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package tech.tablesaw.plotly.components;
import com.google.common.base.Preconditions;
import com.mitchellbosecke.pebble.error.PebbleException;
import com.mitchellbosecke.pebble.template.PebbleTemplate;
import tech.tablesaw.plotly.Utils;
import tech.tablesaw.plotly.traces.ScatterTrace;
import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import java.util.HashMap;
import java.util.Map;
import static tech.tablesaw.plotly.components.Axis.Spikes.SpikeSnap.DATA;
public class Axis extends Component {
public enum CategoryOrder {
TRACE("trace"),
CATEGORY_ASCENDING("category ascending"),
CATEGORY_DESCENDING("category descending"),
ARRAY("array");
private final String value;
CategoryOrder(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* Sets the axis type. By default, plotly attempts to determined the axis type by looking into the data
* of the traces that referenced the axis in question.
*/
public enum Type {
LINEAR("linear"),
LOG("log"),
DATE("date"),
CATEGORY("category"),
DEFAULT("-");
private final String value;
Type(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* Determines whether or not the range of this axis is computed in relation to the input data.
* See `rangemode` for more info. If `range` is provided, then `autorange` is set to "False".
*/
public enum AutoRange {
TRUE("true"),
FALSE("false"),
REVERSED("reversed");
private final String value;
AutoRange(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* If this axis needs to be compressed (either due to its own `scaleanchor` and `scaleratio`
* or those of the other axis), determines how that happens: by increasing the "range" (default),
* or by decreasing the "domain".
*/
public enum Constrain {
RANGE("range"),
DOMAIN("domain");
private final String value;
Constrain(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* If this axis needs to be compressed (either due to its own `scaleanchor` and `scaleratio`
* or those of the other axis), determines which direction we push the originally specified plot area.
* Options are "left", "center" (default), and "right" for x axes, and "top", "middle" (default),
* and "bottom" for y axes.
*/
public enum ConstrainToward {
LEFT("left"),
CENTER("center"),
RIGHT("right"),
TOP("top"),
MIDDLE("middle"),
BOTTOM("bottom");
private final String value;
ConstrainToward(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* If set to another axis id (e.g. `x2`, `y`), the range of this axis changes together with the range
* of the corresponding axis such that the scale of pixels per unit is in a constant ratio.
* Both axes are still zoomable, but when you zoom one, the other will zoom the same amount,
* keeping a fixed midpoint. `constrain` and `constraintoward` determine how we enforce the constraint.
* You can chain these, ie `yaxis: {scaleanchor: "x"}, xaxis2: {scaleanchor: "y"}` but you can only link axes
* of the same `type`.
* The linked axis can have the opposite letter (to constrain the aspect ratio) or the same letter
* (to match scales across subplots). Loops (`yaxis: {scaleanchor: "x"}, xaxis: {scaleanchor: "y"}` or longer)
* are redundant and the last constraint encountered will be ignored to avoid possible inconsistent constraints
* via `scaleratio`.
*
* TODO: Just make this a string?
*/
public enum ScaleAnchor {
X("/^x([2-9]|[1-9][0-9]+)?$/"),
Y("/^y([2-9]|[1-9][0-9]+)?$/");
private final String value;
ScaleAnchor(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* If "normal", the range is computed in relation to the extrema of the input data.
* If "tozero"`, the range extends to 0, regardless of the input data If "nonnegative",
* the range is non-negative, regardless of the input data.
*/
public enum RangeMode {
NORMAL("normal"),
TO_ZERO("tozero"),
NON_NEGATIVE("nonnegative");
private final String value;
RangeMode(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
/**
* Determines whether an x (y) axis is positioned at the "bottom" ("left") or "top" ("right") of the plotting area.
