com.scudata.cellset.graph.draw.DrawLine Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of esproc Show documentation
Show all versions of esproc Show documentation
SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.cellset.graph.draw;
import java.awt.*;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.util.*;
import com.scudata.cellset.graph.*;
import com.scudata.chart.Consts;
import com.scudata.chart.Utils;
/**
* ????ͼʵ??
* @author Joancy
*
*/
public class DrawLine extends DrawBase {
/**
* ʵ?ֻ?ͼ????
*/
public void draw(StringBuffer htmlLink) {
drawing(this, htmlLink);
}
/**
* ???ݻ?ͼ????db??ͼ????????ͼ??ij????Ӵ???htmlLink
* @param db ????Ļ?ͼ????
* @param htmlLink ?????ӻ???
*/
public static void drawing(DrawBase db, StringBuffer htmlLink) {
GraphParam gp = db.gp;
ExtGraphProperty egp = db.egp;
Graphics2D g = db.g;
ArrayList labelList = db.labelList;
int VALUE_RADIUS = db.getPointRadius();
ArrayList pointList = db.pointList;
double seriesWidth;
double coorWidth;
double categorySpan;
double dely;
double tmpInt;
double x, y;
gp.coorWidth = 0;
Point2D.Double beginPoint[];
Point2D.Double lastPoint[];
double beginVal[];
db.initGraphInset();
db.createCoorValue();
db.drawLegend(htmlLink);
db.drawTitle();
db.drawLabel();
db.keepGraphSpace();
db.adjustCoorInset();
gp.graphRect = new Rectangle2D.Double(gp.leftInset, gp.topInset, gp.graphWidth
- gp.leftInset - gp.rightInset, gp.graphHeight - gp.topInset
- gp.bottomInset);
if (gp.graphRect.width < 10 || gp.graphRect.height < 10) {
return;
}
if (gp.coorWidth < 0 || gp.coorWidth > 10000) {
gp.coorWidth = 0;
}
seriesWidth = gp.graphRect.width
/ (((gp.catNum + 1) * gp.categorySpan / 100.0) + gp.coorWidth
/ 200.0 + gp.catNum * gp.serNum);
coorWidth = seriesWidth * (gp.coorWidth / 200.0);
categorySpan = seriesWidth * (gp.categorySpan / 100.0);
tmpInt = ((gp.catNum + 1) * categorySpan + coorWidth + gp.catNum
* gp.serNum * seriesWidth);
gp.graphRect.x += (gp.graphRect.width - tmpInt) / 2;
gp.graphRect.width = tmpInt;
dely = (gp.graphRect.height - coorWidth) / gp.tickNum;
tmpInt = (dely * gp.tickNum + coorWidth);
gp.graphRect.y += (gp.graphRect.height - tmpInt) / 2;
gp.graphRect.height = tmpInt;
gp.gRect1 = (Rectangle2D.Double)gp.graphRect.clone();
gp.gRect2 = (Rectangle2D.Double)gp.graphRect.clone();
gp.gRect1.y += coorWidth;
gp.gRect1.width -= coorWidth;
gp.gRect1.height -= coorWidth;
gp.gRect2.x += coorWidth;
gp.gRect2.width -= coorWidth;
gp.gRect2.height -= coorWidth;
/* ???????? */
db.drawGraphRect();
/* ??Y?? */
for (int i = 0; i <= gp.tickNum; i++) {
db.drawGridLine(dely, i);
Number coory = (Number) gp.coorValue.get(i);
String scoory = db.getFormattedValue(coory.doubleValue());
x = gp.gRect1.x - gp.tickLen;
y = (gp.gRect1.y + gp.gRect1.height - i * dely);
gp.GFV_YLABEL.outText(x, y, scoory);
// ???û???
if (coory.doubleValue() == gp.baseValue + gp.minValue) {
gp.valueBaseLine = (gp.gRect1.y + gp.gRect1.height - i
* dely);
}
}
// ????????
db.drawWarnLine();
/* ??X?? */
beginPoint = new Point2D.Double[gp.serNum];
lastPoint = new Point2D.Double[gp.serNum];
beginVal = new double[gp.serNum];
ArrayList cats = egp.categories;
int cc = cats.size();
Color c;
for (int i = 0; i < cc; i++) {
ExtGraphCategory egc = (ExtGraphCategory) cats.get(i);
double posx = getPosX(gp,i,cc,categorySpan,seriesWidth);
boolean valvis = (i % (gp.graphXInterval + 1) == 0);//?????Ƿ???ʾֵ????Table?ֿ?
boolean vis = valvis && !gp.isDrawTable;
if (vis) {
c = egp.getAxisColor(GraphProperty.AXIS_BOTTOM);
Utils.setStroke(g, c, Consts.LINE_SOLID, 1.0f);
db.drawLine(posx, gp.gRect1.y + gp.gRect1.height,
posx, gp.gRect1.y + gp.gRect1.height
+ gp.tickLen, c);
// ??????????
db.drawGridLineCategoryV(posx);
}
String value = egc.getNameString();
x = posx;
y = gp.gRect1.y + gp.gRect1.height + gp.tickLen;
gp.GFV_XLABEL.outText(x, y, value, vis);
for (int j = 0; j < gp.serNum; j++) {
ExtGraphSery egs = egc.getExtGraphSery(gp.serNames.get(j));
double val = egs.getValue();
double tmp = val - gp.baseValue;
double len = (dely * gp.tickNum * (tmp - gp.minValue) / (gp.maxValue * gp.coorScale));
if (gp.isDrawTable) {
posx = db.getDataTableX(i);
}
Point2D.Double endPoint;
if (egs.isNull()) {
endPoint = null;
} else {
endPoint = new Point2D.Double(posx, gp.valueBaseLine - len);
}
// ???????
