129 lines
4.2 KiB
Java
129 lines
4.2 KiB
Java
/*
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* Copyright (C) 2014 Alfons Wirtz
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* website www.freerouting.net
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License at <http://www.gnu.org/licenses/>
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* for more details.
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*
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* Rectangle.java
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*
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* Created on 15. Mai 2004, 08:39
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*/
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package designformats.specctra;
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import geometry.planar.FloatPoint;
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import geometry.planar.IntBox;
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import datastructures.IndentFileWriter;
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import datastructures.IdentifierType;
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/**
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* Describes a rectangle in a Specctra dsn file.
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*
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* @author alfons
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*/
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public class Rectangle extends Shape
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{
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/**
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* Creates a new instance of Rectangle
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* p_coor is an array of dimension 4 and contains the rectangle coordinates
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* in the following order: lower left x, lower left y, upper right x, uppper right y.
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*/
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public Rectangle(Layer p_layer, double[] p_coor)
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{
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super(p_layer);
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coor = p_coor;
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}
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public Rectangle bounding_box()
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{
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return this;
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}
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/**
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* Creates the smallest rectangle containing this rectangle and p_other
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*/
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public Rectangle union (Rectangle p_other)
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{
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double[] result_coor = new double[4];
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result_coor[0] = Math.min(this.coor[0], p_other.coor[0]);
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result_coor[1] = Math.min(this.coor[1], p_other.coor[1]);
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result_coor[2] = Math.max(this.coor[2], p_other.coor[2]);
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result_coor[3] = Math.max(this.coor[3], p_other.coor[3]);
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return new Rectangle(this.layer, result_coor);
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}
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public geometry.planar.Shape transform_to_board_rel(CoordinateTransform p_coordinate_transform)
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{
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int box_coor[] = new int[4];
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for (int i = 0; i < 4; ++i)
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{
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box_coor[i] = (int) Math.round(p_coordinate_transform.dsn_to_board(this.coor[i]));
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}
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IntBox result;
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if (box_coor[1] <= box_coor[3])
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{
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// box_coor describe lower left and upper right corner
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result = new IntBox(box_coor[0], box_coor[1], box_coor[2], box_coor[3]);
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}
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else
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{
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// box_coor describe upper left and lower right corner
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result = new IntBox(box_coor[0], box_coor[3], box_coor[2], box_coor[1]);
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}
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return result;
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}
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public geometry.planar.Shape transform_to_board(CoordinateTransform p_coordinate_transform)
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{
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double [] curr_point = new double [2];
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curr_point[0] = Math.min(coor[0], coor[2]);
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curr_point[1] = Math.min(coor[1], coor[3]);
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FloatPoint lower_left = p_coordinate_transform.dsn_to_board(curr_point);
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curr_point[0] = Math.max(coor[0], coor[2]);
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curr_point[1] = Math.max(coor[1], coor[3]);
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FloatPoint upper_right= p_coordinate_transform.dsn_to_board(curr_point);
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return new IntBox(lower_left.round(), upper_right.round());
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}
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/**
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* Writes this rectangle as a scope to an output dsn-file.
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*/
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public void write_scope(IndentFileWriter p_file, IdentifierType p_identifier) throws java.io.IOException
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{
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p_file.new_line();
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p_file.write("(rect ");
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p_identifier.write(this.layer.name, p_file);
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for (int i = 0; i < coor.length; ++i)
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{
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p_file.write(" ");
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p_file.write(new Double(coor[i]).toString());
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}
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p_file.write(")");
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}
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public void write_scope_int(IndentFileWriter p_file, IdentifierType p_identifier) throws java.io.IOException
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{
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p_file.new_line();
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p_file.write("(rect ");
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p_identifier.write(this.layer.name, p_file);
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for (int i = 0; i < coor.length; ++i)
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{
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p_file.write(" ");
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Integer curr_coor = (int) Math.round(coor[i]);
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p_file.write(curr_coor.toString());
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}
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p_file.write(")");
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}
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public final double [] coor;
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} |