53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
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// Copyright 2017 Zack Guo <zack.y.guo@gmail.com>. All rights reserved.
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// Use of this source code is governed by a MIT license that can
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// be found in the LICENSE file.
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package widgets
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import (
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"image"
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. "github.com/gizak/termui"
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)
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type List struct {
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Block
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Rows []string
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Wrap bool
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TextStyle Style
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}
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func NewList() *List {
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return &List{
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Block: *NewBlock(),
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TextStyle: Theme.List.Text,
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}
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}
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func (self *List) Draw(buf *Buffer) {
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self.Block.Draw(buf)
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point := self.Inner.Min
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for row := 0; row < len(self.Rows) && point.Y < self.Inner.Max.Y; row++ {
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cells := ParseText(self.Rows[row], self.TextStyle)
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if self.Wrap {
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cells = WrapCells(cells, uint(self.Inner.Dx()))
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}
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for j := 0; j < len(cells) && point.Y < self.Inner.Max.Y; j++ {
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if cells[j].Rune == '\n' {
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point = image.Pt(self.Inner.Min.X, point.Y+1)
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} else {
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if point.X+1 == self.Inner.Max.X+1 && len(cells) > self.Inner.Dx() {
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buf.SetCell(NewCell(DOTS, cells[j].Style), point.Add(image.Pt(-1, 0)))
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break
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} else {
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buf.SetCell(cells[j], point)
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point = point.Add(image.Pt(1, 0))
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}
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}
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}
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point = image.Pt(self.Inner.Min.X, point.Y+1)
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}
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}
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