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mod: handle shift and alt key events in adjustKeyEvents()

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This commit is contained in:
Qingping Hou
2012-03-02 18:38:34 +08:00
parent 1713e2ab0b
commit 6614bbe33d
6 changed files with 34 additions and 70 deletions
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27
pdfreader.lua
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@@ -45,10 +45,6 @@ PDFReader = {
pan_y = 0,
pan_margin = 20,
-- keep track of input state:
shiftmode = false, -- shift pressed
altmode = false, -- alt pressed
-- the pdf document:
doc = nil,
-- the document's setting store:
@@ -369,17 +365,13 @@ end
function PDFReader:inputloop()
while 1 do
local ev = input.waitForEvent()
ev.code = adjustKeyEvents(ev)
if ev.type == EV_KEY and ev.value == EVENT_VALUE_KEY_PRESS then
ev.code = adjustFWKey(ev.code)
local secs, usecs = util.gettime()
if ev.code == KEY_SHIFT then
Keys.shiftmode = true
elseif ev.code == KEY_ALT then
Keys.altmode = true
elseif ev.code == KEY_PGFWD or ev.code == KEY_LPGFWD then
if self.shiftmode then
if ev.code == KEY_PGFWD or ev.code == KEY_LPGFWD then
if Keys.shiftmode then
self:setglobalzoom(self.globalzoom+0.2)
elseif self.altmode then
elseif Keys.altmode then
self:setglobalzoom(self.globalzoom+0.1)
else
if self.pan_by_page then
@@ -389,9 +381,9 @@ function PDFReader:inputloop()
self:goto(self.pageno + 1)
end
elseif ev.code == KEY_PGBCK or ev.code == KEY_LPGBCK then
if self.shiftmode then
if Keys.shiftmode then
self:setglobalzoom(self.globalzoom-0.2)
elseif self.altmode then
elseif Keys.altmode then
self:setglobalzoom(self.globalzoom-0.1)
else
if self.pan_by_page then
@@ -512,7 +504,7 @@ function PDFReader:inputloop()
self.offset_y = self.min_offset_y
end
elseif ev.code == KEY_FW_PRESS then
if self.shiftmode then
if Keys.shiftmode then
if self.pan_by_page then
self.offset_x = self.pan_x
self.offset_y = self.pan_y
@@ -537,11 +529,6 @@ function PDFReader:inputloop()
local nsecs, nusecs = util.gettime()
local dur = (nsecs - secs) * 1000000 + nusecs - usecs
print("E: T="..ev.type.." V="..ev.value.." C="..ev.code.." DUR="..dur)
elseif ev.type == EV_KEY and ev.value == EVENT_VALUE_KEY_RELEASE and ev.code == KEY_SHIFT then
print "shift haha"
Keys.shiftmode = false
elseif ev.type == EV_KEY and ev.value == EVENT_VALUE_KEY_RELEASE and ev.code == KEY_ALT then
Keys.altmode = false
end
end
end