import jalview.viewmodel.ViewportListenerI;
import jalview.viewmodel.ViewportRanges;
+import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.BorderLayout;
import java.awt.Color;
import javax.swing.JComponent;
/**
- * DOCUMENT ME!
+ * The Swing component on which the alignment sequences, and annotations (if
+ * shown), are drawn. This includes scales above, left and right (if shown) in
+ * Wrapped mode, but not the scale above in Unwrapped mode.
*
- * @author $author$
- * @version $Revision$
*/
public class SeqCanvas extends JComponent implements ViewportListenerI
{
- private static String ZEROS = "0000000000";
+ private static final String ZEROS = "0000000000";
final FeatureRenderer fr;
- final SequenceRenderer sr;
-
BufferedImage img;
- Graphics2D gg;
-
- int imgWidth;
-
- int imgHeight;
-
AlignViewport av;
- boolean fastPaint = false;
-
- boolean fastpainting = false;
-
int cursorX = 0;
int cursorY = 0;
- int charHeight = 0;
+ private final SequenceRenderer seqRdr;
+
+ private boolean fastPaint = false;
- int charWidth = 0;
+ private boolean fastpainting = false;
private AnnotationPanel annotations;
/*
* measurements for drawing a wrapped alignment
*/
- int labelWidthWest; // label left width in pixels if shown
-
private int labelWidthEast; // label right width in pixels if shown
+ private int labelWidthWest; // label left width in pixels if shown
+
private int wrappedSpaceAboveAlignment; // gap between widths
private int wrappedRepeatHeightPx; // height in pixels of wrapped width
private int wrappedVisibleWidths; // number of wrapped widths displayed
+ private Graphics2D gg;
+
/**
* Creates a new SeqCanvas object.
*
- * @param av
- * DOCUMENT ME!
+ * @param ap
*/
public SeqCanvas(AlignmentPanel ap)
{
this.av = ap.av;
- updateViewport();
fr = new FeatureRenderer(ap);
- sr = new SequenceRenderer(av);
+ seqRdr = new SequenceRenderer(av);
setLayout(new BorderLayout());
PaintRefresher.Register(this, av.getSequenceSetId());
setBackground(Color.white);
public SequenceRenderer getSequenceRenderer()
{
- return sr;
+ return seqRdr;
}
public FeatureRenderer getFeatureRenderer()
return fr;
}
- private void updateViewport()
- {
- charHeight = av.getCharHeight();
- charWidth = av.getCharWidth();
- }
-
/**
* Draws the scale above a region of a wrapped alignment, consisting of a
* column number every major interval (10 columns).
*/
private void drawNorthScale(Graphics g, int startx, int endx, int ypos)
{
- updateViewport();
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
/*
* white fill the scale space (for the fastPaint case)
* Draw the scale to the left or right of a wrapped alignment
*
* @param g
+ * graphics context, positioned at the start of the scale to be drawn
* @param startx
* first column of wrapped width (0.. excluding any hidden columns)
* @param endx
* @param left
* if true, scale is left of residues, if false, scale is right
*/
- void drawVerticalScale(Graphics g, int startx, int endx, int ypos,
- boolean left)
+ void drawVerticalScale(Graphics g, final int startx, final int endx,
+ final int ypos, final boolean left)
{
- ypos += charHeight;
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
+ int yPos = ypos + charHeight;
+ int startX = startx;
+ int endX = endx;
if (av.hasHiddenColumns())
{
HiddenColumns hiddenColumns = av.getAlignment().getHiddenColumns();
- startx = hiddenColumns.adjustForHiddenColumns(startx);
- endx = hiddenColumns.adjustForHiddenColumns(endx);
+ startX = hiddenColumns.adjustForHiddenColumns(startx);
+ endX = hiddenColumns.adjustForHiddenColumns(endx);
}
FontMetrics fm = getFontMetrics(av.getFont());
* find sequence position of first non-gapped position -
* to the right if scale left, to the left if scale right
*/
- int index = left ? startx : endx;
+ int index = left ? startX : endX;
int value = -1;
- while (index >= startx && index <= endx)
+ while (index >= startX && index <= endX)
{
if (!Comparison.isGap(seq.getCharAt(index)))
{
* white fill the space for the scale
*/
g.setColor(Color.white);
- int y = (ypos + (i * charHeight)) - (charHeight / 5);
- y -= charHeight; // fillRect: origin is top left of rectangle
- int xpos = left ? 0 : labelWidthWest + charWidth
- * av.getRanges().getViewportWidth();
- g.fillRect(xpos, y, left ? labelWidthWest : labelWidthEast,
+ int y = (yPos + (i * charHeight)) - (charHeight / 5);
+ // fillRect origin is top left of rectangle
+ g.fillRect(0, y - charHeight, left ? labelWidthWest : labelWidthEast,
charHeight + 1);
- y += charHeight; // drawString: origin is bottom left of text
if (value != -1)
{
-
/*
- * draw scale value, right justified, with half a character width
- * separation from the sequence data
+ * draw scale value, right justified within its width less half a
+ * character width padding on the right
*/
+ int labelSpace = left ? labelWidthWest : labelWidthEast;
+ labelSpace -= charWidth / 2; // leave space to the right
String valueAsString = String.valueOf(value);
- int justify = fm.stringWidth(valueAsString) + charWidth;
- xpos = left ? labelWidthWest - justify + charWidth / 2
- : getWidth() - justify - charWidth / 2;
-
+ int labelLength = fm.stringWidth(valueAsString);
+ int xOffset = labelSpace - labelLength;
g.setColor(Color.black);
- g.drawString(valueAsString, xpos, y);
+ g.drawString(valueAsString, xOffset, y);
}
}
}
*/
public void fastPaint(int horizontal, int vertical)
{
- if (fastpainting || gg == null)
+ if (fastpainting || gg == null || img == null)
{
return;
}
try
{
- updateViewport();
-
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
ViewportRanges ranges = av.getRanges();
int startRes = ranges.getStartRes();
int endRes = ranges.getEndRes();
int endSeq = ranges.getEndSeq();
int transX = 0;
int transY = 0;
-
- gg.copyArea(horizontal * charWidth, vertical * charHeight, imgWidth,
- imgHeight, -horizontal * charWidth, -vertical * charHeight);
+
+ gg.copyArea(horizontal * charWidth, vertical * charHeight,
+ img.getWidth(), img.getHeight(), -horizontal * charWidth,
+ -vertical * charHeight);
if (horizontal > 0) // scrollbar pulled right, image to the left
{
{
endRes = startRes - horizontal;
}
- else if (vertical > 0) // scroll down
+
+ if (vertical > 0) // scroll down
{
startSeq = endSeq - vertical;
}
else
{
- transY = imgHeight - ((vertical + 1) * charHeight);
+ transY = img.getHeight() - ((vertical + 1) * charHeight);
}
}
else if (vertical < 0)
drawPanel(gg, startRes, endRes, startSeq, endSeq, 0);
gg.translate(-transX, -transY);
- repaint();
+ // Call repaint on alignment panel so that repaints from other alignment
+ // panel components can be aggregated. Otherwise performance of the
+ // overview window and others may be adversely affected.
