forked from KolibriOS/kolibrios
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
enum {
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COUNT_BUF_HEIGHT,
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DRAW_BUF
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};
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#define DRAW_PADDING 12
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void Parse(byte mode)
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{
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dword bufoff, buflen;
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byte ch;
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char line[4096]=0;
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int srch_pos;
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dword stroka_y=DRAW_PADDING-3;
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dword line_length=30;
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dword line_start=io.buffer_data;
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buflen = strlen(io.buffer_data) + io.buffer_data;
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for (bufoff=io.buffer_data; bufoff<buflen; bufoff++)
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{
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ch = ESBYTE[bufoff];
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line_length += kfont_char_width[ch];
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if (line_length>=list.w) || (ch==10) {
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srch_pos = bufoff;
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loop()
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{
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if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
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if (srch_pos == line_start) break; //no white space found in whole line
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srch_pos--;
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}
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if (mode==COUNT_BUF_HEIGHT) {
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line_start = bufoff;
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line_length = 30;
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list.count++;
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}
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if (mode==DRAW_BUF) {
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EBX = bufoff-line_start;
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strlcpy(#line, line_start, EBX);
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kfont.WriteIntoBuffer(DRAW_PADDING,stroka_y,list.w,kfont.size.height, bg_color, text_color, kfont.size.pt, #line);
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stroka_y += list.item_h;
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line_start = bufoff;
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line_length = 30;
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}
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}
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}
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if (mode==COUNT_BUF_HEIGHT) list.count+=2;
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if (mode==DRAW_BUF) kfont.WriteIntoBuffer(DRAW_PADDING,stroka_y,list.w,kfont.size.height, bg_color, text_color, kfont.size.pt, line_start);
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}
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void PreparePage()
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{
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list.w = Form.cwidth-scroll.size_x-1;
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list.count=0;
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Parse(COUNT_BUF_HEIGHT);
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//draw text in buffer
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list.SetSizes(0, TOOLBAR_H, list.w, Form.cheight-TOOLBAR_H, kfont.size.pt+6);
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if (list.count < list.visible) list.count = list.visible;
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kfont.size.height = list.count+1*list.item_h;
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kfont.raw_size = 0;
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Parse(DRAW_BUF);
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if (list.count > list.visible * 10) DrawPage();
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//draw result
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kfont.ApplySmooth();
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DrawPage();
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}
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