1,31 → 1,6 |
|
void PreparePage() |
void ParseTxt() |
{ |
list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, kfont.size.pt+2); |
strcpy(#title, history.current()+strrchr(history.current(),'/')); |
//get font chars width, need to increase performance |
get_label_symbols_size(); |
ChangeCharset(charsets[encoding], "CP866", io.buffer_data); |
link.clear(); |
if (strstri(io.buffer_data, "<html")==-1) { |
debugln("no <html> found"); |
DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceTxt(false); //get page height to calculate buffer size |
DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true); //draw text in buffer |
} else { |
debugln("<html> tag found"); |
DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceHtml(false); //get page height to calculate buffer size |
// debugln("DONE STEP 2"); |
DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true); //draw text in buffer |
// debugln("DONE STEP 3"); |
} |
strcat(#title, " - Aelia"); |
DrawTitle(#title); |
DrawProgress(STEP_4_SMOOTH_FONT); kfont.ApplySmooth(); |
DrawProgress(STEP_5_STOP); DrawPage(); |
} |
|
void ParceTxt(byte draw) |
{ |
_canvas canvas; |
byte ch, zeroch=0; |
dword bufoff, buflen, line_start, srch_pos; |
int stroka_y=5, line_length=0; |
44,9 → 19,9 |
if (srch_pos == line_start) break; //no white space found in whole line |
srch_pos--; |
} |
if (draw==true) { |
if (kfont.size.height) { |
ESBYTE[bufoff] >< zeroch; //set line end |
WriteTextIntoBuf(8, stroka_y, 0x000000, line_start); |
canvas.write_text(8, stroka_y, 0x000000, line_start); |
ESBYTE[bufoff] >< zeroch; //restore line |
} |
stroka_y += list.item_h; |
54,146 → 29,315 |
line_length = 0; |
} |
} |
if (draw==false) { |
if (!kfont.size.height) { |
list.count = stroka_y/list.item_h+3; |
if (list.count < list.visible) list.count = list.visible; |
kfont.size.height = list.count+5*list.item_h; |
kfont.raw_size = 0; |
ParseTxt(); |
} |
if (draw==true) WriteTextIntoBuf(8, stroka_y, 0x000000, line_start); |
else canvas.write_text(8, stroka_y, 0x000000, line_start); |
} |
|
|
/*======================================================== |
= = |
= HTML = |
= STYLE = |
= = |
========================================================*/ |
|
#define HTML_PADDING_X 8; |
#define HTML_PADDING_Y 5; |
|
struct _style { |
bool b, u, i, s; |
bool h1, h2, h3, h4, h5, h6; |
bool a; |
bool pre; |
bool ignore; |
dword color; |
void clear(); |
}; |
|
void ParceHtml(byte draw) |
void _style::clear() |
{ |
dword DOM_start, DOM_end, DOM_len, DOM_pos, aux2; |
int stroka_x = HTML_PADDING_X; |
int stroka_y = HTML_PADDING_Y; |
int size_pt_change = 0; |
b=u=i=s=0; |
h1=h2=h3=h4=h5=h6=0; |
a=0; |
pre=0; |
ignore=0; |
color=0; |
} |
|
/*======================================================== |
= = |
= TAG = |
= = |
========================================================*/ |
struct _tag { |
dword start; |
dword end; |
dword name; |
dword param[10]; |
dword value[10]; |
void parse(); |
int nameis(); |
}; |
|
void _tag::parse() |
{ |
strlwr(name); |
} |
|
int _tag::nameis(dword _in_tag_name) |
{ |
if (name) && (strcmp(_in_tag_name, start)==0) return true; |
return false; |
} |
|
/*======================================================== |
= = |
= DRAW = |
= = |
========================================================*/ |
struct _draw |
{ |
dword x; |
dword y; |
void init(); |
void line_break(); |
}; |
|
void _draw::init() |
{ |
x = HTML_PADDING_X; |
y = HTML_PADDING_Y; |
} |
void _draw::line_break() |
{ |
y+= list.item_h; |
x = HTML_PADDING_X; |
} |
|
/*======================================================== |
= = |
= BUF = |
= = |
========================================================*/ |
struct _buf |
{ |
dword pointer; |
dword len; |
dword start; |
dword end; |
void init(); |
}; |
|
void _buf::init(dword _buf_pointer, _buf_len) |
{ |
pointer = _buf_pointer; |
len = _buf_len; |
start = malloc(len); |
end = start + len; |
strlcpy(start, pointer, len); |
} |
|
/*======================================================== |
= = |
= TEXT = |
= = |
========================================================*/ |
struct _text { |
int size_pt_change; |
dword start; |
dword end; |
}; |
|
/* |
dword line_break; |
byte ch, zeroch; |
_text text; |
_tag tag; |
tag.clear(); |
style.clear(); |
/* Create DOM */ |
debugln("creating DOM"); |
DOM_len = strlen(io.buffer_data); |
DOM_start = malloc(DOM_len); |
DOM_end = DOM_start + DOM_len; |
strlcpy(DOM_start, io.buffer_data, DOM_len); |
byte char_holder; |
|
/* Parce DOM */ |
debugln("starting DOM parce..."); |
text.start = DOM_start; |
for (DOM_pos=DOM_start; DOM_pos<DOM_end; DOM_pos++) |
{ |
if (ESBYTE[DOM_pos]==0x0D) || (ESBYTE[DOM_pos]==0x0A) ESBYTE[DOM_pos]=' '; |
ch = ESBYTE[DOM_pos]; |
if (ch=='<') { |
ESBYTE[DOM_pos] = '\0'; |
tag.start = DOM_pos + 1; |
if (style.ignore) continue; |
if (tag.nameis("title")) { |
strcpy(#title, text.start); |
if (ESBYTE[buf.pos]==0x0A) { |
if (style.pre) { |
draw.line_break(); |
continue; |
} |
strtrim(text.start); |
// try to change the special symbols that may appear |
text.fixSpecial(text.start); |
} |
|
while (get_label_len(text.start) + stroka_x + 30 > list.w) |
while (get_label_len(text.start) + draw.x + 30 > list.w) |
{ |
zeroch = 0; |
for (line_break=tag.start-1; line_break>text.start; line_break--;) |
{ |
ESBYTE[line_break] >< zeroch; //set line end |
if (get_label_len(text.start) + stroka_x + 30 <= list.w) break; |
ESBYTE[line_break] >< zeroch; //restore line |
char_holder = ESBYTE[line_break]; //set line end |
ESBYTE[line_break] = '\0'; |
if (get_label_len(text.start) + draw.x + 30 <= list.w) break; |
ESBYTE[line_break] = char_holder; //restore line |
} |
if (draw==true) { |
if (draw_on) { |
if (style.a) { |
link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
label_draw_bar(stroka_x, stroka_y+kfont.size.pt+1, get_label_len(text.start), style.color); |
link.add(draw.x,draw.y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
label_draw_bar(draw.x, draw.y+kfont.size.pt+1, get_label_len(text.start), style.color); |
} |
WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start); |
WriteTextIntoBuf(draw.x, draw.y, style.color, text.start); |
} |
stroka_x+=char_width[' ']; |
ESBYTE[line_break] >< zeroch; //restore line |
draw.x+=char_width[' ']; |
ESBYTE[line_break] = char_holder; //restore line |
text.start = line_break; |
stroka_x = HTML_PADDING_X; |
stroka_y += list.item_h; |
draw.line_break(); |
} |
if (draw==true) { |
if (draw_on) { |
if (style.a) { |
link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
label_draw_bar(stroka_x, stroka_y+kfont.size.pt+1, get_label_len(text.start), style.color); |
link.add(draw.x,draw.y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
label_draw_bar(draw.x, draw.y+kfont.size.pt+1, get_label_len(text.start), style.color); |
} |
WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start); |
WriteTextIntoBuf(draw.x, draw.y, style.color, text.start); |
} |
stroka_x+=char_width[' ']; |
stroka_x += get_label_len(text.start); |
draw.x += char_width[' ']; |
draw.x += get_label_len(text.start); |
*/ |
|
|
/*======================================================== |
= = |
= DOM = |
= = |
========================================================*/ |
struct _dom |
{ |
_tag tag; |
_style style; |
_draw draw; |
_buf buf; |
_text text; |
_canvas canvas; |
void init(); |
void set_style(); |
void parse(); |
void apply_text(); |
}; |
|
void _dom::init() |
{ |
style.clear(); |
draw.init(); |
buf.init(io.buffer_data, strlen(io.buffer_data)); |
} |
if (ch=='>') { |
ESBYTE[DOM_pos] = '\0'; |
text.start = DOM_pos + 1; |
tag.parce(); |
|
void _dom::set_style() |
{ |
/* |
if (tag.nameis("pre")) style.pre = true; |
if (tag.nameis("/pre")) style.pre = false; |
if (tag.nameis("script")) || (tag.nameis("style")) style.ignore = true; |
if (tag.nameis("/script")) || (tag.nameis("/style")) style.ignore = false; |
if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; } |
if (tag.nameis("/a")) { style.a = false; style.color=0x000000; } |
|
if (tag.nameis("br")) |
|| (tag.nameis("p")) |
|| (tag.nameis("div")) |
|| (tag.nameis("tr")) { |
stroka_y+= list.item_h; |
stroka_x = HTML_PADDING_X; |
continue; |
draw.line_break(); |
return; |
} |
|
if (dom.tag.nameis("title")) { |
strcpy(#title, text.start); |
strcat(#title, " - Aelia"); |
DrawTitle(#title); |
} |
|
if (tag.nameis("h1")) || (tag.nameis("/h1")) || |
(tag.nameis("h2")) || (tag.nameis("/h2")) || |
(tag.nameis("h3")) || (tag.nameis("/h3")) { |
if (tag.nameis("h1")) { |
size_pt_change = 8; |
text.size_pt_change = 8; |
} else if (tag.nameis("/h1")) { |
size_pt_change = -8; |
text.size_pt_change = -8; |
} else if (tag.nameis("h2")) { |
size_pt_change = 6; |
text.size_pt_change = 6; |
} else if (tag.nameis("/h2")) { |
size_pt_change = -6; |
text.size_pt_change = -6; |
} else if (tag.nameis("h3")) { |
size_pt_change = 4; |
text.size_pt_change = 4; |
} else if (tag.nameis("/h3")) { |
size_pt_change = -4; |
text.size_pt_change = -4; |
} |
kfont.size.pt += size_pt_change; |
kfont.size.pt += text.size_pt_change; |
get_label_symbols_size(); |
if (size_pt_change > 0) { |
stroka_y+= list.item_h;//что если будет очень длинная строка в теге? |
if (text.size_pt_change > 0) { |
draw.y+= list.item_h;//что если будет очень длинная строка в теге? |
} else {//коммент выше и коммент ниже связаны |
stroka_y+= list.item_h - size_pt_change;//не очень понятна логика этого места |
size_pt_change = 0; |
draw.y+= list.item_h - text.size_pt_change;//не очень понятна логика этого места |
text.size_pt_change = 0; |
} |
stroka_x = HTML_PADDING_X; |
continue; |
draw.x = HTML_PADDING_X; |
return; |
} |
if (tag.nameis("script")) || (tag.nameis("style")) style.ignore = true; |
if (tag.nameis("/script")) || (tag.nameis("/style")) style.ignore = false; |
if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; } |
if (tag.nameis("/a")) { style.a = false; style.color=0x000000; } |
*/ |
} |
|
void _dom::apply_text() |
{ |
if (kfont.size.height) canvas.write_text(draw.x, draw.y, style.color, text.start); |
draw.line_break(); |
} |
if (draw==false) { |
list.count = stroka_y/list.item_h+3; |
|
void _dom::parse() |
{ |
dword i; |
init(); |
|
text.start = buf.start; |
tag.start = buf.start; |
for ( i=buf.start; i<buf.end; i++ ) |
{ |
if (ESBYTE[i]=='<') { |
tag.start = i+1; |
text.end = i-1; |
ESBYTE[i] = '\0'; |
debug("TXT "); debugln(text.start); |
apply_text(); |
} |
if (ESBYTE[i]=='>') { |
tag.end = i-1; |
text.start = i+1; |
ESBYTE[i] = '\0'; |
debug("TAG "); debugln(tag.start); |
//tag.parse(); |
//set_style(); |
} |
} |
|
free(buf.start); |
if (!kfont.size.height) { |
list.count = draw.y/list.item_h+3; |
if (list.count < list.visible) list.count = list.visible; |
kfont.size.height = list.count+5*list.item_h; |
kfont.raw_size = 0; |
parse(); |
} |
free(DOM_start); |
} |
|
|
|
/*======================================================== |
= = |
= PREPARE = |
= = |
========================================================*/ |
void PreparePage() |
{ |
_dom dom; |
list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, kfont.size.pt+4); |
strcpy(#title, history.current()+strrchr(history.current(),'/')); |
get_label_symbols_size(); //get font chars width, need to increase performance |
ChangeCharset(charsets[encoding], "CP866", io.buffer_data); |
link.clear(); |
|
kfont.size.height = 0; |
|
if ( strstri(io.buffer_data, "<html") == -1 ) ParseTxt(); else dom.parse(); |
|
kfont.ApplySmooth(); |
|
DrawPage(); |
} |