mirror of https://github.com/status-im/qzxing.git
69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
|
|
/*
|
|
* Copyright 2013 ZXing authors All rights reserved.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <zxing/ZXing.h>
|
|
#include <zxing/InvertedLuminanceSource.h>
|
|
|
|
using zxing::boolean;
|
|
using zxing::Ref;
|
|
using zxing::ArrayRef;
|
|
using zxing::LuminanceSource;
|
|
using zxing::InvertedLuminanceSource;
|
|
|
|
InvertedLuminanceSource::InvertedLuminanceSource(Ref<LuminanceSource> const& delegate_)
|
|
: Super(delegate_->getWidth(), delegate_->getHeight()), delegate(delegate_) {}
|
|
|
|
ArrayRef<char> InvertedLuminanceSource::getRow(int y, ArrayRef<char> row) const {
|
|
row = delegate->getRow(y, row);
|
|
int width = getWidth();
|
|
for (int i = 0; i < width; i++) {
|
|
row[i] = (byte) (255 - (row[i] & 0xFF));
|
|
}
|
|
return row;
|
|
}
|
|
|
|
ArrayRef<char> InvertedLuminanceSource::getMatrix() const {
|
|
ArrayRef<char> matrix = delegate->getMatrix();
|
|
int length = getWidth() * getHeight();
|
|
ArrayRef<char> invertedMatrix(length);
|
|
for (int i = 0; i < length; i++) {
|
|
invertedMatrix[i] = (byte) (255 - (matrix[i] & 0xFF));
|
|
}
|
|
return invertedMatrix;
|
|
}
|
|
|
|
zxing::boolean InvertedLuminanceSource::isCropSupported() const {
|
|
return delegate->isCropSupported();
|
|
}
|
|
|
|
Ref<LuminanceSource> InvertedLuminanceSource::crop(int left, int top, int width, int height) const {
|
|
return Ref<LuminanceSource>(new InvertedLuminanceSource(delegate->crop(left, top, width, height)));
|
|
}
|
|
|
|
boolean InvertedLuminanceSource::isRotateSupported() const {
|
|
return delegate->isRotateSupported();
|
|
}
|
|
|
|
Ref<LuminanceSource> InvertedLuminanceSource::invert() const {
|
|
return delegate;
|
|
}
|
|
|
|
Ref<LuminanceSource> InvertedLuminanceSource::rotateCounterClockwise() const {
|
|
return Ref<LuminanceSource>(new InvertedLuminanceSource(delegate->rotateCounterClockwise()));
|
|
}
|
|
|