
{
return;
}
}
else if (token.type == CSSToken::type_percentage && pos == tokens.size())
{
line_height->type = CSSValueLineHeight::type_percentage;
line_height->percentage = StringHelp::text_to_float(token.value);
}
else
{
return;
}
inout_values.push_back(std::move(line_height));
}
/*
* Implements the vi "H" command.
*
* Move to first (or nth) line in window
*/
int
gotobos(int f, int n)
{
LINE *last = DOT.l;
int nn = curwp->w_ntrows;
n = need_at_least(f, n, 1);
DOT.l = curwp->w_line.l;
while (--n != 0) {
if (is_last_line(DOT, curbp))
break;
nn -= line_height(curwp, DOT.l);
DOT.l = lforw(DOT.l);
}
if (DOT.l != last)
curwp->w_flag |= WFMOVE;
return firstnonwhite(FALSE, 1);
}
unsigned textbox::line_pixels() const
{
internal_scope_guard lock;
auto editor = get_drawer_trigger().editor();
return (editor ? editor->line_height() : 0);
}
void edit_open(void)
{
int x = INTERSPACE;
int y = INTERSPACE;
unsigned int w=4,h=4;
int i;
XSizeHints size_hints;
EDITINFO *einf;
state_window = NULL;
if ( (einf = (EDITINFO *) malloc( sizeof(EDITINFO) )) == NULL)
message(MP_ERROR, translate("Out of memory in edit."));
else {
if (!state_open)
if (!last_xpos && !last_ypos) {
last_xpos = (display_width - last_width)/2;
last_ypos = (display_height - last_height)/2;
}
einf->xpos = last_xpos;
einf->ypos = last_ypos;
einf->width = last_width;
einf->height = last_height;
einf->saved = MP_True;
einf->auto_saved = MP_True;
einf->view_mode = MP_False;
einf->empty = MP_True;
einf->iconized = MP_True;
einf->shell = MP_False;
einf->fini = MP_False;
einf->strt = MP_False;
einf->buflen=0;
einf->pid=0;
einf->prcsbuf=NULL;
einf->win_id = XCreateWindow(display, root_window, einf->xpos,
einf->ypos, einf->width, einf->height,
BORDERWIDTH, CopyFromParent, InputOutput,
visual,
edit_mask, &edit_attr);
if (state_open)
size_hints.flags = USPosition | USSize | PMinSize;
else
size_hints.flags = PPosition | PSize | PMinSize;
wm_hints.initial_state =
((iconic || as_icon) ? IconicState : NormalState);
size_hints.min_width =
size_hints.min_height = pos_y_with + SCROLLBARSIZE*3;
XSetWMProperties(display, einf->win_id, NULL, NULL,
NULL, 0, &size_hints, &wm_hints, &class_hints);
wm_hints.initial_state = NormalState;
set_protocols(einf->win_id);
i=0;
einf->headername = NULL;
einf->filename = NULL;
einf->pathname = NULL;
einf->outputname = NULL;
if (set_name(einf, NULL) &&
add_window(einf->win_id, MAINEDITWINDOW,
root_window, (void *) einf, translate(helpname[EDITHELP]))) {
while (i<NR_BUTTON &&
button_make(i, einf->win_id, translate(editbutton[perm[i]]), &x, y, 1,
(void*) einf, helpname[edithelp[i]],
NULL, NULL, edit_handle_button,
edit_handle_button, edit_handle_button, NULL))
i++,x+=BINTERSPACE;
w = sub_width(last_width);
h = sub_height(last_height);
if (i==NR_BUTTON) {
einf->drawwin_id =
XCreateWindow(display, einf->win_id,
pos_x_with, pos_y_with, w-2, h-2, 1,
CopyFromParent, InputOutput,
visual,
edit_mask, &edit_attr);
if (add_window(einf->drawwin_id, EDITWINDOW,
einf->win_id, NULL, translate(helpname[EDITSUBHELP])))
i++;
}
if (i==NR_BUTTON +1 &&
(einf->scrollhor =
scrollbar_make(HORIZONTAL, einf->win_id, pos_x_with,
pos_y_without, w, font_width(),
edit_scrollto, (void*) einf)))
i++;
if (i==NR_BUTTON+2 &&
(einf->scrollver =
scrollbar_make(VERTICAL, einf->win_id, pos_x_without,
pos_y_with, h, line_height(),
edit_scrollto, (void*) einf)))
i++;
}
if (i<NR_BUTTON+3) {
free(einf->headername);
free(einf->pathname);
free(einf->filename);
XDestroyWindow(display, einf->win_id);
destroy_window(einf->win_id);
} else {
is_opened = MP_True;
scrollbar_set(einf->scrollver, 0, 1);
scrollbar_set(einf->scrollhor, 0, 80);
move_selection = !as_icon;
einf->info = open_editwindow(&einf->drawwin_id, w-2, h-2);
move_selection = MP_False;
(void) window_changed(einf->info);
number_icon++;
number_open++;
edit_is_open = MP_True;
edit_iconized = (number_icon==number_open);
state_window = einf;
XMapSubwindows(display, einf->win_id);
XMapWindow(display, einf->win_id);
}
}
}
void CSSParserFont::parse(const std::string &propname, const std::vector<CSSToken> &tokens, std::vector<std::unique_ptr<CSSPropertyValue> > &inout_values)
{
std::unique_ptr<CSSValueFontStyle> style(new CSSValueFontStyle());
std::unique_ptr<CSSValueFontVariant> variant(new CSSValueFontVariant());
std::unique_ptr<CSSValueFontWeight> weight(new CSSValueFontWeight());
