Rev 6806 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 7285 | leency | 1 | void ParseTxt() |
| 6043 | leency | 2 | { |
| 7285 | leency | 3 | _canvas canvas; |
| 6043 | leency | 4 | byte ch, zeroch=0; |
| 5 | dword bufoff, buflen, line_start, srch_pos; |
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| 6 | int stroka_y=5, line_length=0; |
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| 7 | |||
| 8 | line_start=io.buffer_data; |
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| 9 | buflen = strlen(io.buffer_data) + io.buffer_data; |
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| 10 | for (bufoff=io.buffer_data; bufoff |
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| 11 | { |
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| 12 | ch = ESBYTE[bufoff]; |
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| 13 | line_length += char_width[ch]; |
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| 14 | if (line_length>=list.w-30) || (ch==10) { |
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| 15 | srch_pos = bufoff; |
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| 16 | loop() |
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| 17 | { |
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| 18 | if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break |
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| 19 | if (srch_pos == line_start) break; //no white space found in whole line |
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| 20 | srch_pos--; |
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| 21 | } |
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| 7285 | leency | 22 | if (kfont.size.height) { |
| 6043 | leency | 23 | ESBYTE[bufoff] >< zeroch; //set line end |
| 7285 | leency | 24 | canvas.write_text(8, stroka_y, 0x000000, line_start); |
| 6043 | leency | 25 | ESBYTE[bufoff] >< zeroch; //restore line |
| 26 | } |
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| 27 | stroka_y += list.item_h; |
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| 28 | line_start = bufoff; |
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| 29 | line_length = 0; |
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| 30 | } |
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| 31 | } |
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| 7285 | leency | 32 | if (!kfont.size.height) { |
| 6059 | leency | 33 | list.count = stroka_y/list.item_h+3; |
| 6043 | leency | 34 | if (list.count < list.visible) list.count = list.visible; |
| 6806 | leency | 35 | kfont.size.height = list.count+5*list.item_h; |
| 36 | kfont.raw_size = 0; |
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| 7285 | leency | 37 | ParseTxt(); |
| 6043 | leency | 38 | } |
| 7285 | leency | 39 | else canvas.write_text(8, stroka_y, 0x000000, line_start); |
| 6043 | leency | 40 | } |
| 41 | |||
| 42 | /*======================================================== |
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| 43 | = = |
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| 7285 | leency | 44 | = STYLE = |
| 6043 | leency | 45 | = = |
| 46 | ========================================================*/ |
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| 6053 | leency | 47 | #define HTML_PADDING_X 8; |
| 48 | #define HTML_PADDING_Y 5; |
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| 6043 | leency | 49 | |
| 7285 | leency | 50 | struct _style { |
| 51 | bool b, u, i, s; |
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| 52 | bool h1, h2, h3, h4, h5, h6; |
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| 53 | bool a; |
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| 54 | bool pre; |
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| 55 | bool ignore; |
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| 56 | dword color; |
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| 57 | void clear(); |
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| 58 | }; |
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| 6053 | leency | 59 | |
| 7285 | leency | 60 | void _style::clear() |
| 61 | { |
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| 62 | b=u=i=s=0; |
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| 63 | h1=h2=h3=h4=h5=h6=0; |
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| 64 | a=0; |
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| 65 | pre=0; |
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| 66 | ignore=0; |
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| 67 | color=0; |
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| 68 | } |
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| 69 | |||
| 70 | /*======================================================== |
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| 71 | = = |
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| 72 | = TAG = |
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| 73 | = = |
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| 74 | ========================================================*/ |
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| 75 | struct _tag { |
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| 76 | dword start; |
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| 77 | dword end; |
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| 78 | dword name; |
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| 79 | dword param[10]; |
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| 80 | dword value[10]; |
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| 81 | void parse(); |
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| 82 | int nameis(); |
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| 83 | }; |
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| 84 | |||
| 85 | void _tag::parse() |
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| 86 | { |
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| 87 | strlwr(name); |
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| 88 | } |
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| 89 | |||
| 90 | int _tag::nameis(dword _in_tag_name) |
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| 91 | { |
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| 92 | if (name) && (strcmp(_in_tag_name, start)==0) return true; |
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| 93 | return false; |
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| 94 | } |
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| 95 | |||
| 96 | /*======================================================== |
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| 97 | = = |
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| 98 | = DRAW = |
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| 99 | = = |
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| 100 | ========================================================*/ |
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| 101 | struct _draw |
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| 102 | { |
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| 103 | dword x; |
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| 104 | dword y; |
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| 105 | void init(); |
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| 106 | void line_break(); |
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| 107 | }; |
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| 108 | |||
| 109 | void _draw::init() |
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| 110 | { |
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| 111 | x = HTML_PADDING_X; |
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| 112 | y = HTML_PADDING_Y; |
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| 113 | } |
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| 114 | void _draw::line_break() |
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| 115 | { |
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| 116 | y+= list.item_h; |
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| 117 | x = HTML_PADDING_X; |
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| 118 | } |
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| 119 | |||
| 120 | /*======================================================== |
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| 121 | = = |
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| 122 | = BUF = |
