X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FScalePanel.java;h=abd41c0d15766628a1ed5cd0bad86daaf47cabdd;hb=7e00183505bd4c58d1ce62ee121ed372c3b058f2;hp=73be8735e7f96301ecf45bf860075780fd761153;hpb=dc7f045c7a410ac471c981bf356d8b1ab62f2f15;p=jalview.git
diff --git a/src/jalview/gui/ScalePanel.java b/src/jalview/gui/ScalePanel.java
index 73be873..0f2b765 100755
--- a/src/jalview/gui/ScalePanel.java
+++ b/src/jalview/gui/ScalePanel.java
@@ -1,52 +1,571 @@
-package jalview.gui;
-
-import java.awt.*;
-import java.awt.event.*;
-
-import javax.swing.*;
-
-public class ScalePanel extends JPanel
-{
-
- protected ScaleCanvas scaleCanvas;
-
- protected int offy;
- public int width;
-
- protected AlignViewport av;
-
- public ScalePanel(AlignViewport av) {
- this.av = av;
-
- scaleCanvas = new ScaleCanvas(av);
- setLayout(new BorderLayout());
- add(scaleCanvas, BorderLayout.CENTER);
- addMouseListener(new MouseAdapter()
- {
- public void mousePressed(MouseEvent evt)
- {
- doMousePressed(evt);
- }
- });
- }
-
- public Dimension getMinimumSize() {
- return scaleCanvas.getMinimumSize();
- }
-
- public Dimension getPreferredSize() {
- return scaleCanvas.getPreferredSize();
- }
-
- public void doMousePressed(MouseEvent evt) {
- int x = evt.getX();
- int res = x/av.getCharWidth() + av.getStartRes();
-
- if (! av.getColumnSelection().contains(res))
- av.getColumnSelection().addElement(res);
- else
- av.getColumnSelection().removeElement(res);
-
- repaint();
- }
-}
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see .
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.gui;
+
+import jalview.datamodel.ColumnSelection;
+import jalview.datamodel.HiddenColumns;
+import jalview.datamodel.SequenceGroup;
+import jalview.renderer.ScaleRenderer;
+import jalview.renderer.ScaleRenderer.ScaleMark;
+import jalview.util.MessageManager;
+import jalview.util.Platform;
+import jalview.viewmodel.ViewportListenerI;
+import jalview.viewmodel.ViewportRanges;
+
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.RenderingHints;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
+import java.beans.PropertyChangeEvent;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.swing.JMenuItem;
+import javax.swing.JPanel;
+import javax.swing.JPopupMenu;
+import javax.swing.SwingUtilities;
+import javax.swing.ToolTipManager;
+
+/**
+ * The panel containing the sequence ruler (when not in wrapped mode), and
+ * supports a range of mouse operations to select, hide or reveal columns.
+ */
+public class ScalePanel extends JPanel
+ implements MouseMotionListener, MouseListener, ViewportListenerI
+{
+ protected int offy = 4;
+
+ public int width;
+
+ protected AlignViewport av;
+
+ AlignmentPanel ap;
+
+ boolean stretchingGroup = false;
+
+ /*
+ * min, max hold the extent of a mouse drag action
+ */
+ int min;
+
+ int max;
+
+ boolean mouseDragging = false;
+
+ /*
+ * holds a hidden column range when the mouse is over an adjacent column
+ */
+ int[] reveal;
+
+ /**
+ * Constructor
+ *
+ * @param av
+ * @param ap
+ */
+ public ScalePanel(AlignViewport av, AlignmentPanel ap)
+ {
+ this.av = av;
+ this.ap = ap;
+
+ addMouseListener(this);
+ addMouseMotionListener(this);
+
+ av.getRanges().addPropertyChangeListener(this);
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @param evt
+ * DOCUMENT ME!
