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| 1 | -- Buffer API, By Symmetryc | |
| 2 | -- Edited by AgentE382 to change ":" OO-syntax to "." OO-syntax. (First step to redirect target based on this.) | |
| 3 | -- Edited by AgentE382 to add preliminary redirect-target capability. | |
| 4 | return {
| |
| 5 | new = function() | |
| 6 | local self = {
| |
| 7 | act = {pos = {}};
| |
| 8 | pos = {};
| |
| 9 | back = colors.white; | |
| 10 | text = colors.lightGray; | |
| 11 | } | |
| 12 | ||
| 13 | function self.write(_str) | |
| 14 | local act = self.act | |
| 15 | local selfpos = self.pos | |
| 16 | local append = true | |
| 17 | if selfpos[1] ~= act.pos[1] or selfpos[2] ~= act.pos[2] then | |
| 18 | act[#act + 1] = {term.setCursorPos, selfpos[1], selfpos[2]}
| |
| 19 | append = false | |
| 20 | end | |
| 21 | if self.back ~= act.back then | |
| 22 | act[#act + 1] = {term.setBackgroundColor, self.back}
| |
| 23 | act.back = self.back | |
| 24 | append = false | |
| 25 | end | |
| 26 | if self.text ~= act.text then | |
| 27 | act[#act + 1] = {term.setTextColor, self.text}
| |
| 28 | act.text = self.text | |
| 29 | append = false | |
| 30 | end | |
| 31 | for line, nl in _str:gmatch("([^\n]*)(\n?)") do
| |
| 32 | if append then | |
| 33 | act[#act][2] = act[#act][2]..line | |
| 34 | append = false | |
| 35 | else | |
| 36 | act[#act + 1] = {term.write, line}
| |
| 37 | end | |
| 38 | selfpos[1] = selfpos[1] + #line | |
| 39 | if nl == "\n" then | |
| 40 | selfpos[1] = 1 | |
| 41 | selfpos[2] = selfpos[2] + 1 | |
| 42 | act[#act + 1] = {term.setCursorPos, 1, selfpos[2]}
| |
| 43 | end | |
| 44 | end | |
| 45 | act.pos = {selfpos[1], selfpos[2]}
| |
| 46 | return self | |
| 47 | end; | |
| 48 | function self.draw(self) | |
| 49 | for i, v in ipairs(self.act) do | |
| 50 | if v[3] then | |
| 51 | v[1](v[2], v[3]) | |
| 52 | else | |
| 53 | v[1](v[2]) | |
| 54 | end | |
| 55 | end | |
| 56 | self.act = {}
| |
| 57 | return self | |
| 58 | end; | |
| 59 | ||
| 60 | function self.clear() | |
| 61 | for i = #act, 1 do | |
| 62 | act[i] = nil | |
| 63 | end | |
| 64 | return self | |
| 65 | end | |
| 66 | ||
| 67 | function self.clearLine() | |
| 68 | ||
| 69 | end | |
| 70 | ||
| 71 | function self.getCursorPos() | |
| 72 | local p = self.pos | |
| 73 | return p[1], p[2] | |
| 74 | end | |
| 75 | ||
| 76 | function self.setCursorPos(x, y) | |
| 77 | local p = self.pos | |
| 78 | p[1], p[2] = x, y | |
| 79 | return self | |
| 80 | end | |
| 81 | ||
| 82 | function self.setCursorBlink(state) | |
| 83 | ||
| 84 | end | |
| 85 | ||
| 86 | self.isColor = term.isColor | |
| 87 | ||
| 88 | self.getSize = term.getSize | |
| 89 | ||
| 90 | self.redirect = term.redirect | |
| 91 | ||
| 92 | self.restore = term.restore | |
| 93 | ||
| 94 | function self.scroll(n) | |
| 95 | ||
| 96 | end | |
| 97 | ||
| 98 | function self.setTextColor(color) | |
| 99 | self.text = color | |
| 100 | return self | |
| 101 | end | |
| 102 | ||
| 103 | function self.setBackgroundColor(color) | |
| 104 | self.back = color | |
| 105 | return self | |
| 106 | end | |
| 107 | ||
| 108 | return self | |
| 109 | end; | |
| 110 | } |
