protected void scroll(int sx, int sy) { int ox = xSrcStart + (int) (sx / magnification); // convert to offscreen coordinates int oy = ySrcStart + (int) (sy / magnification); // IJ.log("scroll: "+ox+" "+oy+" "+xMouseStart+" "+yMouseStart); int newx = xSrcStart + (xMouseStart - ox); int newy = ySrcStart + (yMouseStart - oy); if (newx < 0) newx = 0; if (newy < 0) newy = 0; if ((newx + srcRect.width) > imageWidth) newx = imageWidth - srcRect.width; if ((newy + srcRect.height) > imageHeight) newy = imageHeight - srcRect.height; srcRect.x = newx; srcRect.y = newy; // IJ.log(sx+" "+sy+" "+newx+" "+newy+" "+srcRect); imp.draw(); Thread.yield(); }
public BandAdjuster() { super("Threshold Colour"); if (instance != null) { instance.toFront(); return; } imp = WindowManager.getCurrentImage(); if (imp == null) { IJ.beep(); IJ.showStatus("No image"); return; } IJ.run("Select None"); thread = new Thread(this, "BandAdjuster"); WindowManager.addWindow(this); instance = this; IJ.register(PasteController.class); ij = IJ.getInstance(); Font font = new Font("SansSerif", Font.PLAIN, 10); GridBagLayout gridbag = new GridBagLayout(); GridBagConstraints c = new GridBagConstraints(); setLayout(gridbag); int y = 0; c.gridx = 0; c.gridy = y; c.gridwidth = 1; c.weightx = 0; c.insets = new Insets(5, 0, 0, 0); labelh = new Label("Hue", Label.CENTER); add(labelh, c); c.gridx = 1; c.gridy = y++; c.gridwidth = 1; c.weightx = 0; c.insets = new Insets(7, 0, 0, 0); labelf = new Label("Filter type", Label.RIGHT); add(labelf, c); // plot c.gridx = 0; c.gridy = y; c.gridwidth = 1; c.fill = c.BOTH; c.anchor = c.CENTER; c.insets = new Insets(0, 5, 0, 0); add(plot, c); // checkboxes panelh = new Panel(); filterTypeH = new CheckboxGroup(); bandPassH = new Checkbox("Pass"); bandPassH.setCheckboxGroup(filterTypeH); bandPassH.addItemListener(this); panelh.add(bandPassH); bandStopH = new Checkbox("Stop"); bandStopH.setCheckboxGroup(filterTypeH); bandStopH.addItemListener(this); panelh.add(bandStopH); bandPassH.setState(true); c.gridx = 1; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(5, 0, 0, 0); add(panelh, c); // minHue slider minSlider = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 90 : 100; c.fill = c.HORIZONTAL; c.insets = new Insets(5, 5, 0, 0); add(minSlider, c); minSlider.addAdjustmentListener(this); minSlider.setUnitIncrement(1); // minHue slider label c.gridx = 1; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 10 : 0; c.insets = new Insets(5, 0, 0, 0); label1 = new Label(" ", Label.LEFT); label1.setFont(font); add(label1, c); // maxHue sliderHue maxSlider = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y; c.gridwidth = 1; c.weightx = 100; c.insets = new Insets(5, 5, 0, 0); add(maxSlider, c); maxSlider.addAdjustmentListener(this); maxSlider.setUnitIncrement(1); // maxHue slider label c.gridx = 1; c.gridwidth = 1; c.gridy = y++; c.weightx = 0; c.insets = new Insets(5, 0, 0, 0); label2 = new Label(" ", Label.LEFT); label2.setFont(font); add(label2, c); // ===== c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = 0; c.insets = new Insets(10, 0, 0, 0); labels = new Label("Saturation", Label.CENTER); add(labels, c); // plot c.gridx = 0; c.gridy = y; c.gridwidth = 1; c.fill = c.BOTH; c.anchor = c.CENTER; c.insets = new Insets(0, 5, 0, 0); add(splot, c); // checkboxes panels = new Panel(); filterTypeS = new CheckboxGroup(); bandPassS = new Checkbox("Pass"); bandPassS.setCheckboxGroup(filterTypeS); bandPassS.addItemListener(this); panels.add(bandPassS); bandStopS = new Checkbox("Stop"); bandStopS.setCheckboxGroup(filterTypeS); bandStopS.addItemListener(this); panels.add(bandStopS); bandPassS.setState(true); c.gridx = 1; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(5, 0, 0, 0); add(panels, c); // minSat slider minSlider2 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 90 : 100; c.fill = c.HORIZONTAL; c.insets = new Insets(5, 5, 0, 0); add(minSlider2, c); minSlider2.addAdjustmentListener(this); minSlider2.setUnitIncrement(1); // minSat