49 lines
958 B
Go
49 lines
958 B
Go
// 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/v3"
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)
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type Paragraph struct {
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Block
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Text string
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TextStyle Style
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WrapText bool
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}
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func NewParagraph() *Paragraph {
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return &Paragraph{
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Block: *NewBlock(),
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TextStyle: Theme.Paragraph.Text,
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WrapText: true,
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}
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}
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func (self *Paragraph) Draw(buf *Buffer) {
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self.Block.Draw(buf)
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cells := ParseStyles(self.Text, self.TextStyle)
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if self.WrapText {
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cells = WrapCells(cells, uint(self.Inner.Dx()))
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}
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rows := SplitCells(cells, '\n')
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for y, row := range rows {
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if y+self.Inner.Min.Y >= self.Inner.Max.Y {
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break
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}
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row = TrimCells(row, self.Inner.Dx())
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for _, cx := range BuildCellWithXArray(row) {
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x, cell := cx.X, cx.Cell
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buf.SetCell(cell, image.Pt(x, y).Add(self.Inner.Min))
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}
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}
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}
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