WebJan 28, 2024 · JonB @Pl45m4 28 Jan 2024, 09:07. @Pl45m4 said in Exact correct size needed: AFAIK, 1 or 2 px difference is still enough to trigger the scrollBars. Indeed. But while it starts out like that, when the window is "large", as I make the window "small" the unscrolled area increases to like half the total width or height. Web我正在尝试使用 PyQt 创建一个图像编辑器。 我将QLabel子类化以创建一个标签,该标签通过setPixmap显示图像。 该类确保无论何时调整标签大小,图像都会保持纵横比。 我将其中 个标签放在水平布局中,并将它们的像素图设置为 个图像。 一切都很好,除非以某些方式调 …
[SOLVED]How to fit in view the pixmaps in QGraphicsView ... - Qt Forum
WebJul 13, 2024 · I have code that display image with its name on listWidget . In that case the image won't fit in the graphics view.I tested some of resizing methods.But it doesn't work.Please take a look my code. directory. setNameFilters ( { "*.png", "*.jpg" }); for ( const QFileInfo & finfo: directory. entryInfoList ()) { auto imageObject = new QImage ... WebMar 31, 2016 · I'm sorry for being blunt, but your code is hard to read. The main reason for this is that you consistently use arcane names like test, list, ext and v for data members, which leads to confusion as it's really hard to understand what they represent. Instead, use descriptive names, both for data and functions.Think of an outsider who hasn't written … opal when calls the heart
fitInView && centerOn - 简书
WebI've left it here just in case. """ PyQt image viewer widget based on QGraphicsView with mouse zooming/panning and ROIs. Use the open ("path/to/file") method to load an image file into the viewer. Calling open () without a file argument will popup a file selection dialog. Use the setImage (im) method to set the image data in the viewer. WebFor example: scene = QGraphicsScene() scene.addText("Hello, world!") view = QGraphicsView(scene) view.show() You can explicitly scroll to any position on the scene … Webウィジェットは、Qt でユーザーインターフェースを作成するための主要な要素です。ウィジェットは、データやステータス情報を表示したり、ユーザー入力を受け取ったり … opal whisperers.com