+ av.getAlignPanel().repaint();
} finally
{
fastpainting = false;
@Override
public void paintComponent(Graphics g)
{
- updateViewport();
- BufferedImage lcimg = img; // take reference since other threads may null
- // img and call later.
- super.paintComponent(g);
-
- if (lcimg != null
- && (fastPaint
- || (getVisibleRect().width != g.getClipBounds().width) || (getVisibleRect().height != g
- .getClipBounds().height)))
+ super.paintComponent(g);
+
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
+ ViewportRanges ranges = av.getRanges();
+
+ int width = getWidth();
+ int height = getHeight();
+
+ width -= (width % charWidth);
+ height -= (height % charHeight);
+
+ // selectImage is the selection group outline image
+ BufferedImage selectImage = drawSelectionGroup(
+ ranges.getStartRes(), ranges.getEndRes(),
+ ranges.getStartSeq(), ranges.getEndSeq());
+
+ if ((img != null) && (fastPaint
+ || (getVisibleRect().width != g.getClipBounds().width)
+ || (getVisibleRect().height != g.getClipBounds().height)))
{
+ BufferedImage lcimg = buildLocalImage(selectImage);
g.drawImage(lcimg, 0, 0, this);
fastPaint = false;
- return;
}
+ else if ((width > 0) && (height > 0))
+ {
+ // img is a cached version of the last view we drew, if any
+ // if we have no img or the size has changed, make a new one
+ if (img == null || width != img.getWidth()
+ || height != img.getHeight())
+ {
+ img = setupImage();
+ if (img == null)
+ {
+ return;
+ }
+ gg = (Graphics2D) img.getGraphics();
+ gg.setFont(av.getFont());
+ }
+
+ if (av.antiAlias)
+ {
+ gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+ RenderingHints.VALUE_ANTIALIAS_ON);
+ }
+
+ gg.setColor(Color.white);
+ gg.fillRect(0, 0, img.getWidth(), img.getHeight());
+
+ if (av.getWrapAlignment())
+ {
+ drawWrappedPanel(gg, getWidth(), getHeight(), ranges.getStartRes());
+ }
+ else
+ {
+ drawPanel(gg, ranges.getStartRes(), ranges.getEndRes(),
+ ranges.getStartSeq(), ranges.getEndSeq(), 0);
+ }
+
+ // lcimg is a local *copy* of img which we'll draw selectImage on top of
+ BufferedImage lcimg = buildLocalImage(selectImage);
+ g.drawImage(lcimg, 0, 0, this);
- // this draws the whole of the alignment
- imgWidth = getWidth();
- imgHeight = getHeight();
+ }
- imgWidth -= (imgWidth % charWidth);
- imgHeight -= (imgHeight % charHeight);
+ if (av.cursorMode)
+ {
+ drawCursor(g, ranges.getStartRes(), ranges.getEndRes(),
+ ranges.getStartSeq(), ranges.getEndSeq());
+ }
+ }
+
+ /**
+ * Draw an alignment panel for printing
+ *
+ * @param g1
+ * Graphics object to draw with
+ * @param startRes
+ * start residue of print area
+ * @param endRes
+ * end residue of print area
+ * @param startSeq
+ * start sequence of print area
+ * @param endSeq
+ * end sequence of print area
+ */
+ public void drawPanelForPrinting(Graphics g1, int startRes, int endRes,
+ int startSeq, int endSeq)
+ {
+ drawPanel(g1, startRes, endRes, startSeq, endSeq, 0);
- if ((imgWidth < 1) || (imgHeight < 1))
+ BufferedImage selectImage = drawSelectionGroup(startRes, endRes,
+ startSeq, endSeq);
+ if (selectImage != null)
{
- return;
+ ((Graphics2D) g1).setComposite(AlphaComposite
+ .getInstance(AlphaComposite.SRC_OVER));
+ g1.drawImage(selectImage, 0, 0, this);
}
+ }
+
+ /**
+ * Draw a wrapped alignment panel for printing
+ *
+ * @param g
+ * Graphics object to draw with
+ * @param canvasWidth
+ * width of drawing area
+ * @param canvasHeight
+ * height of drawing area
+ * @param startRes
+ * start residue of print area
+ */
+ public void drawWrappedPanelForPrinting(Graphics g, int canvasWidth,
+ int canvasHeight, int startRes)
+ {
+ SequenceGroup group = av.getSelectionGroup();
+
+ drawWrappedPanel(g, canvasWidth, canvasHeight, startRes);
- if (lcimg == null || imgWidth != lcimg.getWidth()
- || imgHeight != lcimg.getHeight())
+ if (group != null)
{
+ BufferedImage selectImage = null;
try
{
- lcimg = img = new BufferedImage(imgWidth, imgHeight,
- BufferedImage.TYPE_INT_RGB);
- gg = (Graphics2D) img.getGraphics();
- gg.setFont(av.getFont());
+ selectImage = new BufferedImage(canvasWidth, canvasHeight,
+ BufferedImage.TYPE_INT_ARGB); // ARGB so alpha compositing works
} catch (OutOfMemoryError er)
{
System.gc();
- System.err.println("SeqCanvas OutOfMemory Redraw Error.\n" + er);
- new OOMWarning("Creating alignment image for display", er);
-
- return;
+ System.err.println("Print image OutOfMemory Error.\n" + er);
+ new OOMWarning("Creating wrapped alignment image for printing", er);
+ }
+ if (selectImage != null)
+ {
+ Graphics2D g2 = selectImage.createGraphics();
+ setupSelectionGroup(g2, selectImage);
+ drawWrappedSelection(g2, group, canvasWidth, canvasHeight,
+ startRes);
+
+ g2.setComposite(
+ AlphaComposite.getInstance(AlphaComposite.SRC_OVER));
+ g.drawImage(selectImage, 0, 0, this);
+ g2.dispose();
}
}
+ }
+
+ /*
+ * Make a local image by combining the cached image img
+ * with any selection
+ */
+ private BufferedImage buildLocalImage(BufferedImage selectImage)
