def box_type_1(self, X, Y, name, ident, box_width, box_height):
""" Draw a rectangular box of box_width and box_height
with name and ident,
on sheet with (X,Y) as its center on the canvas
Return midpts = N(x,y), S(x,y), E(x,y), W(x,y).
"""
boxW2 = box_width / 2
boxH2 = box_height / 2
x0, y0 = X - boxW2, Y - boxH2 # Top_left of box
x1, y1 = X + boxW2, Y + boxH2 # Bottom_right of box
width = x1 - x0
height = y1 - y0
box = gui.SvgRectangle(x0, y0, width, height)
box.set_stroke(width=2, color='black')
box.set_fill(color='yellow')
box_name = gui.SvgText(X, Y, name)
box_name.attributes['text-anchor'] = 'middle'
box_id = gui.SvgText(X, Y + 15, str(ident))
box_id.attributes['text-anchor'] = 'middle'
self.sheet.append([box, box_name, box_id])
mid_north = [X, Y - boxH2]
mid_south = [X, Y + boxH2]
mid_east = [X + boxW2, Y]
mid_west = [X - boxW2, Y]
return mid_north, mid_south, mid_east, mid_west
def box_type_1(self, X, Y, name):
""" Draw a box with name on sheet around (X,Y) = Xcenter and Ycenter
Return midpts = N(x,y), S(x,y), E(x,y), W(x,y)
(X,Y) = center of box on canvas
"""
x0, y0 = X - self.boxW2, Y - self.boxH2 # TopLeft of box
x1, y1 = X + self.boxW2, Y + self.boxH2 # BottomRight of box
width = x1 - x0
height = y1 - y0
box = gui.SvgRectangle(x0, y0, width, height)
box.set_stroke(width=2, color='black')
box.set_fill(color='yellow')
box_name = gui.SvgText(X, Y, name)
box_name.attributes['text-anchor'] = 'middle'
box_id = gui.SvgText(X, Y + 15, str(self.boxID))
box_id.attributes['text-anchor'] = 'middle'
self.sheets[self.sheet_nr].append([box, box_name, box_id])
mid_north = [X, Y - self.boxH2]
mid_south = [X, Y + self.boxH2]
mid_east = [X + self.boxW2, Y]
mid_west = [X - self.boxW2, Y]
return mid_north, mid_south, mid_east, mid_west
def __init__(self, width, height):
super(SvgPlot, self).__init__(width, height)
self.width = width
self.height = height
self.polyList = []
self.font_size = 15
self.plot_inner_border = self.font_size
self.textYMin = gui.SvgText(0, self.height + self.font_size, "min")
self.textYMax = gui.SvgText(0, 0, "max")
self.textYMin.style['font-size'] = gui.to_pix(self.font_size)
self.textYMax.style['font-size'] = gui.to_pix(self.font_size)
self.append([self.textYMin, self.textYMax])
def append_poly(self, polys):
for poly in polys:
self.append(poly)
self.polyList.append(poly)
poly.textXMin = gui.SvgText(0, 0, "actualValue")
poly.textXMax = gui.SvgText(0, 0, "actualValue")
poly.textYVal = gui.SvgText(0, 0, "actualValue")
poly.textYVal.style['font-size'] = gui.to_pix(self.font_size)
poly.lineYValIndicator = gui.SvgLine(0, 0, 0, 0)
poly.lineXMinIndicator = gui.SvgLine(0, 0, 0, 0)
poly.lineXMaxIndicator = gui.SvgLine(0, 0, 0, 0)
self.append([poly.textXMin, poly.textXMax, poly.textYVal, poly.lineYValIndicator,
poly.lineXMinIndicator, poly.lineXMaxIndicator])
def RhombusPolygon(self, X, Y, strID, hor_size, vert_size):
""" Draw a rhombus polygon with its center on position X,Y
with its strID as text in the middle on sheet.
