generate pptx files from gsf files

test/test.py

@@ -1,3 +1,8 @@
+import sys
+import io
+import pptx
+from pptx.util import Inches, Pt
+sys.path.append("..")
 from gwygsf import GSF
 import matplotlib.pyplot as plt
 
@@ -16,6 +21,27 @@ def makeplot(name):
 	ax.set_xlabel("um")
 	ax.set_ylabel("um")
 	fig.colorbar(gr)
-	fig.savefig(f'{name}.png')
 
-makeplot('test.gsf')
+	img = io.BytesIO()
+	fig.savefig(img)
+	return img
+
+def build_pptx(l, out):
+	prs = pptx.Presentation()
+	imgoff_x = Inches(2)
+	imgoff_y = Inches(2)
+	textoff = Inches(0.5)
+	textoff_x = Inches(4.6)
+	def addslide():
+		return prs.slides.add_slide(prs.slide_layouts[6])
+
+	for (n,im) in l:
+		s = addslide()
+		s.shapes.add_picture(im, imgoff_x, imgoff_y)
+		txt = s.shapes.add_textbox(textoff_x,textoff,textoff,textoff).text_frame.add_paragraph()
+		txt.text = n
+		txt.font.size = Pt(15)
+
+	prs.save(f"{out}.pptx")
+
+build_pptx([(x,makeplot(x)) for x in sys.argv[2:len(sys.argv)-1]], sys.argv[len(sys.argv)-1])