From 1418e1b9dc41d8f69bccb8de0fe0f1fb6835ce11 Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Mon, 26 Feb 2018 22:54:39 -0500
Subject: Split UI library and widgets

---
 ui/context.go | 109 ----------------------------------------------------------
 1 file changed, 109 deletions(-)
 delete mode 100644 ui/context.go

(limited to 'ui/context.go')

diff --git a/ui/context.go b/ui/context.go
deleted file mode 100644
index ca3f452..0000000
--- a/ui/context.go
+++ /dev/null
@@ -1,109 +0,0 @@
-package ui
-
-import (
-	"fmt"
-
-	"github.com/mattn/go-runewidth"
-	tb "github.com/nsf/termbox-go"
-)
-
-// A context allows you to draw in a sub-region of the terminal
-type Context struct {
-	x      int
-	y      int
-	width  int
-	height int
-}
-
-func (ctx *Context) X() int {
-	return ctx.x
-}
-
-func (ctx *Context) Y() int {
-	return ctx.y
-}
-
-func (ctx *Context) Width() int {
-	return ctx.width
-}
-
-func (ctx *Context) Height() int {
-	return ctx.height
-}
-
-func NewContext(width, height int) *Context {
-	return &Context{0, 0, width, height}
-}
-
-func (ctx *Context) Subcontext(x, y, width, height int) *Context {
-	if x+width > ctx.width || y+height > ctx.height {
-		panic(fmt.Errorf("Attempted to create context larger than parent"))
-	}
-	return &Context{
-		x:      ctx.x + x,
-		y:      ctx.y + y,
-		width:  width,
-		height: height,
-	}
-}
-
-func (ctx *Context) SetCell(x, y int, ch rune, fg, bg tb.Attribute) {
-	if x >= ctx.width || y >= ctx.height {
-		panic(fmt.Errorf("Attempted to draw outside of context"))
-	}
-	tb.SetCell(ctx.x+x, ctx.y+y, ch, fg, bg)
-}
-
-func (ctx *Context) Printf(x, y int, ref tb.Cell,
-	format string, a ...interface{}) int {
-
-	if x >= ctx.width || y >= ctx.height {
-		panic(fmt.Errorf("Attempted to draw outside of context"))
-	}
-
-	str := fmt.Sprintf(format, a...)
-
-	x += ctx.x
-	y += ctx.y
-	old_x := x
-
-	newline := func() bool {
-		x = old_x
-		y++
-		return y < ctx.height
-	}
-	for _, ch := range str {
-		if str == " こんにちは " {
-			fmt.Printf("%c\n", ch)
-		}
-		switch ch {
-		case '\n':
-			if !newline() {
-				return runewidth.StringWidth(str)
-			}
-		case '\r':
-			x = old_x
-		default:
-			tb.SetCell(x, y, ch, ref.Fg, ref.Bg)
-			x += runewidth.RuneWidth(ch)
-			if x == old_x+ctx.width {
-				if !newline() {
-					return runewidth.StringWidth(str)
-				}
-			}
-		}
-	}
-
-	return runewidth.StringWidth(str)
-}
-
-func (ctx *Context) Fill(x, y, width, height int, ref tb.Cell) {
-	_x := x
-	_y := y
-	for ; y < _y+height && y < ctx.height; y++ {
-		for ; x < _x+width && x < ctx.width; x++ {
-			ctx.SetCell(x, y, ref.Ch, ref.Fg, ref.Bg)
-		}
-		x = _x
-	}
-}
-- 
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