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1
33
34 package com.icesoft.faces.component.outputchart;
35
36 import com.icesoft.faces.component.CSS_DEFAULT;
37 import com.icesoft.faces.component.ext.HtmlCommandButton;
38 import com.icesoft.faces.component.ext.renderkit.FormRenderer;
39 import com.icesoft.faces.component.ext.taglib.Util;
40 import com.icesoft.faces.context.DOMContext;
41 import com.icesoft.faces.context.DOMResponseWriter;
42 import org.krysalis.jcharts.Chart;
43 import org.krysalis.jcharts.imageMap.ImageMapArea;
44 import org.w3c.dom.Element  ;
45 import org.w3c.dom.Text ;
46
47 import javax.faces.component.UIComponent;
48 import javax.faces.context.ExternalContext;
49 import javax.faces.context.FacesContext;
50 import javax.faces.el.MethodBinding;
51 import javax.faces.el.ValueBinding;
52 import javax.faces.event.AbortProcessingException;
53 import javax.faces.event.ActionEvent;
54 import javax.faces.event.FacesEvent;
55 import javax.faces.event.ActionListener;
56 import javax.servlet.ServletContext ;
57 import javax.servlet.http.HttpServletRequest ;
58
59 import java.beans.Beans ;
60 import java.io.File ;
61 import java.io.FileNotFoundException ;
62 import java.io.FileOutputStream ;
63 import java.io.IOException ;
64 import java.io.OutputStream ;
65 import java.io.Serializable ;
66 import java.util.Iterator ;
67 import java.util.Map ;
68
69 public class OutputChart extends HtmlCommandButton implements Serializable {
70
71 public static String AREA_CHART_TYPE = "area";
72 public static String AREA_STACKED_CHART_TYPE = "areastacked";
73 public static String BAR_CHART_TYPE = "bar";
74 public static String BAR_CLUSTERED_CHART_TYPE = "barclustered";
75 public static String BAR_STACKED_CHART_TYPE = "barstacked";
76 public static String LINE_CHART_TYPE = "line";
77 public static String PIE2D_CHART_TYPE = "pie2D";
78 public static String PIE3D_CHART_TYPE = "pie3D";
79 public static String POINT_CHART_TYPE = "point";
80 public static String STOCK_CHART_TYPE = "stock";
81 public static String CUSTOM_CHART_TYPE = "custom";
82 public static String DEFAULT_CHART_TYPE = BAR_CHART_TYPE;
83
84 private static int COMPONENT_ID = 0;
85 private static int CLIENT_SIDE_IMAGE_MAP_KEY = 1;
86 private static String DEFAULT_HEIGHT = "400";
87 private static String DEFAULT_WIDTH = "400";
88
89 private static String DEFAULT_CHART_TITLE = "Default Chart title";
90 private static String DEFAULT_YAXIS_TITLE = "Default Y title";
91 private static String DEFAULT_XAXIS_TITLE = "Default X title";
92 private static String DEFAULT_DATA = "20, 30, 40";
93 static String ICE_CHART_COMPONENT = "iceChartComponent";
94 private int imageCounter = 0;
95 private AbstractChart abstractChart;
96 private String width;
97 private String height;
98
99 private boolean render = false;
100 private FileOutputStream out;
101
102 private String chartTitle;
103 private Object data;
104 private Object labels;
105 private Object colors;
106 private Object shapes;
107
108 private Object xaxisLabels;
109 private String xaxisTitle;
110 private String yaxisTitle;
111 private String style = null;
112 private String styleClass = null;
113 private Object legendPlacement;
114 private Object legendColumns;
115 private boolean horizontal;
116 private boolean horizontalSet;
117 File folder = null;
118
119 public OutputChart() {
120 setRendererType("com.icesoft.faces.OutputChartRenderer");
121 }
122
123
124
127 public Object getLabels() {
128 if (labels != null) {
129 return labels;
130 }
131 ValueBinding vb = getValueBinding("labels");
132 return vb != null ? vb.getValue(getFacesContext()) : null;
133 }
134
135
138 public void setLabels(Object labels) {
139 this.labels = labels;
140 }
141
142
146 public boolean isClientSideImageMap() {
147 if (hasActionListener() &&
148 (!getType().equalsIgnoreCase(AREA_CHART_TYPE) &&
149 !getType().equalsIgnoreCase(AREA_STACKED_CHART_TYPE))) {
150 return true;
151 } else {
152 return false;
153 }
154 }
155
156 protected boolean hasActionListener() {
157 MethodBinding actionListener = getActionListener();
158 if( actionListener != null ) {
159 return true;
160 }
161 ActionListener[] actionListeners = getActionListeners();
