JAL-1988 JAL-3772 Non-blocking modal dialogs for unsaved changes and saving files...
[jalview.git] / src / jalview / io / HtmlSvgOutput.java
1 /*
2  * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3  * Copyright (C) $$Year-Rel$$ The Jalview Authors
4  * 
5  * This file is part of Jalview.
6  * 
7  * Jalview is free software: you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License 
9  * as published by the Free Software Foundation, either version 3
10  * of the License, or (at your option) any later version.
11  *  
12  * Jalview is distributed in the hope that it will be useful, but 
13  * WITHOUT ANY WARRANTY; without even the implied warranty 
14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
15  * PURPOSE.  See the GNU General Public License for more details.
16  * 
17  * You should have received a copy of the GNU General Public License
18  * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
19  * The Jalview Authors are detailed in the 'AUTHORS' file.
20  */
21 package jalview.io;
22
23 import java.awt.Graphics;
24 import java.awt.print.PrinterException;
25 import java.io.File;
26 import java.io.FileOutputStream;
27 import java.io.IOException;
28 import java.util.concurrent.Callable;
29 import java.util.concurrent.atomic.AtomicBoolean;
30
31 import org.jfree.graphics2d.svg.SVGGraphics2D;
32 import org.jfree.graphics2d.svg.SVGHints;
33
34 import jalview.bin.Cache;
35 import jalview.gui.AlignmentPanel;
36 import jalview.gui.LineartOptions;
37 import jalview.gui.OOMWarning;
38 import jalview.math.AlignmentDimension;
39 import jalview.util.MessageManager;
40
41 public class HtmlSvgOutput extends HTMLOutput
42 {
43   public HtmlSvgOutput(AlignmentPanel ap)
44   {
45     super(ap, "HTML");
46   }
47
48   public int printUnwrapped(int pwidth, int pheight, int pi,
49           Graphics idGraphics, Graphics alignmentGraphics)
50           throws PrinterException
51   {
52     return ap.printUnwrapped(pwidth, pheight, pi, idGraphics,
53             alignmentGraphics);
54   }
55
56   public int printWrapped(int pwidth, int pheight, int pi, Graphics... pg)
57           throws PrinterException
58   {
59     return ap.printWrappedAlignment(pwidth, pheight, pi, pg[0]);
60   }
61
62   String getHtml(String titleSvg, String alignmentSvg, String jsonData,
63           boolean wrapped)
64   {
65     StringBuilder htmlSvg = new StringBuilder();
66     htmlSvg.append("<html>\n");
67     if (jsonData != null)
68     {
69       htmlSvg.append(
70               "<button onclick=\"javascipt:openJalviewUsingCurrentUrl();\">Launch in Jalview</button> &nbsp;");
71       htmlSvg.append(
72               "<input type=\"submit\" value=\"View raw BioJSON Data\" onclick=\"jQuery.facebox({ div:'#seqData' }); return false;\" />");
73       htmlSvg.append(
74               "<div style=\"display: none;\" name=\"seqData\" id=\"seqData\" >"
75                       + jsonData + "</div>");
76       htmlSvg.append("<br/>&nbsp;");
77     }
78     htmlSvg.append("\n<style type=\"text/css\"> "
79             + "div.parent{ width:100%;<!-- overflow: auto; -->}\n"
80             + "div.titlex{ width:11%; float: left; }\n"
81             + "div.align{ width:89%; float: right; }\n"
82             + "div.main-container{ border: 2px solid blue; border: 2px solid blue; width: 99%;   min-height: 99%; }\n"
83             + ".sub-category-container {overflow-y: scroll; overflow-x: hidden; width: 100%; height: 100%;}\n"
84             + "object {pointer-events: none;}");
85     if (jsonData != null)
86     {
87       // facebox style sheet for displaying raw BioJSON data
88       htmlSvg.append(
89               "#facebox { position: absolute;  top: 0;   left: 0; z-index: 100; text-align: left; }\n"
90                       + "#facebox .popup{ position:relative; border:3px solid rgba(0,0,0,0); -webkit-border-radius:5px;"
91                       + "-moz-border-radius:5px; border-radius:5px; -webkit-box-shadow:0 0 18px rgba(0,0,0,0.4); -moz-box-shadow:0 0 18px rgba(0,0,0,0.4);"
92                       + "box-shadow:0 0 18px rgba(0,0,0,0.4); }\n"
93                       + "#facebox .content { display:table; width: 98%; padding: 10px; background: #fff; -webkit-border-radius:4px; -moz-border-radius:4px;"
94                       + " border-radius:4px; }\n"
95                       + "#facebox .content > p:first-child{ margin-top:0; }\n"
96                       + "#facebox .content > p:last-child{ margin-bottom:0; }\n"
97                       + "#facebox .close{ position:absolute; top:5px; right:5px; padding:2px; background:#fff; }\n"