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| 123 | = = |
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| 124 | ========================================================*/ |
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| 125 | struct _buf |
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| 126 | { |
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| 127 | dword pointer; |
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| 128 | dword len; |
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| 129 | dword start; |
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| 130 | dword end; |
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| 131 | void init(); |
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| 132 | }; |
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| 133 | |||
| 134 | void _buf::init(dword _buf_pointer, _buf_len) |
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| 135 | { |
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| 136 | pointer = _buf_pointer; |
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| 137 | len = _buf_len; |
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| 138 | start = malloc(len); |
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| 139 | end = start + len; |
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| 140 | strlcpy(start, pointer, len); |
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| 141 | } |
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| 142 | |||
| 143 | /*======================================================== |
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| 144 | = = |
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| 145 | = TEXT = |
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| 146 | = = |
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| 147 | ========================================================*/ |
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| 148 | struct _text { |
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| 149 | int size_pt_change; |
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| 150 | dword start; |
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| 151 | dword end; |
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| 152 | }; |
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| 153 | |||
| 154 | /* |
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| 6053 | leency | 155 | dword line_break; |
| 7285 | leency | 156 | byte char_holder; |
| 6043 | leency | 157 | |
| 7285 | leency | 158 | if (ESBYTE[buf.pos]==0x0A) { |
| 159 | if (style.pre) { |
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| 160 | draw.line_break(); |
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| 161 | continue; |
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| 162 | } |
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| 163 | } |
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| 164 | |||
| 165 | while (get_label_len(text.start) + draw.x + 30 > list.w) |
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| 166 | { |
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| 167 | for (line_break=tag.start-1; line_break>text.start; line_break--;) |
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| 6043 | leency | 168 | { |
| 7285 | leency | 169 | char_holder = ESBYTE[line_break]; //set line end |
| 170 | ESBYTE[line_break] = '\0'; |
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| 171 | if (get_label_len(text.start) + draw.x + 30 <= list.w) break; |
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| 172 | ESBYTE[line_break] = char_holder; //restore line |
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| 173 | } |
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| 174 | if (draw_on) { |
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| 175 | if (style.a) { |
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| 176 | link.add(draw.x,draw.y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
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| 177 | label_draw_bar(draw.x, draw.y+kfont.size.pt+1, get_label_len(text.start), style.color); |
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| 178 | } |
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| 179 | WriteTextIntoBuf(draw.x, draw.y, style.color, text.start); |
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| 180 | } |
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| 181 | draw.x+=char_width[' ']; |
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| 182 | ESBYTE[line_break] = char_holder; //restore line |
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| 183 | text.start = line_break; |
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| 184 | draw.line_break(); |
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| 185 | } |
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| 186 | if (draw_on) { |
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| 187 | if (style.a) { |
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| 188 | link.add(draw.x,draw.y + size_pt_change,get_label_len(text.start),list.item_h,text.start," "); |
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| 189 | label_draw_bar(draw.x, draw.y+kfont.size.pt+1, get_label_len(text.start), style.color); |
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| 190 | } |
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| 191 | WriteTextIntoBuf(draw.x, draw.y, style.color, text.start); |
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| 192 | } |
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| 193 | draw.x += char_width[' ']; |
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| 194 | draw.x += get_label_len(text.start); |
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| 195 | */ |
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| 6375 | guillem | 196 | |
| 7285 | leency | 197 | |
| 198 | /*======================================================== |
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| 199 | = = |
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| 200 | = DOM = |
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| 201 | = = |
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| 202 | ========================================================*/ |
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| 203 | struct _dom |
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| 204 | { |
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| 205 | _tag tag; |
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| 206 | _style style; |
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| 207 | _draw draw; |
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| 208 | _buf buf; |
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| 209 | _text text; |
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| 210 | _canvas canvas; |
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| 211 | void init(); |
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| 212 | void set_style(); |
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| 213 | void parse(); |
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| 214 | void apply_text(); |
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| 215 | }; |
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| 216 | |||
| 217 | void _dom::init() |
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| 218 | { |
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| 219 | style.clear(); |
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| 220 | draw.init(); |
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| 221 | buf.init(io.buffer_data, strlen(io.buffer_data)); |
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| 222 | } |
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| 223 | |||
| 224 | void _dom::set_style() |
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| 225 | { |
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| 226 | /* |
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| 227 | if (tag.nameis("pre")) style.pre = true; |
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| 228 | if (tag.nameis("/pre")) style.pre = false; |
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| 229 | if (tag.nameis("script")) || (tag.nameis("style")) style.ignore = true; |
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| 230 | if (tag.nameis("/script")) || (tag.nameis("/style")) style.ignore = false; |
