/* ===========================================================
* Orson Charts : a 3D chart library for the Java(tm) platform
* ===========================================================
*
* (C)opyright 2013-2016, by Object Refinery Limited. All rights reserved.
*
* http://www.object-refinery.com/orsoncharts/index.html
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* If you do not wish to be bound by the terms of the GPL, an alternative
* commercial license can be purchased. For details, please see visit the
* Orson Charts home page:
*
* http://www.object-refinery.com/orsoncharts/index.html
*
*/
package com.orsoncharts.axis;
import java.awt.Graphics2D;
import java.awt.geom.Point2D;
import java.util.List;
import com.orsoncharts.plot.CategoryPlot3D;
import com.orsoncharts.plot.XYZPlot;
import com.orsoncharts.marker.MarkerData;
import com.orsoncharts.marker.ValueMarker;
/**
* An axis that displays a range of continuous values. These can be used
* for the value axis in a {@link CategoryPlot3D}, and for the X, Y or Z
* axes in an {@link XYZPlot}.
*/
public interface ValueAxis3D extends Axis3D {
/**
* Returns the type of use that the axis has been configured for.
*
* @return The type (or {@code null} if the axis has not yet been
* configured).
*
* @since 1.3
*/
ValueAxis3DType getConfiguredType();
/**
* Configure the axis as a value axis for the specified plot.
*
* @param plot the plot ({@code null} not permitted).
*/
void configureAsValueAxis(CategoryPlot3D plot);
/**
* Configure the axis as an x-axis for the specified plot.
*
* @param plot the plot ({@code null} not permitted).
*/
void configureAsXAxis(XYZPlot plot);
/**
* Configure the axis as an y-axis for the specified plot.
*
* @param plot the plot ({@code null} not permitted).
*/
void configureAsYAxis(XYZPlot plot);
/**
* Configure the axis as an z-axis for the specified plot.
*
* @param plot the plot ({@code null} not permitted).
*/
void configureAsZAxis(XYZPlot plot);
/**
* Selects an appropriate tick size and format for the axis based on
* the axis being rendered from {@code pt0} to {@code pt1}.
*
* @param g2 the graphics target.
* @param pt0 the starting point.
* @param pt1 the ending point.
* @param opposingPt a point on the opposite side of the axis from the
* labels.
*
* @return The tick size.
*/
double selectTick(Graphics2D g2, Point2D pt0, Point2D pt1,
Point2D opposingPt);
/**
* Generates a list of tick data items for the specified tick unit. This
* data will be passed to the 3D engine and will be updated with a 2D
* projection that can later be used to write the axis tick labels in the
* appropriate places.
* <br><br>
* If {@code tickUnit} is {@code Double.NaN}, then tick data is
* generated for just the bounds of the axis.
*
* @param tickUnit the tick unit.
*
* @return A list of tick data (never {@code null}).
*/
List<TickData> generateTickData(double tickUnit);
/**
* Returns a list of marker data instances for the markers that fall
* within the current axis range.
*
* @return A list of marker data.
*/
List<MarkerData> generateMarkerData();
/**
* Returns the marker with the specified key, if there is one.
*
* @param key the key ({@code null} not permitted).
*
* @return The marker (possibly {@code null}).
*
* @since 1.2
*/
ValueMarker getMarker(String key);
}