*/
public enum Side {
left("left"), // DEFAULT
right("right"),
top("top"),
bottom("bottom");
private final String value;
Side(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
private static final String DEFAULT_COLOR = "#444";
private static final String DEFAULT_ZERO_LINE_COLOR = "#444";
private static final String DEFAULT_LINE_COLOR = "#444";
private static final String DEFAULT_GRID_COLOR = "#eee";
private static final int DEFAULT_LINE_WIDTH = 1;
private static final int DEFAULT_ZERO_LINE_WIDTH = 1;
private static final int DEFAULT_GRID_WIDTH = 1;
private static final boolean DEFAULT_SHOW_LINE = true;
private static final boolean DEFAULT_SHOW_GRID = true;
private static final boolean DEFAULT_ZERO_LINE = false;
private static final double DEFAULT_SCALE_RATIO = 1.0;
private static final Constrain DEFAULT_CONSTRAIN_RANGE = Constrain.RANGE;
private static final AutoRange DEFAULT_AUTO_RANGE = AutoRange.TRUE;
private static final Type DEFAULT_TYPE = Type.DEFAULT;
private static final boolean DEFAULT_VISIBLE = true;
private final String title;
private final boolean visible;
private final String color;
private final Font font;
private final Font titleFont;
private final Type type;
private final RangeMode rangeMode;
private final AutoRange autoRange;
private final Object[] range;
private final boolean fixedRange; // true means the axis cannot be zoomed
private final Constrain constrain;
private final ConstrainToward constrainToward;
private final double scaleRatio;
private final Spikes spikes;
private final int lineWidth;
private final int zeroLineWidth;
private final int gridWidth;
private final String lineColor;
private final String zeroLineColor;
private final String gridColor;
private final boolean showLine;
private final boolean zeroLine;
private final boolean showGrid;
private final Side side;
private final ScatterTrace.YAxis overlaying;
private final CategoryOrder categoryOrder;
private final TickSettings tickSettings;
public static AxisBuilder builder() {
return new AxisBuilder();
}
private Axis(AxisBuilder builder) {
title = builder.title;
titleFont = builder.titleFont;
type = builder.type;
visible = builder.visible;
color = builder.color;
font = builder.font;
autoRange = builder.autoRange;
range = builder.range;
rangeMode = builder.rangeMode;
fixedRange = builder.fixedRange;
tickSettings = builder.tickSettings;
side = builder.side;
overlaying = builder.overlaying;
spikes = builder.spikes;
showLine = builder.showLine;
zeroLine = builder.zeroLine;
showGrid = builder.showGrid;
lineColor = builder.lineColor;
zeroLineColor = builder.zeroLineColor;
gridColor = builder.gridColor;
lineWidth = builder.lineWidth;
zeroLineWidth = builder.zeroLineWidth;
gridWidth = builder.gridWidth;
constrain = builder.constrain;
constrainToward = builder.constrainToward;
scaleRatio = builder.scaleRatio;
categoryOrder = builder.categoryOrder;
}
public String asJavascript() {
Writer writer = new StringWriter();
PebbleTemplate compiledTemplate;
try {
compiledTemplate = engine.getTemplate("axis_template.html");
compiledTemplate.evaluate(writer, getContext());
} catch (PebbleException | IOException e) {
e.printStackTrace();
}
return writer.toString();
}
private Map getContext() {
Map context = new HashMap<>();
context.put("title", title);
context.put("titleFont", titleFont);
if(visible != DEFAULT_VISIBLE) context.put("visible", visible);
if(!type.equals(DEFAULT_TYPE)) context.put("type", type);
if(!color.equals(DEFAULT_COLOR)) context.put("color", color);
if (font != null) {
context.put("font", font);
}
if (side != null) {
context.put("side", side);
}
if (overlaying != null) {
context.put("overlaying", overlaying);
}
if (!autoRange.equals(DEFAULT_AUTO_RANGE)) context.put("autoRange", autoRange);
context.put("rangeMode", rangeMode);
if (range != null) {
context.put("range", Utils.dataAsString(range));
}
context.put("fixedRange", fixedRange);
if(scaleRatio != DEFAULT_SCALE_RATIO) context.put("scaleRatio", scaleRatio);
if(!constrain.equals(DEFAULT_CONSTRAIN_RANGE)) context.put("constrain", constrain);
if (constrainToward != null) {
context.put("constrainToward", constrainToward);
}
if (spikes != null) {
spikes.updateContext(context);
}
if (tickSettings != null) {
tickSettings.updateContext(context);
}
if (categoryOrder != null) {
context.put("categoryOrder", categoryOrder);
}
if(gridWidth != DEFAULT_GRID_WIDTH) context.put("gridWidth", gridWidth);
if(lineWidth != DEFAULT_LINE_WIDTH) context.put("lineWidth", lineWidth);
if(zeroLineWidth != DEFAULT_ZERO_LINE_WIDTH) context.put("zeroLineWidth", zeroLineWidth);
if(!lineColor.equals(DEFAULT_LINE_COLOR)) context.put("lineColor", lineColor);
if(!zeroLineColor.equals(DEFAULT_ZERO_LINE_COLOR)) context.put("zeroLineColor", zeroLineColor);
if(!gridColor.equals(DEFAULT_GRID_COLOR)) context.put("gridColor", gridColor);
if(showLine != DEFAULT_SHOW_LINE) context.put("showLine", showLine);
if(zeroLine != DEFAULT_ZERO_LINE) context.put("zeroLine", zeroLine);
