コード例 #1
0
 /** Sets the cursor based on the current tool and cursor location. */
 public void setCursor(int sx, int sy, int ox, int oy) {
   xMouse = ox;
   yMouse = oy;
   mouseExited = false;
   Roi roi = imp.getRoi();
   ImageWindow win = imp.getWindow();
   if (win == null) return;
   if (IJ.spaceBarDown()) {
     setCursor(handCursor);
     return;
   }
   int id = Toolbar.getToolId();
   switch (Toolbar.getToolId()) {
     case Toolbar.MAGNIFIER:
       setCursor(moveCursor);
       break;
     case Toolbar.HAND:
       setCursor(handCursor);
       break;
     default: // selection tool
       if (id == Toolbar.SPARE1 || id >= Toolbar.SPARE2) {
         if (Prefs.usePointerCursor) setCursor(defaultCursor);
         else setCursor(crosshairCursor);
       } else if (roi != null && roi.getState() != roi.CONSTRUCTING && roi.isHandle(sx, sy) >= 0)
         setCursor(handCursor);
       else if (Prefs.usePointerCursor
           || (roi != null && roi.getState() != roi.CONSTRUCTING && roi.contains(ox, oy)))
         setCursor(defaultCursor);
       else setCursor(crosshairCursor);
   }
 }
コード例 #2
0
 public void mouseMoved(MouseEvent e) {
   // if (ij==null) return;
   int sx = e.getX();
   int sy = e.getY();
   int ox = offScreenX(sx);
   int oy = offScreenY(sy);
   flags = e.getModifiers();
   setCursor(sx, sy, ox, oy);
   IJ.setInputEvent(e);
   Roi roi = imp.getRoi();
   if (roi != null
       && (roi.getType() == Roi.POLYGON
           || roi.getType() == Roi.POLYLINE
           || roi.getType() == Roi.ANGLE)
       && roi.getState() == roi.CONSTRUCTING) {
     PolygonRoi pRoi = (PolygonRoi) roi;
     pRoi.handleMouseMove(ox, oy);
   } else {
     if (ox < imageWidth && oy < imageHeight) {
       ImageWindow win = imp.getWindow();
       // Cursor must move at least 12 pixels before text
       // displayed using IJ.showStatus() is overwritten.
       if ((sx - sx2) * (sx - sx2) + (sy - sy2) * (sy - sy2) > 144) showCursorStatus = true;
       if (win != null && showCursorStatus) win.mouseMoved(ox, oy);
     } else IJ.showStatus("");
   }
 }
コード例 #3
0
 public void mouseExited(MouseEvent e) {
   // autoScroll(e);
   ImageWindow win = imp.getWindow();
   if (win != null) setCursor(defaultCursor);
   IJ.showStatus("");
   mouseExited = true;
 }
コード例 #4
0
ファイル: ImageJ.java プロジェクト: chrisp87/ImageJA
 private void loadCursors() {
   Toolkit toolkit = Toolkit.getDefaultToolkit();
   String path = Prefs.getImageJDir() + "images/crosshair-cursor.gif";
   File f = new File(path);
   if (!f.exists()) return;
   // Image image = toolkit.getImage(path);
   ImageIcon icon = new ImageIcon(path);
   Image image = icon.getImage();
   if (image == null) return;
   int width = icon.getIconWidth();
   int height = icon.getIconHeight();
   Point hotSpot = new Point(width / 2, height / 2);
   Cursor crosshairCursor = toolkit.createCustomCursor(image, hotSpot, "crosshair-cursor.gif");
   ImageCanvas.setCursor(crosshairCursor, 0);
 }