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Questions - qpainter

Draw a border around all objects/shapes in a QGraphicsItem paint method

I want to draw a border around all objects/shapes within a QGraphicsItem Paint method. (The green and red circles are part of a separate item, so they don't count in this situation) I am currently dra...
test-img

Adam Sirrelle

qt

pyside

pyside2

qgraphicsitem

qpainter

Votes: 0

Answers: 1

Latest Answer

The simplest (but yet not optimal) solution is to create a QPainterPath based on all the rectangles, and draw the "final" border joining all the shapes the item contains: def paint(self,...
test-img

musicamante

Increase QPen Width

I need to increase the pen width for the below code using Painter/QPen, but nothing that I try works. Can someone please point me in the right direction? while c_len < MAX_LENGTH: # Se...
test-img

Brian

python

pyqt

qpainter

qpen

Votes: 0

Answers: 1

Latest Answer

You can use the setWidth method of QPen like so: while c_len < MAX_LENGTH: # Set the pen color for this segment sat = 200 * (MAX_LENGTH - c_len) / MAX_LENGTH hue = (color + 130 * (heigh...
test-img

MiaPlan.de

How do I print the generated QR code using Nayku&#39;s library in a pdf file?

I am using a third party library : https://github.com/nayuki/QR-Code-generator using c++. So far what I have reached in my code is printing the QR code in the console. My app generates a pdf file that...
test-img

Mohamed El Kayal

c++

qt

qr-code

qpainter

Votes: 0

Answers: 0

How to draw on pixmap - PySide6

I have a QDialog with QScrollArea, the QScrollArea has a QLabel containing pixmap. I need to draw on that pixmap. From what I have read in the documentation I should be able to draw directly to the pi...
test-img

nocturne

pyside

qpainter

qpixmap

paintevent

Votes: 0

Answers: 0

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