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SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.chart.element;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.geom.Point2D;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import com.scudata.app.common.StringUtils2;
import com.scudata.chart.Consts;
import com.scudata.chart.DataElement;
import com.scudata.chart.Para;
import com.scudata.chart.Utils;
import com.scudata.chart.edit.ParamInfo;
import com.scudata.chart.edit.ParamInfoList;
/**
* ?ı?ͼԪ
* ?ı?ͼԪ????????ı???ʽչ?֣???????????????չʾ
* @author Joancy
*
*/
public class Text extends DataElement{
//?????ı?ʱ????????Ч??????????ʵ?ʿ??????ģ?
// ?????ı?ʱ?? ???????ߵĽ??ص?
// ????ʱ???ÿ????????? ????ߴ?
public Para width=new Para(new Double(0));
public Para height=new Para(new Double(0));//????ʱ??????ݿ???????
public Para text = new Para(null);
public Para textFont = new Para("Dialog");//"????"
public Para textStyle = new Para(new Integer(0));
public Para textSize = new Para(new Integer(14));
public Para textColor = new Para(Color.black);
public Para backColor = new Para(null);
// ?Ƿ????ʽ?ı????????ı?ʱ????????width??height??x??yΪ?ı????ĵ㣬????Ҳ???????б???
// ?????ı?ʱ??x,yΪ???Ͻǣ????ÿ??ߣ???????ת?????????ԣ?????Ϊw??h???ľ???
public boolean isMulti = false;
// ??ת?Ƕ?
public int textAngle = 0;
// ???????
public int hAlign = Consts.HALIGN_CENTER;
// ???????
public int vAlign = Consts.VALIGN_MIDDLE;
// ?????????????
public int barType = Consts.TYPE_NONE;
// ?ַ???
public String charSet = "UTF-8";
// ??????ʱ??ʾ????
public boolean dispText = false;
// ?ݴ???
public String recError = "M";
//logoͼ????
public Para logoValue = new Para();
//logoռͼ?εİٷֱ???
public int logoSize=15;
// logo??????
public boolean logoFrame = true;
/**
* ?Ƿ?Ϊ?????ı?
* @return ????Ƕ????ı?????true??????false
*/
public boolean isMulti() {
return isMulti;
}
/**
* ??ͼǰ??????????ǰ???Ըú???
*/
public void beforeDraw() {
}
/**
* ?????м?㣬???ԣ???????
*/
public void draw() {
}
/**
* ???Ʊ????㣬????
*/
public void drawBack() {
}
/**
* ??ȡ???λ?õ??ı???ռ????
* @param index ???
* @return ???ؿ???
*/
public int getWidth(int index){
return (int)e.getXPixel(width.doubleValue(index));
}
/**
* ??ȡ???λ?õ??ı???ռ???
* @param index ???
* @return ???ظ߶?
*/
public int getHeight(int index){
return (int)e.getYPixel(height.doubleValue(index));
}
/**
* ????ǰ????
*/
public void drawFore() {
if (!isVisible()) {
return;
}
drawTexts();
}
private void drawTexts() {
// ????
int size = pointSize();
for (int i = 1; i <= size; i++) {
Point2D p = getScreenPoint(i);
Shape shape = drawAText(i, p);
if(shape!=null){
String title = getTipTitle(i);
addLink(shape, htmlLink.stringValue(i), title,linkTarget.stringValue(i));
}
}
}
private Shape drawAText(int index, Point2D p) {
double px = p.getX();
double py = p.getY();
String tf = textFont.stringValue(index);
int ts = textStyle.intValue(index);
int tsize = textSize.intValue(index);
Font font = Utils.getFont(tf, ts, tsize);
Color c = textColor.colorValue(index);
Color backC = backColor.colorValue(index);
String aText = text.stringValue(index);
if(barType==Consts.TYPE_NONE){
Rectangle shape;
Graphics g = e.getGraphics();
if(!isMulti){
// ?????ı?ʱ???????ÿ??ߣ?ָ????x??yΪ?ı????ĵ?
Utils.drawText(e, aText, px, py, font, c, backC, ts, textAngle, hAlign
+ vAlign, true);
shape = Utils.getTextSize(aText, g, ts, textAngle, font);
shape.setLocation((int)px, (int)py);
}else{
FontMetrics fm = g.getFontMetrics(font);
int ascent = fm.getAscent();
int fheight = fm.getHeight();
int w = getWidth(index);
if(w<1){
w = 60;//δ????ʱȱʡ????
}
ArrayList wrapedString = StringUtils2.wrapString(aText, fm, w, false, -1);
// ????ʱ?????Դ?ֱ???֣???ת??????״̬
int h = getHeight(index);
int lineH = StringUtils2.getTextRowHeight(fm);
int lines = wrapedString.size();
if(h<1){
h = lineH*lines;//δ????ʱȱʡ????
