79 lines
1.8 KiB
C#
79 lines
1.8 KiB
C#
using System;
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using QRCodeImageReader = ThoughtWorks.QRCode.Codec.Reader.QRCodeImageReader;
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namespace ThoughtWorks.QRCode.Geom
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{
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/// <summary> This class designed to move target point based on independent axis.
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/// It allows move target coodinate on rotated, scaled and gauche QR Code image
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/// </summary>
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public class Axis
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{
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internal int sin, cos;
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internal int modulePitch;
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internal Point origin;
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virtual public Point Origin
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{
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set
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{
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this.origin = value;
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}
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}
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virtual public int ModulePitch
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{
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set
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{
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this.modulePitch = value;
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}
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}
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public Axis(int[] angle, int modulePitch)
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{
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this.sin = angle[0];
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this.cos = angle[1];
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this.modulePitch = modulePitch;
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this.origin = new Point();
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}
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public virtual Point translate(Point offset)
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{
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int moveX = offset.X;
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int moveY = offset.Y;
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return this.translate(moveX, moveY);
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}
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public virtual Point translate(Point origin, Point offset)
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{
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Origin = origin;
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int moveX = offset.X;
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int moveY = offset.Y;
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return this.translate(moveX, moveY);
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}
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public virtual Point translate(Point origin, int moveX, int moveY)
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{
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Origin = origin;
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return this.translate(moveX, moveY);
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}
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public virtual Point translate(Point origin, int modulePitch, int moveX, int moveY)
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{
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Origin = origin;
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this.modulePitch = modulePitch;
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return this.translate(moveX, moveY);
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}
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public virtual Point translate(int moveX, int moveY)
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{
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long dp = QRCodeImageReader.DECIMAL_POINT;
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Point point = new Point();
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int dx = (moveX == 0)?0:(modulePitch * moveX) >> (int) dp;
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int dy = (moveY == 0)?0:(modulePitch * moveY) >> (int) dp;
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point.translate((dx * cos - dy * sin) >> (int) dp, (dx * sin + dy * cos) >> (int) dp);
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point.translate(origin.X, origin.Y);
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return point;
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}
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}
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} |