"""
x0, y0 = X - hor_size, Y # mid_west
x1, y1 = X, Y - vert_size # mid_north
x2, y2 = X + hor_size, Y # mid_east
x3, y3 = X, Y + vert_size # mid_south
## sheet.create_polygon(x0, y0, x1, y1, x2, y2, x3, y3,
## fill='#dfd', smooth=0, outline='black')
## sheet.create_text(X, Y, justify=CENTER, text=strID)
polygon = SvgPolygon(4)
polygon.set_stroke(width=2, color='black')
poly_name = gui.SvgText(X, Y + 5, strID)
poly_name.attributes['text-anchor'] = 'middle'
self.sheets[self.sheet_nr].append([polygon, poly_name])
mid_north = [x1, y1]
mid_south = [x3, y3]
mid_east = [x2, y2]
mid_west = [x0, y0]
polygon.add_coord(*mid_north)
polygon.add_coord(*mid_east)
polygon.add_coord(*mid_south)
polygon.add_coord(*mid_west)
return mid_north, mid_south, mid_east, mid_west
def rhombus_polygon(self, X, Y, str_id, hor_size, vert_size):
""" Draw a rhombus polygon.
Horizontal size (-hor_size, +hor_size) and
vertical size (-vert_size, +vert_size).
with its center on position X,Y
and with its str_id as text in the middle.
"""
x0, y0 = X - hor_size, Y # mid_west
x1, y1 = X, Y - vert_size # mid_north
x2, y2 = X + hor_size, Y # mid_east
x3, y3 = X, Y + vert_size # mid_south
polygon = SvgPolygon(4)
polygon.set_stroke(width=2, color='black')
poly_name = gui.SvgText(X, Y + 5, str_id)
poly_name.attributes['text-anchor'] = 'middle'
self.sheet.append([polygon, poly_name])
mid_north = [x1, y1]
mid_south = [x3, y3]
mid_east = [x2, y2]
mid_west = [x0, y0]
polygon.add_coord(*mid_north)
polygon.add_coord(*mid_east)
polygon.add_coord(*mid_south)
polygon.add_coord(*mid_west)
return mid_north, mid_south, mid_east, mid_west
def __init__(self, x_pos, y_pos, wide, high, *args, **kwargs):
""" x_pos and y_pos are coordinates indicated by the pointer, generally at the center of the shown tape
"""
gui.SvgGroup.__init__(self, *args, **kwargs)
self.wide = wide
self.high = high
self.attributes['transform'] = 'translate(%s %s)' % (x_pos, y_pos)
#it is used a subcontainer in order to show only a part of the entire tape
self.subcontainer = gui.SvgSubcontainer(-self.wide, -self.high / 2,
wide, high)
self.subcontainer.set_viewbox(-self.wide / 2, -self.high / 2, wide,
self.high)
self.append(self.subcontainer)
vertical_line_width = self.wide / 20
scale_vertical_line = gui.SvgLine(-self.wide / 2, -self.high / 2,
-self.wide / 2, self.high)
scale_vertical_line.set_stroke(vertical_line_width, 'lightgray')
self.subcontainer.append(scale_vertical_line)
self.pointer_line = gui.SvgLine(self.wide / 2, 0, -self.wide / 2,
self.value * (self.high / 2))
self.pointer_line.set_stroke(self.wide / 14, 'lightgray')
self.subcontainer.append(self.pointer_line)
self.value_max = gui.SvgText(-self.wide / 2 + vertical_line_width,
-self.high / 2, "10")
self.value_max.attr_dominant_baseline = 'hanging'
self.value_max.attr_text_anchor = 'start'
self.value_max.set_fill('white')
self.value_max.css_font_size = gui.to_pix(0.3 * self.wide)
self.value_max.css_font_weight = 'bolder'
#self.value_max.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.subcontainer.append(self.value_max)
self.value_min = gui.SvgText(-self.wide / 2 + vertical_line_width,
self.high / 2, "-10")