+ {
+ // clone the cached image
+ BufferedImage lcimg = new BufferedImage(img.getWidth(), img.getHeight(),
+ img.getType());
- if (av.antiAlias)
+ // BufferedImage lcimg = new BufferedImage(img.getWidth(), img.getHeight(),
+ // img.getType());
+ Graphics2D g2d = lcimg.createGraphics();
+ g2d.drawImage(img, 0, 0, null);
+
+ // overlay selection group on lcimg
+ if (selectImage != null)
{
- gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_ON);
+ g2d.setComposite(
+ AlphaComposite.getInstance(AlphaComposite.SRC_OVER));
+ g2d.drawImage(selectImage, 0, 0, this);
}
- gg.setColor(Color.white);
- gg.fillRect(0, 0, imgWidth, imgHeight);
+ g2d.dispose();
- ViewportRanges ranges = av.getRanges();
- if (av.getWrapAlignment())
+ return lcimg;
+ }
+
+ /*
+ * Set up a buffered image of the correct height and size for the sequence canvas
+ */
+ private BufferedImage setupImage()
+ {
+ BufferedImage lcimg = null;
+
+ int charWidth = av.getCharWidth();
+ int charHeight = av.getCharHeight();
+
+ int width = getWidth();
+ int height = getHeight();
+
+ width -= (width % charWidth);
+ height -= (height % charHeight);
+
+ if ((width < 1) || (height < 1))
{
- drawWrappedPanel(gg, getWidth(), getHeight(), ranges.getStartRes());
+ return null;
}
- else
+
+ try
{
- drawPanel(gg, ranges.getStartRes(), ranges.getEndRes(),
- ranges.getStartSeq(), ranges.getEndSeq(), 0);
- }
+ lcimg = new BufferedImage(width, height,
+ BufferedImage.TYPE_INT_ARGB); // ARGB so alpha compositing works
+ } catch (OutOfMemoryError er)
+ {
+ System.gc();
+ System.err.println(
+ "Group image OutOfMemory Redraw Error.\n" + er);
+ new OOMWarning("Creating alignment image for display", er);
- g.drawImage(lcimg, 0, 0, this);
+ return null;
+ }
+ return lcimg;
}
/**
*/
public int getWrappedCanvasWidth(int canvasWidth)
{
- FontMetrics fm = getFontMetrics(av.getFont());
+ int charWidth = av.getCharWidth();
- labelWidthEast = 0;
- labelWidthWest = 0;
+ FontMetrics fm = getFontMetrics(av.getFont());
- if (av.getScaleRightWrapped())
+ int labelWidth = 0;
+
+ if (av.getScaleRightWrapped() || av.getScaleLeftWrapped())
{
- labelWidthEast = getLabelWidth(fm);
+ labelWidth = getLabelWidth(fm);
}
- if (av.getScaleLeftWrapped())
- {
- labelWidthWest = labelWidthEast > 0 ? labelWidthEast
- : getLabelWidth(fm);
- }
+ labelWidthEast = av.getScaleRightWrapped() ? labelWidth : 0;
+
+ labelWidthWest = av.getScaleLeftWrapped() ? labelWidth : 0;
return (canvasWidth - labelWidthEast - labelWidthWest) / charWidth;
}
/**
- * Returns a pixel width suitable for showing the largest sequence coordinate
- * (end position) in the alignment. Returns 2 plus the number of decimal
- * digits to be shown (3 for 1-10, 4 for 11-99 etc).
+ * Returns a pixel width sufficient to show the largest sequence coordinate
+ * (end position) in the alignment, calculated as the FontMetrics width of
+ * zeroes "0000000" limited to the number of decimal digits to be shown (3 for
+ * 1-10, 4 for 11-99 etc). One character width is added to this, to allow for
+ * half a character width space on either side.
*
* @param fm
* @return
maxWidth = Math.max(maxWidth, alignment.getSequenceAt(i).getEnd());
}
- int length = 2;
+ int length = 0;
for (int i = maxWidth; i > 0; i /= 10)
{
length++;
}
- return fm.stringWidth(ZEROS.substring(0, length));
+ return fm.stringWidth(ZEROS.substring(0, length)) + av.getCharWidth();
}
/**
public void drawWrappedPanel(Graphics g, int canvasWidth,
int canvasHeight, final int startColumn)
{
- updateViewport();
-
int wrappedWidthInResidues = calculateWrappedGeometry(canvasWidth,
canvasHeight);
* draw one width at a time (including any scales or annotation shown),
* until we have run out of either alignment or vertical space available
*/
- int yposMax = canvasHeight;
- // ensure room for at least one sequence
- yposMax -= wrappedSpaceAboveAlignment - charHeight;
int ypos = wrappedSpaceAboveAlignment;
int maxWidth = ranges.getVisibleAlignmentWidth();
int start = startColumn;
- while ((ypos <= yposMax) && (start < maxWidth))
+ int currentWidth = 0;
+ while ((currentWidth < wrappedVisibleWidths) && (start < maxWidth))
{
int endColumn = Math
.min(maxWidth, start + wrappedWidthInResidues - 1);
drawWrappedWidth(g, ypos, start, endColumn, canvasHeight);
ypos += wrappedRepeatHeightPx;
start += wrappedWidthInResidues;
+ currentWidth++;
}
drawWrappedDecorators(g, startColumn);
*/
protected int calculateWrappedGeometry(int canvasWidth, int canvasHeight)
{
- /*
- * width of labels in pixels left and right (if shown)
- */
- int labelWidth = 0;
- if (av.getScaleRightWrapped() || av.getScaleLeftWrapped())
- {
- FontMetrics fm = getFontMetrics(av.getFont());
- labelWidth = getLabelWidth(fm);
- }
- labelWidthEast = av.getScaleRightWrapped() ? labelWidth : 0;
- labelWidthWest = av.getScaleLeftWrapped() ? labelWidth : 0;
+ int charHeight = av.getCharHeight();
/*
* vertical space in pixels between wrapped widths of alignment
