/*
---------------------------------------------------------
   Project activething
   Active Thing (activething.com) git.activething.com/go

   File name  char_atts.go
   Created by DEV
   Modified   23/10/2023

   Copyright 2023 activething.com
---------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
*/

package chars



type CharAtts [maxTableSize]CharAtt



func (t *CharAtts) SetRange(att CharAtt, begin, end int) {
	if end >= maxTableSize {
		end = maxTableSize - 1
	}
	for ix := begin; ix <= end; ix++ {
		t[ix] = att
	}
}


func (t *CharAtts) AddRange(att CharAtt, begin, end int) {
	if end >= maxTableSize {
		end = maxTableSize - 1
	}
	for ix := begin; ix <= end; ix++ {
		t[ix] |= att
	}
}


func (t *CharAtts) DelRange(att CharAtt, begin, end int) {
	if end >= maxTableSize {
		end = maxTableSize - 1
	}
	for ix := begin; ix <= end; ix++ {
		t[ix] &^= att
	}
}


func (t *CharAtts) SetSlice(list []byte, att CharAtt, opr int) {
	for _, bt := range list {
		t[bt] = att
	}
}


func (t *CharAtts) AddSlice(list []byte, att CharAtt) {
	for _, bt := range list {
		t[bt] |= att
	}
}


func (t *CharAtts) DelSlice(list []byte, att CharAtt, opr int) {
	for _, bt := range list {
		t[bt] &^= att
	}
}


func (t CharAtts) Has(source []byte, att CharAtt) bool {
	for _, ch := range source {
		if t[ch]&att == att {
			return true
		}
	}
	return false
}


func (t CharAtts) HasAny(source []byte, att CharAtt) bool {
	for _, ch := range source {
		if t[ch]&att != 0 {
			return true
		}
	}
	return false
}


func (t CharAtts) IsOf(source []byte, att CharAtt) bool {
	if len(source) == 0 {
		return false
	}
	for _, ch := range source {
		if t[ch]&att != att {
			return false
		}
	}
	return true
}


func (t CharAtts) IsOfAny(source []byte, att CharAtt) bool {
	if len(source) == 0 {
		return false
	}
	for _, ch := range source {
		if t[ch]&att == 0 {
			return false
		}
	}
	return true
}

/*
   ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

   I HAVE NO DESIRE TO WALK ON WATER," SAID SIDDHARTA.
   "LET THE OLD SHRAMANAS SATISFY THEMSELVES WITH SUCH SKILLS.

   SIDDHARTA
   - HERMANN HESSE -

   :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

*/