self.value_min.attr_dominant_baseline = 'ideographic'
self.value_min.attr_text_anchor = 'start'
self.value_min.set_fill('white')
self.value_min.css_font_size = gui.to_pix(0.3 * self.wide)
self.value_min.css_font_weight = 'bolder'
#self.value_min.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.subcontainer.append(self.value_min)
def set_value(self, value):
if not self.get_app_instance():
return
with self.get_app_instance().update_lock:
self.values.add_coord(time.clock(), float(value))
try:
plot = pygal.XY()
pairs = []
for i in range(0, len(self.values.coordsX)):
pairs.append([self.values.coordsX[i], self.values.coordsY[i]])
plot.add(self.epics_pv_name, pairs)
self.add_child("chart", plot.render())
except Exception:
self.style['overflow'] = "visible"
self.add_child("chart", gui.SvgText(10,10, "Install pygal to use this widget"))
def default_icon(name, view_w=2, view_h=0.6):
"""
A simple function to make a default svg icon for the widgets
such icons can be replaced later with a good one
"""
icon = gui.Svg(width=100,height=30)
icon.set_viewbox(-view_w/2,-view_h/2,view_w,view_h)
text = gui.SvgText(0,0,name)
text.style['font-size'] = "0.2px"
text.style['text-anchor'] = "middle"
stroke_width = 0.01
rect = gui.SvgRectangle(-view_w/2+stroke_width,-view_h/2+stroke_width,view_w-stroke_width*2,view_h-stroke_width*2)
rect.set_fill("none")
rect.set_stroke(0.01,'black')
icon.append([rect, text])
return icon
def test_init(self):
widget = gui.SvgText(x=10, y=10, text='hello world')
assertValidHTML(widget.repr())
def __init__(self, width, height, _min, _max):
super(Gauge, self).__init__(width, height)
self.width = width
self.height = height
self.min = _min
self.max = _max
self.scale_angle_range = math.pi * 2 - 1.0
self.scale_value_range = _max - _min
self.base_angle = 0 #-self.scale_angle_range/2.0
self.radius = min(width, height) / 2.0
circle = gui.SvgCircle(width / 2.0, height / 2.0, self.radius)
self.append(circle)
circle.set_fill('gray')
circle.set_stroke(1, 'lightgray')
circle = gui.SvgCircle(width / 2.0, height / 2.0,
self.radius * 92.0 / 100.0)
self.append(circle)
circle.set_fill('lightgray')
circle.set_stroke(1, 'lightgray')
font_size = self.radius * 10.0 / 100.0
xy = self.value_to_xy_tuple(_min, self.radius * 90.0 / 100.0)
textMin = gui.SvgText(xy[0], xy[1], str(_min))
xy = self.value_to_xy_tuple(_max, self.radius * 90.0 / 100.0)
textMax = gui.SvgText(xy[0], xy[1], str(_max))
textMin.style['font-size'] = gui.to_pix(font_size)
textMax.style['font-size'] = gui.to_pix(font_size)
textMin.style['text-anchor'] = "end"
textMax.style['text-anchor'] = "end"
textMin.set_fill('red')
textMax.set_fill('green')
for i in range(0, 11):
xy1 = self.value_to_xy_tuple(
self.min + self.scale_value_range / 10 * i,
self.radius * 92.0 / 100.0)
xy2 = self.value_to_xy_tuple(
self.min + self.scale_value_range / 10 * i, self.radius)
tick = gui.SvgLine(xy1[0], xy1[1], xy2[0], xy2[1])
tick.set_stroke(2, 'white')
self.append(tick)
self.append(textMin)
self.append(textMax)
self.arrow = gui.SvgPolyline()
self.arrow.add_coord(-self.radius * 20.0 / 100.0, 0)
self.arrow.add_coord(-self.radius * 23.0 / 100.0,
