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workshops
Python-Roadshow
Commits
5f87c7d4
Commit
5f87c7d4
authored
Jan 19, 2018
by
SCtom
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Merge branch 'paul' of
http://projectcs.sci.ubu.ac.th/workshops/Python-Roadshow
parents
21977ef4
3b0fbec1
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1.bmp
sessions/session-3/Image/1.bmp
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1.bmp
sessions/session-3/Image/1/1.bmp
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2.bmp
sessions/session-3/Image/1/2.bmp
+0
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1.bmp
sessions/session-3/Image/2/1.bmp
+0
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ubuwidgets.py
sessions/session-3/ubuwidgets.py
+120
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window.py
sessions/session-3/window.py
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sessions/session-3/Image/1.bmp
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5f87c7d4
246 Bytes
sessions/session-3/Image/1/1.bmp
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246 Bytes
sessions/session-3/Image/1/2.bmp
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246 Bytes
sessions/session-3/Image/2/1.bmp
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246 Bytes
sessions/session-3/ubuwidgets.py
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5f87c7d4
from
PyQt5.QtCore
import
Qt
,
QDir
,
QFile
,
QPoint
,
QRect
,
QSize
from
PyQt5.QtWidgets
import
QWidget
,
QPushButton
,
QLineEdit
,
QLabel
,
QGridLayout
from
PyQt5.QtGui
import
QImage
,
QImageWriter
,
QPainter
,
QPen
,
qRgb
,
QPixmap
class
Button
(
QWidget
):
def
__init__
(
self
,
parent
=
None
,
label
=
"Button"
,
on_click
=
None
):
super
(
Button
,
self
)
.
__init__
(
parent
)
button
=
QPushButton
(
label
,
self
)
button
.
move
(
220
,
0
)
button
.
clicked
.
connect
(
on_click
)
grid
=
QGridLayout
()
grid
.
addWidget
(
button
,
1
,
0
,
1
,
2
)
self
.
setLayout
(
grid
)
class
ComboWidget
(
QWidget
):
def
__init__
(
self
,
parent
=
None
,
text_on_label
=
"Label"
,
text_on_button
=
"button"
,
on_click
=
None
,
readOnly
=
False
):
super
(
ComboWidget
,
self
)
.
__init__
(
parent
)
button
=
QPushButton
(
text_on_button
,
self
)
lbl
=
QLabel
(
self
)
lbl
.
setText
(
text_on_label
)
self
.
qle
=
QLineEdit
(
self
)
self
.
qle
.
setReadOnly
(
readOnly
)
self
.
qle
.
setAlignment
(
Qt
.
AlignCenter
)
button
.
clicked
.
connect
(
on_click
)
grid
=
QGridLayout
()
grid
.
addWidget
(
lbl
,
1
,
0
)
grid
.
addWidget
(
self
.
qle
,
1
,
1
)
grid
.
addWidget
(
button
,
1
,
2
)
self
.
setLayout
(
grid
)
def
text
(
self
):
return
self
.
qle
.
text
()
def
set_text
(
self
,
text
=
""
):
self
.
qle
.
setText
(
text
)
class
Board
(
QWidget
):
def
__init__
(
self
,
parent
=
None
):
super
(
Board
,
self
)
.
__init__
(
parent
)
self
.
setAttribute
(
Qt
.
WA_StaticContents
)
self
.
penWidth
=
50
self
.
writing
=
False
self
.
penColor
=
Qt
.
black
self
.
image
=
QImage
()
self
.
lastPoint
=
QPoint
()
self
.
setFixedSize
(
512
,
512
)
def
saveImage
(
self
,
label
):
import
os
visibleImage
=
self
.
image
self
.
resizeImage
(
visibleImage
,
self
.
size
())
if
QDir
(
'Image'
)
.
exists
()
==
False
:
QDir
()
.
mkdir
(
'Image'
)
label
=
'Image/'
+
label
if
QDir
(
label
)
.
exists
()
==
False
:
QDir
()
.
mkdir
(
label
)
cnt
=
0
maxf
=
0
for
file
in
os
.
listdir
(
label
):
if
file
.
endswith
(
'.bmp'
):
cnt
+=
1
tmpN
=
int
(
file
[:
-
4
:])
maxf
=
max
(
maxf
,
tmpN
)
visibleImage
.
save
(
'tmp.bmp'
)
pixmap
=
QPixmap
(
'tmp.bmp'
)
.
scaled
(
8
,
8
)
pixmap
.
save
(
label
+
'/'
+
str
(
max
(
cnt
,
maxf
)
+
1
)
+
'.bmp'
)
QFile
.
remove
(
'tmp.bmp'
)
def
paintEvent
(
self
,
event
):
painter
=
QPainter
(
self
)
dirtyRect
=
event
.
rect
()
painter
.
drawImage
(
dirtyRect
,
self
.
image
,
dirtyRect
)
def
clearImage
(
self
):
self
.
image
.
fill
(
qRgb
(
255
,
255
,
255
))
self
.
update
()
def
mousePressEvent
(
self
,
event
):
if
event
.
button
()
==
Qt
.
