1 package jalview.util;
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3 import java.awt.event.ActionEvent;
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4 import java.awt.RenderingHints;
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5 import javax.imageio.ImageIO;
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6 import org.jibble.epsgraphics.EpsGraphics2D;
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7 import jalview.gui.EPSOptions;
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8 import java.awt.Graphics2D;
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10 import java.awt.image.BufferedImage;
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11 import java.awt.Graphics;
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12 import jalview.io.*;
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16 public class ImageMaker
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18 public static final int EPS = 0;
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19 public static final int PNG = 1;
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24 FileOutputStream out;
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27 public ImageMaker(Component parent, int type, String title,
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28 int width, int height, File file, String EPStitle)
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34 JalviewFileChooser chooser;
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35 chooser = type == EPS ? getEPSChooser() : getPNGChooser();
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37 chooser.setFileView(new jalview.io.JalviewFileView());
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38 chooser.setDialogTitle(title);
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39 chooser.setToolTipText("Save");
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41 int value = chooser.showSaveDialog(parent);
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43 if (value == jalview.io.JalviewFileChooser.APPROVE_OPTION)
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45 jalview.bin.Cache.setProperty("LAST_DIRECTORY",
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46 chooser.getSelectedFile().getParent());
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48 file = chooser.getSelectedFile();
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54 out = new FileOutputStream(file);
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57 setupEPS(width, height, EPStitle);
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59 setupPNG(width, height);
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61 catch (Exception ex)
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63 System.out.println("Error creating " + (type == EPS ? "EPS" : "PNG") +
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68 public Graphics getGraphics()
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74 void setupPNG(int width, int height)
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76 bi = new BufferedImage(width, height,
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77 BufferedImage.TYPE_INT_RGB);
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78 graphics = bi.getGraphics();
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79 Graphics2D ig2 = (Graphics2D) graphics;
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80 ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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81 RenderingHints.VALUE_ANTIALIAS_ON);
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84 public void writeImage()
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94 ImageIO.write(bi, "png", out);
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99 catch (Exception ex)
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101 ex.printStackTrace();
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105 void setupEPS(int width, int height, String title)
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107 boolean accurateText = true;
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109 String renderStyle = jalview.bin.Cache.getDefault("EPS_RENDERING",
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110 "Prompt each time");
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112 // If we need to prompt, and if the GUI is visible then
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113 // Prompt for EPS rendering style
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114 if (renderStyle.equalsIgnoreCase("Prompt each time")
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116 (System.getProperty("java.awt.headless") != null
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117 && System.getProperty("java.awt.headless").equals("true")))
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119 EPSOptions eps = new EPSOptions();
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120 renderStyle = eps.getValue();
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122 if (renderStyle == null || eps.cancelled)
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126 if (renderStyle.equalsIgnoreCase("text"))
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128 accurateText = false;
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132 pg = new EpsGraphics2D(title, out, 0, 0, width,
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134 Graphics2D ig2 = (Graphics2D) pg;
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135 ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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136 RenderingHints.VALUE_ANTIALIAS_ON);
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138 pg.setAccurateTextMode(accurateText);
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142 catch (Exception ex) { }
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146 JalviewFileChooser getPNGChooser()
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148 return new jalview.io.JalviewFileChooser(jalview.bin.Cache.getProperty(
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149 "LAST_DIRECTORY"), new String[]
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152 {"Portable network graphics"},
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153 "Portable network graphics");
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156 JalviewFileChooser getEPSChooser()
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158 return new jalview.io.JalviewFileChooser(jalview.bin.Cache.getProperty(
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159 "LAST_DIRECTORY"), new String[]
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162 {"Encapsulated Postscript"},
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163 "Encapsulated Postscript");
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