204 lines
7.3 KiB
Python
204 lines
7.3 KiB
Python
from PIL import ImageEnhance, ImageFilter, ImageChops
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from PyQt5.QtGui import QColor, QFont
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from PyQt5 import QtGui, QtCore, QtWidgets
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import os
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import logging
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from component import Component
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from toolkit.frame import FramePainter, PaintColor
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log = logging.getLogger('AVP.Components.Text')
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class Component(Component):
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name = 'Title Text'
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version = '1.0.1'
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def widget(self, *args):
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super().widget(*args)
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self.title = 'Text'
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self.alignment = 1
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self.titleFont = QFont()
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self.fontSize = self.height / 13.5
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self.page.comboBox_textAlign.addItem("Left")
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self.page.comboBox_textAlign.addItem("Middle")
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self.page.comboBox_textAlign.addItem("Right")
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self.page.comboBox_textAlign.setCurrentIndex(int(self.alignment))
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self.page.spinBox_fontSize.setValue(int(self.fontSize))
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self.page.lineEdit_title.setText(self.title)
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self.page.pushButton_center.clicked.connect(self.centerXY)
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self.page.fontComboBox_titleFont.currentFontChanged.connect(
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self.update
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)
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self.trackWidgets({
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'textColor': self.page.lineEdit_textColor,
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'title': self.page.lineEdit_title,
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'alignment': self.page.comboBox_textAlign,
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'fontSize': self.page.spinBox_fontSize,
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'xPosition': self.page.spinBox_xTextAlign,
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'yPosition': self.page.spinBox_yTextAlign,
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'fontStyle': self.page.comboBox_fontStyle,
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'stroke': self.page.spinBox_stroke,
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'strokeColor': self.page.lineEdit_strokeColor,
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'shadow': self.page.checkBox_shadow,
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'shadX': self.page.spinBox_shadX,
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'shadY': self.page.spinBox_shadY,
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'shadBlur': self.page.spinBox_shadBlur,
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}, colorWidgets={
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'textColor': self.page.pushButton_textColor,
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'strokeColor': self.page.pushButton_strokeColor,
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}, relativeWidgets=[
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'xPosition', 'yPosition', 'fontSize',
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'stroke', 'shadX', 'shadY', 'shadBlur'
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])
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self.centerXY()
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def update(self):
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self.titleFont = self.page.fontComboBox_titleFont.currentFont()
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if self.page.checkBox_shadow.isChecked():
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self.page.label_shadX.setHidden(False)
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self.page.spinBox_shadX.setHidden(False)
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self.page.spinBox_shadY.setHidden(False)
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self.page.label_shadBlur.setHidden(False)
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self.page.spinBox_shadBlur.setHidden(False)
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else:
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self.page.label_shadX.setHidden(True)
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self.page.spinBox_shadX.setHidden(True)
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self.page.spinBox_shadY.setHidden(True)
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self.page.label_shadBlur.setHidden(True)
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self.page.spinBox_shadBlur.setHidden(True)
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def centerXY(self):
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self.setRelativeWidget('xPosition', 0.5)
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self.setRelativeWidget('yPosition', 0.521)
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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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x = self.pixelValForAttr('xPosition')
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if self.alignment == 1: # Middle
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offset = int(fm.width(self.title)/2)
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x -= offset
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if self.alignment == 2: # Right
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offset = fm.width(self.title)
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x -= offset
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return x, self.yPosition
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def loadPreset(self, pr, *args):
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super().loadPreset(pr, *args)
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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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def savePreset(self):
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saveValueStore = super().savePreset()
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saveValueStore['titleFont'] = self.titleFont.toString()
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return saveValueStore
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def previewRender(self):
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return self.addText(self.width, self.height)
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def properties(self):
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props = ['static']
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if not self.title:
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props.append('error')
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return props
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def error(self):
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return "No text provided."
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def frameRender(self, frameNo):
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return self.addText(self.width, self.height)
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def addText(self, width, height):
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font = self.titleFont
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font.setPixelSize(self.fontSize)
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font.setStyle(QFont.StyleNormal)
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font.setWeight(QFont.Normal)
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font.setCapitalization(QFont.MixedCase)
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if self.fontStyle == 1:
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font.setWeight(QFont.DemiBold)
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if self.fontStyle == 2:
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font.setWeight(QFont.Bold)
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elif self.fontStyle == 3:
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font.setStyle(QFont.StyleItalic)
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elif self.fontStyle == 4:
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font.setWeight(QFont.Bold)
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font.setStyle(QFont.StyleItalic)
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elif self.fontStyle == 5:
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font.setStyle(QFont.StyleOblique)
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elif self.fontStyle == 6:
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font.setCapitalization(QFont.SmallCaps)
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image = FramePainter(width, height)
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x, y = self.getXY()
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log.debug('Text position translates to %s, %s', x, y)
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if self.stroke > 0:
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outliner = QtGui.QPainterPathStroker()
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outliner.setWidth(self.stroke)
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path = QtGui.QPainterPath()
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if self.fontStyle == 6:
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# PathStroker ignores smallcaps so we need this weird hack
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path.addText(x, y, font, self.title[0])
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fm = QtGui.QFontMetrics(font)
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newX = x + fm.width(self.title[0])
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strokeFont = self.page.fontComboBox_titleFont.currentFont()
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strokeFont.setCapitalization(QFont.SmallCaps)
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strokeFont.setPixelSize(int((self.fontSize / 7) * 5))
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strokeFont.setLetterSpacing(QFont.PercentageSpacing, 139)
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path.addText(newX, y, strokeFont, self.title[1:])
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else:
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path.addText(x, y, font, self.title)
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path = outliner.createStroke(path)
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image.setPen(QtCore.Qt.NoPen)
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image.setBrush(PaintColor(*self.strokeColor))
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image.drawPath(path)
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image.setFont(font)
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image.setPen(self.textColor)
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image.drawText(x, y, self.title)
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# turn QImage into Pillow frame
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frame = image.finalize()
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if self.shadow:
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shadImg = ImageEnhance.Contrast(frame).enhance(0.0)
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shadImg = shadImg.filter(ImageFilter.GaussianBlur(self.shadBlur))
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shadImg = ImageChops.offset(shadImg, self.shadX, self.shadY)
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shadImg.paste(frame, box=(0, 0), mask=frame)
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frame = shadImg
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return frame
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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 '=' 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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