/*
* Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package ae.sun.java2d.pipe;
import ae.sun.java2d.SunGraphics2D;
/**
* This interface defines the set of calls that pipeline objects
* can use to pass on responsibility for drawing arbitrary
* parallelogram shapes.
* Six floating point numbers are provided and the parallelogram
* is defined as the quadrilateral with the following vertices:
* <pre>
* origin: (x, y)
* => (x+dx1, y+dy1)
* => (x+dx1+dx2, y+dy1+dy2)
* => (x+dx2, y+dy2)
* => origin
* </pre>
*/
public interface ParallelogramPipe {
public void fillParallelogram(SunGraphics2D sg,
double x, double y,
double dx1, double dy1,
double dx2, double dy2);
/**
* Draw a Parallelogram with the indicated line widths
* assuming a standard BasicStroke with MITER joins.
* lw1 specifies the width of the stroke along the dx1,dy1
* vector and lw2 specifies the width of the stroke along
* the dx2,dy2 vector.
* This is equivalent to outsetting the indicated
* parallelogram by lw/2 pixels, then insetting the
* same parallelogram by lw/2 pixels and filling the
* difference between the outer and inner parallelograms.
*/
public void drawParallelogram(SunGraphics2D sg,
double x, double y,
double dx1, double dy1,
double dx2, double dy2,
double lw1, double lw2);
}