*/
package jalview.util;
-import jalview.bin.Cache;
-import jalview.bin.Jalview;
-import jalview.gui.IProgressIndicator;
-import jalview.gui.LineartOptions;
-import jalview.io.JalviewFileChooser;
-import jalview.util.dialogrunner.RunResponse;
-
-import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
-import java.util.concurrent.atomic.AtomicBoolean;
+import java.io.IOException;
import javax.imageio.ImageIO;
-import javax.swing.JOptionPane;
import org.jfree.graphics2d.svg.SVGGraphics2D;
import org.jfree.graphics2d.svg.SVGHints;
import org.jibble.epsgraphics.EpsGraphics2D;
+import jalview.bin.Console;
+import jalview.io.JalviewFileChooser;
+import jalview.util.imagemaker.BitmapImageSizing;
+
public class ImageMaker
{
public static final String SVG_DESCRIPTION = "Scalable Vector Graphics";
public static final String PNG_DESCRIPTION = "Portable network graphics";
- public static final String HTML_EXTENSION = "html";
-
- public static final String HTML_DESCRIPTION = "Hypertext Markup Language";
-
EpsGraphics2D pg;
Graphics graphics;
TYPE type;
- private IProgressIndicator pIndicator;
-
- private long pSessionId;
-
- private boolean headless;
-
public enum TYPE
{
EPS("EPS", MessageManager.getString("label.eps_file"), EPS_EXTENSION,
}
/**
- * Constructor builds the image and writes it to file. If the supplied file
- * name is null, the user is prompted for the output file.
+ * Constructor configures the graphics context ready for writing to
*
- * @param parent
- * @param type
- * @param title
+ * @param imageType
* @param width
* @param height
* @param file
* @param fileTitle
- * @param pIndicator
- * @param pSessionId
- * @param headless
+ * @param useLineart
+ * @param bitmapscale
+ * @throws IOException
*/
- public ImageMaker(Component parent, TYPE type, String title, int width,
- int height, File file, String fileTitle,
- IProgressIndicator pIndicator, long pSessionId, boolean headless)
+ public ImageMaker(TYPE imageType, int width, int height, File file,
+ String fileTitle, boolean useLineart, BitmapImageSizing userBis)
+ throws IOException
{
- this.pIndicator = pIndicator;
- this.type = type;
- this.pSessionId = pSessionId;
- this.headless = headless;
- if (file == null && !Jalview.isHeadlessMode())
- {
- setProgressMessage(MessageManager.formatMessage(
- "status.waiting_for_user_to_select_output_file", type.name));
- JalviewFileChooser chooser = type.getFileChooser();
- chooser.setFileView(new jalview.io.JalviewFileView());
- chooser.setDialogTitle(title);
- chooser.setToolTipText(MessageManager.getString("action.save"));
- int value = chooser.showSaveDialog(parent);
-
- if (value == JalviewFileChooser.APPROVE_OPTION)
- {
- Cache.setProperty("LAST_DIRECTORY",
- chooser.getSelectedFile().getParent());
- file = chooser.getSelectedFile();
- }
- else
- {
- setProgressMessage(MessageManager.formatMessage(
- "status.cancelled_image_export_operation", type.name));
- }
- }
+ this.type = imageType;
- if (file != null)
+ out = new FileOutputStream(file);
+ switch (imageType)
{
- try
- {
- out = new FileOutputStream(file);
- setProgressMessage(null);
- setProgressMessage(MessageManager.formatMessage(
- "status.exporting_alignment_as_x_file", type.getName()));
- if (type == TYPE.SVG)
- {
- setupSVG(width, height, fileTitle);
- }
- else if (type == TYPE.EPS)
- {
- setupEPS(width, height, fileTitle);
- }
- else if (type == TYPE.PNG)
- {
- setupPNG(width, height);
- }
-
- } catch (Exception ex)
- {
- System.out.println("Error creating " + type.getName() + " file.");
-
- setProgressMessage(MessageManager
- .formatMessage("info.error_creating_file", type.getName()));
- }
+ case SVG:
+ setupSVG(width, height, useLineart);
+ break;
+ case EPS:
+ setupEPS(width, height, fileTitle, useLineart);
+ break;
+ case PNG:
+ setupPNG(width, height, userBis);
+ break;
+ default:
}
}
}
/**
- * Generates an EPS image and writes it to the (previously set) output buffer.
- * The user is first prompted for choice of Text or Lineart rendering, unless
- * a preference for this has been set.