slider label c.gridx = 1; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 10 : 0; c.insets = new Insets(5, 0, 0, 0); label3 = new Label(" ", Label.LEFT); label3.setFont(font); add(label3, c); // maxSat slider maxSlider2 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = 100; c.insets = new Insets(5, 5, 0, 0); add(maxSlider2, c); maxSlider2.addAdjustmentListener(this); maxSlider2.setUnitIncrement(1); // maxSat slider label c.gridx = 1; c.gridwidth = 1; c.weightx = 0; c.insets = new Insets(5, 0, 0, 0); label4 = new Label(" ", Label.LEFT); label4.setFont(font); add(label4, c); // ===== c.gridx = 0; c.gridwidth = 1; c.gridy = y++; c.weightx = 0; c.insets = new Insets(10, 0, 0, 0); labelb = new Label("Brightness", Label.CENTER); add(labelb, c); c.gridx = 0; c.gridwidth = 1; c.gridy = y; c.fill = c.BOTH; c.anchor = c.CENTER; c.insets = new Insets(0, 5, 0, 0); add(bplot, c); // checkboxes panelb = new Panel(); filterTypeB = new CheckboxGroup(); bandPassB = new Checkbox("Pass"); bandPassB.setCheckboxGroup(filterTypeB); bandPassB.addItemListener(this); panelb.add(bandPassB); bandStopB = new Checkbox("Stop"); bandStopB.setCheckboxGroup(filterTypeB); bandStopB.addItemListener(this); panelb.add(bandStopB); bandPassB.setState(true); c.gridx = 1; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(5, 0, 0, 0); add(panelb, c); // minBri slider minSlider3 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 90 : 100; c.fill = c.HORIZONTAL; c.insets = new Insets(5, 5, 0, 0); add(minSlider3, c); minSlider3.addAdjustmentListener(this); minSlider3.setUnitIncrement(1); // minBri slider label c.gridx = 1; c.gridwidth = 1; c.weightx = IJ.isMacintosh() ? 10 : 0; c.insets = new Insets(5, 0, 0, 0); label5 = new Label(" ", Label.LEFT); label5.setFont(font); add(label5, c); // maxBri slider maxSlider3 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange); c.gridx = 0; c.gridy = y++; c.gridwidth = 1; c.weightx = 100; c.insets = new Insets(5, 5, 0, 0); add(maxSlider3, c); maxSlider3.addAdjustmentListener(this); maxSlider3.setUnitIncrement(1); // maxBri slider label c.gridx = 1; c.gridwidth = 1; c.weightx = 0; c.insets = new Insets(5, 0, 0, 0); label6 = new Label(" ", Label.LEFT); label6.setFont(font); add(label6, c); // ===== panelt = new Panel(); threshold = new Checkbox("Threshold"); threshold.addItemListener(this); panelt.add(threshold); invert = new Checkbox("Invert"); invert.addItemListener(this); panelt.add(invert); c.gridx = 0; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(0, 0, 0, 0); add(panelt, c); // buttons panel = new Panel(); // panel.setLayout(new GridLayout(2, 2, 0, 0)); originalB = new Button("Original"); originalB.setEnabled(false); originalB.addActionListener(this); originalB.addKeyListener(ij); panel.add(originalB); filteredB = new Button("Filtered"); filteredB.setEnabled(false); filteredB.addActionListener(this); filteredB.addKeyListener(ij); panel.add(filteredB); stackB = new Button("Stack"); stackB.addActionListener(this); stackB.addKeyListener(ij); panel.add(stackB); helpB = new Button("Help"); helpB.addActionListener(this); helpB.addKeyListener(ij); panel.add(helpB); c.gridx = 0; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(0, 0, 0, 0); add(panel, c); panelMode = new Panel(); sampleB = new Button("Sample"); sampleB.addActionListener(this); sampleB.addKeyListener(ij); panelMode.add(sampleB); colourMode = new CheckboxGroup(); hsb = new Checkbox("HSB"); hsb.setCheckboxGroup(colourMode); hsb.addItemListener(this); panelMode.add(hsb); hsb.setState(true); rgb = new Checkbox("RGB"); rgb.setCheckboxGroup(colourMode); rgb.addItemListener(this); panelMode.add(rgb); c.gridx = 0; c.gridy = y++; c.gridwidth = 2; c.insets = new Insets(0, 0, 0, 0); add(panelMode, c); addKeyListener(ij); // ImageJ handles keyboard shortcuts pack(); GUI.center(this); setVisible(true); ip = setup(imp); if (ip == null) { imp.unlock(); IJ.beep(); IJ.showStatus("RGB image cannot be thresholded"); return; } thread.start(); }