self.radius * 10.0 / 100.0)
self.arrow.add_coord(0, 0)
self.arrow.add_coord(-self.radius * 23.0 / 100.0,
-self.radius * 10.0 / 100.0)
self.arrow.add_coord(-self.radius * 20.0 / 100.0, 0)
self.arrow.style['fill'] = 'white'
self.arrow.set_stroke(1.0, 'white')
self.append(self.arrow)
self.arrow_preview = gui.SvgPolyline()
self.arrow_preview.add_coord(-self.radius * 10.0 / 100.0, 0)
self.arrow_preview.add_coord(-self.radius * 13.0 / 100.0,
self.radius * 5.0 / 100.0)
self.arrow_preview.add_coord(0, 0)
self.arrow_preview.add_coord(-self.radius * 13.0 / 100.0,
-self.radius * 5.0 / 100.0)
self.arrow_preview.add_coord(-self.radius * 10.0 / 100.0, 0)
self.arrow_preview.style['fill'] = 'beige'
self.arrow_preview.set_stroke(1.0, 'beige')
self.append(self.arrow_preview)
self.set_value(_min)
def __init__(self, *args, **kwargs):
gui.SvgSubcontainer.__init__(self, -self.vw / 2, -self.vh / 2, self.vw,
self.vh, *args, **kwargs)
self.attr_viewBox = "%s %s %s %s" % (-self.vw / 2, -self.vh / 2,
self.vw, self.vh)
self.group_pitch = gui.SvgGroup()
self.group_pitch.css_transform = "rotate(0deg), translate(0, 0)"
self.group_pitch.css_transform_box = "fill-box"
self.group_pitch.css_transform_origin = "center"
self.group_roll = gui.SvgGroup()
self.group_roll.css_transform = "rotate(0deg), translate(0, 0)"
self.group_roll.css_transform_box = "fill-box"
self.group_roll.css_transform_origin = "50% 20%"
self.group_roll.append(self.group_pitch)
#horizon
#background is static and occupy the entire attidute indicator
self.horizon_background = gui.SvgRectangle(-self.vw / 2, -self.vh / 2,
self.vw, self.vh)
self.horizon_background.set_fill("rgb(0,100,255)")
self.append(self.horizon_background)
self.group_horizon_terrain = gui.SvgGroup()
self.horizon_terrain = gui.SvgRectangle(-self.vw, 0, self.vw * 2,
self.vh * 2)
self.horizon_terrain.set_fill("rgb(53, 151, 0)")
self.horizon_terrain.set_stroke(self.vh / 1000.0, "lightgray")
self.group_horizon_terrain.append(self.horizon_terrain)
self.append(self.group_horizon_terrain)
#pitch angle indication
self.group_pitch_indicator = gui.SvgGroup()
self.group_pitch.append(self.group_pitch_indicator)
self.generate_pitch_indicator()
self.append(self.group_roll)
#roll angle indication
min_radius = self.vw * 0.45
mid_radius = self.vw * 0.48
max_radius = self.vw * 0.5
angle_min = -60
angle_max = 60
angle_step = 20 # was 5
for angle in range(angle_min, angle_max + angle_step, angle_step):
r = min_radius if (angle % 10) == 0 else mid_radius
x_min = math.cos(math.radians(angle + 90)) * r
y_min = -math.sin(math.radians(angle + 90)) * r
x_max = math.cos(math.radians(angle + 90)) * max_radius
y_max = -math.sin(math.radians(angle + 90)) * max_radius
hide_scale = abs(int(angle)) > self.pitch_roll_scale_limit
line = gui.SvgLine(x_min, y_min, x_max, y_max)
line.set_stroke(self.vw * 0.005,
'white' if not hide_scale else 'transparent')
self.append(line)
if (angle % 10) == 0:
x_txt = math.cos(
math.radians(angle + 90)) * (min_radius - 0.025 * self.vw)
y_txt = -math.sin(math.radians(angle + 90)) * (min_radius -
0.025 * self.vw)
txt = gui.SvgText(x_txt, y_txt, str(abs(int(angle))))