+ * Sets up a graphics object for the PNG image to be written on
*
* @param width
* @param height
- * @param title
+ * @param scale
*/
- void setupEPS(int width, int height, String title)
+ protected void setupPNG(int width, int height, BitmapImageSizing userBis)
{
- String renderStyle = Cache.getDefault("EPS_RENDERING",
- "Prompt each time");
- AtomicBoolean textOption = new AtomicBoolean(
- !"Lineart".equals(renderStyle));
-
- /*
- * configure the action to run on OK in the dialog
- */
- RunResponse okAction = new RunResponse(JOptionPane.OK_OPTION)
- {
- @Override
- public void run()
- {
- writeEPS(width, height, title, textOption.get());
- }
- };
-
- /*
- * Prompt for character rendering style if preference is not set
- */
- if (renderStyle.equalsIgnoreCase("Prompt each time")
- && !(System.getProperty("java.awt.headless") != null && System
- .getProperty("java.awt.headless").equals("true")))
+ if (width == 0 || height == 0)
+ return;
+
+ BitmapImageSizing bis = ImageMaker.getScaleWidthHeight(width, height,
+ userBis);
+ float usescale = bis.scale;
+ int usewidth = bis.width;
+ int useheight = bis.height;
+
+ bi = new BufferedImage(usewidth, useheight, BufferedImage.TYPE_INT_RGB);
+ graphics = bi.getGraphics();
+ Graphics2D ig2 = (Graphics2D) graphics;
+ ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+ RenderingHints.VALUE_ANTIALIAS_ON);
+ if (usescale > 0.0f)
{
- LineartOptions epsOption = new LineartOptions("EPS_RENDERING",
- TYPE.EPS.getName(), textOption);
- epsOption.setResponseAction(new RunResponse(JOptionPane.NO_OPTION)
- {
- @Override
- public void run()
- {
- setProgressMessage(MessageManager.formatMessage(
- "status.cancelled_image_export_operation", "EPS"));
- }
- });
- epsOption.setResponseAction(okAction);
- epsOption.showDialog();
- /* no code here - JalviewJS cannot execute it */
+ ig2.scale(usescale, usescale);
}
- else
+ }
+
+ /**
+ * A helper method to configure the SVG output graphics, with choice of Text
+ * or Lineart character rendering
+ *
+ * @param width
+ * @param height
+ * @param useLineart
+ * true for Lineart character rendering, false for Text
+ */
+ protected void setupSVG(int width, int height, boolean useLineart)
+ {
+ SVGGraphics2D g2 = new SVGGraphics2D(width, height);
+ if (useLineart)
{
- /*
- * else (if preference set) just do the export action
- */
- writeEPS(width, height, title, textOption.get());
+ g2.setRenderingHint(SVGHints.KEY_DRAW_STRING_TYPE,
+ SVGHints.VALUE_DRAW_STRING_TYPE_VECTOR);
}
+ graphics = g2;
}
/**
- * Sets up a graphics object for the PNG image to be written on
+ * A helper method that sets up the EPS graphics output with user choice of
+ * Text or Lineart character rendering
*
* @param width
* @param height
+ * @param title
+ * @param useLineart
+ * true for Lineart character rendering, false for Text
+ * @throws IOException
*/
- void setupPNG(int width, int height)
+ protected void setupEPS(int width, int height, String title,
+ boolean useLineart) throws IOException
{
- bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
- graphics = bi.getGraphics();
- Graphics2D ig2 = (Graphics2D) graphics;
+ pg = new EpsGraphics2D(title, out, 0, 0, width, height);
+ Graphics2D ig2 = pg;
ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
- setProgressMessage(MessageManager
- .formatMessage("status.export_complete", type.getName()));
+ pg.setAccurateTextMode(useLineart);
+ graphics = pg;
}
/**
- * Sets up a graphics object for the SVG image to be written on. The user is
- * first prompted for choice of Text or Lineart rendering, unless a preference
- * for this has been set.
+ * Takes suggested float scale, int width, int height and create a bounding
+ * box returned as a BitmapImageSizing object with consistent scale, width,
+ * height fields.
