From ce9f3f1c667615dbceb88a2f7a1377aa9976edae Mon Sep 17 00:00:00 2001
From: "Fredrick W. Warren" <fred.warren@gmail.com>
Date: Sun, 29 May 2022 11:26:02 -0700
Subject: [PATCH] factored out image/thumbnail

---
 hcatitles.py | 61 +++++++++++++++++++++-------------------------------
 1 file changed, 25 insertions(+), 36 deletions(-)

diff --git a/hcatitles.py b/hcatitles.py
index f5bb382..758a3e3 100644
--- a/hcatitles.py
+++ b/hcatitles.py
@@ -5,54 +5,48 @@ from io import BytesIO
 # Globals 
 
 
-
-def update_image(window, original,title,subtitle):
-    global image
-    # image = original.filter(ImageFilter.GaussianBlur(blur))
-    # image = image.filter(ImageFilter.UnsharpMask(contrast))
-    image = original
+def update_image(original, title, subtitle):
+    """Render new title and title preview
+    renders text on full sized slide
+    make half sized copy for preview and fill top/bottom with white.
     """
-    if emboss:
-        image = image.filter(ImageFilter.EMBOSS())
-    if contour:
-        image = image.filter(ImageFilter.CONTOUR())
+    image = original
+    font1 = ImageFont.truetype('tahomabd.ttf', 50)
+    font2 = ImageFont.truetype('tahomabd.ttf', 38)
+    draw = ImageDraw.Draw(image)
+    draw.text((20,520), title, (255,255,255), font=font1)
+    draw.text((20,588), subtitle, (255,255,255), font=font2)
+    return image
 
-    if flipx:
-        image = ImageOps.mirror(image)
-    if flipy:
-        image = ImageOps.flip(image)
-     """
-    # bio = BytesIO()
-    # image.save(bio, format = 'PNG')
-
-    # window['-IMAGE-'].update(data = bio.getvalue())
+def update_thumbnail(image):
+    """genreate thumbnail from original image"""
+    thumbnail = image.resize((720, 360))
+    white = (255, 255, 255, 255)
+    ImageDraw.floodfill(image, (5,5), value=white)
+    ImageDraw.floodfill(image, (5,355), value=white)
+    return thumbnail
 
 
 def build_layout(image_path):
+    title = 'Pastor Shane Wallis'
+    subtitle = 'Bible Stduy Wednesday June 1st, 2022'
     control_col = sg.Column([
         [
             sg.Frame('Title',
-                     layout = [[sg.Input('Pastor Shane Wallis', key = '-TITLE-')]]
+                     layout = [[sg.Input(title, key = '-TITLE-')]]
                     )],
         [
-            sg.Frame('SubTitle',
+            sg.Frame(subtitle,
                      layout = [[sg.Input(key = '-SUBTITLE-')]]
                     )],
         [
             sg.Button('Save image', key= '-SAVE-')],
     ])
     original = Image.open(image_path)
-    image = original.resize((720, 360))
-    white = (255, 255, 255, 255)
-    ImageDraw.floodfill(image, (5,5), value=white)
-    ImageDraw.floodfill(image, (5,355), value=white)
-    font1 = ImageFont.truetype('tahomabd.ttf', 25)
-    font2 = ImageFont.truetype('tahomabd.ttf', 19)
-    draw = ImageDraw.Draw(image)
-    draw.text((20,260), 'Pastor Shane Wallis', (255,255,255), font=font1)
-    draw.text((20,294), 'Bible Study Wednesday May 18th, 2022', (255,255,255), font=font2)
+    image = update_image(original, title, subtitle)
+    thumbnail = update_thumbnail(image)
     bio = BytesIO()
-    image.save(bio, format = 'PNG')
+    thumbnail.save(bio, format = 'PNG')
     image_col = sg.Column([[sg.Image(data=bio.getvalue(), key = '-IMAGE-')]])
     layout = [[control_col,image_col]]
     return layout
@@ -68,11 +62,6 @@ def main():
         if event == sg.WIN_CLOSED:
             break
 
-        update_image(window,
-                     original,
-                     values['-TITLE-'],
-                     values['-SUBTITLE-'],
-                    )
         if event == "-SAVE-":
             save_path = sg.popup_get_file('Save',
                                           save_as = True,