txt.attr_dominant_baseline = 'hanging'
txt.attr_text_anchor = 'middle'
txt.set_fill('white' if not hide_scale else 'transparent')
txt.css_font_size = gui.to_pix(self.vw * 0.04)
txt.css_font_weight = 'bolder'
self.append(txt)
self.group_roll_indicator = gui.SvgGroup()
self.group_roll_indicator.css_visibility = 'visible'
self.append(self.group_roll_indicator)
#roll and bank indicator
self.group_roll_and_bank_angle_indicator = gui.SvgGroup()
self.roll_indicator = gui.SvgPolygon(3)
self.roll_indicator.set_fill('red')
self.roll_indicator.set_stroke(1, 'black')
self.roll_indicator.add_coord(-0.04 * self.vw, -0.06 * self.vw)
self.roll_indicator.add_coord(0.0 * self.vw, (-0.06 - 0.03) * self.vw)
self.roll_indicator.add_coord(0.04 * self.vw, -0.06 * self.vw)
self.group_roll_and_bank_angle_indicator.append(self.roll_indicator)
self.bank_indicator = gui.SvgPolygon(4)
self.bank_indicator.set_fill('transparent')
self.bank_indicator.set_stroke(1, 'black')
self.bank_indicator_width = 0.08
self.bank_indicator.add_coord(
-(self.bank_indicator_width / 2.0) * self.vw,
(-0.06 + 0.005) * self.vw)
self.bank_indicator.add_coord(
(self.bank_indicator_width / 2.0) * self.vw,
(-0.06 + 0.005) * self.vw)
self.bank_indicator.add_coord(
(self.bank_indicator_width / 2.0) * self.vw,
(-0.06 + 0.025) * self.vw)
self.bank_indicator.add_coord(
-(self.bank_indicator_width / 2.0) * self.vw,
(-0.06 + 0.025) * self.vw)
self.group_roll_and_bank_angle_indicator.append(self.bank_indicator)
self.group_roll_and_bank_angle_indicator.attributes[
'transform'] = "translate(0 %s)" % (-0.3 * self.vh)
self.group_roll_indicator.append(
self.group_roll_and_bank_angle_indicator)
#airplaine indicator is steady
thick = 0.02 * self.vw
self.airplane_svg_left = gui.SvgPolygon(8)
self.airplane_svg_left.set_fill('gray')
self.airplane_svg_left.set_stroke(0.005 * self.vw, 'black')
self.airplane_svg_left.add_coord(-0.2 * self.vw, 0 * self.vw) #25x8
self.airplane_svg_left.add_coord(-0.40 * self.vw, 0 * self.vw)
self.airplane_svg_left.add_coord(-0.40 * self.vw, thick)
self.airplane_svg_left.add_coord(-0.2 * self.vw - thick, thick)
self.airplane_svg_left.add_coord(-0.2 * self.vw - thick,
thick + 0.08 * self.vw)
self.airplane_svg_left.add_coord(-0.2 * self.vw,
thick + 0.08 * self.vw)
self.airplane_svg_left.add_coord(-0.2 * self.vw, 0.08 * self.vw)
self.airplane_svg_right = gui.SvgPolygon(8)
self.airplane_svg_right.set_fill('gray')
self.airplane_svg_right.set_stroke(0.005 * self.vw, 'black')
self.airplane_svg_right.add_coord(0.2 * self.vw, 0 * self.vw) #25x8
self.airplane_svg_right.add_coord(0.40 * self.vw, 0 * self.vw)
self.airplane_svg_right.add_coord(0.40 * self.vw, thick)
self.airplane_svg_right.add_coord(0.2 * self.vw + thick, thick)
self.airplane_svg_right.add_coord(0.2 * self.vw + thick,
thick + 0.08 * self.vw)
self.airplane_svg_right.add_coord(0.2 * self.vw,
thick + 0.08 * self.vw)
self.airplane_svg_right.add_coord(0.2 * self.vw, 0.08 * self.vw)
self.airplane_svg_center = gui.SvgRectangle(-0.02 * self.vw,
-0.02 * self.vw,
0.04 * self.vw,
0.04 * self.vw)
self.airplane_svg_center.set_fill('white')
self.airplane_svg_center.set_stroke(0.005 * self.vw, 'lightgray')
self.append([
self.airplane_svg_left, self.airplane_svg_right,
self.airplane_svg_center
])
#self.generate_orientation_indicator()
self.orientation_tape = OrientationTapeHorizontal(
0, 0.4 * self.vh, 0.8 * self.vw, 1.0 * self.vh)
self.append(self.orientation_tape)
self.set_skid_slip(0)
def __init__(self, x_pos, y_pos, wide, high, *args, **kwargs):
""" x_pos and y_pos are coordinates indicated by the pointer, generally at the center of the shown tape
"""
gui.SvgGroup.__init__(self, *args, **kwargs)
self.wide = wide
self.high = high
self.attributes['transform'] = 'translate(%s %s)' % (x_pos, y_pos)
#it is used a subcontainer in order to show only a part of the entire tape
self.subcontainer = gui.SvgSubcontainer(-wide / 2, 0, wide, high)
self.subcontainer.set_viewbox(-self.scale_length_visible / 2, 0,
self.scale_length_visible,
high * (high / wide))
self.append(self.subcontainer)
#horizontal line along all the tape size
self.group_orientation_indicator = gui.SvgGroup()
line = gui.SvgLine(-self.scale_length / 2, 0, self.scale_length / 2, 0)
line.set_stroke(0.005 * high, 'white')
self.group_orientation_indicator.append(line)
#creating labels
labels = {0: 'N', 90: 'E', 180: 'S', 270: 'W'}
labels_size = {0: 1.0, 90: 1.0, 180: 1.0, 270: 1.0}
for i in range(0, 36 + 1, 2):
if not (i * 10) in labels.keys():
labels[i * 10] = "%02d" % i
labels_size[i * 10] = 0.7
for angle in range(int(-self.scale_length / 2),
int(self.scale_length / 2) + 1):
if angle % 360 in labels.keys():
x = angle
y = 0.05 * self.high * labels_size[angle % 360]
line = gui.SvgLine(x, 0, x, y)
line.set_stroke(1, 'white')
self.group_orientation_indicator.append(line)
txt = gui.SvgText(x, y, labels.get(angle % 360, ''))
txt.attr_dominant_baseline = 'hanging'
txt.attr_text_anchor = 'middle'
txt.set_fill('white')
txt.css_font_size = gui.to_pix(7 * labels_size[angle % 360])
txt.css_font_weight = 'bolder'
self.group_orientation_indicator.append(txt)
self.subcontainer.append(self.group_orientation_indicator)
#self.group_orientation_indicator.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.orientation_pointer = gui.SvgPolygon(3)
self.orientation_pointer.set_fill('red')
self.orientation_pointer.set_stroke(0.005 * self.scale_length_visible,
'black')
self.orientation_pointer.add_coord(-0.01 * self.scale_length_visible,
-0.02 * self.high)
self.orientation_pointer.add_coord(0.0 * self.scale_length_visible,
0.0 * self.high)
self.orientation_pointer.add_coord(0.01 * self.scale_length_visible,
-0.02 * self.high)
#self.orientation_pointer.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.append(self.orientation_pointer)
self.orientation_value = gui.SvgText(0, -0.03 * high,
"%d" % (self.orientation % 360))
self.orientation_value.attr_dominant_baseline = 'auto'
self.orientation_value.attr_text_anchor = 'middle'
self.orientation_value.set_fill('white')
self.orientation_value.css_font_size = gui.to_pix(
0.03 * self.scale_length_visible)
self.orientation_value.css_font_weight = 'bolder'
#orientation_value.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.append(self.orientation_value)
def __init__(self,
x_pos,
y_pos,
wide,
high,
left_side,
scale_length,
scale_length_visible,
tape_white_min=0,
tape_white_max=0,
tape_green_min=0,
tape_green_max=0,
*args,
**kwargs):
""" x_pos and y_pos are coordinates indicated by the pointer, generally at the center of the shown tape
"""
gui.SvgGroup.__init__(self, *args, **kwargs)
self.scale_length = scale_length
self.scale_length_visible = scale_length_visible
self.wide = wide
self.high = high
self.indicator_size = self.wide * 0.2
self.left_side = left_side
self.tape_white_min = tape_white_min
self.tape_white_max = tape_white_max
self.tape_green_min = tape_green_min
self.tape_green_max = tape_green_max
self.attributes['transform'] = 'translate(%s %s)' % (x_pos, y_pos)
#it is used a subcontainer in order to show only a part of the entire tape
self.subcontainer = gui.SvgSubcontainer(-wide if self.left_side else 0,
-self.high / 2, wide, high)
self.subcontainer.set_viewbox(-self.wide / 2,
-self.scale_length_visible / 2, wide,
self.scale_length_visible)
self.append(self.subcontainer)
self.group_indicator = gui.SvgGroup()
self.group_scale = gui.SvgGroup()
self.build_scale()
self.group_indicator.append(self.group_scale)
self.subcontainer.append(self.group_indicator)
#self.group_indicator.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.pointer = gui.SvgPolygon(5)
self.pointer.set_fill('black')
self.pointer.set_stroke(0.02 * self.scale_length_visible, 'red')
direction = (-1 if self.left_side else 1)
pointer_x = 0 #(-self.wide if self.left_side else 0)
pointer_width = self.wide
self.pointer.add_coord(pointer_x, 0)
self.pointer.add_coord(pointer_x + ((0.2 * self.wide) * direction),
0.2 * self.wide)
self.pointer.add_coord(pointer_x + pointer_width * direction,
0.2 * self.wide)
self.pointer.add_coord(pointer_x + pointer_width * direction,
-0.2 * self.wide)
self.pointer.add_coord(pointer_x + ((0.2 * self.wide) * direction),
-0.2 * self.wide)
#self.pointer.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.append(self.pointer)
self.pointer_value = gui.SvgText(
((0 - self.indicator_size) if self.left_side else
(self.wide - 0.05 * self.wide)), 0, "%d" % (self.value % 360))
self.pointer_value.attr_dominant_baseline = 'middle'
self.pointer_value.attr_text_anchor = 'end' if self.left_side else 'end'
self.pointer_value.set_fill('lime')
self.pointer_value.css_font_size = gui.to_pix(0.3 * self.wide)
self.pointer_value.css_font_weight = 'bolder'
#self.pointer_value.attributes['transform'] = 'translate(0 %s)'%(self.vh/2-0.11*self.vh)
self.append(self.pointer_value)
if self.tape_green_max > 0:
green_and_red_tape_width = self.wide
white_tape_width = 3
tape_green = gui.SvgRectangle(
-self.wide / 2, -self.tape_green_max, green_and_red_tape_width,
(self.tape_green_max - self.tape_green_min))
tape_green.set_fill('green')
self.group_scale.add_child('tape_green', tape_green)
if self.tape_white_max > 0:
tape_white = gui.SvgRectangle(
(self.wide / 2 -
white_tape_width if self.left_side else -self.wide / 2),
-self.tape_white_max, white_tape_width,
(self.tape_white_max - self.tape_white_min))
tape_white.set_fill('white')
self.group_scale.add_child('tape_white', tape_white)
