Add paper wallet output to slip39.gui

Author: pjkundert

images/1x1-ffffff3f.png

@@ -43,10 +43,10 @@ def path_edit(
     edit: str,
 ):
     """Replace the current path w/ the new path, either entirely, or if only partially if a continuation
-    '.../' followed by some new path segments is provided.
+    '../' followed by some new path segments is provided.
 
     """
-    if edit.startswith( '..' ):
+    if edit.startswith( '.' ):
         new_segs	= edit.lstrip( './' ).split( '/' )
         cur_segs	= path.split( '/' )
         log.info( f"Using {edit} to replace last {len(new_segs)} of {path} with {'/'.join(new_segs)}" )

images/1x1-ffffff54.png

@@ -41,9 +41,9 @@
 )
 
 #                                  Y      X       Margin
-CREDIT_CARD			= (2+1/4, 3+3/8), 1/16
-INDEX_CARD			= (3,     5),     1/8   # noqa: E241
 BUSINESS_CARD			= (2,     3+1/2), 1/32  # noqa: E241
+CREDIT_CARD			= (2+1/4, 3+3/8), 1/32
+INDEX_CARD			= (3,     5),     1/16  # noqa: E241
 HALF_LETTER			= (4+1/2, 8),     1/8   # noqa: E241 (actually, 2/letter, 3/legal)
 THIRD_LETTER			= (10.5/4,8),     1/8   # noqa: E241 (actually, 3/letter, 4/legal)
 
@@ -81,15 +81,13 @@
     59: '/|\\',
 }
 
-
-
 BAUDRATE			= 115200
 
-FILENAME_KEYWORDS		= [ 'name', 'date', 'time', 'crypto', 'path', 'address' ]
+FILENAME_KEYWORDS		= ['name', 'date', 'time', 'crypto', 'path', 'address']
 FILENAME_FORMAT			= "{name}-{date}+{time}-{crypto}-{address}.pdf"
 
 # Default Crypto accounts (and optional paths) to generate
-CRYPTO_PATHS			= [ 'ETH', 'BTC' ]
+CRYPTO_PATHS			= ('ETH', 'BTC')
 
 __o				= "BB"
 __h				= "DD"

images/1x1-ffffffbf.png

@@ -189,15 +189,21 @@ def layout_card(
     card_mnemonics		= card_bottom.add_region_proportional(
         Region( 'card-mnemonics', x1=0, y1=0, x2=13/16, y2=1 )
     )
+
+    # QR codes sqaare, and anchored to top and bottom of card.
     card_qr1			= card_bottom.add_region_proportional(
         Image( 'card-qr1', x1=13/16, y1=0, x2=1, y2=1/2 )
     )
-    card_qr1.y2			= card_qr1.y1 + (card_qr1.x2 - card_qr1.x1)  # make height same as width
+    card_qr1_size		= min( card_qr1.x2 - card_qr1.x1, card_qr1.y2 - card_qr1.y1 )
+    card_qr1.x1			= card_qr1.x2 - card_qr1_size
+    card_qr1.y2			= card_qr1.y1 + card_qr1_size
 
     card_qr2			= card_bottom.add_region_proportional(
         Image( 'card-qr2', x1=13/16, y1=1/2, x2=1, y2=1 )
     )
-    card_qr2.y1			= card_qr2.y2 - (card_qr2.x2 - card_qr2.x1)  # make height same as width
+    card_qr2_size		= min( card_qr2.x2 - card_qr2.x1, card_qr2.y2 - card_qr2.y1 )
+    card_qr2.x1			= card_qr2.x2 - card_qr2_size
+    card_qr2.y1			= card_qr2.y2 - card_qr2_size
 
     card_top.add_region_proportional(
         Text( 'card-title', x1=0, y1=0, x2=1, y2=40/100, bold=True )
@@ -266,6 +272,18 @@ def layout_wallet(
             Text( f'crypto-b{c_n}', x1=2/8, y1=-1/16, x2=7/8, y2=7/16, foreground=int( COLOR[c_n], 16 ), rotate=-45 )
         )
 
