/*
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* Copyright 2012 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "ZXByteMatrix.h"
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@implementation ZXByteMatrix
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- (id)initWithWidth:(int)width height:(int)height {
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if (self = [super init]) {
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_width = width;
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_height = height;
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_array = (int8_t **)malloc(height * sizeof(int8_t *));
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for (int i = 0; i < height; i++) {
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_array[i] = (int8_t *)malloc(width * sizeof(int8_t));
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}
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[self clear:0];
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}
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return self;
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}
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- (void)dealloc {
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if (_array != NULL) {
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for (int i = 0; i < self.height; i++) {
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free(_array[i]);
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}
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free(_array);
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_array = NULL;
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}
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}
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- (int8_t)getX:(int)x y:(int)y {
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return self.array[y][x];
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}
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- (void)setX:(int)x y:(int)y byteValue:(int8_t)value {
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self.array[y][x] = value;
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}
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- (void)setX:(int)x y:(int)y intValue:(int)value {
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self.array[y][x] = (int8_t)value;
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}
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- (void)setX:(int)x y:(int)y boolValue:(BOOL)value {
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self.array[y][x] = (int8_t)value;
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}
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- (void)clear:(int8_t)value {
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for (int y = 0; y < self.height; ++y) {
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for (int x = 0; x < self.width; ++x) {
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self.array[y][x] = value;
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}
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}
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}
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- (NSString *)description {
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NSMutableString *result = [NSMutableString string];
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for (int y = 0; y < self.height; ++y) {
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for (int x = 0; x < self.width; ++x) {
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switch (self.array[y][x]) {
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case 0:
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[result appendString:@" 0"];
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break;
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case 1:
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[result appendString:@" 1"];
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break;
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default:
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[result appendString:@" "];
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break;
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}
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}
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[result appendString:@"\n"];
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}
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return result;
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}
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@end
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