diff options
-rw-r--r-- | text.lua | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/text.lua b/text.lua index ef7cea7..923f3d3 100644 --- a/text.lua +++ b/text.lua @@ -164,6 +164,41 @@ function Text.delete_selection() Lines[minl].data = Lines[minl].data:sub(1, min_offset-1)..rhs end +function Text.selection() + if Selection1.line == nil then return end + -- min,max = sorted(Selection1,Cursor1) + local minl,minp = Selection1.line,Selection1.pos + local maxl,maxp = Cursor1.line,Cursor1.pos + if minl > maxl then + minl,maxl = maxl,minl + minp,maxp = maxp,minp + elseif minl == maxl then + if minp > maxp then + minp,maxp = maxp,minp + end + end + local min_offset = utf8.offset(Lines[minl].data, minp) + local max_offset = utf8.offset(Lines[maxl].data, maxp) + if minl == maxl then + return Lines[minl].data:sub(min_offset, max_offset-1) + end + assert(minl < maxl) + local result = Lines[minl].data:sub(min_offset)..'\n' + for i=minl+1,maxl-1 do + if Lines[i].mode == 'text' then + result = result..Lines[i].data..'\n' + end + end + result = result..Lines[maxl].data:sub(1, max_offset-1) + return result +end + +function Text.cut_selection() + local result = Text.selection() + Text.delete_selection() + return result +end + function Text.draw_cursor(x, y) love.graphics.setColor(1,0,0) love.graphics.circle('fill', x,y+math.floor(15*Zoom), 2) @@ -1177,6 +1212,16 @@ function Text.keychord_pressed(chord) end save_to_disk(Lines, Filename) -- paste + elseif chord == 'M-c' then + local s = Text.selection() + if s then + love.system.setClipboardText(s) + end + elseif chord == 'M-x' then + local s = Text.cut_selection() + if s then + love.system.setClipboardText(s) + end elseif chord == 'M-v' then local s = love.system.getClipboardText() for _,code in utf8.codes(s) do |