if(showGrid != DEFAULT_SHOW_GRID) context.put("showGrid", showGrid);
return context;
}
public static class AxisBuilder {
private Constrain constrain = DEFAULT_CONSTRAIN_RANGE;
private ConstrainToward constrainToward;
private double scaleRatio = DEFAULT_SCALE_RATIO;
private Font titleFont;
private String title = "";
private boolean visible = DEFAULT_VISIBLE;
private String color = DEFAULT_COLOR;
private Font font;
private Side side;
private Type type = DEFAULT_TYPE;
private RangeMode rangeMode = RangeMode.NORMAL;
private AutoRange autoRange = DEFAULT_AUTO_RANGE;
private Object[] range;
private boolean fixedRange = true; // true means the axis cannot be zoomed
private TickSettings tickSettings;
private Spikes spikes = null;
private boolean showLine = DEFAULT_SHOW_LINE;
private String lineColor = DEFAULT_LINE_COLOR;
private int lineWidth = DEFAULT_LINE_WIDTH;
private boolean zeroLine = DEFAULT_ZERO_LINE;
private String zeroLineColor = DEFAULT_ZERO_LINE_COLOR;
private int zeroLineWidth = DEFAULT_ZERO_LINE_WIDTH;
private boolean showGrid = DEFAULT_SHOW_GRID;
private String gridColor = DEFAULT_GRID_COLOR;
private int gridWidth = DEFAULT_GRID_WIDTH;
private ScatterTrace.YAxis overlaying;
private CategoryOrder categoryOrder;
private AxisBuilder() {}
public AxisBuilder title(String title) {
this.title = title;
return this;
}
public AxisBuilder titleFont(Font titleFont) {
this.titleFont = titleFont;
return this;
}
public AxisBuilder type(Type type) {
this.type = type;
return this;
}
public AxisBuilder categoryOrder(CategoryOrder categoryOrder) {
this.categoryOrder = categoryOrder;
return this;
}
public AxisBuilder visible(boolean visible) {
this.visible = visible;
return this;
}
public AxisBuilder side(Side side) {
this.side = side;
return this;
}
/**
* Instructs plotly to overly the trace with this axis on top of a trace with another axis
* @param axisToOverlay The axis we want to overlay
* @return this AxisBuilder
*/
public AxisBuilder overlaying(ScatterTrace.YAxis axisToOverlay) {
this.overlaying = axisToOverlay;
return this;
}
/**
* Determines whether or not this axis is zoom-able. If True, then zoom is disabled.
*/
public AxisBuilder fixedRange(boolean fixedRange) {
this.fixedRange = fixedRange;
return this;
}
public AxisBuilder color(String color) {
this.color = color;
return this;
}
public AxisBuilder font(Font font) {
this.font = font;
return this;
}
/**
* If "normal", the range is computed in relation to the extrema of the input data.
* If "tozero"`, the range extends to 0, regardless of the input data
* If "nonnegative", the range is non-negative, regardless of the input data.
*
* The default is normal.
*/
public AxisBuilder rangeMode(RangeMode rangeMode) {
this.rangeMode = rangeMode;
return this;
}
public AxisBuilder spikes(Spikes spikes) {
this.spikes = spikes;
return this;
}
/**
* Determines whether or not the range of this axis is computed in relation to the input data.
* See `rangemode` for more info. If `range` is provided, then `autorange` is set to "False".
*/
public AxisBuilder autoRange(AutoRange autoRange) {
this.autoRange = autoRange;
if (range != null && autoRange != AutoRange.FALSE) {
throw new IllegalArgumentException("Can't set autoRange to anything but FALSE after specifying a range.");
}
return this;
}
/**
* Sets the range of this axis. If the axis `type` is "log", then you must take the log of your desired
* range (e.g. to set the range from 1 to 100, set the range from 0 to 2).
*
* If the axis `type` is "date", it should be date strings, like date data,
* though Date objects and unix milliseconds will be accepted and converted to strings.
* If the axis `type` is "category", it should be numbers, using the scale where each category is assigned
* a serial number from zero in the order it appears.
*/
public AxisBuilder range(Object[] range) {
this.range = range;
this.autoRange = AutoRange.FALSE;
return this;
}
/**
* Sets the range of this axis. If the axis `type` is "log", then you must take the log of your desired
* range (e.g. to set the range from 1 to 100, set the range from 0 to 2).
*
* If the axis `type` is "date", it should be date strings, like date data,
* though Date objects and unix milliseconds will be accepted and converted to strings.
* If the axis `type` is "category", it should be numbers, using the scale where each category is assigned
* a serial number from zero in the order it appears.
*/
public AxisBuilder range(Object low, Object high) {
Object[] range = new Object[2];
range[0] = low;
range[1] = high;
this.range = range;
this.autoRange = AutoRange.FALSE;
return this;
}
public AxisBuilder constrain(Constrain constrain) {
this.constrain = constrain;
return this;
}
public AxisBuilder constrainToward(ConstrainToward constrainToward) {
this.constrainToward = constrainToward;
return this;
}
/**
* If this axis is linked to another by `scaleanchor`, this determines the pixel to unit scale ratio.