162 if( actionListeners != null && actionListeners.length > 0 ) {
163 return true;
164 }
165 return false;
166 }
167
168
171 public Object getData() {
172 if (data != null) {
173 return data;
174 }
175 ValueBinding vb = getValueBinding("data");
176 if (vb != null) {
177 return vb.getValue(getFacesContext());
178 } else {
179
180 if(!Beans.isDesignTime()){
181 setChartTitle(getChartTitle() + " with default data");
182 }
183 return DEFAULT_DATA;
184 }
185 }
186
187
190 public void setData(Object data) {
191 this.data = data;
192 }
193
194
197 public Object getColors() {
198 if (colors != null) {
199 return colors;
200 }
201 ValueBinding vb = getValueBinding("colors");
202 return vb != null ? vb.getValue(getFacesContext()) : null;
203 }
204
205
208 public void setColors(Object colors) {
209 this.colors = colors;
210 }
211
212
215 public Object getShapes() {
216 if (shapes != null) {
217 return shapes;
218 }
219 ValueBinding vb = getValueBinding("shapes");
220 return vb != null ? vb.getValue(getFacesContext()) : null;
221 }
222
223
226 public void setShapes(Object shapes) {
227 this.shapes = shapes;
228 }
229
230
233 public String getXaxisTitle() {
234 if (xaxisTitle != null) {
235 return xaxisTitle;
236 }
237 ValueBinding vb = getValueBinding("xaxisTitle");
238 return vb != null ? (String ) vb.getValue(getFacesContext()) :
239 DEFAULT_XAXIS_TITLE;
240 }
241
242
245 public void setXaxisTitle(String xaxisTitle) {
246 this.xaxisTitle = xaxisTitle;
247 }
248
249
252 public String getYaxisTitle() {
253 if (yaxisTitle != null) {
254 return yaxisTitle;
255 }
256 ValueBinding vb = getValueBinding("yaxisTitle");
257 return vb != null ? (String ) vb.getValue(getFacesContext()) :
258 DEFAULT_YAXIS_TITLE;
259 }
260
261
264 public void setYaxisTitle(String yaxisTitle) {
265 this.yaxisTitle = yaxisTitle;
266 }
267
268
271 public Object getXaxisLabels() {
272 if (xaxisLabels != null) {
273 return xaxisLabels;
274 }
275 ValueBinding vb = getValueBinding("xaxisLabels");
276 return vb != null ? vb.getValue(getFacesContext()) : null;
277 }
278
279
282 public void setXaxisLabels(Object xaxisLabels) {
283 this.xaxisLabels = xaxisLabels;
284 }
285
286
289 public String getChartTitle() {
290 if (chartTitle != null) {
291 return chartTitle;
292 }
293 ValueBinding vb = getValueBinding("chartTitle");
294 return vb != null ? (String ) vb.getValue(getFacesContext()) :
295 DEFAULT_CHART_TITLE;
296 }
297
298
301 public void setChartTitle(String chartTitle) {
302 this.chartTitle = chartTitle;
303 }
304
305
308 public String getWidth() {
309 if (width != null) {
310 return width;
311 }
312 ValueBinding vb = getValueBinding("width");
313 return vb != null ? (String ) vb.getValue(getFacesContext()) :
314 DEFAULT_WIDTH;
315 }
316
317
320 public void setWidth(String width) {
321 this.width = width;
322 }
323
324
327 public String getHeight() {
328 if (height != null) {
329 return height;
330 }
331 ValueBinding vb = getValueBinding("height");
332 return vb != null ? (String ) vb.getValue(getFacesContext()) :
333 DEFAULT_HEIGHT;
334 }
335
336
339 public void setHeight(String height) {
340 this.height = height;
341 }
342
343 private MethodBinding renderOnSubmitMethodBinding;
344
345 public void setRenderOnSubmit(MethodBinding renderOnSubmit) {
346 renderOnSubmitMethodBinding = renderOnSubmit;
347 }
348
349 public MethodBinding getRenderOnSubmit() {
350 return renderOnSubmitMethodBinding;
351 }
352
353 public Boolean evaluateRenderOnSubmit(FacesContext context) {
354 if (renderOnSubmitMethodBinding != null) {
355 Boolean b = (Boolean ) renderOnSubmitMethodBinding.invoke(
356 context, new Object []{this});
357 return b;
358 }
359 return Boolean.FALSE;
360 }
361
362
366 public void encodeBegin(FacesContext context) throws IOException {
367
368 if(!Beans.isDesignTime()){
369 try {
370 if (abstractChart == null) {
371 abstractChart = AbstractChart.createChart(this);
372 if (getType().equalsIgnoreCase(OutputChart.CUSTOM_CHART_TYPE)) {
373 evaluateRenderOnSubmit(context);
374 }
375 abstractChart.encode();
376 } else if (evaluateRenderOnSubmit(context).booleanValue()) {
377 abstractChart.encode();
378 }
379 } catch (Throwable e) {
380 e.printStackTrace();
