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fix #968 by check the nullity of text range

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chrox
2014-11-06 11:18:04 +08:00
parent f0fba63f67
commit 8f5691d586
1 changed files with 9 additions and 7 deletions
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16
frontend/document/credocument.lua
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@@ -184,13 +184,15 @@ end
function CreDocument:getTextFromPositions(pos0, pos1)
local text_range = self._document:getTextFromPositions(pos0.x, pos0.y, pos1.x, pos1.y)
DEBUG("CreDocument: get text range", text_range)
local line_boxes = self:getScreenBoxesFromPositions(text_range.pos0, text_range.pos1)
return {
text = text_range.text,
pos0 = text_range.pos0,
pos1 = text_range.pos1,
--sboxes = line_boxes, -- boxes on screen
}
if text_range then
local line_boxes = self:getScreenBoxesFromPositions(text_range.pos0, text_range.pos1)
return {
text = text_range.text,
pos0 = text_range.pos0,
pos1 = text_range.pos1,
--sboxes = line_boxes, -- boxes on screen
}
end
end
function CreDocument:getScreenBoxesFromPositions(pos0, pos1)