Use alternative tool icons for Kitty terminal

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Stretch/Skew dialog's icons were missing from the package, and didn't show up in the dialog, in the release build.
+- Fixed misaligned rows of text in Kitty terminal due to Pencil and Brush tool emojis. The Text and Curve tool icons are also swapped out for options that look better in Kitty.
 
 ## [0.1.0] - 2023-07-24
 

README.md

@@ -388,7 +388,7 @@ These are the symbols I've found so far:
 - Pick Color: 🎨🌈💉💅💧🩸🎈📌📍🪛🪠🥍🩼🌡💄🎯𖡡⤤𝀃🝯⊸⚲𓋼🗡𓍊🍶🧪🍼🌂👁️‍🗨️🧿🍷⤵❣⚗ ⤆Ϸ ⟽þ ⇐ c⟾ /̥͚̥̥͚͚̊̊
 - Magnifier: 🔍🔎👀🔬🔭🧐🕵️‍♂️🕵️‍♀️
 - Pencil: ✏️✎✍️🖎🖊️🖋️✒️🖆📝🖍️🪶
-- Brush: 🖌👨‍🎨🧑‍🎨💅🧹🪮🪥🪒🪠ⵄ⑃ሐ⋔⋲ ▭⋹ 𝈸⋹ ⊏⋹ ⸦⋹ ⊂⋹
+- Brush: 🖌👨‍🎨🧑‍🎨💅🧹🪮🪥🪒🪠ⵄ⑃ሐ⋔⋲ ▭⋹ 𝈸⋹ ⊏⋹ ⸦⋹ ⊂⋹ ▬▤
 - Airbrush: ⛫💨дᖜ💨╔💨🧴🥤🧃🧯🧨🍾🥫💈🫠🌬️🗯☄💭༄༺☁️🌪️🌫🌀🚿 ⪧𖤘 ᗒᗣ дᖜᗕ
 - Text: 📝📄📃📜AＡ🅰️🆎🔤🔠𝐴
 - Line: 📏📉📈＼⟍𝈏╲⧹\⧵∖

src/textual_paint/paint.py

@@ -208,7 +208,7 @@ class Tool(Enum):
         # - Pick Color: 🎨🌈💉💅💧🩸🎈📌📍🪛🪠🥍🩼🌡💄🎯𖡡⤤𝀃🝯⊸⚲𓋼🗡𓍊🍶🧪🍼🌂👁️‍🗨️🧿🍷⤵❣⚗ ⤆Ϸ ⟽þ ⇐ c⟾ /̥͚̥̥͚͚̊̊
         # - Magnifier: 🔍🔎👀🔬🔭🧐🕵️‍♂️🕵️‍♀️
         # - Pencil: ✏️✎✍️🖎🖊️🖋️✒️🖆📝🖍️🪶
-        # - Brush: 🖌👨‍🎨🧑‍🎨💅🧹🪮🪥🪒🪠ⵄ⑃ሐ⋔⋲ ▭⋹ 𝈸⋹ ⊏⋹ ⸦⋹ ⊂⋹
+        # - Brush: 🖌👨‍🎨🧑‍🎨💅🧹🪮🪥🪒🪠ⵄ⑃ሐ⋔⋲ ▭⋹ 𝈸⋹ ⊏⋹ ⸦⋹ ⊂⋹ ▬▤
         # - Airbrush: ⛫💨дᖜ💨╔💨🧴🥤🧃🧯🧨🍾🥫💈🫠🌬️🗯☄💭༄༺☁️🌪️🌫🌀🚿 ⪧𖤘 ᗒᗣ дᖜᗕ
         # - Text: 📝📄📃📜AＡ🅰️🆎🔤🔠𝐴
         # - Line: 📏📉📈＼⟍𝈏╲⧹\⧵∖
@@ -282,6 +282,27 @@ class Tool(Enum):
             # "🪣" shows as tofu
             if self == Tool.fill:
                 return "🌊"
+        elif os.environ.get("KITTY_WINDOW_ID"):
+            # Kitty terminal has alignment problems with the default Pencil symbol "✏️"
+            # as well as alternatives "🖍️", "🖊️", "🖋️", "✍️", "✒️"
+            # and Brush symbol "🖌️" and alternatives "🧹", "🪮"
+            # "🖎", "🖆", and "✎" don't cause alignment issues, but don't show in color and are illegibly small.
+            if self == Tool.pencil:
+                # Working for me: "🪶", and "📝", which may look more like a Text tool than a pencil tool,
+                # but at least has a pencil...
+                return "📝"
+            if self == Tool.brush:
+                # Working for me: "👨‍🎨", "💅", "🪥", "🪒", "🪠", "▭⋹" (basically any of the lame options)
+                # return "[tan]▬[/][#5c2121]⋹[/]"
+                return "[tan]▬[/]▤"
+            if self == Tool.text:
+                # The wide character "Ａ" isn't centered-looking? And is faint/small...
+                return "𝐴" # not centered, but closer to MS Paint's icon, with serifs
+            if self == Tool.curve:
+                # "～" appears tiny!
+                # "〜" looks good; should I use that for other platforms too?
+                # (It's funny, they look identical in my IDE (VS Code))
+                return "〜"
         return {
             Tool.free_form_select: "⚝",
             Tool.select: "⬚",