if self.tape_green_max > 0:
tape_red = gui.SvgRectangle(
-self.wide / 2, -self.scale_length, green_and_red_tape_width,
(self.scale_length - self.tape_green_max))
tape_red.set_fill('red')
self.group_scale.add_child('tape_red', tape_red)
def __init__(self,
epics_pv_name='',
min_value=0,
max_value=100,
*args,
**kwargs):
w = kwargs.get("style", {}).get("width", kwargs.get("width", 100))
h = kwargs.get("style", {}).get("height", kwargs.get("height", 100))
if 'width' in kwargs.keys():
del kwargs["width"]
if 'height' in kwargs.keys():
del kwargs["height"]
default_style = {'position': 'absolute', 'left': '10px', 'top': '10px'}
default_style.update(kwargs.get('style', {}))
kwargs['style'] = default_style
super(EPICSValueGaugeWidget, self).__init__(w, h, *args, **kwargs)
self.epics_pv_name = epics_pv_name
#the indicator
self.indicator = gui.SvgPolygon(_maxlen=4)
self.indicator.set_stroke(width=0.001, color='red')
self.indicator.set_fill('red')
indicator_pin_radius = 0.05
self.indicator_pin = gui.SvgCircle(0, 0.5, indicator_pin_radius)
self.indicator_pin.set_fill('black')
#the value signs
scale = max_value - min_value
radius_min = 0.4
radius_max = 0.5
for i in range(0, 10):
angle = math.pi / 9 * i
#sign = gui.SvgLine(math.cos(angle)*radius_min, radius_max-math.sin(angle)*radius_min, math.cos(angle)*radius_max, radius_max-math.sin(angle)*radius_max)
sign = gui.SvgLine(
math.cos(angle) * (radius_min - 0.01 + 0.1 * (i + 1) / 10),
radius_max - math.sin(angle) * (radius_min - 0.01 + 0.1 *
(i + 1) / 10),
math.cos(angle) * radius_max,
radius_max - math.sin(angle) * radius_max)
sign.set_stroke(0.01, 'black')
self.append(sign)
#subindicators value signs
scale = max_value - min_value
radius_min = 0.4
radius_max = 0.5
for i in range(0, 100):
angle = math.pi / 99 * i
#sign = gui.SvgLine(math.cos(angle)*radius_min, radius_max-math.sin(angle)*radius_min, math.cos(angle)*radius_max, radius_max-math.sin(angle)*radius_max)
sign = gui.SvgLine(
math.cos(angle) * (radius_min - 0.01 + 0.1 * (i + 10) / 100),
radius_max - math.sin(angle) * (radius_min - 0.01 + 0.1 *
(i + 10) / 100),
math.cos(angle) * radius_max,
radius_max - math.sin(angle) * radius_max)
sign.set_stroke(0.002, 'black')
self.append(sign)
font_size = 0.1
self.text_min_value = gui.SvgText(-radius_max, 0.5 + font_size + 0.01,
str(min_value))
self.text_min_value.style['font-size'] = gui.to_pix(font_size)
self.text_min_value.style['text-anchor'] = "start"
self.text_max_value = gui.SvgText(radius_max, 0.5 + font_size + 0.01,
str(max_value))
self.text_max_value.style['font-size'] = gui.to_pix(font_size)
self.text_max_value.style['text-anchor'] = "end"
self.text_actual_value = gui.SvgText(
0, 0.5 + indicator_pin_radius + font_size + 0.01, str(max_value))
self.text_actual_value.style['font-size'] = gui.to_pix(font_size)
self.text_actual_value.style['text-anchor'] = "middle"
self.text_actual_value.style['font-weight'] = 'bold'
self.min_value = min_value
self.max_value = max_value
self.append([
self.indicator, self.indicator_pin, self.text_min_value,
self.text_max_value, self.text_actual_value
])
self.set_viewbox(-0.5, 0, 1, 0.70)
self.value = self.min_value