forked from KolibriOS/kolibrios
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
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void ParseAndPaint()
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{
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Parse();
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DrawPage();
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}
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void Parse()
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{
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dword ptr;
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int line_end;
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list.count=0;
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selection.cancel();
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if (list.w != canvas.bufw) canvas.Init(list.x, list.y, list.w, screen.height);
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lines.drop();
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lines.add(textbuf.p);
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for (ptr = textbuf.p; ptr < textbuf.p + textbuf.len; ptr++)
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{
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if (ptr - lines.get_last() * list.font_w + 16 >= list.w)
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{
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//searching a 'white' for a normal word-break
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for(line_end = ptr; line_end != lines.get_last(); line_end--) {
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if (__isWhite(ESBYTE[line_end])) {
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ptr = line_end + 1;
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break;
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}
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}
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list.count++;
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lines.add(ptr);
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} else if (ESBYTE[ptr] == '\x0D') {
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if (ESBYTE[ptr+1] == '\x0A') ptr++;
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list.count++;
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lines.add(ptr+1);
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} else if (ESBYTE[ptr] == '\x0A') {
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list.count++;
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lines.add(ptr+1);
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}
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}
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lines.add(ptr);
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list.count++;
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}
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void DrawPage()
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{
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char t[64];
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scroll.max_area = list.count;
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scroll.cur_area = list.visible;
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scroll.position = list.first;
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scroll.all_redraw = 0;
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scroll.start_x = list.x + list.w;
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scroll.start_y = list.y;
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scroll.size_y = list.h;
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if (list.count <= list.visible) {
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DrawBar(scroll.start_x, scroll.start_y, scroll.size_x,
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scroll.size_y, theme.bg);
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} else {
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scrollbar_v_draw(#scroll);
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}
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DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x,
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scroll.size_y-1, scroll.bckg_col);
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PaintVisible();
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sprintf(#t, #chars_selected, math.abs(selection.end_offset - selection.start_offset));
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if (selection.is_active()) DrawStatusBar(#t); else DrawStatusBar(" ");
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}
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void PaintVisible()
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{
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int i, ff;
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signed s1, s2;
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dword ydraw, absolute_y;
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dword line_bg;
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bool swapped_selection = false;
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list.column_max = lines.len(list.cur_y);
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list.CheckDoesValuesOkey();
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if (selection.end_offset < selection.start_offset) {
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swapped_selection = selection.swap_start_end();
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}
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for ( i=0; i < list.visible+1; i++)
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{
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ydraw = i * list.item_h;
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absolute_y = i + list.first;
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line_bg = theme.bg;
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if (selection.start_y < absolute_y) && (selection.end_y > absolute_y) line_bg = selection.color;
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canvas.DrawBar(0, ydraw, list.w, list.item_h, line_bg);
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selection.draw(absolute_y);
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if (search.visible) || (search_next) for (ff=0; ff<search.found.count; ff++) {
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s1 = search.found.get(ff) - lines.get(absolute_y);
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s2 = search.found.get(ff) - lines.get(absolute_y+1);
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if (s2 > 0) break;
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if (s1 > 0) && (s2 < 0) {
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canvas.DrawBar(search.found.get(ff) - lines.get(absolute_y) * list.font_w + 3,
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ydraw, strlen(#found_text) * list.font_w, list.item_h, theme.found);
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search_next = false;
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}
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}
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if (absolute_y<list.count) canvas.WriteText(3, ydraw+3, list.font_type, theme.text,
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lines.get(absolute_y), lines.len(absolute_y));
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}
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PutPaletteImage(buf_data+8, canvas.bufw, list.h, list.x, list.y, 32, 0);
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if (swapped_selection) selection.swap_start_end();
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}
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