381 }
382 }
383 super.encodeBegin(context);
384 }
385
386
390 public void broadcast(FacesEvent event)
391 throws AbortProcessingException {
392 super.broadcast(event);
393 }
394
395
399 public void decode(FacesContext context) {
400
401 Map requestParameterMap =
402 context.getExternalContext().getRequestParameterMap();
403 String chartComponentRequestIdentifier = (String ) requestParameterMap
404 .get(OutputChart.ICE_CHART_COMPONENT);
405 if (chartComponentRequestIdentifier != null) {
406 String [] submittedValue =
407 chartComponentRequestIdentifier.split("id-key");
408 if (submittedValue[COMPONENT_ID].equals(getClientId(context))) {
409 ImageMapArea area = (ImageMapArea) getGeneratedImageMapArea()
410 .get(submittedValue[CLIENT_SIDE_IMAGE_MAP_KEY]);
411 if (area != null) {
412 setClickedImageMapArea(area);
413 queueEvent(new ActionEvent(this));
414 }
415 }
416 }
417 super.decode(context);
418 }
419
420 private String getChartFileName() {
421 HttpServletRequest req =
422 (HttpServletRequest ) ((ExternalContext) FacesContext
423 .getCurrentInstance().getExternalContext())
424 .getRequest();
425 return this.getType() + this
426 .getClientId(FacesContext.getCurrentInstance())
427 .replaceAll(":", "") + req.getRequestedSessionId() +
428 imageCounter++ + ".jpeg";
429 }
430
431
434 public String getPath() {
435 String folder = "/";
436 if (getFacesContext() != null &&
437 getFacesContext().getExternalContext() != null) {
438 if (DOMResponseWriter.isStreamWriting()) {
439 folder = "./web/chart/images";
440 } else {
441 folder =
442 ((ServletContext ) getFacesContext().getExternalContext()
443 .getContext()).getRealPath("/charts");
444 }
445 }
446 return folder;
447 }
448
451 public Chart getChart() {
452 return abstractChart.getChart();
453 }
454
455
458 public void setChart(Chart chart) {
459 abstractChart.setChart(chart);
460 }
461
462 public void render() {
463 render = true;
464 }
465
466 public boolean isRender() {
467 return render;
468 }
469
470 private String type = null;
471
472
475 public void setType(String type) {
476 this.type = type;
477 }
478
479
482 public String getType() {
483 if (type != null) {
484 return type;
485 }
486 ValueBinding vb = getValueBinding("type");
487 return vb != null ? (String ) vb.getValue(getFacesContext()) :
488 DEFAULT_CHART_TYPE;
489 }
490
491 private String fileName = null;
492
493
496 public String getFileName() {
497 return fileName;
498 }
499
500 private File imageFile;
501
502
505 OutputStream getNewOutputStream() {
506 if (imageFile != null) {
508 imageFile.delete();
509 }
510 imageFile = new File (getFolder(), getChartFileName());
511 fileName = imageFile.getName();
512 try {
513 return out = new FileOutputStream (imageFile);
514 } catch (FileNotFoundException e) {
515 e.printStackTrace();
517 }
518 return null;
519 }
520
521 File getFolder() {
522
523 if(Beans.isDesignTime()){
524 folder = new File (getPath());
525 return folder;
526 }
527
528 if (folder == null) {
529 folder = new File (getPath());
530 if (folder != null) {
531 if (!folder.exists()) {
532 folder.mkdirs();
533 }
534 }
535 }
536 return folder;
537 }
538
539
542 public OutputStream getOutputStream() {
543 return out;
544 }
545
546 Map getGeneratedImageMapArea() {
547 return abstractChart.getGeneratedImageMapArea();
548 }
549
550
553 public ImageMapArea getClickedImageMapArea() {
554 return abstractChart.getClickedImageMapArea();
555 }
556
557 public void setClickedImageMapArea(ImageMapArea clickedImageMapArea) {
558 abstractChart.setClickedImageMapArea(clickedImageMapArea);
559 }
560
561 void generateClientSideImageMap(DOMContext domContext, Element map) {
562 if (isClientSideImageMap()) {
563 Iterator area = getGeneratedImageMapArea().values().iterator();
564 while (area.hasNext()) {
565 ImageMapArea areaMap = (ImageMapArea) area.next();
566 Text areaNode = domContext.createTextNode(areaMap.toHTML(
567 "title ='" + areaMap.getLengendLabel() +
568 "' HREF=\"return false;\" onclick=\"document.forms['" +
569 getParentFormId() + "']['" + ICE_CHART_COMPONENT +
570 "'].value='" + getClientId(getFacesContext()) +
571 "id-key" + areaMap.hashCode() +
572 "';iceSubmitPartial(document.forms['" +