}
shape = new Rectangle((int)px, (int)py, w, h);
if(backC!=null){
g.setColor(backC);
g.fillRect((int)px, (int)py, w, h);
}
int yy = (int)py;
if (vAlign == Consts.VALIGN_MIDDLE) {
yy = (int)py + (h - lineH * lines) / 2;
} else if (vAlign == Consts.VALIGN_BOTTOM) {
yy = (int)py + h - lineH * lines;
}
if (yy < py) {
yy = (int)py;
}
for (int i = 0; i < lines; i++) {
if (i > 0 && yy + lineH > py + h) { // ??һ?????ǻ??ƣ???????????ڿ??ⲻ?????????ڸDZ?ĸ???????
break;
}
String wrapedText = (String) wrapedString.get(i);
int fw = stringWidth(fm, wrapedText,g);
int x1 = (int)px;
if (hAlign == Consts.HALIGN_CENTER) {
x1 = (int)px + (w - fw) / 2;
} else if (hAlign == Consts.HALIGN_RIGHT) {
x1 = (int)px + w - fw;
}
int y1 = yy + fheight-ascent;//+ ascent;// +
Utils.drawText(e, wrapedText, x1, y1, font, c, null, ts, 0,
Consts.HALIGN_LEFT+Consts.VALIGN_MIDDLE
, true);
yy += lineH;
}
}
return shape;
}else{
Graphics2D g = e.getGraphics();
BufferedImage barcodeImg = Utils.calcBarcodeImage(this,index,c,backC);
Rectangle posDesc = new Rectangle();
posDesc.setBounds((int)px, (int)py, barcodeImg.getWidth(), barcodeImg.getHeight());
Point drawPoint = Utils.getRealDrawPoint(posDesc, hAlign + vAlign,true);
g.drawImage(barcodeImg, drawPoint.x, drawPoint.y, null);
// g.drawImage(barcodeImg, (int)px, (int)py,null);????ע???????????ͼƬ??????Ҫ???ݶ??뷽ʽ????
return posDesc;
}
}
/**
* ????ָ???????µ??ı?ռ?ÿ???
* @param fm ???????
* @param text ?ı?ֵ
* @param g ͼ???豸
* @return ռ?ÿ??ȣ???λΪ????
*/
public static int stringWidth(FontMetrics fm, String text, Graphics g) {
Graphics displayG = g;
FontMetrics dispFm = displayG.getFontMetrics(fm.getFont());
return dispFm.stringWidth(text);
}
/**
* ??ȡ?༭??????Ϣ?б?
* @return ??????Ϣ?б?
*/
public ParamInfoList getParamInfoList() {
ParamInfoList paramInfos = new ParamInfoList();
ParamInfo.setCurrent(Text.class, this);
paramInfos.add(new ParamInfo("text"));
paramInfos.add(new ParamInfo("isMulti", Consts.INPUT_CHECKBOX));
String group = "size";
paramInfos.add(group, new ParamInfo("width", Consts.INPUT_DOUBLE));
paramInfos.add(group, new ParamInfo("height", Consts.INPUT_DOUBLE));
group = "text";
paramInfos.add(group, new ParamInfo("textFont", Consts.INPUT_FONT));
paramInfos.add(group,
new ParamInfo("textStyle", Consts.INPUT_FONTSTYLE));
paramInfos.add(group, new ParamInfo("textSize", Consts.INPUT_FONTSIZE));
paramInfos.add(group, new ParamInfo("textColor", Consts.INPUT_COLOR));
paramInfos.add(group, new ParamInfo("backColor", Consts.INPUT_COLOR));
paramInfos.add(group, new ParamInfo("textAngle", Consts.INPUT_INTEGER));
group = "align";
paramInfos.add(group, new ParamInfo("hAlign", Consts.INPUT_HALIGN));
paramInfos.add(group, new ParamInfo("vAlign", Consts.INPUT_VALIGN));
group = "barcode";
paramInfos.add(group, new ParamInfo("barType", Consts.INPUT_BARTYPE));
paramInfos.add(group, new ParamInfo("charSet", Consts.INPUT_CHARSET));
paramInfos.add(group, new ParamInfo("dispText", Consts.INPUT_CHECKBOX));
paramInfos.add(group, new ParamInfo("recError", Consts.INPUT_RECERROR));
paramInfos.add(group, new ParamInfo("logoValue"));
paramInfos.add(group, new ParamInfo("logoSize", Consts.INPUT_INTEGER));
paramInfos.add(group, new ParamInfo("logoFrame", Consts.INPUT_CHECKBOX));
ParamInfoList superParams = super.getParamInfoList();
superParams.delete("data","axisTime");
superParams.delete("data","dataTime");
paramInfos.addAll( superParams);
return paramInfos;
}
/**
* ??ȡָ??????µ???ʾ?ı?
* @param index ???
* @return ?ı?????
*/
public String getDispText(int index) {
return text.stringValue(index);
}
protected String getText(int index) {
// ????ʱ?? tipΪ??ǰ????
if(barType!=Consts.TYPE_NONE){
return text.stringValue(index);
}
// ?ı?ʱ???˴??????أ? ?ײ㷵????????Ϣ
return null;
}
/**
* ?Ƿ??????????ɫ
* ?ú????????壬????false
*/
public boolean hasGradientColor() {
return false;
}
/**
* ??¡?ı?????
* @param t ??һ???ı?????
*/
public void clone(Text t){
super.clone(t);
}
/**
* ??ȿ?¡һ???ı?ͼԪ
* @return ??¡????ı?ͼԪ
*/
public Object deepClone() {
Text t = new Text();
clone(t);
return t;
}
}