std::unique_ptr<CSSValueFontSize> size(new CSSValueFontSize());
std::unique_ptr<CSSValueLineHeight> line_height(new CSSValueLineHeight());
std::unique_ptr<CSSValueFontFamily> family(new CSSValueFontFamily());
style->type = CSSValueFontStyle::type_normal;
variant->type = CSSValueFontVariant::type_normal;
weight->type = CSSValueFontWeight::type_normal;
size->type = CSSValueFontSize::type_medium;
line_height->type = CSSValueLineHeight::type_normal;
family->type = CSSValueFontFamily::type_names;
family->names.push_back(CSSValueFontFamilyName());
bool font_style_set = false;
bool font_variant_set = false;
bool font_weight_set = false;
int normal_count = 0;
size_t pos = 0;
CSSToken token;
while (pos < tokens.size())
{
token = next_token(pos, tokens);
if (token.type == CSSToken::type_ident)
{
if (tokens.size() == 1 &&
(equals(token.value, "caption") ||
equals(token.value, "icon") ||
equals(token.value, "menu") ||
equals(token.value, "message-box") ||
equals(token.value, "small-caption") ||
equals(token.value, "status-bar")))
{
inout_values.push_back(std::move(style));
inout_values.push_back(std::move(variant));
inout_values.push_back(std::move(weight));
inout_values.push_back(std::move(size));
inout_values.push_back(std::move(line_height));
inout_values.push_back(std::move(family));
return;
}
else if (equals(token.value, "inherit") && tokens.size() == 1)
{
style->type = CSSValueFontStyle::type_inherit;
variant->type = CSSValueFontVariant::type_inherit;
weight->type = CSSValueFontWeight::type_inherit;
size->type = CSSValueFontSize::type_inherit;
line_height->type = CSSValueLineHeight::type_inherit;
family->type = CSSValueFontFamily::type_inherit;
inout_values.push_back(std::move(style));
inout_values.push_back(std::move(variant));
inout_values.push_back(std::move(weight));
inout_values.push_back(std::move(size));
inout_values.push_back(std::move(line_height));
inout_values.push_back(std::move(family));
return;
}
else if (equals(token.value, "normal")) // font-style or font-weight or font-variant
{
int allowed = 3;
if (font_style_set)
allowed--;
if (font_weight_set)
allowed--;
if (font_variant_set)
allowed--;
if (normal_count < allowed)
normal_count++;
}
else if (equals(token.value, "italic") && !font_style_set) // font-style
{
font_style_set = true;
style->type = CSSValueFontStyle::type_italic;
}
else if (equals(token.value, "oblique") && !font_style_set) // font-style
{
font_style_set = true;
style->type = CSSValueFontStyle::type_oblique;
}
else if (equals(token.value, "small-caps") && !font_variant_set) // font-variant
{
font_style_set = true;
variant->type = CSSValueFontVariant::type_small_caps;
}
else if (equals(token.value, "bold") && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_bold;
}
else if (equals(token.value, "bolder") && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_bolder;
}
else if (equals(token.value, "lighter") && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_lighter;
}
else if (token.value == "100" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_100;
}
else if (token.value == "200" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_200;
}
else if (token.value == "300" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_300;
}
else if (token.value == "400" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_400;
}
else if (token.value == "500" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_500;
}
else if (token.value == "600" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_600;
}
else if (token.value == "700" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_700;
}
else if (token.value == "800" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_800;
}
else if (token.value == "900" && !font_weight_set) // font-weight
{
font_weight_set = true;
weight->type = CSSValueFontWeight::type_900;
}
else
{
break;
}
}
else
{
break;
}
}
if (pos == tokens.size())
{
debug_parse_error(propname, tokens);
return;
}
if (token.type == CSSToken::type_ident)
{
if (equals(token.value, "xx-small"))
size->type = CSSValueFontSize::type_xx_small;
else if (equals(token.value, "x-small"))
size->type = CSSValueFontSize::type_x_small;
else if (equals(token.value, "small"))
size->type = CSSValueFontSize::type_small;
else if (equals(token.value, "medium"))
size->type = CSSValueFontSize::type_medium;
