ASCEE/pyqtgraph
5
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Ensure exported images use integer dimensions.

Browse Source 
It seems that the parameter tree doesn't enforce the int type very
strongly.

Also, use some local variables more often.
This commit is contained in:
Elliott Sales de Andrade 2016-07-09 20:25:52 -04:00
parent 584c4516f0
commit 3edbef6c57
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
pyqtgraph/exporters/ImageExporter.py
View File

@ -59,16 +59,16 @@ class ImageExporter(Exporter):
self.fileSaveDialog(filter=filter) self.fileSaveDialog(filter=filter)
return return
targetRect = QtCore.QRect(0, 0, self.params['width'], self.params['height']) w = int(self.params['width'])
h = int(self.params['height'])
if w == 0 or h == 0:
raise Exception("Cannot export image with size=0 (requested "
"export size is %dx%d)" % (w, h))
targetRect = QtCore.QRect(0, 0, w, h)
sourceRect = self.getSourceRect() sourceRect = self.getSourceRect()
bg = np.empty((h, w, 4), dtype=np.ubyte)
#self.png = QtGui.QImage(targetRect.size(), QtGui.QImage.Format_ARGB32)
#self.png.fill(pyqtgraph.mkColor(self.params['background']))
w, h = self.params['width'], self.params['height']
if w == 0 or h == 0:
raise Exception("Cannot export image with size=0 (requested export size is %dx%d)" % (w,h))
bg = np.empty((self.params['height'], self.params['width'], 4), dtype=np.ubyte)
color = self.params['background'] color = self.params['background']
bg[:,:,0] = color.blue() bg[:,:,0] = color.blue()
bg[:,:,1] = color.green() bg[:,:,1] = color.green()