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Add ForegroundColor for labels

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This commit is contained in:
Lukas Dietrich 2016-02-27 13:59:11 +01:00
parent 79ae163296
commit c0eaae200e
3 changed files with 24 additions and 2 deletions
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22
models/issue.go
View file

@ -8,10 +8,12 @@ import (
"bytes"
"errors"
"fmt"
"html/template"
"io"
"mime/multipart"
"os"
"path"
"strconv"
"strings"
"time"
@ -958,6 +960,26 @@ func (m *Label) CalOpenIssues() {
m.NumOpenIssues = m.NumIssues - m.NumClosedIssues
}
// ForegroundColor calculates the text color for labels based
// on their background color
func (l *Label) ForegroundColor() template.CSS {
if strings.HasPrefix(l.Color, "#") {
if color, err := strconv.ParseUint(l.Color[1:], 16, 64); err == nil {
r := float32(0xFF & (color >> 16))
g := float32(0xFF & (color >> 8))
b := float32(0xFF & color)
luminance := (0.2126*r + 0.7152*g + 0.0722*b) / 255
if luminance < 0.5 {
return template.CSS("rgba(255,255,255,.8)")
}
}
}
// default to black
return template.CSS("rgba(0,0,0,.8)")
}
// NewLabel creates new label of repository.
func NewLabel(l *Label) error {
_, err := x.Insert(l)

2
templates/repo/issue/labels.tmpl
View file

@ -39,7 +39,7 @@
<div class="label list">
{{range .Labels}}
<li class="item">
<div class="ui label" style="background-color: {{.Color}}"><i class="octicon octicon-tag"></i> {{.Name}}</div>
<div class="ui label" style="color: {{.ForegroundColor}}; background-color: {{.Color}}"><i class="octicon octicon-tag"></i> {{.Name}}</div>
{{if $.IsRepositoryAdmin}}
<a class="ui right delete-button" href="#" data-url="{{$.RepoLink}}/labels/delete" data-id="{{.ID}}"><i class="octicon octicon-trashcan"></i> {{$.i18n.Tr "repo.issues.label_delete"}}</a>
<a class="ui right edit-label-button" href="#" data-id={{.ID}} data-title={{.Name}} data-color={{.Color}}><i class="octicon octicon-pencil"></i> {{$.i18n.Tr "repo.issues.label_edit"}}</a>

2
templates/repo/issue/list.tmpl
View file

@ -105,7 +105,7 @@
<a class="title" href="{{$.Link}}/{{.Index}}">{{.Name}}</a>
{{range .Labels}}
<a class="ui label" href="{{$.Link}}?type={{$.ViewType}}&state={{$.State}}&labels={{.ID}}&milestone={{$.MilestoneID}}&assignee={{$.AssigneeID}}" style="background-color: {{.Color}}">{{.Name}}</a>
<a class="ui label" href="{{$.Link}}?type={{$.ViewType}}&state={{$.State}}&labels={{.ID}}&milestone={{$.MilestoneID}}&assignee={{$.AssigneeID}}" style="color: {{.ForegroundColor}}; background-color: {{.Color}}">{{.Name}}</a>
{{end}}
{{if .NumComments}}