aboutsummaryrefslogtreecommitdiff
path: root/src/component.py
diff options
context:
space:
mode:
Diffstat (limited to 'src/component.py')
-rw-r--r--src/component.py55
1 files changed, 32 insertions, 23 deletions
diff --git a/src/component.py b/src/component.py
index 6637eac..648a6d6 100644
--- a/src/component.py
+++ b/src/component.py
@@ -6,8 +6,11 @@ import os
class Component(QtCore.QObject):
- ''' A class for components to inherit.'''
- # modified = QtCore.pyqtSignal(int, bool)
+ '''
+ A class for components to inherit. Read comments for documentation
+ on making a valid component. All subclasses must implement this signal:
+ modified = QtCore.pyqtSignal(int, bool)
+ '''
def __init__(self, moduleIndex, compPos, core):
super().__init__()
@@ -36,30 +39,32 @@ class Component(QtCore.QObject):
# read your widget values, then call super().update()
def loadPreset(self, presetDict, presetName):
- '''Subclasses take (presetDict, presetName=None) as args.
- Must use super().loadPreset(presetDict, presetName) first,
- then update self.page widgets using the preset dict.
+ '''
+ Subclasses take (presetDict, presetName=None) as args.
+ Must use super().loadPreset(presetDict, presetName) first,
+ then update self.page widgets using the preset dict.
'''
self.currentPreset = presetName \
if presetName is not None else presetDict['preset']
def preFrameRender(self, **kwargs):
- '''Triggered only before a video is exported (video_thread.py)
- self.worker = the video thread worker
- self.completeAudioArray = a list of audio samples
- self.sampleSize = number of audio samples per video frame
- self.progressBarUpdate = signal to set progress bar number
- self.progressBarSetText = signal to set progress bar text
- Use the latter two signals to update the MainProgram if needed
- for a long initialization procedure (i.e., for a visualizer)
+ ''' Triggered only before a video is exported (video_thread.py)
+ self.worker = the video thread worker
+ self.completeAudioArray = a list of audio samples
+ self.sampleSize = number of audio samples per video frame
+ self.progressBarUpdate = signal to set progress bar number
+ self.progressBarSetText = signal to set progress bar text
+ Use the latter two signals to update the MainWindow if needed
+ for a long initialization procedure (i.e., for a visualizer)
'''
for var, value in kwargs.items():
exec('self.%s = value' % var)
def command(self, arg):
- '''Configure a component using argument from the commandline.
- Use super().command(arg) at the end of a subclass's method,
- if no arguments are found in that method first
+ '''
+ Configure a component using argument from the commandline.
+ Use super().command(arg) at the end of a subclass's method,
+ if no arguments are found in that method first
'''
if arg.startswith('preset='):
_, preset = arg.split('=', 1)
@@ -84,9 +89,10 @@ class Component(QtCore.QObject):
'''Print help text for this Component's commandline arguments'''
def pickColor(self):
- '''Use color picker to get color input from the user,
- and return this as an RGB string and QPushButton stylesheet.
- In a subclass apply stylesheet to any color selection widgets
+ '''
+ Use color picker to get color input from the user,
+ and return this as an RGB string and QPushButton stylesheet.
+ In a subclass apply stylesheet to any color selection widgets
'''
dialog = QtWidgets.QColorDialog()
dialog.setOption(QtWidgets.QColorDialog.ShowAlphaChannel, True)
@@ -101,7 +107,7 @@ class Component(QtCore.QObject):
return None, None
def RGBFromString(self, string):
- ''' Turns an RGB string like "255, 255, 255" into a tuple '''
+ '''Turns an RGB string like "255, 255, 255" into a tuple'''
try:
tup = tuple([int(i) for i in string.split(',')])
if len(tup) != 3:
@@ -135,13 +141,16 @@ class Component(QtCore.QObject):
def previewRender(self, previewWorker):
width = int(previewWorker.core.settings.value('outputWidth'))
height = int(previewWorker.core.settings.value('outputHeight'))
- image = Image.new("RGBA", (width, height), (0,0,0,0))
+ from frame import BlankFrame
+ image = BlankFrame(width, height)
return image
- def frameRender(self, moduleNo, frameNo):
+ def frameRender(self, layerNo, frameNo):
+ audioArrayIndex = frameNo * self.sampleSize
width = int(self.worker.core.settings.value('outputWidth'))
height = int(self.worker.core.settings.value('outputHeight'))
- image = Image.new("RGBA", (width, height), (0,0,0,0))
+ from frame import BlankFrame
+ image = BlankFrame(width, height)
return image
@classmethod