LeftButton
:
self
.
lastPoint
=
event
.
pos
()
self
.
writing
=
True
def
mouseMoveEvent
(
self
,
event
):
if
(
event
.
buttons
()
&
Qt
.
LeftButton
)
and
self
.
writing
:
self
.
drawLineTo
(
event
.
pos
())
def
mouseReleaseEvent
(
self
,
event
):
if
event
.
button
()
==
Qt
.
LeftButton
and
self
.
writing
:
self
.
drawLineTo
(
event
.
pos
())
self
.
writing
=
False
def
resizeEvent
(
self
,
event
):
self
.
resizeImage
(
self
.
image
,
self
.
size
())
self
.
update
()
super
(
Board
,
self
)
.
resizeEvent
(
event
)
def
drawLineTo
(
self
,
endPoint
):
painter
=
QPainter
(
self
.
image
)
painter
.
setPen
(
QPen
(
self
.
penColor
,
self
.
penWidth
,
Qt
.
SolidLine
,
Qt
.
RoundCap
,
Qt
.
RoundJoin
))
painter
.
drawLine
(
self
.
lastPoint
,
endPoint
)
self
.
writing
=
True
rad
=
self
.
penWidth
/
2
+
2
self
.
update
(
QRect
(
self
.
lastPoint
,
endPoint
)
.
normalized
()
.
adjusted
(
-
rad
,
-
rad
,
+
rad
,
+
rad
))
self
.
lastPoint
=
QPoint
(
endPoint
)
def
resizeImage
(
self
,
image
,
newSize
):
if
image
.
size
()
==
newSize
:
return
newImage
=
QImage
(
newSize
,
QImage
.
Format_RGB32
)
newImage
.
fill
(
qRgb
(
255
,
255
,
255
))
painter
=
QPainter
(
newImage
)
painter
.
drawImage
(
QPoint
(
0
,
0
),
image
)
self
.
image
=
newImage
sessions/session-3/window.py
0 → 100644
View file @
5f87c7d4
from
PyQt5.QtCore
import
Qt
from
PyQt5.QtWidgets
import
(
QAction
,
QApplication
,
QWidget
,
QGridLayout
)
#from board import Board
#from clearButton import ClearButton
#from trainWidget import TrainWidget
#from testWidget import TestWidget
from
ubuwidgets
import
(
Button
,
ComboWidget
,
Board
)
class
MainWindow
(
QWidget
):
def
__init__
(
self
,
parent
=
None
):
super
(
MainWindow
,
self
)
.
__init__
(
parent
)
self
.
scribbleArea
=
Board
()
self
.
clearButton
=
Button
(
self
,
"Clear Image"
,
self
.
on_clear
)
self
.
saveCombo
=
ComboWidget
(
self
,
"Label: "
,
"Save"
,
self
.
on_save
)
self
.
testCombo
=
ComboWidget
(
self
,
"Result: "
,
"Test"
,
self
.
on_test
,
True
)
grid
=
QGridLayout
()
grid
.
addWidget
(
self
.
scribbleArea
,
1
,
0
)
grid
.
addWidget
(
self
.
clearButton
,
2
,
0
)
grid
.
addWidget
(
self
.
saveCombo
,
3
,
0
)
grid
.
addWidget
(
self
.
testCombo
,
4
,
0
)
self
.
setLayout
(
grid
)
self
.
setWindowTitle
(
"number ubu"
)
self
.
resize
(
512
,
650
)
def
on_clear
(
self
):
self
.
scribbleArea
.
clearImage
()
def
on_save
(
self
):
print
(
'on_save'
)
self
.
scribbleArea
.
saveImage
(
self
.
saveCombo
.
text
())
self
.
scribbleArea
.
clearImage
()
def
on_test
(
self
):
print
(
"testing..."
)
if
__name__
==
'__main__'
:
import
sys
app
=
QApplication
(
sys
.
argv
)
window
=
MainWindow
()
window
.
show
()
sys
.
exit
(
app
.
exec_
())
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