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| 231 | if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; } |
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| 232 | if (tag.nameis("/a")) { style.a = false; style.color=0x000000; } |
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| 233 | |||
| 234 | if (tag.nameis("br")) |
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| 235 | || (tag.nameis("p")) |
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| 236 | || (tag.nameis("div")) |
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| 237 | || (tag.nameis("tr")) { |
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| 238 | draw.line_break(); |
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| 239 | return; |
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| 240 | } |
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| 241 | |||
| 242 | if (dom.tag.nameis("title")) { |
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| 243 | strcpy(#title, text.start); |
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| 244 | strcat(#title, " - Aelia"); |
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| 245 | DrawTitle(#title); |
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| 246 | } |
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| 247 | |||
| 248 | if (tag.nameis("h1")) || (tag.nameis("/h1")) || |
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| 249 | (tag.nameis("h2")) || (tag.nameis("/h2")) || |
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| 250 | (tag.nameis("h3")) || (tag.nameis("/h3")) { |
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| 251 | if (tag.nameis("h1")) { |
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| 252 | text.size_pt_change = 8; |
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| 253 | } else if (tag.nameis("/h1")) { |
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| 254 | text.size_pt_change = -8; |
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| 255 | } else if (tag.nameis("h2")) { |
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| 256 | text.size_pt_change = 6; |
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| 257 | } else if (tag.nameis("/h2")) { |
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| 258 | text.size_pt_change = -6; |
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| 259 | } else if (tag.nameis("h3")) { |
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| 260 | text.size_pt_change = 4; |
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| 261 | } else if (tag.nameis("/h3")) { |
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| 262 | text.size_pt_change = -4; |
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| 6043 | leency | 263 | } |
| 7285 | leency | 264 | kfont.size.pt += text.size_pt_change; |
| 265 | get_label_symbols_size(); |
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| 266 | if (text.size_pt_change > 0) { |
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| 267 | draw.y+= list.item_h;//что если будет очень длинная строка в теге? |
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| 268 | } else {//коммент выше и коммент ниже связаны |
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| 269 | draw.y+= list.item_h - text.size_pt_change;//не очень понятна логика этого места |
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| 270 | text.size_pt_change = 0; |
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| 271 | } |
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| 272 | draw.x = HTML_PADDING_X; |
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| 273 | return; |
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| 6043 | leency | 274 | } |
| 7285 | leency | 275 | */ |
| 276 | } |
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| 277 | |||
| 278 | void _dom::apply_text() |
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| 279 | { |
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| 280 | if (kfont.size.height) canvas.write_text(draw.x, draw.y, style.color, text.start); |
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| 281 | draw.line_break(); |
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| 282 | } |
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| 283 | |||
| 284 | void _dom::parse() |
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| 285 | { |
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| 286 | dword i; |
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| 287 | init(); |
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| 288 | |||
| 289 | text.start = buf.start; |
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| 290 | tag.start = buf.start; |
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| 291 | for ( i=buf.start; i |
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| 292 | { |
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| 293 | if (ESBYTE[i]=='<') { |
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| 294 | tag.start = i+1; |
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| 295 | text.end = i-1; |
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| 296 | ESBYTE[i] = '\0'; |
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| 297 | debug("TXT "); debugln(text.start); |
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| 298 | apply_text(); |
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| 299 | } |
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| 300 | if (ESBYTE[i]=='>') { |
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| 301 | tag.end = i-1; |
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| 302 | text.start = i+1; |
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| 303 | ESBYTE[i] = '\0'; |
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| 304 | debug("TAG "); debugln(tag.start); |
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| 305 | //tag.parse(); |
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| 306 | //set_style(); |
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| 307 | } |
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| 308 | } |
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| 309 | |||
| 310 | free(buf.start); |
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| 311 | if (!kfont.size.height) { |
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| 312 | list.count = draw.y/list.item_h+3; |
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| 6053 | leency | 313 | if (list.count < list.visible) list.count = list.visible; |
| 6806 | leency | 314 | kfont.size.height = list.count+5*list.item_h; |
| 315 | kfont.raw_size = 0; |
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| 7285 | leency | 316 | parse(); |
| 6053 | leency | 317 | } |
| 7285 | leency | 318 | } |
| 319 | |||
| 320 | |||
| 321 | |||
| 322 | /*======================================================== |
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| 323 | = = |
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| 324 | = PREPARE = |
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| 325 | = = |
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| 326 | ========================================================*/ |
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| 327 | void PreparePage() |
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| 328 | { |
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| 329 | _dom dom; |
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| 330 | list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, kfont.size.pt+4); |
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| 331 | strcpy(#title, history.current()+strrchr(history.current(),'/')); |
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| 332 | get_label_symbols_size(); //get font chars width, need to increase performance |
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| 333 | ChangeCharset(charsets[encoding], "CP866", io.buffer_data); |
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| 334 | link.clear(); |
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| 335 | |||
| 336 | kfont.size.height = 0; |
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| 337 | |||
| 338 | if ( strstri(io.buffer_data, " |
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| 339 | |||
| 340 | kfont.ApplySmooth(); |
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| 341 | |||
| 342 | DrawPage(); |
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| 6043 | leency | 343 | } |