public void click(double x, double y)
{
Line now = text.start.line;
for (; ; ) {
y -= now.start.next.format.Height;
if (y < 0) break;
now = now.next;
if (now.start.kind == Kind_word.Start) {
now = now.before;
break;
}
}
for (word = now.start.next; ; word = word.next) {
if (word.kind == Kind_word.Break || word.kind == Kind_word.End) {
pos = 0;
break;
}
if (x < word.format.WidthIncludingTrailingWhitespace) {
pos = word.get_pos(x);
break;
}
x -= word.format.WidthIncludingTrailingWhitespace;
}
}
public void del()
{
if (pos == 0 && word.length == 1) {
Word removed_word = word;
word = word.before;
pos = word.length;
removed_word.remove();
if ((word.kind == Kind_word.Letter || word.kind == Kind_word.Space || word.kind == Kind_word.MultiByte) && word.next.kind == word.kind) {
word.Str += word.next.str;
word.next.remove();
}
}
else {
word.Str = word.Str.Remove(pos, 1);
}
}
//スペース飛ばし
void neo()
{
now = now.next_over_space;
if (now.kind == Kind_word.End) throw new Exception_end();
}
public void backspace()
{
if (pos == 0) {
word = word.before;
pos = word.length;
}
if (word.kind == Kind_word.Start) return;
pos--;
del();
}
public void move_back()
{
if (word.kind == Kind_word.Start) {
pos = 1; return;
}
loop:
if (pos < 0) {
word = word.before;
pos += word.length;
goto loop;
}
}
public void move_vertical(int count)
{
Line line = word.line;
for (Word now = line.start; now != word; now = now.next) {
pos += now.length;
}
if (count > 0) {
for (int i = 0; i < count; i++) {
line = line.next;
if (line.start.kind == Kind_word.Start) {
word = line.start.before; pos = 0;
line = line.before;
return;
}
}
}
else if (count < 0) {
for (int i = 0; i < -count; i++) {
if (line.start.kind == Kind_word.Start) {
word = line.start; pos = 1;
return;
}
line = line.before;
}
}
word = line.start;
move(false);
}
public Word(String str, Kind_word kind)
{
this.str = str;
this.kind = kind;
this.format = new FormattedText(str, new System.Globalization.CultureInfo("ja"), FlowDirection.LeftToRight, FONT_FAMILY, 15.0, Brushes.Black);
next = before = this;
}
public Point get_position()
{
Point ret = new Point(0, 0);
if (word.kind == Kind_word.Break) {
if (pos == 0) {
word = word.before;
pos = word.length;
}
}
for (Line now = text.start.line; ; now = now.next) {
ret.Y += now.start.next.format.Height;
if (now == word.line) {
if (word.kind == Kind_word.Break || word.kind == Kind_word.Start) return ret;
for (Word w = now.start.next; w != word; w = w.next) {
ret.X += w.format.WidthIncludingTrailingWhitespace;
}
return ret;
}
}
}
public Line(Word start)
{
next = before = this;
this.start = start;
}
public Word(Text text)
{
this.text = text;
next = before = this;
line = new Line(this);
this.str = "\0";
this.order = 0;
this.kind = Kind_word.Start;
text.word_count++;
this.connect(new Word("\0", Kind_word.End));
}
public Compiler(Word now)
{
this.now = now;
}
void nex()
{
now = now.next;
if (now.kind == Kind_word.End) throw new Exception_end();
}
//改行とスペース飛ばし
void neox()
{
head:
now = now.next_over_space;
if (now.kind == Kind_word.Break) goto head;
if (now.kind == Kind_word.End) throw new Exception_end();
}
public void delete()
{
if (pos == word.length) {
word = word.next;
pos = 0;
}
if (word.kind == Kind_word.End) return;
del();
}
public static bool In_call(Word now)
{
if (Type_value.Call_start <= now.type && now.type <= Type_value.Call_end) return true;
else return false;
}
public String delete(Target to)
{
String ret = "";
Target start, end;
if (word == to.word) {
if (pos == to.pos) return "";
else if (pos < to.pos) {
ret += word.Str.Substring(pos, to.pos - pos);
word.Str = word.Str.Remove(pos, to.pos - pos);
}
else {
ret += word.Str.Substring(to.pos, pos - to.pos);
word.Str = word.Str.Remove(to.pos, pos - to.pos);
pos = to.pos;
}
if (word.Str.Length == 0) {
word.remove();
word = word.before;
pos = word.length;
}
goto finish;
}
else if (word.order < to.word.order) {
start = this; end = to;
}
else {
start = to; end = this;
}
ret += start.word.Str.Substring(start.pos);
start.word.Str = start.word.Str.Substring(0, start.pos);
if (start.word.Str.Length == 0) {
start.word.remove();
if (start == this) {
word = word.before;
pos = word.length;
}
}
for (Word now = start.word.next; ; ) {
if (now == end.word) {
ret += now.Str.Substring(0, end.pos);
end.word.Str = now.Str.Substring(end.pos, now.length - end.pos);