+ * - one character height, or two if scale above is drawn
*/
wrappedSpaceAboveAlignment = charHeight
* (av.getScaleAboveWrapped() ? 2 : 1);
*/
wrappedRepeatHeightPx = wrappedSpaceAboveAlignment;
// add sequences
- wrappedRepeatHeightPx += av.getRanges().getViewportHeight() * charHeight;
+ wrappedRepeatHeightPx += av.getRanges().getViewportHeight()
+ * charHeight;
// add annotations panel height if shown
wrappedRepeatHeightPx += getAnnotationHeight();
/*
- * number of visible widths (the last one may be part height)
+ * number of visible widths (the last one may be part height),
+ * ensuring a part height includes at least one sequence
*/
ViewportRanges ranges = av.getRanges();
- int xMax = ranges.getVisibleAlignmentWidth();
wrappedVisibleWidths = canvasHeight / wrappedRepeatHeightPx;
int remainder = canvasHeight % wrappedRepeatHeightPx;
if (remainder >= (wrappedSpaceAboveAlignment + charHeight))
}
/*
+ * compute width in residues; this also sets East and West label widths
+ */
+ int wrappedWidthInResidues = getWrappedCanvasWidth(canvasWidth);
+
+ /*
* limit visibleWidths to not exceed width of alignment
*/
- int viewportWidth = ranges.getViewportWidth();
- int maxWidths = (xMax - ranges.getStartRes()) / viewportWidth;
- if (xMax % viewportWidth > 0)
+ int xMax = ranges.getVisibleAlignmentWidth();
+ int startToEnd = xMax - ranges.getStartRes();
+ int maxWidths = startToEnd / wrappedWidthInResidues;
+ if (startToEnd % wrappedWidthInResidues > 0)
{
maxWidths++;
}
wrappedVisibleWidths = Math.min(wrappedVisibleWidths, maxWidths);
- /*
- * number of whole width residue columns we can show in each row
- */
- int wrappedWidthInResidues = (canvasWidth - labelWidthEast - labelWidthWest)
- / charWidth;
return wrappedWidthInResidues;
}
* @param endColumn
* @param canvasHeight
*/
- protected void drawWrappedWidth(Graphics g, int ypos,
- int startColumn, int endColumn, int canvasHeight)
+ protected void drawWrappedWidth(Graphics g, int ypos, int startColumn,
+ int endColumn, int canvasHeight)
{
ViewportRanges ranges = av.getRanges();
int viewportWidth = ranges.getViewportWidth();
* plus column offset from left margin (usually zero, but may be non-zero
* when fast painting is drawing just a few columns)
*/
+ int charWidth = av.getCharWidth();
int xOffset = labelWidthWest
+ ((startColumn - ranges.getStartRes()) % viewportWidth)
* charWidth;
* white fill the region to be drawn (so incremental fast paint doesn't
* scribble over an existing image)
*/
- gg.setColor(Color.white);
- gg.fillRect(0, ypos, (endx - startColumn + 1) * charWidth,
+ g.setColor(Color.white);
+ g.fillRect(0, ypos, (endx - startColumn + 1) * charWidth,
wrappedRepeatHeightPx);
drawPanel(g, startColumn, endx, 0, av.getAlignment().getHeight() - 1,
ypos);
- int cHeight = av.getAlignment().getHeight() * charHeight;
+ int cHeight = av.getAlignment().getHeight() * av.getCharHeight();
if (av.isShowAnnotation())
{
* @param g
* @param startColumn
*/
- protected void drawWrappedDecorators(Graphics g, int startColumn)
+ protected void drawWrappedDecorators(Graphics g, final int startColumn)
{
+ int charWidth = av.getCharWidth();
+
g.setFont(av.getFont());
g.setColor(Color.black);
int viewportWidth = ranges.getViewportWidth();
int maxWidth = ranges.getVisibleAlignmentWidth();
int widthsDrawn = 0;
+ int startCol = startColumn;
+
while (widthsDrawn < wrappedVisibleWidths)
{
- int endColumn = Math.min(maxWidth, startColumn + viewportWidth - 1);
+ int endColumn = Math.min(maxWidth, startCol + viewportWidth - 1);
if (av.getScaleLeftWrapped())
{
- drawVerticalScale(g, startColumn, endColumn - 1, ypos, true);
+ drawVerticalScale(g, startCol, endColumn - 1, ypos, true);
}
if (av.getScaleRightWrapped())
{
- drawVerticalScale(g, startColumn, endColumn, ypos, false);
+ int x = labelWidthWest + viewportWidth * charWidth;
+ g.translate(x, 0);
+ drawVerticalScale(g, startCol, endColumn, ypos, false);
+ g.translate(-x, 0);
}
- g.translate(labelWidthWest, 0);
-
/*
* white fill region of scale above and hidden column markers
* (to support incremental fast paint of image)
*/
+ g.translate(labelWidthWest, 0);
g.setColor(Color.white);
g.fillRect(0, ypos - wrappedSpaceAboveAlignment, viewportWidth
- * charWidth, wrappedSpaceAboveAlignment);
+ * charWidth + labelWidthWest, wrappedSpaceAboveAlignment);
g.setColor(Color.black);
+ g.translate(-labelWidthWest, 0);
+
+ g.translate(labelWidthWest, 0);
if (av.getScaleAboveWrapped())
{
- drawNorthScale(g, startColumn, endColumn, ypos);
+ drawNorthScale(g, startCol, endColumn, ypos);
}
if (av.hasHiddenColumns() && av.getShowHiddenMarkers())
{
- drawHiddenColumnMarkers(g, ypos, startColumn, endColumn);
+ drawHiddenColumnMarkers(g, ypos, startCol, endColumn);
}
g.translate(-labelWidthWest, 0);
ypos += wrappedRepeatHeightPx;
- startColumn += viewportWidth;
+ startCol += viewportWidth;
widthsDrawn++;
}
}
/**
+ * Draws markers (triangles) above hidden column positions between startColumn
+ * and endColumn.
