Rev 7941 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 7921 | leency | 1 | struct SELECTION { |
| 2 | dword start_x, start_y, start_offset; |
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| 3 | dword end_x, end_y, end_offset; |
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| 4 | dword color; |
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| 5 | bool is_active(); |
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| 6 | void set_start(); |
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| 7 | void set_end(); |
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| 8 | void draw(); |
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| 9 | void draw_line(); |
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| 10 | void cancel(); |
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| 11 | bool swap_start_end(); |
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| 12 | void normalize(); |
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| 13 | void select_all(); |
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| 7941 | leency | 14 | void debug(); |
| 7921 | leency | 15 | } selection; |
| 16 | |||
| 17 | bool SELECTION::is_active() |
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| 18 | { |
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| 19 | if (start_offset) && (end_offset) && (start_offset != end_offset) { |
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| 20 | return true; |
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| 21 | } else { |
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| 22 | return false; |
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| 23 | } |
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| 24 | } |
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| 25 | |||
| 26 | void SELECTION::draw_line(dword x,y,w) |
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| 27 | { |
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| 8439 | leency | 28 | canvas.DrawBar(x, y - list.first * list.item_h, w, list.item_h, color); |
| 7921 | leency | 29 | } |
| 30 | |||
| 31 | void SELECTION::draw(int i) |
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| 32 | { |
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| 33 | if (is_active()) { |
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| 7924 | leency | 34 | if (start_y == i) && (end_y == i) draw_line(start_x * list.font_w+2, start_y, end_x - start_x * list.font_w); |
| 35 | else if (start_y == i) draw_line(start_x * list.font_w+2, start_y, list.w -2- calc(start_x * list.font_w)); |
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| 36 | else if (end_y == i) draw_line(0, end_y, end_x * list.font_w+2); |
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| 7941 | leency | 37 | //only for debug: |
| 8439 | leency | 38 | //canvas.DrawBar(start_x * list.font_w + 2, start_y * list.item_h, 2, list.item_h, 0x00FF00); |
| 39 | //canvas.DrawBar(end_x * list.font_w + 0, end_y * list.item_h, 2, list.item_h, 0xFF00FF); |
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| 7921 | leency | 40 | } |
| 7924 | leency | 41 | //DrawCursor |
| 42 | if (list.cur_y >= list.first) && (list.cur_y <= list.first+list.visible) { |
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| 8439 | leency | 43 | canvas.DrawBar(list.cur_x * list.font_w + 2, list.cur_y - list.first * list.item_h, 2, list.item_h, theme.cursor); |
| 7924 | leency | 44 | } |
| 7921 | leency | 45 | } |
| 46 | |||
| 47 | void SELECTION::cancel() |
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| 48 | { |
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| 49 | start_offset = end_offset = lines.get(list.cur_y) + list.cur_x; |
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| 50 | start_x = end_x = list.cur_x; |
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| 51 | start_y = end_y = list.cur_y; |
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| 52 | normalize(); |
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| 53 | } |
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| 54 | |||
| 55 | void SELECTION::set_start() |
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| 56 | { |
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| 7924 | leency | 57 | if (selection.is_active()) return; |
| 7921 | leency | 58 | start_x = list.cur_x; |
| 59 | start_y = list.cur_y; |
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| 60 | normalize(); |
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| 61 | start_offset = lines.get(start_y) + start_x; |
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| 62 | } |
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| 63 | |||
| 7941 | leency | 64 | :void SELECTION::debug() |
| 65 | { |
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| 66 | char rez[256]; |
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| 67 | sprintf(#rez, "start_x: %d start_y: %d end_x: %d end_y: %d", start_x, start_y, end_x, end_y); |
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| 68 | debugln(#rez); |
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| 69 | } |
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| 70 | |||
| 7921 | leency | 71 | void SELECTION::set_end() |
| 72 | { |
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| 73 | end_x = list.cur_x; |
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| 74 | end_y = list.cur_y; |
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| 75 | normalize(); |
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| 76 | end_offset = lines.get(end_y) + end_x; |
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| 77 | } |
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| 78 | |||
| 79 | |||
| 80 | void SELECTION::normalize() |
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| 81 | { |
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| 82 | start_x = math.min(start_x, lines.get(start_y+1) - lines.get(start_y)); |
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| 83 | end_x = math.min(end_x, lines.get(end_y+1) - lines.get(end_y)); |
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| 84 | } |
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| 85 | |||
| 86 | void SELECTION::select_all() |
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| 87 | { |
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| 88 | start_y = 0; |
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| 89 | start_x = 0; |
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| 90 | end_y = lines.count-2; |
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| 91 | end_x = lines.get(end_y+1) - lines.get(end_y); |
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| 92 | start_offset = lines.get(start_y) + start_x; |
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| 93 | end_offset = lines.get(end_y) + end_x; |
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| 94 | } |
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| 95 | |||
| 96 | bool SELECTION::swap_start_end() |
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| 97 | { |
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| 98 | start_offset >< end_offset; |
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| 99 | start_x >< end_x; |
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| 100 | start_y >< end_y; |
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| 101 | return true; |
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| 102 | } |