* For example, if this value is 10, then every unit on this axis spans 10 times the number of pixels
* as a unit on the linked axis. Use this for example to create an elevation profile where the vertical
* scale is exaggerated a fixed amount with respect to the horizontal.
* @param scaleRatio a number >= 1
* @return this AxisBuilder
*/
public AxisBuilder scaleRatio(double scaleRatio) {
Preconditions.checkArgument(scaleRatio >= 1.0);
this.scaleRatio = scaleRatio;
return this;
}
/**
* Defines all the settings related to the display of tick marks on this axis
*/
public AxisBuilder tickSettings(TickSettings tickSettings) {
this.tickSettings = tickSettings;
return this;
}
public AxisBuilder lineWidth(int lineWidth) {
Preconditions.checkArgument(lineWidth >= 0);
this.lineWidth = lineWidth;
return this;
}
public AxisBuilder zeroLineWidth(int zeroLineWidth) {
Preconditions.checkArgument(zeroLineWidth >= 0);
this.zeroLineWidth = zeroLineWidth;
return this;
}
public AxisBuilder gridWidth(int width) {
Preconditions.checkArgument(width >= 0);
this.gridWidth = width;
return this;
}
public AxisBuilder lineColor(String color) {
this.lineColor = color;
return this;
}
public AxisBuilder gridColor(String color) {
this.gridColor = color;
return this;
}
public AxisBuilder zeroLineColor(String color) {
this.zeroLineColor = color;
return this;
}
public AxisBuilder showLine(boolean showLine) {
this.showLine = showLine;
return this;
}
public AxisBuilder showGrid(boolean showGrid) {
this.showGrid = showGrid;
return this;
}
public AxisBuilder showZeroLine(boolean zeroLine) {
this.zeroLine = zeroLine;
return this;
}
public Axis build() {
return new Axis(this);
}
}
public static class Spikes {
private final String color;
private final int thickness;
private final String dash;
private final SpikeMode mode;
private final SpikeSnap snap;
private Spikes(SpikesBuilder builder) {
this.color = builder.color;
this.thickness = builder.thickness;
this.dash = builder.dash;
this.mode = builder.mode;
this.snap = builder.snap;
}
private void updateContext(Map context) {
context.put("showSpikes", true);
context.put("spikeMode", mode);
context.put("spikeThickness", thickness);
context.put("spikeDash", dash);
context.put("spikeColor", color);
context.put("spikeSnap", snap);
}
public enum SpikeSnap {
DATA("data"),
CURSOR("cursor");
private final String value;
SpikeSnap(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
public enum SpikeMode {
TO_AXIS("toaxis"),
ACROSS("across"),
MARKER("marker"),
TO_AXIS_AND_ACROSS("toaxis+across"),
TO_AXIS_AND_MARKER("toaxis+marker"),
ACROSS_AND_MARKER("across+marker"),
TO_AXIS_AND_ACROSS_AND_MARKER("toaxis+across+marker");
private final String value;
SpikeMode(String value) {
this.value = value;
}
@Override
public String toString() {
return value;
}
}
public static SpikesBuilder builder() {
return new SpikesBuilder();
}
public static class SpikesBuilder {
private String color = null;
private int thickness = 3;
private String dash = "dash";
private SpikeMode mode = SpikeMode.TO_AXIS;
private SpikeSnap snap = DATA;
private SpikesBuilder() {}
public SpikesBuilder color(String color) {
this.color = color;
return this;
}
/**
* Sets the dash style of lines. Set to a dash type string ("solid", "dot", "dash", "longdash", "dashdot",
* or "longdashdot") or a dash length list in px (eg "5px,10px,2px,2px").
*/
public SpikesBuilder dash(String dash) {
this.dash = dash;
return this;
}
/**
* Any combination of "toaxis", "across", "marker"
* examples: "toaxis", "across", "toaxis+across", "toaxis+across+marker"
* default: "toaxis"
*/
public SpikesBuilder mode(SpikeMode mode) {
this.mode = mode;
return this;
}
/**
* Determines whether spikelines are stuck to the cursor or to the closest datapoints.
* default: DATA
*/
public SpikesBuilder snap(SpikeSnap snap) {
this.snap = snap;
return this;
}
/**
* Sets the width (in px) of the zero line.
* default: 3
*/
public SpikesBuilder thickness(int thickness) {
this.thickness = thickness;
return this;
}
public Spikes build() {
return new Spikes(this);
}
}
}
}
