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pitts-touchscreen/3B/archive/root_3.bak/run.lua

192 lines
3.9 KiB
Lua

-- LUA default run file
-- LUA default run file
require "env"
periphery = require('periphery')
Serial = periphery.Serial
COMMAND_POSITION = 0x19
COMMAND_POSITION_X = 0x13
COMMAND_POSITION_Y = 0x11
COMMAND_01H = 0x01
COMMAND_03H = 0x03
COMMAND_CURSOR_OFF = 0x0E
COMMAND_BLINK = 0x0B
COMMAND_UNBLINK = 0x0C
COMMAND_CR = 0x0D
COMMAND_LF = 0x0A
blinkFlag = false
posX = 0
posY = 0
LOGING = 1
local function errLog(msg)
io.stderr:write(msg)
end
function logPrint(msg,aux)
if ( LOGING ) then
if aux then
print(msg.." , "..aux)
else
print(msg);
end
end
end
function dbgPrint(msg,aux)
if ( DEBUG ) then
if aux then
print(msg.." , "..aux)
else
print(msg);
end
end
end
function checkY(y)
if y < 0 then
y = 0
end
if y > 5 then
y = 5
end
posY = y
return y
end
function checkX(x)
if x < 0 then
x = 39;
posY = posY - 1
checkY(posY)
end
if x > 39 then
if posY == 5 then
x = 39;
else
x = 0;
posY = posY + 1
checkY(posY);
end
end
posX = x
return x
end
function gotoXY(x,y)
checkX(x);
checkY(y);
end
function lineFeed(void)
posY = posY + 1
gotoXY(posX, checkY(posY));
end
function carriageReturn(void)
gotoXY(0, posY);
end
function doRead()
local loops = 0
while loops < 100 do
loops = loops + 1
if serial:poll(1) then
local c = serial:read(1)
if c:byte() == COMMAND_POSITION then
local cmd = serial:read(1)
if cmd:byte() == COMMAND_POSITION_X then
local x = string.byte(serial:read(1))
gotoXY(x,posY)
elseif cmd:byte() == COMMAND_POSITION_Y then
local y = string.byte(serial:read(1))
gotoXY(posX,y)
end
elseif c:byte() == COMMAND_03H then
serial:read(1)
serial:read(1)
elseif c:byte() == COMMAND_BLINK then
blinkFlag = true
elseif c:byte() == COMMAND_UNBLINK then
blinkFlag = false
elseif c:byte() == COMMAND_CURSOR_OFF then
-- curs_set(0);
elseif c:byte() == COMMAND_CR then
carriageReturn()
elseif c:byte() == COMMAND_LF then
lineFeed()
else
if c:byte() >= 0x20 and c:byte() < 0x7F then
--print(c.." at "..posX.." "..posY.."\n")
posX = posX + 1
checkX(posX)
local label = line[posY+1][posX+1]
label:setText(c)
label:draw()
else
print("Unknown: "..c:byte().."\n");
end
end
end
end
end
function setup()
serial = Serial("/dev/ttyAMA0",19200)
instance = HMI.App.instance;
layout = HMI.Layout(instance,200,48);
mono = HMI.Font("/root/font/mono.ttf",34)
line = {}
for i=1, 6, 1 do
line[i] = {}
for j=1, 40, 1 do
line[i][j] = HMI.Label(layout,5*(j-1),8+4*(i-1),5,4," ");
line[i][j]:setTextColor(HMI.Color.green);
line[i][j]:setBackground(HMI.Color.black);
line[i][j]:setFont(mono)
line[1][j]:draw()
end
end
number = {}
for i=1, 10, 1 do
number[i] = HMI.Cell(layout,1+20*(i-1),0,20,7,i-1);
number[i]:setTextColor(HMI.Color.black);
number[i]:setBackground(HMI.Color.grey);
number[i]:setFont(mono)
end
control = {}
for j=0, 1, 1 do
for i=1, 10, 1 do
control[i+j] = HMI.Cell(layout,1+20*(i-1),34+j*7,20,7,i-1);
control[i+j]:setTextColor(HMI.Color.black);
control[i+j]:setBackground(HMI.Color.grey);
control[i+j]:setFont(mono)
end
end
cnt = 0;
end
function loop()
doRead()
end
io.stderr:write("Run LUA\n");
--------------------------------------------------