mirror of
https://github.com/zxing/zxing.git
synced 2024-11-13 22:44:09 -08:00
d4efd44fb0
git-svn-id: https://zxing.googlecode.com/svn/trunk@1202 59b500cc-1b3d-0410-9834-0bbf25fbcc57
77 lines
2.4 KiB
C#
Executable file
77 lines
2.4 KiB
C#
Executable file
/*
|
|
* Copyright 2007 ZXing authors
|
|
*
|
|
* 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.
|
|
*/
|
|
using System;
|
|
using ResultPoint = com.google.zxing.ResultPoint;
|
|
namespace com.google.zxing.qrcode.detector
|
|
{
|
|
|
|
/// <summary> <p>Encapsulates a finder pattern, which are the three square patterns found in
|
|
/// the corners of QR Codes. It also encapsulates a count of similar finder patterns,
|
|
/// as a convenience to the finder's bookkeeping.</p>
|
|
///
|
|
/// </summary>
|
|
/// <author> Sean Owen
|
|
/// </author>
|
|
/// <author>www.Redivivus.in (suraj.supekar@redivivus.in) - Ported from ZXING Java Source
|
|
/// </author>
|
|
public sealed class FinderPattern:ResultPoint
|
|
{
|
|
public float EstimatedModuleSize
|
|
{
|
|
get
|
|
{
|
|
return estimatedModuleSize;
|
|
}
|
|
|
|
}
|
|
internal int Count
|
|
{
|
|
get
|
|
{
|
|
return count;
|
|
}
|
|
|
|
}
|
|
|
|
//UPGRADE_NOTE: Final was removed from the declaration of 'estimatedModuleSize '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
|
|
private float estimatedModuleSize;
|
|
private int count;
|
|
|
|
internal FinderPattern(float posX, float posY, float estimatedModuleSize):base(posX, posY)
|
|
{
|
|
this.estimatedModuleSize = estimatedModuleSize;
|
|
this.count = 1;
|
|
}
|
|
|
|
internal void incrementCount()
|
|
{
|
|
this.count++;
|
|
}
|
|
|
|
/// <summary> <p>Determines if this finder pattern "about equals" a finder pattern at the stated
|
|
/// position and size -- meaning, it is at nearly the same center with nearly the same size.</p>
|
|
/// </summary>
|
|
internal bool aboutEquals(float moduleSize, float i, float j)
|
|
{
|
|
if (System.Math.Abs(i - Y) <= moduleSize && System.Math.Abs(j - X) <= moduleSize)
|
|
{
|
|
float moduleSizeDiff = System.Math.Abs(moduleSize - estimatedModuleSize);
|
|
return moduleSizeDiff <= 1.0f || moduleSizeDiff / estimatedModuleSize <= 1.0f;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
} |