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@ -105,10 +105,16 @@ type TextView struct {
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// The last bytes that have been received but are not part of the buffer yet.
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recentBytes []byte
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// The last width and height of the text view.
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lastWidth, lastHeight int
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// The processed line index. This is nil if the buffer has changed and needs
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// to be re-indexed.
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index []*textViewIndex
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// The width of the text view buffer index.
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indexWidth int
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// If set to true, the buffer will be reindexed each time it is modified.
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reindex bool
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@ -130,9 +136,6 @@ type TextView struct {
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// A set of region IDs that are currently highlighted.
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highlights map[string]struct{}
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// The last width for which the current table is drawn.
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lastWidth int
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// The screen width of the longest line in the index (not the buffer).
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longestLine int
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@ -782,10 +785,11 @@ func (t *TextView) SetReindexBuffer(reindex bool) {
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// into the buffer from which on we will print text. It will also contain the
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// color with which the line starts.
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func (t *TextView) reindexBuffer(width int) {
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if t.index != nil {
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if t.index != nil && (!t.wrap || width == t.indexWidth) {
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return // Nothing has changed. We can still use the current index.
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}
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t.index = nil
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t.indexWidth = width
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t.fromHighlight, t.toHighlight, t.posHighlight = -1, -1, -1
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// If there's no space, there's no index.
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@ -970,23 +974,16 @@ func (t *TextView) Draw(screen tcell.Screen) {
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}
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t.pageSize = height
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t.reindexBuffer(width)
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if t.index == nil || width != t.lastWidth || height != t.lastHeight {
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t.reindexBuffer(width)
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}
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t.lastWidth, t.lastHeight = width, height
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showVerticalScrollBar := t.scrollBarVisibility == ScrollBarAlways || (t.scrollBarVisibility == ScrollBarAuto && len(t.index) > height)
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if showVerticalScrollBar {
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width-- // Subtract space for scroll bar.
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if t.wrap {
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t.index = nil
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}
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}
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// If the width has changed, we need to reindex.
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if width != t.lastWidth && t.wrap {
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t.index = nil
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}
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t.lastWidth = width
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// Re-index.
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t.reindexBuffer(width)
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if t.regions {
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t.regionInfos = nil
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