func getLastString(k wini.Key) (string, bool) {
vals := k.Strings()
if len(vals) == 0 {
logger.Warning.Println(k.Err("No values found."))
return "", false
}
return vals[len(vals)-1], true
}
func setGradient(k wini.Key, clr *render.Color) {
// Check to make sure we have a value for this key
vals := k.Strings()
if len(vals) == 0 {
logger.Warning.Println(k.Err("No values found."))
return
}
// Use the last value
val := vals[len(vals)-1]
// If there are no spaces, it can't be a gradient.
if strings.Index(val, " ") == -1 {
if start, ok := getLastInt(k); ok {
clr.ColorSet(start)
}
return
}
// Okay, now we have to do things manually.
// Split up the value into two pieces separated by whitespace and parse
// each piece as an int.
splitted := strings.Split(val, " ")
if len(splitted) != 2 {
logger.Warning.Println(k.Err("Expected a gradient value (two colors "+
"separated by a space), but found '%s' "+
"instead.", val))
return
}
start, err := strconv.ParseInt(strings.TrimSpace(splitted[0]), 0, 0)
if err != nil {
logger.Warning.Println(k.Err("'%s' is not an integer. (%s)",
splitted[0], err))
return
}
end, err := strconv.ParseInt(strings.TrimSpace(splitted[1]), 0, 0)
if err != nil {
logger.Warning.Println(k.Err("'%s' is not an integer. (%s)",
splitted[1], err))
return
}
// finally...
clr.GradientSet(int(start), int(end))
}
func setNoGradient(k wini.Key, clr *render.Color) {
// Check to make sure we have a value for this key
vals := k.Strings()
if len(vals) == 0 {
logger.Warning.Println(k.Err("No values found."))
return
}
// Use the last value
val := vals[len(vals)-1]
// If there are no spaces, it can't be a gradient.
if strings.Index(val, " ") == -1 {
if start, ok := getLastInt(k); ok {
clr.ColorSet(start)
}
return
}
logger.Warning.Println(
k.Err("Gradients are not supported for this theme option."))
}