+ *
* @param g
* @param ypos
* @param startColumn
protected void drawHiddenColumnMarkers(Graphics g, int ypos,
int startColumn, int endColumn)
{
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
g.setColor(Color.blue);
HiddenColumns hidden = av.getAlignment().getHiddenColumns();
List<Integer> positions = hidden.findHiddenRegionPositions();
{
int res = pos - startColumn;
- if (res < 0 || res > endColumn - startColumn)
+ if (res < 0 || res > endColumn - startColumn + 1)
{
continue;
}
xMiddle + charHeight / 4, xMiddle };
int yTop = ypos - (charHeight / 2);
int[] yPoints = new int[] { yTop, yTop, yTop + 8 };
- gg.fillPolygon(xPoints, yPoints, 3);
+ g.fillPolygon(xPoints, yPoints, 3);
+ }
+ }
+
+ /*
+ * Draw a selection group over a wrapped alignment
+ */
+ private void drawWrappedSelection(Graphics2D g, SequenceGroup group,
+ int canvasWidth,
+ int canvasHeight, int startRes)
+ {
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
+ // height gap above each panel
+ int hgap = charHeight;
+ if (av.getScaleAboveWrapped())
+ {
+ hgap += charHeight;
+ }
+
+ int cWidth = (canvasWidth - labelWidthEast - labelWidthWest)
+ / charWidth;
+ int cHeight = av.getAlignment().getHeight() * charHeight;
+
+ int startx = startRes;
+ int endx;
+ int ypos = hgap; // vertical offset
+ int maxwidth = av.getAlignment().getWidth();
+
+ if (av.hasHiddenColumns())
+ {
+ maxwidth = av.getAlignment().getHiddenColumns()
+ .findColumnPosition(maxwidth);
+ }
+
+ // chop the wrapped alignment extent up into panel-sized blocks and treat
+ // each block as if it were a block from an unwrapped alignment
+ while ((ypos <= canvasHeight) && (startx < maxwidth))
+ {
+ // set end value to be start + width, or maxwidth, whichever is smaller
+ endx = startx + cWidth - 1;
+
+ if (endx > maxwidth)
+ {
+ endx = maxwidth;
+ }
+
+ g.translate(labelWidthWest, 0);
+
+ drawUnwrappedSelection(g, group, startx, endx, 0,
+ av.getAlignment().getHeight() - 1,
+ ypos);
+
+ g.translate(-labelWidthWest, 0);
+
+ // update vertical offset
+ ypos += cHeight + getAnnotationHeight() + hgap;
+
+ // update horizontal offset
+ startx += cWidth;
}
}
public void drawPanel(Graphics g1, final int startRes, final int endRes,
final int startSeq, final int endSeq, final int yOffset)
{
- updateViewport();
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
if (!av.hasHiddenColumns())
{
draw(g1, startRes, endRes, startSeq, endSeq, yOffset);
private void draw(Graphics g, int startRes, int endRes, int startSeq,
int endSeq, int offset)
{
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+
g.setFont(av.getFont());
- sr.prepare(g, av.isRenderGaps());
+ seqRdr.prepare(g, av.isRenderGaps());
SequenceI nextSeq;
// empty
continue;
}
- sr.drawSequence(nextSeq, av.getAlignment().findAllGroups(nextSeq),
+ seqRdr.drawSequence(nextSeq, av.getAlignment().findAllGroups(nextSeq),
startRes, endRes, offset + ((i - startSeq) * charHeight));
if (av.isShowSequenceFeatures())
{
- fr.drawSequence(g, nextSeq, startRes, endRes, offset
- + ((i - startSeq) * charHeight), false);
+ fr.drawSequence(g, nextSeq, startRes, endRes,
+ offset + ((i - startSeq) * charHeight), false);
}
/*
if (av.hasSearchResults())
{
SearchResultsI searchResults = av.getSearchResults();
- int[] visibleResults = searchResults.getResults(nextSeq,
- startRes, endRes);
+ int[] visibleResults = searchResults.getResults(nextSeq, startRes,
+ endRes);
if (visibleResults != null)
{
for (int r = 0; r < visibleResults.length; r += 2)
{
- sr.drawHighlightedText(nextSeq, visibleResults[r],
- visibleResults[r + 1], (visibleResults[r] - startRes)
- * charWidth, offset
- + ((i - startSeq) * charHeight));
+ seqRdr.drawHighlightedText(nextSeq, visibleResults[r],
+ visibleResults[r + 1],
+ (visibleResults[r] - startRes) * charWidth,
+ offset + ((i - startSeq) * charHeight));
}
}
}
-
- if (av.cursorMode && cursorY == i && cursorX >= startRes
- && cursorX <= endRes)
- {
- sr.drawCursor(nextSeq, cursorX, (cursorX - startRes) * charWidth,
- offset + ((i - startSeq) * charHeight));
- }
}
if (av.getSelectionGroup() != null
// ///////////////////////////////////
// Now outline any areas if necessary
// ///////////////////////////////////
- SequenceGroup group = av.getSelectionGroup();
- int sx = -1;
- int sy = -1;
- int ex = -1;
+ SequenceGroup group = null;
int groupIndex = -1;
- int visWidth = (endRes - startRes + 1) * charWidth;
- if ((group == null) && (av.getAlignment().getGroups().size() > 0))
+ if (av.getAlignment().getGroups().size() > 0)
{
group = av.getAlignment().getGroups().get(0);
groupIndex = 0;
if (group != null)
{
+ g.setStroke(new BasicStroke());
+ g.setColor(group.getOutlineColour());
+
do
{
- int oldY = -1;
- int i = 0;
- boolean inGroup = false;
- int top = -1;
- int bottom = -1;
+ drawPartialGroupOutline(g, group, startRes, endRes, startSeq,
+ endSeq, offset);
- for (i = startSeq; i <= endSeq; i++)
+ groupIndex++;
+
+ g.setStroke(new BasicStroke());
+
+ if (groupIndex >= av.getAlignment().getGroups().size())
{
- sx = (group.getStartRes() - startRes) * charWidth;
- sy = offset + ((i - startSeq) * charHeight);
- ex = (((group.getEndRes() + 1) - group.getStartRes()) * charWidth) - 1;
+ break;
+ }
- if (sx + ex < 0 || sx > visWidth)
- {
- continue;
- }
+ group = av.getAlignment().getGroups().get(groupIndex);
- if ((sx <= (endRes - startRes) * charWidth)
- && group.getSequences(null).contains(
- av.getAlignment().getSequenceAt(i)))