else if (equals(token.value, "large"))
size->type = CSSValueFontSize::type_large;
else if (equals(token.value, "x-large"))
size->type = CSSValueFontSize::type_x_large;
else if (equals(token.value, "xx-large"))
size->type = CSSValueFontSize::type_xx_large;
else if (equals(token.value, "smaller"))
size->type = CSSValueFontSize::type_smaller;
else if (equals(token.value, "larger"))
size->type = CSSValueFontSize::type_larger;
else if (equals(token.value, "inherit"))
size->type = CSSValueFontSize::type_inherit;
else
{
debug_parse_error(propname, tokens);
return;
}
}
else if (is_length(token))
{
CSSLength length;
if (parse_length(token, length))
{
size->type = CSSValueFontSize::type_length;
size->length = length;
}
else
{
debug_parse_error(propname, tokens);
return;
}
}
else if (token.type == CSSToken::type_percentage)
{
size->type = CSSValueFontSize::type_percentage;
size->percentage = StringHelp::text_to_float(token.value);
}
else
{
debug_parse_error(propname, tokens);
return;
}
token = next_token(pos, tokens);
if (token.type == CSSToken::type_delim && token.value == "/")
{
token = next_token(pos, tokens);
if (token.type == CSSToken::type_ident)
{
if (equals(token.value, "normal"))
line_height->type = CSSValueLineHeight::type_normal;
else if (equals(token.value, "inherit"))
line_height->type = CSSValueLineHeight::type_inherit;
else
{
debug_parse_error(propname, tokens);
return;
}
}
else if (token.type == CSSToken::type_number)
{
line_height->type = CSSValueLineHeight::type_number;
line_height->number = StringHelp::text_to_float(token.value);
}
else if (is_length(token))
{
CSSLength length;
if (parse_length(token, length))
{
line_height->type = CSSValueLineHeight::type_length;
line_height->length = length;
}
else
{
debug_parse_error(propname, tokens);
return;
}
}
else if (token.type == CSSToken::type_percentage)
{
line_height->type = CSSValueLineHeight::type_percentage;
line_height->percentage = StringHelp::text_to_float(token.value);
}
else
{
debug_parse_error(propname, tokens);
return;
}
token = next_token(pos, tokens);
}
family->names.clear();
while (true)
{
if (token.type == CSSToken::type_ident)
{
CSSValueFontFamilyName name;
if (equals(token.value, "serif"))
{
name.type = CSSValueFontFamilyName::type_serif;
}
else if (equals(token.value, "sans-serif"))
{
name.type = CSSValueFontFamilyName::type_sans_serif;
}
else if (equals(token.value, "cursive"))
{
name.type = CSSValueFontFamilyName::type_cursive;
}
else if (equals(token.value, "fantasy"))
{
name.type = CSSValueFontFamilyName::type_fantasy;
}
else if (equals(token.value, "monospace"))
{
name.type = CSSValueFontFamilyName::type_monospace;
}
else if (equals(token.value, "default"))
{
// reserved for future use
return;
}
else if (equals(token.value, "initial"))
{
// reserved for future use
return;
}
else
{
name.type = CSSValueFontFamilyName::type_family_name;
}
if (name.type == CSSValueFontFamilyName::type_family_name)
{
name.name = token.value;
while (pos != tokens.size())
{
token = tokens[pos++];
if (token.type == CSSToken::type_whitespace)
{
name.name += " ";
}
else if (token.type == CSSToken::type_ident)
{
name.name += token.value;
}
else if (token.type == CSSToken::type_delim && token.value == ",")
{
break;
}
}
family->names.push_back(name);
if (pos == tokens.size())
break;
token = next_token(pos, tokens);
}
else
{
family->names.push_back(name);
if (pos == tokens.size())
break;
token = next_token(pos, tokens);
if (token.type != CSSToken::type_delim || token.value != ",")
{
debug_parse_error(propname, tokens);
return;
}
token = next_token(pos, tokens);
}
}
else if (token.type == CSSToken::type_string)
{
CSSValueFontFamilyName name;
name.type = CSSValueFontFamilyName::type_family_name;
name.name = token.value;
family->names.push_back(name);
if (pos == tokens.size())
break;
token = next_token(pos, tokens);
if (token.type != CSSToken::type_delim || token.value != ",")
{
debug_parse_error(propname, tokens);
return;
}
token = next_token(pos, tokens);
}
else
{
debug_parse_error(propname, tokens);
return;
}
}
inout_values.push_back(std::move(style));
inout_values.push_back(std::move(variant));
inout_values.push_back(std::move(weight));
inout_values.push_back(std::move(size));
inout_values.push_back(std::move(line_height));
inout_values.push_back(std::move(family));
}