+ */
+ @Override
+ public void mousePressed(MouseEvent evt)
+ {
+ int x = (evt.getX() / av.getCharWidth()) + av.getRanges().getStartRes();
+ final int res;
+
+ if (av.hasHiddenColumns())
+ {
+ x = av.getAlignment().getHiddenColumns().visibleToAbsoluteColumn(x);
+ }
+
+ if (x >= av.getAlignment().getWidth())
+ {
+ res = av.getAlignment().getWidth() - 1;
+ }
+ else
+ {
+ res = x;
+ }
+
+ min = res;
+ max = res;
+
+ if (evt.isPopupTrigger()) // Mac: mousePressed
+ {
+ rightMouseButtonPressed(evt, res);
+ }
+ else if (SwingUtilities.isRightMouseButton(evt) && !Platform.isAMac())
+ {
+ /*
+ * defer right-mouse click handling to mouse up on Windows
+ * (where isPopupTrigger() will answer true)
+ * but accept Cmd-click on Mac which passes isRightMouseButton
+ */
+ return;
+ }
+ else
+ {
+ leftMouseButtonPressed(evt, res);
+ }
+ }
+
+ /**
+ * Handles right mouse button press. If pressed in a selected column, opens
+ * context menu for 'Hide Columns'. If pressed on a hidden columns marker,
+ * opens context menu for 'Reveal / Reveal All'. Else does nothing.
+ *
+ * @param evt
+ * @param res
+ */
+ protected void rightMouseButtonPressed(MouseEvent evt, final int res)
+ {
+ JPopupMenu pop = new JPopupMenu();
+
+ /*
+ * grab the hidden range in case mouseMoved nulls it
+ */
+ final int[] hiddenRange = reveal;
+ if (hiddenRange != null)
+ {
+ JMenuItem item = new JMenuItem(
+ MessageManager.getString("label.reveal"));
+ item.addActionListener(new ActionListener()
+ {
+ @Override
+ public void actionPerformed(ActionEvent e)
+ {
+ av.showColumn(hiddenRange[0]);
+ reveal = null;
+ ap.updateLayout();
+ ap.paintAlignment(true, true);
+ av.sendSelection();
+ }
+ });
+ pop.add(item);
+
+ if (av.getAlignment().getHiddenColumns().hasMultiHiddenColumnRegions())
+ {
+ item = new JMenuItem(MessageManager.getString("action.reveal_all"));
+ item.addActionListener(new ActionListener()
+ {
+ @Override
+ public void actionPerformed(ActionEvent e)
+ {
+ av.showAllHiddenColumns();
+ reveal = null;
+ ap.updateLayout();
+ ap.paintAlignment(true, true);
+ av.sendSelection();
+ }
+ });
+ pop.add(item);
+ }
+ pop.show(this, evt.getX(), evt.getY());
+ }
+ else if (av.getColumnSelection().contains(res))
+ {
+ JMenuItem item = new JMenuItem(
+ MessageManager.getString("label.hide_columns"));
+ item.addActionListener(new ActionListener()
+ {
+ @Override
+ public void actionPerformed(ActionEvent e)
+ {
+ av.hideColumns(res, res);
+ if (av.getSelectionGroup() != null && av.getSelectionGroup()
+ .getSize() == av.getAlignment().getHeight())
+ {
+ av.setSelectionGroup(null);
+ }
+
+ ap.updateLayout();
+ ap.paintAlignment(true, true);
+ av.sendSelection();
+ }
+ });
+ pop.add(item);
+ pop.show(this, evt.getX(), evt.getY());
+ }
+ }
+
+ /**
+ * Handles left mouse button press
+ *
+ * @param evt
+ * @param res
+ */
+ protected void leftMouseButtonPressed(MouseEvent evt, final int res)
+ {
+ /*
+ * Ctrl-click/Cmd-click adds to the selection
+ * Shift-click extends the selection
+ */
+ // TODO Problem: right-click on Windows not reported until mouseReleased?!?