- {
- if ((bottom == -1)
- && !group.getSequences(null).contains(
- av.getAlignment().getSequenceAt(i + 1)))
- {
- bottom = sy + charHeight;
- }
+ } while (groupIndex < av.getAlignment().getGroups().size());
- if (!inGroup)
- {
- if (((top == -1) && (i == 0))
- || !group.getSequences(null).contains(
- av.getAlignment().getSequenceAt(i - 1)))
- {
- top = sy;
- }
+ }
- oldY = sy;
- inGroup = true;
+ }
- if (group == av.getSelectionGroup())
- {
- g.setStroke(new BasicStroke(1, BasicStroke.CAP_BUTT,
- BasicStroke.JOIN_ROUND, 3f, new float[] { 5f, 3f },
- 0f));
- g.setColor(Color.RED);
- }
- else
- {
- g.setStroke(new BasicStroke());
- g.setColor(group.getOutlineColour());
- }
- }
- }
- else
- {
- if (inGroup)
- {
- if (sx >= 0 && sx < visWidth)
- {
- g.drawLine(sx, oldY, sx, sy);
- }
- if (sx + ex < visWidth)
- {
- g.drawLine(sx + ex, oldY, sx + ex, sy);
- }
+ /*
+ * Draw the selection group as a separate image and overlay
+ */
+ private BufferedImage drawSelectionGroup(int startRes, int endRes,
+ int startSeq, int endSeq)
+ {
+ // get a new image of the correct size
+ BufferedImage selectionImage = setupImage();
- if (sx < 0)
- {
- ex += sx;
- sx = 0;
- }
+ if (selectionImage == null)
+ {
+ return null;
+ }
- if (sx + ex > visWidth)
- {
- ex = visWidth;
- }
+ SequenceGroup group = av.getSelectionGroup();
+ if (group == null)
+ {
+ // nothing to draw
+ return null;
+ }
- else if (sx + ex >= (endRes - startRes + 1) * charWidth)
- {
- ex = (endRes - startRes + 1) * charWidth;
- }
+ // set up drawing colour
+ Graphics2D g = (Graphics2D) selectionImage.getGraphics();
- if (top != -1)
- {
- g.drawLine(sx, top, sx + ex, top);
- top = -1;
- }
+ setupSelectionGroup(g, selectionImage);
- if (bottom != -1)
- {
- g.drawLine(sx, bottom, sx + ex, bottom);
- bottom = -1;
- }
+ if (!av.getWrapAlignment())
+ {
+ drawUnwrappedSelection(g, group, startRes, endRes, startSeq, endSeq,
+ 0);
+ }
+ else
+ {
+ drawWrappedSelection(g, group, getWidth(), getHeight(),
+ av.getRanges().getStartRes());
+ }
- inGroup = false;
- }
- }
- }
+ g.dispose();
+ return selectionImage;
+ }
- if (inGroup)
+ /**
+ * Draw the cursor as a separate image and overlay
+ *
+ * @param startRes
+ * start residue of area to draw cursor in
+ * @param endRes
+ * end residue of area to draw cursor in
+ * @param startSeq
+ * start sequence of area to draw cursor in
+ * @param endSeq
+ * end sequence of are to draw cursor in
+ * @return a transparent image of the same size as the sequence canvas, with
+ * the cursor drawn on it, if any
+ */
+ private void drawCursor(Graphics g, int startRes, int endRes,
+ int startSeq,
+ int endSeq)
+ {
+ // convert the cursorY into a position on the visible alignment
+ int cursor_ypos = cursorY;
+
+ // don't do work unless we have to
+ if (cursor_ypos >= startSeq && cursor_ypos <= endSeq)
+ {
+ int yoffset = 0;
+ int xoffset = 0;
+ int startx = startRes;
+ int endx = endRes;
+
+ // convert the cursorX into a position on the visible alignment
+ int cursor_xpos = av.getAlignment().getHiddenColumns()
+ .findColumnPosition(cursorX);
+
+ if (av.getAlignment().getHiddenColumns().isVisible(cursorX))
+ {
+
+ if (av.getWrapAlignment())
{
- sy = offset + ((i - startSeq) * charHeight);
- if (sx >= 0 && sx < visWidth)
+ // work out the correct offsets for the cursor
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+ int canvasWidth = getWidth();
+ int canvasHeight = getHeight();
+
+ // height gap above each panel
+ int hgap = charHeight;
+ if (av.getScaleAboveWrapped())
{
- g.drawLine(sx, oldY, sx, sy);
+ hgap += charHeight;
}
- if (sx + ex < visWidth)
- {
- g.drawLine(sx + ex, oldY, sx + ex, sy);
- }
+ int cWidth = (canvasWidth - labelWidthEast - labelWidthWest)
+ / charWidth;
+ int cHeight = av.getAlignment().getHeight() * charHeight;
- if (sx < 0)
- {
- ex += sx;
- sx = 0;
- }
+ endx = startx + cWidth - 1;
+ int ypos = hgap; // vertical offset
- if (sx + ex > visWidth)
- {
- ex = visWidth;
- }
- else if (sx + ex >= (endRes - startRes + 1) * charWidth)
+ // iterate down the wrapped panels
+ while ((ypos <= canvasHeight) && (endx < cursor_xpos))
{
- ex = (endRes - startRes + 1) * charWidth;
- }
+ // update vertical offset
+ ypos += cHeight + getAnnotationHeight() + hgap;
- if (top != -1)
- {
- g.drawLine(sx, top, sx + ex, top);
- top = -1;
+ // update horizontal offset
+ startx += cWidth;
+ endx = startx + cWidth - 1;
}
+ yoffset = ypos;
+ xoffset = labelWidthWest;
+ }
- if (bottom != -1)
- {
- g.drawLine(sx, bottom - 1, sx + ex, bottom - 1);
- bottom = -1;
- }
+ // now check if cursor is within range for x values
+ if (cursor_xpos >= startx && cursor_xpos <= endx)
+ {
+ // get the character the cursor is drawn at
+ SequenceI seq = av.getAlignment().getSequenceAt(cursorY);
+ char s = seq.getCharAt(cursorX);
- inGroup = false;
+ seqRdr.drawCursor(g, s,
+ xoffset + (cursor_xpos - startx) * av.getCharWidth(),
+ yoffset + (cursor_ypos - startSeq) * av.getCharHeight());
}
+ }
+ }
+ }
- groupIndex++;
- g.setStroke(new BasicStroke());
+ /*
+ * Set up graphics for selection group
+ */
+ private void setupSelectionGroup(Graphics2D g,
+ BufferedImage selectionImage)
+ {
+ // set background to transparent
+ g.setComposite(AlphaComposite.getInstance(AlphaComposite.CLEAR, 0.0f));
+ g.fillRect(0, 0, selectionImage.getWidth(), selectionImage.getHeight());
+
+ // set up foreground to draw red dashed line
+ g.setComposite(AlphaComposite.Src);