573 getParentFormId() + "'],this,event); return false;\""));
574 map.appendChild(areaNode);
575 }
576 } else {
577 }
579 }
580
581 private String parentFormId;
583
584 private String getParentFormId() {
585 if (parentFormId != null) {
586 return parentFormId;
587 }
588 UIComponent uiForm = FormRenderer.findForm(this);
589 if (uiForm == null) {
590 return null;
593 }
594 return (parentFormId = uiForm.getClientId(getFacesContext()));
595 }
596
597
600 public void setStyleClass(String styleClass) {
601 this.styleClass = styleClass;
602 }
603
604
607 public String getStyleClass() {
608 return Util.getQualifiedStyleClass(this,
609 styleClass,
610 CSS_DEFAULT.OUTPUT_CHART_DEFAULT_STYLE_CLASS,
611 "styleClass");
612 }
613
614
617 public void setStyle(String style) {
618 this.style = style;
619 }
620
621
624 public String getStyle() {
625 if (style != null) {
626 return style;
627 }
628 ValueBinding vb = getValueBinding("style");
629 return vb != null ? (String ) vb.getValue(getFacesContext()) : null;
630 }
631
632
635 public Object getLegendPlacement() {
636 if (legendPlacement != null) {
637 return legendPlacement;
638 }
639 ValueBinding vb = getValueBinding("legendPlacement");
640 return vb != null ? vb.getValue(getFacesContext()) : "bottom";
641 }
642
643
646 public void setLegendPlacement(Object legendPlacement) {
647 this.legendPlacement = legendPlacement;
648 }
649
650
653 public Object getLegendColumns() {
654 if (legendColumns != null) {
655 return legendColumns;
656 }
657 ValueBinding vb = getValueBinding("legendColumns");
658 return vb != null ? vb.getValue(getFacesContext()) : "0";
659 }
660
661
664 public void setLegendColumns(Object legendColumns) {
665 this.legendColumns = legendColumns;
666 }
667
668
669 public boolean isHorizontal() {
670 if (this.horizontalSet) {
671 return (this.horizontal);
672 }
673 ValueBinding vb = getValueBinding("horizontal");
674 if (vb != null) {
675 return (Boolean.TRUE.equals(vb.getValue(getFacesContext())));
676 } else {
677 return (this.horizontal);
678 }
679 }
680
681
682 public void setHorizontal(boolean horizontal) {
683 if (horizontal != this.horizontal) {
684 this.horizontal = horizontal;
685 }
686 this.horizontalSet = true;
687 }
688
689
693 public Object saveState(FacesContext context) {
694 Object values[] = new Object [22];
695 values[0] = super.saveState(context);
696 values[1] = new Integer (imageCounter);
697 values[2] = abstractChart;
698 values[3] = width;
699 values[4] = height;
700 values[5] = render ? Boolean.TRUE : Boolean.FALSE;
701 values[6] = chartTitle;
702 values[7] = data;
703 values[8] = labels;
704 values[9] = colors;
705 values[10] = shapes;
706 values[11] = xaxisLabels;
707 values[12] = xaxisTitle;
708 values[13] = yaxisTitle;
709 values[14] = style;
710 values[15] = styleClass;
711 values[16] = legendPlacement;
712 values[17] = legendColumns;
713 values[18] = horizontal ? Boolean.TRUE : Boolean.FALSE;
714 values[19] = horizontalSet ? Boolean.TRUE : Boolean.FALSE;
715 values[20] = type;
716 values[21] = saveAttachedState(context, renderOnSubmitMethodBinding);
717 return ((Object ) (values));
718 }
719
720
724 public void restoreState(FacesContext context, Object state) {
725 Object values[] = (Object []) state;
726 super.restoreState(context, values[0]);
727 imageCounter = ((Integer ) values[1]).intValue();
728 abstractChart = (AbstractChart) values[2];
729 width = (String ) values[3];
730 height = (String ) values[4];
731 render = ((Boolean ) values[5]).booleanValue();
732 chartTitle = (String ) values[6];
733 data = values[7];
734 labels = values[8];
735 colors = values[9];
736 shapes = values[10];
737 xaxisLabels = values[11];
738 xaxisTitle = (String ) values[12];
739 yaxisTitle = (String ) values[13];
740 style = (String ) values[14];
741 styleClass = (String ) values[15];
742 legendPlacement = values[16];
743 legendColumns = values[17];
744 horizontal = ((Boolean ) values[18]).booleanValue();
745 horizontalSet = ((Boolean ) values[19]).booleanValue();
746 type = (String ) values[20];
747 renderOnSubmitMethodBinding = (MethodBinding) restoreAttachedState(context, values[21]);
748 }
749 }
750
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