177 lines
6.6 KiB
Python
177 lines
6.6 KiB
Python
from PIL import Image, ImageDraw
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from PyQt5.QtGui import QPainter, QColor, QFont
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from PyQt5 import uic, QtGui, QtCore
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from PIL.ImageQt import ImageQt
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import os
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import io
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from . import __base__
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class Component(__base__.Component):
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'''Title Text'''
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modified = QtCore.pyqtSignal(int, dict)
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def __init__(self, *args):
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super().__init__(*args)
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self.titleFont = QFont()
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def widget(self, parent):
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height = int(parent.settings.value('outputHeight'))
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width = int(parent.settings.value('outputWidth'))
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self.parent = parent
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self.textColor = (255, 255, 255)
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self.title = 'Text'
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self.alignment = 1
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self.fontSize = height / 13.5
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fm = QtGui.QFontMetrics(self.titleFont)
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self.xPosition = width / 2 - fm.width(self.title)/2
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self.yPosition = height / 2 * 1.036
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page = uic.loadUi(os.path.join(
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os.path.dirname(os.path.realpath(__file__)), 'text.ui'))
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page.comboBox_textAlign.addItem("Left")
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page.comboBox_textAlign.addItem("Middle")
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page.comboBox_textAlign.addItem("Right")
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page.lineEdit_textColor.setText('%s,%s,%s' % self.textColor)
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page.pushButton_textColor.clicked.connect(self.pickColor)
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btnStyle = "QPushButton { background-color : %s; outline: none; }" \
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% QColor(*self.textColor).name()
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page.pushButton_textColor.setStyleSheet(btnStyle)
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page.lineEdit_title.setText(self.title)
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page.comboBox_textAlign.setCurrentIndex(int(self.alignment))
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page.spinBox_fontSize.setValue(int(self.fontSize))
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page.spinBox_xTextAlign.setValue(int(self.xPosition))
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page.spinBox_yTextAlign.setValue(int(self.yPosition))
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page.fontComboBox_titleFont.currentFontChanged.connect(self.update)
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page.lineEdit_title.textChanged.connect(self.update)
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page.comboBox_textAlign.currentIndexChanged.connect(self.update)
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page.spinBox_xTextAlign.valueChanged.connect(self.update)
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page.spinBox_yTextAlign.valueChanged.connect(self.update)
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page.spinBox_fontSize.valueChanged.connect(self.update)
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page.lineEdit_textColor.textChanged.connect(self.update)
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self.page = page
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return page
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def update(self):
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self.title = self.page.lineEdit_title.text()
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self.alignment = self.page.comboBox_textAlign.currentIndex()
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self.titleFont = self.page.fontComboBox_titleFont.currentFont()
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self.fontSize = self.page.spinBox_fontSize.value()
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self.xPosition = self.page.spinBox_xTextAlign.value()
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self.yPosition = self.page.spinBox_yTextAlign.value()
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self.textColor = self.RGBFromString(
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self.page.lineEdit_textColor.text())
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self.parent.drawPreview()
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super().update()
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def getXY(self):
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'''Returns true x, y after considering alignment settings'''
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fm = QtGui.QFontMetrics(self.titleFont)
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if self.alignment == 0: # Left
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x = self.xPosition
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if self.alignment == 1: # Middle
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offset = fm.width(self.title)/2
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x = self.xPosition - offset
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if self.alignment == 2: # Right
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offset = fm.width(self.title)
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x = self.xPosition - offset
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return x, self.yPosition
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def loadPreset(self, pr, presetName=None):
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super().loadPreset(pr, presetName)
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self.page.lineEdit_title.setText(pr['title'])
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font = QFont()
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font.fromString(pr['titleFont'])
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self.page.fontComboBox_titleFont.setCurrentFont(font)
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self.page.spinBox_fontSize.setValue(pr['fontSize'])
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self.page.comboBox_textAlign.setCurrentIndex(pr['alignment'])
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self.page.spinBox_xTextAlign.setValue(pr['xPosition'])
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self.page.spinBox_yTextAlign.setValue(pr['yPosition'])
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self.page.lineEdit_textColor.setText('%s,%s,%s' % pr['textColor'])
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btnStyle = "QPushButton { background-color : %s; outline: none; }" \
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% QColor(*pr['textColor']).name()
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self.page.pushButton_textColor.setStyleSheet(btnStyle)
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def savePreset(self):
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return {
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'preset': self.currentPreset,
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'title': self.title,
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'titleFont': self.titleFont.toString(),
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'alignment': self.alignment,
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'fontSize': self.fontSize,
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'xPosition': self.xPosition,
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'yPosition': self.yPosition,
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'textColor': self.textColor
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}
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def previewRender(self, previewWorker):
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width = int(previewWorker.core.settings.value('outputWidth'))
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height = int(previewWorker.core.settings.value('outputHeight'))
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return self.addText(width, height)
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def preFrameRender(self, **kwargs):
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super().preFrameRender(**kwargs)
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return ['static']
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def frameRender(self, moduleNo, arrayNo, frameNo):
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width = int(self.worker.core.settings.value('outputWidth'))
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height = int(self.worker.core.settings.value('outputHeight'))
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return self.addText(width, height)
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def addText(self, width, height):
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x, y = self.getXY()
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im = self.blankFrame(width, height)
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image = ImageQt(im)
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painter = QPainter(image)
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self.titleFont.setPixelSize(self.fontSize)
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painter.setFont(self.titleFont)
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painter.setPen(QColor(*self.textColor))
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painter.drawText(x, y, self.title)
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painter.end()
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imBytes = image.bits().asstring(image.numBytes())
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return Image.frombytes('RGBA', (width, height), imBytes)
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def pickColor(self):
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RGBstring, btnStyle = super().pickColor()
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if not RGBstring:
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return
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self.page.lineEdit_textColor.setText(RGBstring)
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self.page.pushButton_textColor.setStyleSheet(btnStyle)
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def commandHelp(self):
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print('Enter a string to use as centred white text:')
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print(' "title=User Error"')
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print('Specify a text color:\n color=255,255,255')
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print('Set custom x, y position:\n x=500 y=500')
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def command(self, arg):
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if not arg.startswith('preset=') and '=' in arg:
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key, arg = arg.split('=', 1)
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if key == 'color':
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self.page.lineEdit_textColor.setText(arg)
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return
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elif key == 'size':
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self.page.spinBox_fontSize.setValue(int(arg))
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return
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elif key == 'x':
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self.page.spinBox_xTextAlign.setValue(int(arg))
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return
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elif key == 'y':
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self.page.spinBox_yTextAlign.setValue(int(arg))
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return
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elif key == 'title':
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self.page.lineEdit_title.setText(arg)
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return
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super().command(arg)
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