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Merge branch 'master' into use-glamour select Glamour Theme based on BackgroundColor Merge branch 'master' into use-glamour Merge branch 'master' into use-glamour update termev update go.mod label color colorate use glamour for issue content Vendor: Add glamour Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com> Co-authored-by: 6543 <6543@obermui.de> Reviewed-on: https://gitea.com/gitea/tea/pulls/181 Reviewed-by: techknowlogick <techknowlogick@gitea.io> Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
96 lines
1.9 KiB
Go
96 lines
1.9 KiB
Go
package ansi
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import (
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"bytes"
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)
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// BlockStack is a stack of block elements, used to calculate the current
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// indentation & margin level during the rendering process.
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type BlockStack []BlockElement
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// Len returns the length of the stack.
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func (s *BlockStack) Len() int {
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return len(*s)
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}
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// Push appends an item to the stack.
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func (s *BlockStack) Push(e BlockElement) {
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*s = append(*s, e)
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}
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// Pop removes the last item on the stack.
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func (s *BlockStack) Pop() {
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stack := *s
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if len(stack) == 0 {
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return
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}
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stack = stack[0 : len(stack)-1]
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*s = stack
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}
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// Indent returns the current indentation level of all elements in the stack.
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func (s BlockStack) Indent() uint {
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var i uint
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for _, v := range s {
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if v.Style.Indent == nil {
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continue
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}
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i += *v.Style.Indent
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}
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return i
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}
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// Margin returns the current margin level of all elements in the stack.
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func (s BlockStack) Margin() uint {
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var i uint
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for _, v := range s {
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if v.Style.Margin == nil {
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continue
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}
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i += *v.Style.Margin
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}
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return i
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}
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// Width returns the available rendering width
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func (s BlockStack) Width(ctx RenderContext) uint {
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if s.Indent()+s.Margin()*2 > uint(ctx.options.WordWrap) {
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return 0
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}
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return uint(ctx.options.WordWrap) - s.Indent() - s.Margin()*2
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}
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// Parent returns the current BlockElement's parent.
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func (s BlockStack) Parent() BlockElement {
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if len(s) == 1 {
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return BlockElement{
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Block: &bytes.Buffer{},
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}
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}
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return s[len(s)-2]
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}
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// Current returns the current BlockElement.
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func (s BlockStack) Current() BlockElement {
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if len(s) == 0 {
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return BlockElement{
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Block: &bytes.Buffer{},
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}
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}
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return s[len(s)-1]
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}
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// With returns a StylePrimitive that inherits the current BlockElement's style.
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func (s BlockStack) With(child StylePrimitive) StylePrimitive {
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sb := StyleBlock{}
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sb.StylePrimitive = child
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return cascadeStyle(s.Current().Style, sb, false).StylePrimitive
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}
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