+    # # The background rosette and cryptocurrency symbol in the center
+    # public_center_size		= min( public.x2 - public.x1, public.y2 - public.y1 )
+    # public.add_region(
+    #     Image(
+    #         'center-bg',
+    #         x1		= public.x1 + ( public.x2 - public.x1 ) / 2 - public_center_size / 2,
+    #         y1		= public.y1 + ( public.y2 - public.y1 ) / 2 - public_center_size / 2,
+    #         x2		= public.x1 + ( public.x2 - public.x1 ) / 2 + public_center_size / 2,
+    #         y2		= public.y1 + ( public.y2 - public.y1 ) / 2 + public_center_size / 2,
+    #     )
+    # )
+
     # Public addresses are vertical on left- and right-hand of public Region.  In order to fit the
     # longer ETH addresses into a space with a fixed-width font, we know that the ratio of the width
     # to the height has to be about 1/20.  Rotation is downward around upper-left corner; so,
@@ -510,7 +528,7 @@ def output_pdf(
             version	= None,
             error_correction = qrcode.constants.ERROR_CORRECT_M,
             box_size	= 10,
-            border	= 0
+            border	= 1
         )
         qrc.add_data( acct.address )
         qrc.make( fit=True )
@@ -688,19 +706,21 @@ def write_pdfs(
                     wall_tpl[f"crypto-b{c_n}"]	= account.crypto
 
                     wall_tpl['name-label']	= "Wallet name:"
-                    wall_tpl['name-bg']		= os.path.join( images, '1x1-ffffff7f.png' )
+                    wall_tpl['name-bg']		= os.path.join( images, '1x1-ffffff54.png' )
                     wall_tpl['name']		= name
 
+                    # wall_tpl['center-bg']	= os.path.join( images, 'guilloche-center.png' )
+
                     public_qr	= qrcode.QRCode(
                         version		= None,
                         error_correction = qrcode.constants.ERROR_CORRECT_M,
                         box_size	= 10,
                         border		= 1,
                     )
                     public_qr.add_data( account.address )
-                    wall_tpl['address-l-bg']	= os.path.join( images, '1x1-ffffff7f.png' )
+                    wall_tpl['address-l-bg']	= os.path.join( images, '1x1-ffffff54.png' )
                     wall_tpl['address-l']	= account.address
-                    wall_tpl['address-r-bg']	= os.path.join( images, '1x1-ffffff7f.png' )
+                    wall_tpl['address-r-bg']	= os.path.join( images, '1x1-ffffff54.png' )
                     wall_tpl['address-r']	= account.address
 
                     wall_tpl['address-qr-t']	= 'PUBLIC ADDRESS'
@@ -716,14 +736,14 @@ def write_pdfs(
                     )
                     private_qr.add_data( private_enc )
 
-                    wall_tpl['private-bg']	= os.path.join( images, '1x1-ffffff7f.png' )
+                    wall_tpl['private-bg']	= os.path.join( images, '1x1-ffffff54.png' )
 
                     # If not enough lines, will throw Exception, as it should!  We don't want
                     # to emit a Paper Wallet without the entire encrypted private key present.
                     for ln,line in enumerate( chunker( private_enc, 40 )):
                         wall_tpl[f"private-{ln}"] = line
                     wall_tpl['private-hint-t']	= 'PASSPHRASE HINT:'
-                    wall_tpl['private-hint-bg']	= os.path.join( images, '1x1-ffffff7f.png' )
+                    wall_tpl['private-hint-bg']	= os.path.join( images, '1x1-ffffff54.png' )
                     wall_tpl['private-hint']	= wallet_pwd_hint
                     wall_tpl['private-qr-t']	= 'PRIVATE KEY'
                     wall_tpl['private-qr']	= private_qr.make_image( back_color="transparent" ).get_image()

images/guilloche-center.png

@@ -63,4 +63,3 @@ def chunker( sequence, size ):
     while sequence:
         yield sequence[:size]
         sequence		= sequence[size:]
-