98                       + "#facebox .close img{ opacity:0.3; }\n"
99                       + "#facebox .close:hover img{ opacity:1.0; }\n"
100                       + "#facebox .loading { text-align: center; }\n"
101                       + "#facebox .image { text-align: center;}\n"
102                       + "#facebox img { border: 0;  margin: 0; }\n"
103                       + "#facebox_overlay { position: fixed; top: 0px; left: 0px; height:100%; width:100%; }\n"
104                       + ".facebox_hide { z-index:-100; }\n"
105                       + ".facebox_overlayBG { background-color: #000;  z-index: 99;  }");
106     }
107     htmlSvg.append("</style>");
108     if (!wrapped)
109     {
110       htmlSvg.append("<div class=\"main-container\" \n>");
111       htmlSvg.append("<div class=\"titlex\">\n");
112       htmlSvg.append("<div class=\"sub-category-container\"> \n");
113       htmlSvg.append(titleSvg);
114       htmlSvg.append("</div>");
115       htmlSvg.append(
116               "</div>\n\n<!-- ========================================================================================== -->\n\n");
117       htmlSvg.append("<div class=\"align\" >");
118       htmlSvg.append(
119               "<div class=\"sub-category-container\"> <div style=\"overflow-x: scroll;\">")
120               .append(alignmentSvg).append("</div></div>").append("</div>");
121       htmlSvg.append("</div>");
122
123       htmlSvg.append(
124               "<script language=\"JavaScript\" type=\"text/javascript\" src=\"http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js\"></script>\n"
125                       + "<script language=\"JavaScript\" type=\"text/javascript\"  src=\"http://ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/jquery-ui.min.js\"></script>\n"
126                       + "<script>\n"
127                       + "var subCatContainer = $(\".sub-category-container\");\n"
128                       + "subCatContainer.scroll(\nfunction() {\n"
129                       + "subCatContainer.scrollTop($(this).scrollTop());\n});\n");
130
131       htmlSvg.append("</script>\n");
132     }
133     else
134     {
135       htmlSvg.append("<div>\n").append(alignmentSvg).append("</div>");
136       htmlSvg.append(
137               "<script language=\"JavaScript\" type=\"text/javascript\" src=\"http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js\"></script>\n"
138                       + "<script language=\"JavaScript\" type=\"text/javascript\"  src=\"http://ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/jquery-ui.min.js\"></script>\n");
139     }
140
141     // javascript for launching file in Jalview
142     htmlSvg.append("<script language=\"JavaScript\">\n");
143     htmlSvg.append("function openJalviewUsingCurrentUrl(){\n");
144     htmlSvg.append(
145             "    var json = JSON.parse(document.getElementById(\"seqData\").innerHTML);\n");
146     htmlSvg.append(
147             "    var jalviewVersion = json['appSettings'].version;\n");
148     htmlSvg.append("    var url = json['appSettings'].webStartUrl;\n");
149     htmlSvg.append(
150             "    var myForm = document.createElement(\"form\");\n\n");
151     htmlSvg.append("    var heap = document.createElement(\"input\");\n");
152     htmlSvg.append("    heap.setAttribute(\"name\", \"jvm-max-heap\") ;\n");
153     htmlSvg.append("    heap.setAttribute(\"value\", \"2G\");\n\n");
154     htmlSvg.append("    var target = document.createElement(\"input\");\n");
155     htmlSvg.append("    target.setAttribute(\"name\", \"open\");\n");
156     htmlSvg.append("    target.setAttribute(\"value\", document.URL);\n\n");
157     htmlSvg.append(
158             "    var jvVersion = document.createElement(\"input\");\n");
159     htmlSvg.append("    jvVersion.setAttribute(\"name\", \"version\") ;\n");
160     htmlSvg.append(
161             "    jvVersion.setAttribute(\"value\", jalviewVersion);\n\n");
162     htmlSvg.append("    myForm.action = url;\n");
163     htmlSvg.append("    myForm.appendChild(heap);\n");
164     htmlSvg.append("    myForm.appendChild(target);\n");
165     htmlSvg.append("    myForm.appendChild(jvVersion);\n");
166     htmlSvg.append("    document.body.appendChild(myForm);\n");
167     htmlSvg.append("    myForm.submit() ;\n");
168     htmlSvg.append("    document.body.removeChild(myForm);\n");
169     htmlSvg.append("}\n");
170
171     if (jsonData != null)
172     {
173       // JQuery FaceBox for displaying raw BioJSON data");
174       File faceBoxJsFile = new File("examples/javascript/facebox-1.3.js");
175       try
176       {