+ g.setStroke(new BasicStroke(1, BasicStroke.CAP_BUTT,
+ BasicStroke.JOIN_ROUND, 3f, new float[]
+ { 5f, 3f }, 0f));
+ g.setColor(Color.RED);
+ }
- if (groupIndex >= av.getAlignment().getGroups().size())
+ /*
+ * Draw a selection group over an unwrapped alignment
+ * @param g graphics object to draw with
+ * @param group selection group
+ * @param startRes start residue of area to draw
+ * @param endRes end residue of area to draw
+ * @param startSeq start sequence of area to draw
+ * @param endSeq end sequence of area to draw
+ * @param offset vertical offset (used when called from wrapped alignment code)
+ */
+ private void drawUnwrappedSelection(Graphics2D g, SequenceGroup group,
+ int startRes, int endRes, int startSeq, int endSeq, int offset)
+ {
+ int charWidth = av.getCharWidth();
+
+ if (!av.hasHiddenColumns())
+ {
+ drawPartialGroupOutline(g, group, startRes, endRes, startSeq, endSeq,
+ offset);
+ }
+ else
+ {
+ // package into blocks of visible columns
+ int screenY = 0;
+ int blockStart = startRes;
+ int blockEnd = endRes;
+
+ for (int[] region : av.getAlignment().getHiddenColumns()
+ .getHiddenColumnsCopy())
+ {
+ int hideStart = region[0];
+ int hideEnd = region[1];
+
+ if (hideStart <= blockStart)
{
+ blockStart += (hideEnd - hideStart) + 1;
+ continue;
+ }
+
+ blockEnd = hideStart - 1;
+
+ g.translate(screenY * charWidth, 0);
+ drawPartialGroupOutline(g, group,
+ blockStart, blockEnd, startSeq, endSeq, offset);
+
+ g.translate(-screenY * charWidth, 0);
+ screenY += blockEnd - blockStart + 1;
+ blockStart = hideEnd + 1;
+
+ if (screenY > (endRes - startRes))
+ {
+ // already rendered last block
break;
}
+ }
- group = av.getAlignment().getGroups().get(groupIndex);
+ if (screenY <= (endRes - startRes))
+ {
+ // remaining visible region to render
+ blockEnd = blockStart + (endRes - startRes) - screenY;
+ g.translate(screenY * charWidth, 0);
+ drawPartialGroupOutline(g, group,
+ blockStart, blockEnd, startSeq, endSeq, offset);
+
+ g.translate(-screenY * charWidth, 0);
+ }
+ }
+ }
- } while (groupIndex < av.getAlignment().getGroups().size());
+ /*
+ * Draw the selection group as a separate image and overlay
+ */
+ private void drawPartialGroupOutline(Graphics2D g, SequenceGroup group,
+ int startRes, int endRes, int startSeq, int endSeq,
+ int verticalOffset)
+ {
+ int charHeight = av.getCharHeight();
+ int charWidth = av.getCharWidth();
+ int visWidth = (endRes - startRes + 1) * charWidth;
+
+ int oldY = -1;
+ int i = 0;
+ boolean inGroup = false;
+ int top = -1;
+ int bottom = -1;
+ int sy = -1;
+
+ List<SequenceI> seqs = group.getSequences(null);
+
+ // position of start residue of group relative to startRes, in pixels
+ int sx = (group.getStartRes() - startRes) * charWidth;
+
+ // width of group in pixels
+ int xwidth = (((group.getEndRes() + 1) - group.getStartRes())
+ * charWidth) - 1;
+
+ if (!(sx + xwidth < 0 || sx > visWidth))
+ {
+ for (i = startSeq; i <= endSeq; i++)
+ {
+ sy = verticalOffset + (i - startSeq) * charHeight;
+
+ if ((sx <= (endRes - startRes) * charWidth)
+ && seqs.contains(av.getAlignment().getSequenceAt(i)))
+ {
+ if ((bottom == -1)
+ && !seqs.contains(av.getAlignment().getSequenceAt(i + 1)))
+ {
+ bottom = sy + charHeight;
+ }
+
+ if (!inGroup)
+ {
+ if (((top == -1) && (i == 0)) || !seqs
+ .contains(av.getAlignment().getSequenceAt(i - 1)))
+ {
+ top = sy;
+ }
+
+ oldY = sy;
+ inGroup = true;
+ }
+ }
+ else if (inGroup)
+ {
+ drawVerticals(g, sx, xwidth, visWidth, oldY, sy);
+ drawHorizontals(g, sx, xwidth, visWidth, top, bottom);
+
+ // reset top and bottom
+ top = -1;
+ bottom = -1;
+ inGroup = false;
+ }
+ }
+ if (inGroup)
+ {
+ sy = verticalOffset + ((i - startSeq) * charHeight);
+ drawVerticals(g, sx, xwidth, visWidth, oldY, sy);
+ drawHorizontals(g, sx, xwidth, visWidth, top, bottom);
+ }
+ }
+ }
+
+ /**
+ * Draw horizontal selection group boundaries at top and bottom positions
+ *
+ * @param g
+ * graphics object to draw on
+ * @param sx
+ * start x position
+ * @param xwidth
+ * width of gap
+ * @param visWidth
+ * visWidth maximum available width
+ * @param top
+ * position to draw top of group at
+ * @param bottom
+ * position to draw bottom of group at
+ */
+ private void drawHorizontals(Graphics2D g, int sx, int xwidth,
+ int visWidth, int top, int bottom)
+ {
+ int width = xwidth;
+ int startx = sx;
+ if (startx < 0)
+ {
+ width += startx;
+ startx = 0;
+ }
+
+ // don't let width extend beyond current block, or group extent
+ // fixes JAL-2672
+ if (startx + width >= visWidth)
+ {
+ width = visWidth - startx;
+ }
+ if (top != -1)
+ {
+ g.drawLine(startx, top, startx + width, top);
}
+ if (bottom != -1)
+ {
+ g.drawLine(startx, bottom - 1, startx + width, bottom - 1);
+ }
}
/**
+ * Draw vertical lines at sx and sx+xwidth providing they lie within
+ * [0,visWidth)
+ *
+ * @param g
+ * graphics object to draw on
+ * @param sx
+ * start x position
+ * @param xwidth
+ * width of gap
+ * @param visWidth
+ * visWidth maximum available width
+ * @param oldY
+ * top y value
+ * @param sy
+ * bottom y value
+ */
+ private void drawVerticals(Graphics2D g, int sx, int xwidth, int visWidth,
+ int oldY, int sy)
+ {
+ // if start position is visible, draw vertical line to left of
+ // group
+ if (sx >= 0 && sx < visWidth)
+ {
+ g.drawLine(sx, oldY, sx, sy);
+ }
+
+ // if end position is visible, draw vertical line to right of
+ // group
+ if (sx + xwidth < visWidth)