+ if (!Platform.isControlDown(evt) && !evt.isShiftDown())
+ {
+ av.getColumnSelection().clear();
+ }
+
+ av.getColumnSelection().addElement(res);
+ SequenceGroup sg = new SequenceGroup(av.getAlignment().getSequences());
+ sg.setStartRes(res);
+ sg.setEndRes(res);
+
+ if (evt.isShiftDown())
+ {
+ int min = Math.min(av.getColumnSelection().getMin(), res);
+ int max = Math.max(av.getColumnSelection().getMax(), res);
+ for (int i = min; i < max; i++)
+ {
+ av.getColumnSelection().addElement(i);
+ }
+ sg.setStartRes(min);
+ sg.setEndRes(max);
+ }
+ av.setSelectionGroup(sg);
+ ap.paintAlignment(false, false);
+ av.sendSelection();
+ }
+
+ /**
+ * Action on mouseUp is to set the limit of the current selection group (if
+ * there is one) and broadcast the selection
+ *
+ * @param evt
+ */
+ @Override
+ public void mouseReleased(MouseEvent evt)
+ {
+ mouseDragging = false;
+ ap.getSeqPanel().stopScrolling();
+
+ int xCords = Math.max(0, evt.getX()); // prevent negative X coordinates
+ int res = (xCords / av.getCharWidth())
+ + av.getRanges().getStartRes();
+ if (av.hasHiddenColumns())
+ {
+ res = av.getAlignment().getHiddenColumns()
+ .visibleToAbsoluteColumn(res);
+ }
+ res = Math.min(res, av.getAlignment().getWidth() - 1);
+
+ if (!stretchingGroup)
+ {
+ if (evt.isPopupTrigger()) // Windows: mouseReleased
+ {
+ rightMouseButtonPressed(evt, res);
+ }
+ else
+ {
+ ap.paintAlignment(false, false);
+ }
+ return;
+ }
+
+ SequenceGroup sg = av.getSelectionGroup();
+
+ if (sg != null)
+ {
+ if (res > sg.getStartRes())
+ {
+ sg.setEndRes(res);
+ }
+ else if (res < sg.getStartRes())
+ {
+ sg.setStartRes(res);
+ }
+ }
+ stretchingGroup = false;
+ ap.paintAlignment(false, false);
+ av.isSelectionGroupChanged(true);
+ av.isColSelChanged(true);
+ av.sendSelection();
+ }
+
+ /**
+ * Action on dragging the mouse in the scale panel is to expand or shrink the
+ * selection group range (including any hidden columns that it spans). Note
+ * that the selection is only broadcast at the start of the drag (on
+ * mousePressed) and at the end (on mouseReleased), to avoid overload
+ * redrawing of other views.
+ *
+ * @param evt
+ */
+ @Override
+ public void mouseDragged(MouseEvent evt)
+ {
+ mouseDragging = true;
+ ColumnSelection cs = av.getColumnSelection();
+ HiddenColumns hidden = av.getAlignment().getHiddenColumns();
+
+ int res = (evt.getX() / av.getCharWidth())
+ + av.getRanges().getStartRes();
+ res = Math.max(0, res);
+ res = hidden.visibleToAbsoluteColumn(res);
+ res = Math.min(res, av.getAlignment().getWidth() - 1);
+ min = Math.min(res, min);
+ max = Math.max(res, max);
+
+ SequenceGroup sg = av.getSelectionGroup();
+ if (sg != null)
+ {
+ stretchingGroup = true;
+ cs.stretchGroup(res, sg, min, max);
+ ap.paintAlignment(false, false);
+ }
+ }
+
+ @Override
+ public void mouseEntered(MouseEvent evt)
+ {
+ if (mouseDragging)
+ {
+ ap.getSeqPanel().stopScrolling();
+ }
+ }
+
+ /**
+ * Action on leaving the panel bounds with mouse drag in progress is to start
+ * scrolling the alignment in the direction of the mouse. To restrict
+ * scrolling to left-right (not up-down), the y-value of the mouse position is
+ * replaced with zero.
+ */
+ @Override
+ public void mouseExited(MouseEvent evt)
+ {
+ if (mouseDragging)
+ {
+ ap.getSeqPanel().startScrolling(new Point(evt.getX(), 0));
+ }
+ }
+
+ @Override
+ public void mouseClicked(MouseEvent evt)
+ {
+ }
+
+ /**
+ * Creates a tooltip when the mouse is over a hidden columns marker
+ */
+ @Override
+ public void mouseMoved(MouseEvent evt)
+ {
+ this.setToolTipText(null);
+ reveal = null;
+ if (!av.hasHiddenColumns())
+ {
+ return;
+ }
+
+ int res = (evt.getX() / av.getCharWidth())
+ + av.getRanges().getStartRes();
+
+ reveal = av.getAlignment().getHiddenColumns()
+ .getRegionWithEdgeAtRes(res);
+
+ res = av.getAlignment().getHiddenColumns().visibleToAbsoluteColumn(res);
+
+ ToolTipManager.sharedInstance().registerComponent(this);
+ this.setToolTipText(
+ MessageManager.getString("label.reveal_hidden_columns"));
+ repaint();
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @param g
+ * DOCUMENT ME!