177         htmlSvg.append(HTMLOutput.readFileAsString(faceBoxJsFile));
178       } catch (IOException e)
179       {
180         e.printStackTrace();
181       }
182     }
183
184     htmlSvg.append("</script>\n");
185     htmlSvg.append("</html>");
186     return htmlSvg.toString();
187   }
188
189   @Override
190   public boolean isEmbedData()
191   {
192     return Boolean
193             .valueOf(Cache.getDefault("EXPORT_EMBBED_BIOJSON", "true"));
194   }
195
196   @Override
197   public boolean isLaunchInBrowserAfterExport()
198   {
199     return true;
200   }
201
202   @Override
203   public void run()
204   {
205     try
206     {
207       String renderStyle = Cache.getDefault("HTML_RENDERING",
208               "Prompt each time");
209       AtomicBoolean textOption = new AtomicBoolean(
210               !"Lineart".equals(renderStyle));
211
212       /*
213        * configure the action to run on OK in the dialog
214        */
215       Callable<Void> okAction = () -> {
216         doOutput(textOption.get());
217         return null;
218       };
219
220       /*
221        * Prompt for character rendering style if preference is not set
222        */
223       if (renderStyle.equalsIgnoreCase("Prompt each time") && !isHeadless())
224       {
225         LineartOptions svgOption = new LineartOptions("HTML", textOption);
226         svgOption.setResponseAction(1, () -> {
227           setProgressMessage(MessageManager.formatMessage(
228                   "status.cancelled_image_export_operation",
229                   getDescription()));
230           return null;
231         });
232         svgOption.setResponseAction(0, okAction);
233         svgOption.showDialog();
234         /* no code here - JalviewJS cannot execute it */
235       }
236       else
237       {
238         /*
239          * else (if preference set) just do the export action
240          */
241         doOutput(textOption.get());
242       }
243     } catch (OutOfMemoryError err)
244     {
245       System.out.println("########################\n" + "OUT OF MEMORY "
246               + generatedFile + "\n" + "########################");
247       new OOMWarning("Creating Image for " + generatedFile, err);
248     } catch (Exception e)
249     {
250       e.printStackTrace();
251       setProgressMessage(MessageManager
252               .formatMessage("info.error_creating_file", getDescription()));
253     }
254   }
255
256   /**
257    * Builds and writes the image to the file specified by field
258    * <code>generatedFile</code>
259    * 
260    * @param textCharacters
261    *          true for Text character rendering, false for Lineart
262    */
263   protected void doOutput(boolean textCharacters)
264   {
265     try
266     {
267       AlignmentDimension aDimension = ap.getAlignmentDimension();
268       SVGGraphics2D idPanelGraphics = new SVGGraphics2D(
269               aDimension.getWidth(), aDimension.getHeight());
270       SVGGraphics2D alignPanelGraphics = new SVGGraphics2D(
271               aDimension.getWidth(), aDimension.getHeight());
272       if (!textCharacters) // Lineart selected
273       {
274         idPanelGraphics.setRenderingHint(SVGHints.KEY_DRAW_STRING_TYPE,
275                 SVGHints.VALUE_DRAW_STRING_TYPE_VECTOR);
276         alignPanelGraphics.setRenderingHint(SVGHints.KEY_DRAW_STRING_TYPE,
277                 SVGHints.VALUE_DRAW_STRING_TYPE_VECTOR);
278       }
279       if (ap.av.getWrapAlignment())
280       {
281         printWrapped(aDimension.getWidth(), aDimension.getHeight(), 0,
282                 alignPanelGraphics);
283       }
284       else
285       {
286         printUnwrapped(aDimension.getWidth(), aDimension.getHeight(), 0,
287                 idPanelGraphics, alignPanelGraphics);
288       }
289
290       String idPanelSvgData = idPanelGraphics.getSVGDocument();
291       String alignPanelSvgData = alignPanelGraphics.getSVGDocument();
292       String jsonData = getBioJSONData();
293       String htmlData = getHtml(idPanelSvgData, alignPanelSvgData, jsonData,
294               ap.av.getWrapAlignment());
295       FileOutputStream out = new FileOutputStream(generatedFile);
296       out.write(htmlData.getBytes());
297       out.flush();
298       out.close();
299       setProgressMessage(MessageManager
300               .formatMessage("status.export_complete", getDescription()));
301       exportCompleted();
302     } catch (Exception e)
303     {
304       e.printStackTrace();
305       setProgressMessage(MessageManager
306               .formatMessage("info.error_creating_file", getDescription()));
307     }
308   }
309 }