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authorDrew DeVault <sir@cmpwn.com>2018-02-17 19:42:29 -0500
committerDrew DeVault <sir@cmpwn.com>2018-02-17 19:42:29 -0500
commit5b2e3a0ca0b549c569ff6c01549c2dc425b0ba40 (patch)
tree7ac92fe8cb13e662aeeb851c3a9a945bf837f600 /ui/context.go
parent60b351b78c930110716b0c9db2227e13704f826d (diff)
Implement tab container
Diffstat (limited to 'ui/context.go')
-rw-r--r--ui/context.go31
1 files changed, 19 insertions, 12 deletions
diff --git a/ui/context.go b/ui/context.go
index e7d9ebe..ae9e561 100644
--- a/ui/context.go
+++ b/ui/context.go
@@ -3,7 +3,8 @@ package ui
import (
"fmt"
- "github.com/nsf/termbox-go"
+ "github.com/mattn/go-runewidth"
+ tb "github.com/nsf/termbox-go"
)
// A context allows you to draw in a sub-region of the terminal
@@ -38,15 +39,15 @@ func (ctx *Context) Subcontext(x, y, width, height int) *Context {
}
}
-func (ctx *Context) SetCell(x, y int, ch rune, fg, bg termbox.Attribute) {
+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"))
}
- termbox.SetCell(ctx.x+x, ctx.y+y, ch, fg, bg)
+ tb.SetCell(ctx.x+x, ctx.y+y, ch, fg, bg)
}
-func (ctx *Context) Printf(x, y int, ref termbox.Cell,
- format string, a ...interface{}) {
+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"))
@@ -64,29 +65,35 @@ func (ctx *Context) Printf(x, y int, ref termbox.Cell,
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
+ return runewidth.StringWidth(str)
}
case '\r':
x = old_x
default:
- termbox.SetCell(x, y, ch, ref.Fg, ref.Bg)
- x++
+ tb.SetCell(x, y, ch, ref.Fg, ref.Bg)
+ x += runewidth.RuneWidth(ch)
if x == old_x+ctx.width {
if !newline() {
- return
+ return runewidth.StringWidth(str)
}
}
}
}
+
+ return runewidth.StringWidth(str)
}
-func (ctx *Context) Fill(x, y, width, height int, ref termbox.Cell) {
+func (ctx *Context) Fill(x, y, width, height int, ref tb.Cell) {
_x := x
- for ; y < height && y < ctx.height; y++ {
- for ; x < width && x < ctx.width; 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