Manual annotation - fix5

* printing now does not disconnect annotations from the image

prasopes/imagetools.py

@@ -7,6 +7,7 @@ from PyQt5 import QtGui
 from PyQt5 import QtPrintSupport
 from PyQt5 import QtWidgets
 from pathlib import Path
+import copy
 import prasopes.graphtools as gt
 import prasopes.config as cf
 
@@ -25,13 +26,14 @@ def paint_image(mass_spec, spect, fn=None, painttarget=None):
     printplot.set_xlim(spect.get_xlim())
     printplot.set_ylim(spect.get_ylim())
     data = [line.get_data() for line in spect.lines]
+    texts = copy.copy(mass_spec)
     if len(mass_spec['headers']) != 0:
         legend = spect.get_legend().get_texts()
-        [gt.pop_plot(*line, printplot, mass_spec, i, legend[i].get_text())
+        [gt.pop_plot(*line, printplot, texts, i, legend[i].get_text())
                 for i,line in enumerate(data)]
         printplot.legend(loc=2)
     else:
-        [gt.pop_plot(*line, printplot, mass_spec, i)
+        [gt.pop_plot(*line, printplot, texts, i)
                 for i,line in enumerate(data)]
     printplot.locator_params(nbins=xtics, axis='x')
     if fn not in (None, [None]):