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ui_icon_graphics.py
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ui_icon_graphics.py
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from PyQt5 import QtCore, QtGui, QtWidgets, Qt
from config import ospath
from ui_icon_consts import *
class IconGraphics(QtWidgets.QWidget):
# Creates an icon with a frame
def __init__(self, parent, x, y, idle_time=True):
"""
@param parent - parent widget
@param x, y - position in the grid i.e [0,0] [0,1] .. [1,2]..
These must be defined:
self.frame_color = ""
self.bottom_text = ""
self.top_text = ""
self.idle_time_text = ""
"""
super(IconGraphics, self).__init__(parent)
self.parent = parent
self.y_margin = IDLE_COUNTER_HEIGHT_WITH_SPACE if idle_time else 0
self.r_margin = 0
self.set_position(x, y)
# Creates the scne
self.scene = QtWidgets.QGraphicsScene()
# Adds view into the scene
self.view = QtWidgets.QGraphicsView(self.scene, self)
self.view.setStyleSheet("border: 0px; background: transparent") # Transparent borderless background
self.view.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff) # Without scroll bars
self.view.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
self.view.setAttribute(QtCore.Qt.WA_TranslucentBackground, True) # More transparency
self.view.setGeometry(0, 0, self.width(), self.height()) # Sets the geometry
# For not shadowing it two times
self.b_shadowed = False
self.blink = False
self.opacity = 255
self.max_opacity = 256
self.effect = QtWidgets.QGraphicsOpacityEffect(self);
self.effect.setOpacity(self.opacity / self.max_opacity)
self.setGraphicsEffect(self.effect)
# Shows it
self.show()
def set_margin(self, boolean):
self.y_margin = IDLE_COUNTER_HEIGHT_WITH_SPACE if boolean else 0
self.set_position(self.x(), self.y())
def set_right_margin(self, boolean):
self.r_margin = RESEARCH_BAR_WIDTH + SPACE_BETWEEN_ICON_AND_BAR if boolean else 0
self.set_position(self.x(), self.y())
def set_position(self, x, y):
self.setGeometry(x * (ICON_SIZE_PX + self.r_margin), y * (ICON_SIZE_PX + self.y_margin),
ICON_SIZE_PX + self.r_margin, ICON_SIZE_PX + self.y_margin)
def create_alpha_pixmap(self, pixmap, alpha):
transparent = QtGui.QPixmap(pixmap.size())
# Do transparency
transparent.fill(QtCore.Qt.transparent)
p = QtGui.QPainter(transparent)
p.setCompositionMode(QtGui.QPainter.CompositionMode_Source)
p.drawPixmap(0, 0, pixmap)
p.setCompositionMode(QtGui.QPainter.CompositionMode_DestinationIn)
# Set transparency level to `alpha` (possible values are 0-255) The alpha channel of a color specifies the transparency effect,
# 0 represents a fully transparent color, while 255 represents a fully opaque color.
p.fillRect(transparent.rect(), Qt.QColor(0, 0, 0, alpha))
p.end()
return transparent
def show_icon(self, filename, frame_color=""):
# Adds the icon into the scene and sets its position to 3 x 3 or 3 x 3+adj
pixmap = QtGui.QPixmap(ospath + filename)
# if self.opacity != 255:
# pixmap = self.create_alpha_pixmap(pixmap, self.opacity)
self.scene.addPixmap(pixmap).setPos(ICON_IMG_POS_X, ICON_IMG_POS_Y + self.y_margin)
# Adds frame
frame = f"/ui/frame{frame_color}.png"
pixmap = QtGui.QPixmap(ospath + frame)
# if self.opacity != 255:
# pixmap = self.create_alpha_pixmap(pixmap, self.opacity)
self.scene.addPixmap(pixmap).setPos(0, 0 + self.y_margin)
def show_top_text(self, string):
if string is None or string == "":
return
# Sets the text painter
text = QtWidgets.QGraphicsSimpleTextItem(string)
text.setFont(icon_top_text_font)
text.setBrush(icon_top_text_brush)
# Sets the position
boundingRectangle = text.sceneBoundingRect()
x, y = (
ICON_SIZE_PX - boundingRectangle.width()) // 2, self.y_margin + 12 - boundingRectangle.height() // 2 # 21 21 the center
text.setPos(x, y);
self.set_shadow()
self.scene.addItem(text)
def show_bottom_text(self, string):
if string is None or string == "":
return
# Sets the text painter
text = QtWidgets.QGraphicsSimpleTextItem(string)
text.setFont(icon_bottom_text_font)
text.setBrush(icon_bottom_text_brush)
# Sets the position
boundingRectangle = text.sceneBoundingRect()
x, y = (
ICON_SIZE_PX - boundingRectangle.width()) // 2, self.y_margin + 30 - boundingRectangle.height() // 2 # 21 21 the center
text.setPos(x, y);
self.set_shadow()
self.scene.addItem(text)
def set_shadow(self):
if not self.b_shadowed:
self.scene.addRect(ICON_IMG_POS_X, ICON_IMG_POS_Y + self.y_margin, ICON_IMG_SIZE_PX, ICON_IMG_SIZE_PX,
invisible_pen, idle_counter_rect_brush)
self.b_shadowed = True
def show_idle_time_text(self, string):
if not self.y_margin:
return
# sets the painter
text = QtWidgets.QGraphicsSimpleTextItem(string)
text.setFont(idle_counter_text_font)
text.setBrush(idle_counter_text_brush)
# Sets position to the center
br = text.sceneBoundingRect()
x, y = (IDLE_COUNTER_WIDTH - br.width()) // 2, (IDLE_COUNTER_HEIGHT - br.height()) // 2 # 21 21 the center
text.setPos(x, y)
# Creates the rectangle
self.scene.addRect(0, 0, IDLE_COUNTER_WIDTH, IDLE_COUNTER_HEIGHT, idle_counter_rect_pen,
idle_counter_rect_brush)
# Adds the text
self.scene.addItem(text)
def blink_effect(self):
if self.blink:
self.scene.addRect(3, self.y_margin + 3, 35, 35, idle_counter_rect_pen, idle_counter_blink)
def redraw(self):
self.b_shadowed = False
self.scene.clear()
self.show_icon(self.icon, self.frame_color)
self.show_bottom_text(self.bottom_text)
self.show_top_text(self.top_text)
self.show_idle_time_text(self.timer_text)
self.blink_effect()
# self.view.setForegroundBrush(Qt.QColor(0, 0, 0, self.opacity));
# print(self.parent.parent())
self.effect.setOpacity(self.opacity / self.max_opacity)
if __name__ == '__main__':
pass