+ */
+ @Override
+ public void paintComponent(Graphics g)
+ {
+ super.paintComponent(g);
+
+ /*
+ * shouldn't get called in wrapped mode as the scale above is
+ * drawn instead by SeqCanvas.drawNorthScale
+ */
+ if (!av.getWrapAlignment())
+ {
+ drawScale(g, av.getRanges().getStartRes(), av.getRanges().getEndRes(),
+ getWidth(), getHeight());
+ }
+ }
+
+ // scalewidth will normally be screenwidth,
+ public void drawScale(Graphics g, int startx, int endx, int width,
+ int height)
+ {
+ Graphics2D gg = (Graphics2D) g;
+ gg.setFont(av.getFont());
+
+ if (av.antiAlias)
+ {
+ gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+ RenderingHints.VALUE_ANTIALIAS_ON);
+ }
+
+ // Fill in the background
+ gg.setColor(Color.white);
+ gg.fillRect(0, 0, width, height);
+ gg.setColor(Color.black);
+
+ // Fill the selected columns
+ ColumnSelection cs = av.getColumnSelection();
+ HiddenColumns hidden = av.getAlignment().getHiddenColumns();
+ int avCharWidth = av.getCharWidth();
+ int avCharHeight = av.getCharHeight();
+
+ if (cs != null)
+ {
+ gg.setColor(new Color(220, 0, 0));
+
+ for (int sel : cs.getSelected())
+ {
+ // TODO: JAL-2001 - provide a fast method to list visible selected in a
+ // given range
+
+ if (av.hasHiddenColumns())
+ {
+ if (hidden.isVisible(sel))
+ {
+ sel = hidden.absoluteToVisibleColumn(sel);
+ }
+ else
+ {
+ continue;
+ }
+ }
+
+ if ((sel >= startx) && (sel <= endx))
+ {
+ gg.fillRect((sel - startx) * avCharWidth, 0, avCharWidth,
+ getHeight());
+ }
+ }
+ }
+
+ int widthx = 1 + endx - startx;
+
+ FontMetrics fm = gg.getFontMetrics(av.getFont());
+ int y = avCharHeight;
+ int yOf = fm.getDescent();
+ y -= yOf;
+ if (av.hasHiddenColumns())
+ {
+ // draw any hidden column markers
+ gg.setColor(Color.blue);
+ int res;
+
+ if (av.getShowHiddenMarkers())
+ {
+ Iterator it = hidden.getStartRegionIterator(startx,
+ startx + widthx + 1);
+ while (it.hasNext())
+ {
+ res = it.next() - startx;
+
+ gg.fillPolygon(
+ new int[]
+ { -1 + res * avCharWidth - avCharHeight / 4,
+ -1 + res * avCharWidth + avCharHeight / 4,
+ -1 + res * avCharWidth }, new int[]
+ { y, y, y + 2 * yOf }, 3);
+ }
+ }
+ }
+ // Draw the scale numbers
+ gg.setColor(Color.black);
+
+ int maxX = 0;
+ List marks = new ScaleRenderer().calculateMarks(av, startx,
+ endx);
+
+ for (ScaleMark mark : marks)
+ {
+ boolean major = mark.major;
+ int mpos = mark.column; // (i - startx - 1)
+ String mstring = mark.text;
+ if (mstring != null)
+ {
+ if (mpos * avCharWidth > maxX)
+ {
+ gg.drawString(mstring, mpos * avCharWidth, y);
+ maxX = (mpos + 2) * avCharWidth + fm.stringWidth(mstring);
+ }
+ }
+ if (major)
+ {
+ gg.drawLine((mpos * avCharWidth) + (avCharWidth / 2), y + 2,
+ (mpos * avCharWidth) + (avCharWidth / 2), y + (yOf * 2));
+ }
+ else
+ {
+ gg.drawLine((mpos * avCharWidth) + (avCharWidth / 2), y + yOf,
+ (mpos * avCharWidth) + (avCharWidth / 2), y + (yOf * 2));
+ }
+ }
+ }
+
+ @Override
+ public void propertyChange(PropertyChangeEvent evt)
+ {
+ // Respond to viewport change events (e.g. alignment panel was scrolled)
+ // 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
+ // paint, so scroll events are identified as changes to the horizontal or
+ // vertical start value.
+ if (evt.getPropertyName().equals(ViewportRanges.STARTRES)
+ || evt.getPropertyName().equals(ViewportRanges.STARTRESANDSEQ)
+ || evt.getPropertyName().equals(ViewportRanges.MOVE_VIEWPORT))
+ {
+ // scroll event, repaint panel
+
+ // 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();
+ }
+ }
+
+}