*
- * @param width
- * @param height
- * @param title
+ * @param scale
+ * @param bitmapwidth
+ * @param bitmapheight
+ * @return BitmapImageSizing
*/
- void setupSVG(int width, int height, String title)
+ public static BitmapImageSizing getScaleWidthHeight(int width, int height,
+ float scale, int bitmapwidth, int bitmapheight)
{
- String renderStyle = Cache.getDefault("SVG_RENDERING",
- "Prompt each time");
- AtomicBoolean textOption = new AtomicBoolean(
- !"Lineart".equals(renderStyle));
-
- /*
- * configure the action to run on OK in the dialog
- */
- RunResponse okAction = new RunResponse(JOptionPane.OK_OPTION)
- {
- @Override
- public void run()
- {
- setupSVG(width, height, textOption.get());
- }
- };
-
- /*
- * Prompt for character rendering style if preference is not set
- */
- if (renderStyle.equalsIgnoreCase("Prompt each time")
- && !(System.getProperty("java.awt.headless") != null && System
- .getProperty("java.awt.headless").equals("true")))
+ float usescale = 0.0f;
+ int usewidth = width;
+ int useheight = height;
+
+ // use the smallest positive scale (i.e. fit in the box)
+ if (scale > 0.0f)
{
- LineartOptions svgOption = new LineartOptions("SVG_RENDERING",
- TYPE.SVG.getName(), textOption);
- svgOption.setResponseAction(new RunResponse(JOptionPane.NO_OPTION)
- {
- @Override
- public void run()
- {
- setProgressMessage(MessageManager.formatMessage(
- "status.cancelled_image_export_operation", "SVG"));
- }
- });
- svgOption.setResponseAction(okAction);
- svgOption.showDialog();
- /* no code here - JalviewJS cannot execute it */
+ usescale = scale;
+ usewidth = Math.round(scale * width);
+ useheight = Math.round(scale * height);
}
- else
+ if (bitmapwidth > 0)
{
- /*
- * else (if preference set) just do the export action
- */
- setupSVG(width, height, textOption.get());
+ float wscale = (float) bitmapwidth / width;
+ if (wscale > 0.0f && (usescale == 0.0f || wscale < usescale))
+ {
+ usescale = wscale;
+ usewidth = bitmapwidth;
+ useheight = Math.round(usescale * height);
+ }
}
- }
-
- void setProgressMessage(String message)
- {
- if (pIndicator != null && !headless)
+ if (bitmapheight > 0)
{
- pIndicator.setProgressBar(message, pSessionId);
+ float hscale = (float) bitmapheight / height;
+ if (hscale > 0.0f && (usescale == 0.0f || hscale < usescale))
+ {
+ usescale = hscale;
+ usewidth = Math.round(usescale * width);
+ useheight = bitmapheight;
+ }
}
+ return new BitmapImageSizing(usescale, usewidth, useheight);
}
/**
- * A helper method to configure the SVG output graphics, with choice of Text
- * or Lineart character rendering
+ * Takes suggested scale, width, height as a BitmapImageSizing object and
+ * create a bounding box returned as a BitmapImageSizing object with
+ * consistent scale, width, height fields.
*
- * @param width
- * @param height
- * @param textOption
- * true for Text, false for Lineart
+ * @param bis
+ * @return BitmapImageSizing
*/
- protected void setupSVG(int width, int height, boolean textOption)
+ public static BitmapImageSizing getScaleWidthHeight(int width, int height,
+ BitmapImageSizing bis)
{
- SVGGraphics2D g2 = new SVGGraphics2D(width, height);
- if (!textOption) // Lineart selected
- {
- g2.setRenderingHint(SVGHints.KEY_DRAW_STRING_TYPE,
- SVGHints.VALUE_DRAW_STRING_TYPE_VECTOR);
- }
- setProgressMessage(MessageManager
- .formatMessage("status.export_complete", type.getName()));
- graphics = g2;
+ return ImageMaker.getScaleWidthHeight(width, height, bis.scale,
+ bis.width, bis.height);
}
/**
- * A helper method that sets up the EPS graphics output with user choice of
- * Text or Lineart character rendering
+ * Takes String versions of suggested float scale, int width, int height and
+ * create a bounding box returned as a BitmapImageSizing object with
+ * consistent scale, width, height fields.
*
- * @param width
- * @param height
- * @param title
- * @param textOption
- * true for Text, false for Lineart
+ * @param scaleS
+ * @param widthS
+ * @param heightS
+ * @return BitmapImageSizing
*/
- protected void writeEPS(int width, int height, String title,
- boolean textOption)
+ public static BitmapImageSizing parseScaleWidthHeightStrings(
+ String scaleS, String widthS, String heightS)
{
- try
+ float scale = 0.0f;
+ int width = 0;
+ int height = 0;
+
+ if (scaleS != null)
{
- pg = new EpsGraphics2D(title, out, 0, 0, width, height);
- Graphics2D ig2 = pg;
- ig2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_ON);
- pg.setAccurateTextMode(!textOption); // true = Lineart
- graphics = pg;
- setProgressMessage(MessageManager
- .formatMessage("status.export_complete", type.getName()));
- } catch (Exception ex)
+ try
+ {
+ scale = Float.parseFloat(scaleS);
+ } catch (NumberFormatException e)
+ {
+ Console.warn("Did not understand scale '" + scaleS
+ + "', won't be used.");
+ }
+ }
+ if (widthS != null)
{
- System.err.println("Error writing PNG: " + ex.toString());
+ try
+ {
+ width = Integer.parseInt(widthS);
+ } catch (NumberFormatException e)
+ {
+ Console.warn("Did not understand width '" + widthS
+ + "', won't be used.");
+ }
}
- }
-
- static JalviewFileChooser getSVGChooser()
- {
- if (Jalview.isHeadlessMode())
+ if (heightS != null)
{
- return null;
+ try
+ {
+ height = Integer.parseInt(heightS);
+ } catch (NumberFormatException e)
+ {
+ Console.warn("Did not understand height '" + heightS
+ + "', won't be used.");
+ }
}
- return new JalviewFileChooser(SVG_EXTENSION, SVG_DESCRIPTION);
+
+ return new BitmapImageSizing(scale, width, height);
}
}