Mercurial Repositories > eric / file comparison
comparison: eric6/WebBrowser/WebBrowserSnap.py
eric6/WebBrowser/WebBrowserSnap.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7229
- 53054eb5b15a
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2010 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing functions to generate page previews. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 from PyQt5.QtCore import Qt | |
| 13 from PyQt5.QtGui import QPixmap, QPainter | |
| 14 | |
| 15 | |
| 16 def renderTabPreview(view, w, h): | |
| 17 """ | |
| 18 Public function to render a pixmap of a page. | |
| 19 | |
| 20 @param view reference to the view to be previewed (QWebEngineView) | |
| 21 @param w width of the preview pixmap (integer) | |
| 22 @param h height of the preview pixmap (integer) | |
| 23 @return preview pixmap (QPixmap) | |
| 24 """ | |
| 25 pageImage = __render(view, view.width(), view.height()) | |
| 26 return pageImage.scaled( | |
| 27 w, h, Qt.IgnoreAspectRatio, Qt.SmoothTransformation) | |
| 28 | |
| 29 | |
| 30 def __render(view, w, h): | |
| 31 """ | |
| 32 Private function to render a pixmap of given size for a web page. | |
| 33 | |
| 34 @param view reference to the view to be previewed (QWebEngineView) | |
| 35 @param w width of the pixmap (integer) | |
| 36 @param h height of the pixmap (integer) | |
| 37 @return rendered pixmap (QPixmap) | |
| 38 """ | |
| 39 # create the page image | |
| 40 pageImage = QPixmap(w, h) | |
| 41 pageImage.fill(Qt.transparent) | |
| 42 | |
| 43 # render it | |
| 44 p = QPainter(pageImage) | |
| 45 view.render(p) | |
| 46 p.end() | |
| 47 | |
| 48 return pageImage |
