Initial commit

README.md

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+tdraw
+---
+Inspired by [Explaining Code using ASCII Art](https://blog.regehr.org/archives/1653).<br/>
+Supports box / line drawing, text input and eraser.
+
+#### Install
+```
+go get -u github.com/aca/tdraw
+```
+#### Usage
+```
+tdraw > output
+```
+
+```
+tdraw has 3 mode.
+
+ESC: Box Mode(default)
+L: Draw Line
+I: Text
+---
+MouseR: Eraser
+CTRL-C/CTRL-D: exit
+```
+
+```
+  ┌──────────────┐
+  │              │ BOX
+  └──────────────┘
+  <--------------- LINES
+  --------------->
+
+  TEXT
+
+  ----  ---  ----> ERASE WITH MouseR
+```
+
+```
+             +----------+
+             v          |
+ ┌─────────────────┐    |
+ │   STATE A       │    |
+ └─────────────────┘    |
+             |          |
+             v          |
+ ┌─────────────────┐    |
+ │                 │    |       ┌───────────────┐
+ │   STATE B       │ ---------> │     FAIL      │
+ │                 │    |       └───────────────┘
+ └─────────────────┘    |
+             |          |
+             v          |
+ ┌─────────────────┐    |
+ │                 │    |
+ │   STATE C       │    |
+ │                 │ ---+
+ └─────────────────┘
+
+```

go.mod

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+module github.com/aca/tdraw
+
+go 1.14
+
+require (
+	github.com/gdamore/tcell v1.3.0
+	github.com/mattn/go-runewidth v0.0.9
+)

go.sum

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+github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
+github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko=
+github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
+github.com/gdamore/tcell v1.3.0 h1:r35w0JBADPZCVQijYebl6YMWWtHRqVEGt7kL2eBADRM=
+github.com/gdamore/tcell v1.3.0/go.mod h1:Hjvr+Ofd+gLglo7RYKxxnzCBmev3BzsS67MebKS4zMM=
+github.com/lucasb-eyer/go-colorful v1.0.2 h1:mCMFu6PgSozg9tDNMMK3g18oJBX7oYGrC09mS6CXfO4=
+github.com/lucasb-eyer/go-colorful v1.0.2/go.mod h1:0MS4r+7BZKSJ5mw4/S5MPN+qHFF1fYclkSPilDOKW0s=
+github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
+github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=
+github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
+golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756 h1:9nuHUbU8dRnRRfj9KjWUVrJeoexdbeMjttk6Oh1rD10=
+golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=