if (gp.dispValueOntop && !egs.isNull() && valvis) {
String sval = db.getDispValue(egc, egs, gp.serNum);
x = endPoint.x;
y = endPoint.y;
if (!db.isMultiSeries()) {
c = db.getColor(i);
} else {
c = db.getColor(j);
}
ValueLabel vl = new ValueLabel(sval, new Point2D.Double(x, y
- VALUE_RADIUS), c);
labelList.add(vl);
}
boolean vis2 = (i % (gp.graphXInterval + 1) == 0);
if (!egs.isNull() && gp.drawLineDot && vis2) {
Color backColor;
double xx, yy, ww, hh;
xx = endPoint.x - VALUE_RADIUS;
yy = endPoint.y - VALUE_RADIUS;
ww = 2 * VALUE_RADIUS;
hh = ww;
if (!db.isMultiSeries()) {
backColor = db.getColor(i);
} else {
backColor = db.getColor(j);
}
ValuePoint vp = new ValuePoint(endPoint, backColor);
pointList.add(vp);
db.htmlLink(xx, yy, ww, hh, htmlLink, egc.getNameString(),
egs);
} // ?????ϵ?С????
if (i > 0) {
g.setColor(db.getColor(j));
if (egp.isIgnoreNull()) {
db.drawLine(lastPoint[j], endPoint);
} else {
db.drawLine(beginPoint[j], endPoint);
}
drawVTrendLine(db, beginPoint[j], endPoint, val
- beginVal[j]);
}
drawHTrendLine(db, beginPoint[j]);
beginPoint[j] = endPoint;
if (endPoint != null) {
lastPoint[j] = endPoint;
}
beginVal[j] = val;
}
}
// ??????ֵ??ǩ???????ö?
db.outPoints();
db.outLabels();
/* ?ػ?һ?»??? */
db.drawLine(gp.gRect1.x, gp.valueBaseLine, gp.gRect1.x
+ gp.gRect1.width, gp.valueBaseLine,
egp.getAxisColor(GraphProperty.AXIS_BOTTOM));
db.drawLine(gp.gRect1.x + gp.gRect1.width, gp.valueBaseLine,
gp.gRect1.x + gp.gRect1.width + coorWidth,
gp.valueBaseLine - coorWidth,
egp.getAxisColor(GraphProperty.AXIS_BOTTOM));
}
/**
* ԭ???غ?ʱ?????ð??շ????ۼӣ?ֱ????ƽ???ռ?
* @param gp ??ͼ????
* @param i ???
* @param cc
* @param categorySpan ??????
* @param seriesWidth ϵ?м??
* @return
*/
public static double getPosX(GraphParam gp,int i,int cc,double categorySpan,double seriesWidth){
double lb = (i + 1) * categorySpan + (2 * i + 1)
* gp.serNum * seriesWidth / 2;
if( gp.isOverlapOrigin ){
if(cc==1){
lb = gp.gRect1.width;
}else{
lb = i*gp.gRect1.width*1.0f/(cc-1);
}
}
return gp.gRect1.x +lb;
}
/**
* ????????????
* @param db ??ͼʵ??
* @param p ?????
*/
public static void drawHTrendLine(DrawBase db, Point2D.Double p) {
if (p == null || !db.gp.drawLineTrend) {
return;
}
BasicStroke bs = db.getLineStroke(GraphProperty.LINE_SHORT_DASH, 0.1f);
db.g.setColor(Color.darkGray);
db.g.setStroke(bs);
Utils.drawLine(db.g, db.gp.gRect2.x, p.y, db.gp.gRect2.x + db.gp.gRect2.width
- 1, p.y);
}
/**
* ????????????
* @param db ??ͼʵ??
* @param begin ???
* @param end ?յ?
* @param cha ??
*/
public static void drawVTrendLine(DrawBase db, Point2D.Double begin, Point2D.Double end,
double cha) {
if (begin == null || end == null || !db.gp.drawLineTrend) {
return;
}
Stroke stroke = db.getLineStroke(GraphProperty.LINE_LONG_DASH,
db.gp.getLineThick());
if (stroke == null) {
return;
}
Stroke old = db.g.getStroke();
if (end.y < begin.y) {
db.g.setColor(Color.green.darker());
} else {
db.g.setColor(Color.red.darker());
}
db.g.setStroke(stroke);
Utils.drawLine(db.g,end.x, begin.y, end.x, end.y);
double h = end.y - begin.y;
double textX = end.x, textY = end.y;
if (Math.abs(h) > 3) {
db.g.setStroke(db.getLineStroke(GraphProperty.LINE_SOLID, 0.1f));
double[] xx = new double[3];
double[] yy = new double[3];
if (h > 0) {
textY = begin.y + h / 2;
xx[0] = end.x - 3;
yy[0] = end.y - 12;
xx[1] = end.x;
yy[1] = end.y;
xx[2] = end.x + 3;
yy[2] = end.y - 12;
} else {
textY = end.y - h / 2;
xx[0] = end.x - 3;
yy[0] = end.y + 12;
xx[1] = end.x;
yy[1] = end.y;
xx[2] = end.x + 3;
yy[2] = end.y + 12;
}
Utils.fillPolygon(db.g,xx, yy);
}
if (cha != 0) {
String sval = db.getFormattedValue(Math.abs(cha));
db.gp.GFV_VALUE.outText(textX, textY, sval);
}
db.g.setStroke(old);
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy