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pyaudviz/src/components/text.py

183 lines
6.4 KiB
Python

from PIL import Image, ImageDraw
from PyQt5.QtGui import QColor, QFont
from PyQt5 import QtGui, QtCore, QtWidgets
import os
from component import Component
from toolkit.frame import FramePainter, PaintColor
class Component(Component):
name = 'Title Text'
version = '1.0.1'
def widget(self, *args):
super().widget(*args)
self.textColor = (255, 255, 255)
self.strokeColor = (0, 0, 0)
self.title = 'Text'
self.alignment = 1
self.titleFont = QFont()
self.fontSize = self.height / 13.5
self.page.comboBox_textAlign.addItem("Left")
self.page.comboBox_textAlign.addItem("Middle")
self.page.comboBox_textAlign.addItem("Right")
self.page.comboBox_textAlign.setCurrentIndex(int(self.alignment))
self.page.lineEdit_textColor.setText('%s,%s,%s' % self.textColor)
self.page.lineEdit_strokeColor.setText('%s,%s,%s' % self.strokeColor)
self.page.spinBox_fontSize.setValue(int(self.fontSize))
self.page.lineEdit_title.setText(self.title)
self.page.pushButton_center.clicked.connect(self.centerXY)
self.page.fontComboBox_titleFont.currentFontChanged.connect(
self.update
)
self.trackWidgets({
'textColor': self.page.lineEdit_textColor,
'title': self.page.lineEdit_title,
'alignment': self.page.comboBox_textAlign,
'fontSize': self.page.spinBox_fontSize,
'xPosition': self.page.spinBox_xTextAlign,
'yPosition': self.page.spinBox_yTextAlign,
'fontStyle': self.page.comboBox_fontStyle,
'stroke': self.page.spinBox_stroke,
'strokeColor': self.page.lineEdit_strokeColor,
'shadow': self.page.checkBox_shadow,
'shadX': self.page.spinBox_shadX,
'shadY': self.page.spinBox_shadY,
'shadBlur': self.page.spinBox_shadBlur,
}, colorWidgets={
'textColor': self.page.pushButton_textColor,
'strokeColor': self.page.pushButton_strokeColor,
}, relativeWidgets=[
'xPosition', 'yPosition', 'fontSize',
])
self.centerXY()
def update(self):
self.titleFont = self.page.fontComboBox_titleFont.currentFont()
if self.page.checkBox_shadow.isChecked():
self.page.label_shadX.setHidden(False)
self.page.spinBox_shadX.setHidden(False)
self.page.spinBox_shadY.setHidden(False)
self.page.label_shadBlur.setHidden(False)
self.page.spinBox_shadBlur.setHidden(False)
else:
self.page.label_shadX.setHidden(True)
self.page.spinBox_shadX.setHidden(True)
self.page.spinBox_shadY.setHidden(True)
self.page.label_shadBlur.setHidden(True)
self.page.spinBox_shadBlur.setHidden(True)
super().update()
def centerXY(self):
self.setRelativeWidget('xPosition', 0.5)
self.setRelativeWidget('yPosition', 0.521)
def getXY(self):
'''Returns true x, y after considering alignment settings'''
fm = QtGui.QFontMetrics(self.titleFont)
if self.alignment == 0: # Left
x = int(self.xPosition)
if self.alignment == 1: # Middle
offset = int(fm.width(self.title)/2)
x = self.xPosition - offset
if self.alignment == 2: # Right
offset = fm.width(self.title)
x = self.xPosition - offset
return x, self.yPosition
def loadPreset(self, pr, *args):
super().loadPreset(pr, *args)
font = QFont()
font.fromString(pr['titleFont'])
self.page.fontComboBox_titleFont.setCurrentFont(font)
def savePreset(self):
saveValueStore = super().savePreset()
saveValueStore['titleFont'] = self.titleFont.toString()
return saveValueStore
def previewRender(self):
return self.addText(self.width, self.height)
def properties(self):
props = ['static']
if not self.title:
props.append('error')
return props
def error(self):
return "No text provided."
def frameRender(self, frameNo):
return self.addText(self.width, self.height)
def addText(self, width, height):
font = self.titleFont
font.setPixelSize(self.fontSize)
font.setStyle(QFont.StyleNormal)
font.setWeight(QFont.Normal)
font.setCapitalization(QFont.MixedCase)
if self.fontStyle == 1:
font.setWeight(QFont.DemiBold)
if self.fontStyle == 2:
font.setWeight(QFont.Bold)
elif self.fontStyle == 3:
font.setStyle(QFont.StyleItalic)
elif self.fontStyle == 4:
font.setWeight(QFont.Bold)
font.setStyle(QFont.StyleItalic)
elif self.fontStyle == 5:
font.setStyle(QFont.StyleOblique)
elif self.fontStyle == 6:
font.setCapitalization(QFont.SmallCaps)
image = FramePainter(width, height)
x, y = self.getXY()
if self.stroke > 0:
outliner = QtGui.QPainterPathStroker()
outliner.setWidth(self.stroke)
path = QtGui.QPainterPath()
path.addText(x, y, font, self.title)
path = outliner.createStroke(path)
image.setBrush(PaintColor(*self.strokeColor))
image.drawPath(path)
image.setFont(font)
image.setPen(self.textColor)
image.drawText(x, y, self.title)
return image.finalize()
def commandHelp(self):
print('Enter a string to use as centred white text:')
print(' "title=User Error"')
print('Specify a text color:\n color=255,255,255')
print('Set custom x, y position:\n x=500 y=500')
def command(self, arg):
if '=' in arg:
key, arg = arg.split('=', 1)
if key == 'color':
self.page.lineEdit_textColor.setText(arg)
return
elif key == 'size':
self.page.spinBox_fontSize.setValue(int(arg))
return
elif key == 'x':
self.page.spinBox_xTextAlign.setValue(int(arg))
return
elif key == 'y':
self.page.spinBox_yTextAlign.setValue(int(arg))
return
elif key == 'title':
self.page.lineEdit_title.setText(arg)
return
super().command(arg)