if (now.Str.Length == 0) {
if (end == this) {
word = now.next;
pos = 0;
}
now.remove();
}
else if (end == this) pos = 0;
break;
}
ret += now.Str;
now.remove();
now = now.next;
}
finish:
if (word.kind == Kind_word.Letter || word.kind == Kind_word.Space || word.kind == Kind_word.MultiByte) {
if (pos == 0 && word.kind == word.before.kind) {
word = word.before;
pos = word.length;
word.Str += word.next.Str;
word.next.remove();
}
else if (pos == word.length && word.kind == word.next.kind) {
word.Str += word.next.Str;
word.next.remove();
}
}
return ret;
}
public void connect(Word item)
{
item.before = this;
item.next = next;
next.before = item;
this.next = item;
//
item.text = this.text;
item.line = this.line;
text.word_count++;
if (item.next.order - this.order <= 1) {
Word now = text.start;
if (now == null) now = this;
int n = Int32.MaxValue / text.word_count;
for (int i = 0; i < text.word_count; i++) {
now.order = n * i;
now = now.next;
}
}
else item.order = (this.order + item.next.order) / 2;
if (item.kind == Kind_word.Break) {
Line new_line = new Line(item);
line.connect(new_line);
for(Word now = item; ; ) {
now.line = new_line;
now = now.next;
if (now.kind == Kind_word.Break || now.kind == Kind_word.End) break;
}
}
}
public void input(String text, bool call_select)
{
if (pos == 0) word = word.before;
else if (pos < word.length) {
word.split(pos);
}
List<Word> new_words = split(text);
int i = 0;
if ((word.kind == Kind_word.Letter || word.kind == Kind_word.Number || word.kind == Kind_word.Space || word.kind == Kind_word.MultiByte) && word.kind == new_words[0].kind) {
word.Str += new_words[0].str;
i = 1;
}
for ( ; i < new_words.Count; i++) {
word.connect(new_words[i]);
word = new_words[i];
}
pos = word.length;
if ((word.kind == Kind_word.Letter || word.kind == Kind_word.Number || word.kind == Kind_word.Space || word.kind == Kind_word.MultiByte) && word.kind == word.next.kind)
{
word.Str += word.next.str;
word.next.remove();
}
else
{
//now programing
}
if (call_select)select();
count += text.Length;
}
public Target(int count, Text text)
{
this.text = text;
word = text.start;
pos = count + 1;
this.count = count;
move(true);
compile = html_compile;
}
public void move_next(bool can_over)
{
if (word.kind == Kind_word.End) {
pos = 0;
return;
}
loop:
if (pos > word.length) {
pos -= word.length;
word = word.next;
if (word.kind == Kind_word.Break) {
if (can_over == false) {
pos = 0;
return;
}
}
else if (word.kind == Kind_word.End) {
pos = 0;
return;
}
goto loop;
}
}
public Target(Target origin)
{
word = origin.word;
pos = origin.pos;
text = origin.text;
compile = origin.compile;
}
public Text(Text_page canvas)
{
this.canvas = canvas;
start = new Word(this);
from = new Target(0, this); to = null;
}
public void tag_compile()
{
Tag_element here = null;
Tag_attribute tag_attribute = null;
Type_value check_type = Type_value.Tag_name;
String letter = null;
for (; ; )
{
if ((letter = html_name_compile(check_type, tags.Last(), Brushes.Aqua)) != null)
{
if (here == null)
{
here = new Tag_element() { name = letter };
check_type = Type_value.Tag_attribute;
}
else
{
switch(letter) {
case "id":
here.id = now.str;
if (ids.ContainsKey(now.str) == false) ids.Add(letter, here);
else throw new Exception_error();
break;
case "name":
here.nm = now.str;
if (names.ContainsKey(now.str) == false) names.Add(letter, here);
break;
case "class":
here.cls = now.str;
if (classes.ContainsKey(now.str) == false) classes.Add(letter, here);
break;
default:
tag_attribute = new Tag_attribute() { name = now.str };
here.attributes.Add(tag_attribute);
break;
}
now.item = here;
}
neox();
if (now.kind == Kind_word.Equal)
{
neox();
if (now.kind == Kind_word.Double_quote || now.kind == Kind_word.Single_quote)
{
string_compile(now.kind, Type_value.Tag_attribute_value, tag_attribute);
neox();
}
}
}
else if (now.kind == Kind_word.Slash)
{
now.color = Brushes.Blue;
nex();
if (now.kind == Kind_word.Compare_Right)
{
now.color = Brushes.Blue;
//now programing
return;
}
else throw new Exception_error();
}
else if (now.kind == Kind_word.Compare_Right)
{
now.color = Brushes.Blue;
tags.Add(here);
if (here.name == "style")
{
css_comile(Kind_word.Compare_Left);
now = now.before;
}
else if (here.name == "script")
{
//++js_compile();
}
return;
}
else throw new Exception_error();
}
}