+ {
+ g.drawLine(sx + xwidth, oldY, sx + xwidth, sy);
+ }
+ }
+
+ /**
* Highlights search results in the visible region by rendering as white text
* on a black background. Any previous highlighting is removed. Answers true
* if any highlight was left on the visible alignment (so status bar should be
return false;
}
boolean wrapped = av.getWrapAlignment();
-
try
{
fastPaint = !noFastPaint;
fastpainting = fastPaint;
- updateViewport();
-
/*
* to avoid redrawing the whole visible region, we instead
* redraw just the minimal regions to remove previous highlights
*/
protected boolean drawMappedPositions(SearchResultsI results)
{
- if (results == null)
+ if ((results == null) || (gg == null)) // JAL-2784 check gg is not null
{
return false;
}
{
String eventName = evt.getPropertyName();
+ if (eventName.equals(SequenceGroup.SEQ_GROUP_CHANGED))
+ {
+ fastPaint = true;
+ repaint();
+ return;
+ }
+ else if (eventName.equals(ViewportRanges.MOVE_VIEWPORT))
+ {
+ fastPaint = false;
+ repaint();
+ return;
+ }
+
int scrollX = 0;
- if (eventName.equals(ViewportRanges.STARTRES))
+ if (eventName.equals(ViewportRanges.STARTRES)
+ || eventName.equals(ViewportRanges.STARTRESANDSEQ))
{
// Make sure we're not trying to draw a panel
// larger than the visible window
+ if (eventName.equals(ViewportRanges.STARTRES))
+ {
+ scrollX = (int) evt.getNewValue() - (int) evt.getOldValue();
+ }
+ else
+ {
+ scrollX = ((int[]) evt.getNewValue())[0]
+ - ((int[]) evt.getOldValue())[0];
+ }
ViewportRanges vpRanges = av.getRanges();
- scrollX = (int) evt.getNewValue() - (int) evt.getOldValue();
+
int range = vpRanges.getEndRes() - vpRanges.getStartRes();
if (scrollX > range)
{
scrollX = -range;
}
}
-
// Both scrolling and resizing change viewport ranges: scrolling changes
// both start and end points, but resize only changes end values.
// Here we only want to fastpaint on a scroll, with resize using a normal
// vertical start value.
if (eventName.equals(ViewportRanges.STARTRES))
{
- // scroll - startres and endres both change
+ if (av.getWrapAlignment())
+ {
+ fastPaintWrapped(scrollX);
+ }
+ else
+ {
+ fastPaint(scrollX, 0);
+ }
+ }
+ else if (eventName.equals(ViewportRanges.STARTSEQ))
+ {
+ // scroll
+ fastPaint(0, (int) evt.getNewValue() - (int) evt.getOldValue());
+ }
+ else if (eventName.equals(ViewportRanges.STARTRESANDSEQ))
+ {
if (av.getWrapAlignment())
{
fastPaintWrapped(scrollX);
{
fastPaint(scrollX, 0);
}
- }
- else if (eventName.equals(ViewportRanges.STARTSEQ))
- {
- fastPaint(0, (int) evt.getNewValue() - (int) evt.getOldValue());
+ // bizarrely, we only need to scroll on the x value here as fastpaint
+ // copies the full height of the image anyway. Passing in the y value
+ // causes nasty repaint artefacts, which only disappear on a full
+ // repaint.
}
}
ViewportRanges ranges = av.getRanges();
int viewportWidth = ranges.getViewportWidth();
+ int charWidth = av.getCharWidth();
/**
* draw full height alignment in the second last row, last columns, if the
if (lastWidthPartHeight)
{
- int widthsAbove = visibleWidths - 2;
+ int widthsAbove = Math.max(0, visibleWidths - 2);
int ypos = wrappedRepeatHeightPx * widthsAbove
+ wrappedSpaceAboveAlignment;
int endRes = ranges.getEndRes();
}
/*
+ * draw newly visible columns in last wrapped width (none if we
+ * have reached the end of the alignment)
* y-offset for drawing last width is height of widths above,
* plus one gap row
*/
+ wrappedSpaceAboveAlignment;
int endRes = ranges.getEndRes();
endRes += widthsAbove * viewportWidth;
- endRes = Math.min(endRes, ranges.getVisibleAlignmentWidth());
int startRes = endRes - columns + 1;
/*
gg.setFont(av.getFont());
gg.setColor(Color.black);
- drawWrappedWidth(gg, ypos, startRes, endRes, canvasHeight);
+ if (startRes < ranges.getVisibleAlignmentWidth())
+ {
+ drawWrappedWidth(gg, ypos, startRes, endRes, canvasHeight);
+ }
/*
* and finally, white fill any space below the visible alignment
{
return;
}
+ int charWidth = av.getCharWidth();
int canvasHeight = getHeight();
ViewportRanges ranges = av.getRanges();
}
}
+
/**
* Redraws any positions in the search results in the visible region of a
* wrapped alignment. Any highlights are drawn depending on the search results
*/
protected boolean drawMappedPositionsWrapped(SearchResultsI results)
{
- if (results == null)
+ if ((results == null) || (gg == null)) // JAL-2784 check gg is not null
{
return false;
}
-
+ int charHeight = av.getCharHeight();
+
boolean matchFound = false;
+ calculateWrappedGeometry(getWidth(), getHeight());
int wrappedWidth = av.getWrappedWidth();
- int wrappedHeight = getRepeatHeightWrapped();
+ int wrappedHeight = wrappedRepeatHeightPx;
ViewportRanges ranges = av.getRanges();
int canvasHeight = getHeight();
}
/**
- * Answers the height in pixels of a repeating section of the wrapped
- * alignment, including space above, scale above if shown, sequences, and
- * annotation panel if shown
+ * Answers the width in pixels of the left scale labels (0 if not shown)
*
* @return
*/
- protected int getRepeatHeightWrapped()
+ int getLabelWidthWest()
{
- // gap (and maybe scale) above
- int repeatHeight = charHeight * (av.getScaleAboveWrapped() ? 2 : 1);
-
- // add sequences
- repeatHeight += av.getRanges().getViewportHeight() * charHeight;
-
- // add annotations panel height if shown
- repeatHeight += getAnnotationHeight();
-
- return repeatHeight;
+ return labelWidthWest;
}
}