/*
* Copyright 2000-2014 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.tests.components.colorpicker;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import javax.imageio.ImageIO;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.server.StreamResource;
import com.vaadin.server.VaadinRequest;
import com.vaadin.shared.ui.colorpicker.Color;
import com.vaadin.shared.ui.label.ContentMode;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.ui.AbstractColorPicker;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.ColorPicker;
import com.vaadin.ui.ColorPickerArea;
import com.vaadin.ui.Embedded;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.components.colorpicker.ColorChangeEvent;
import com.vaadin.ui.components.colorpicker.ColorChangeListener;
public class ColorPickerTestUI extends AbstractTestUI implements
ColorChangeListener {
@Override
public String getTestDescription() {
return "Vaadin 7 compatible ColorPicker";
}
@Override
protected Integer getTicketNumber() {
return 9201;
}
/** The foreground color. */
private Color foregroundColor = Color.BLACK; // The currently selected
/** The background color. */
private Color backgroundColor = Color.WHITE; // The currently selected
// The display box where the image is rendered
/** The display. */
private Embedded display;
private AbstractColorPicker colorpicker1;
private AbstractColorPicker colorpicker2;
private AbstractColorPicker colorpicker3;
private AbstractColorPicker colorpicker4;
private AbstractColorPicker colorpicker5;
private AbstractColorPicker colorpicker6;
private boolean rgbVisible = true;
private boolean hsvVisible = true;
private boolean swaVisible = true;
private boolean historyVisible = true;
private boolean txtfieldVisible = true;
private final CheckBox rgbBox = new CheckBox("RGB tab visible");
private final CheckBox hsvBox = new CheckBox("HSV tab visible");
private final CheckBox swaBox = new CheckBox("Swatches tab visible");
private final CheckBox hisBox = new CheckBox("History visible");
private final CheckBox txtBox = new CheckBox("CSS field visible");
/**
* This class is used to represent the preview of the color selection.
*/
public class MyImageSource implements StreamResource.StreamSource {
/** The imagebuffer. */
private java.io.ByteArrayOutputStream imagebuffer = null;
/** The bg color. */
private final java.awt.Color bgColor;
/** The fg color. */
private final java.awt.Color fgColor;
/**
* Instantiates a new my image source.
*
* @param fg
* the foreground
* @param bg
* the background
*/
public MyImageSource(java.awt.Color fg, java.awt.Color bg) {
fgColor = fg;
bgColor = bg;
}
/* Must implement this method that returns the resource as a stream. */
@Override
public InputStream getStream() {
/* Create an image and draw something on it. */
BufferedImage image = new BufferedImage(270, 270,
BufferedImage.TYPE_INT_RGB);
Graphics drawable = image.getGraphics();
drawable.setColor(bgColor);
drawable.fillRect(0, 0, 270, 270);
drawable.setColor(fgColor);
drawable.fillOval(25, 25, 220, 220);
drawable.setColor(java.awt.Color.blue);
drawable.drawRect(0, 0, 269, 269);
drawable.setColor(java.awt.Color.black);
drawable.drawString(
"r=" + String.valueOf(fgColor.getRed()) + ",g="
+ String.valueOf(fgColor.getGreen()) + ",b="
+ String.valueOf(fgColor.getBlue()), 50, 100);
drawable.drawString(
"r=" + String.valueOf(bgColor.getRed()) + ",g="
+ String.valueOf(bgColor.getGreen()) + ",b="
+ String.valueOf(bgColor.getBlue()), 5, 15);
try {
/* Write the image to a buffer. */
imagebuffer = new ByteArrayOutputStream();
ImageIO.write(image, "png", imagebuffer);
/* Return a stream from the buffer. */
return new ByteArrayInputStream(imagebuffer.toByteArray());
} catch (IOException e) {
return null;
}
}
}
private void setPopupVisibilities() {
rgbBox.setEnabled(!(rgbVisible && !hsvVisible && !swaVisible));
hsvBox.setEnabled(!(!rgbVisible && hsvVisible && !swaVisible));
swaBox.setEnabled(!(!rgbVisible && !hsvVisible && swaVisible));
colorpicker1.setRGBVisibility(rgbVisible);
colorpicker2.setRGBVisibility(rgbVisible);
colorpicker3.setRGBVisibility(rgbVisible);
colorpicker4.setRGBVisibility(rgbVisible);
colorpicker5.setRGBVisibility(rgbVisible);
colorpicker6.setRGBVisibility(rgbVisible);
colorpicker1.setHSVVisibility(hsvVisible);
colorpicker2.setHSVVisibility(hsvVisible);
colorpicker3.setHSVVisibility(hsvVisible);
colorpicker4.setHSVVisibility(hsvVisible);
colorpicker5.setHSVVisibility(hsvVisible);
colorpicker6.setHSVVisibility(hsvVisible);
colorpicker1.setSwatchesVisibility(swaVisible);
colorpicker2.setSwatchesVisibility(swaVisible);
colorpicker3.setSwatchesVisibility(swaVisible);
colorpicker4.setSwatchesVisibility(swaVisible);
colorpicker5.setSwatchesVisibility(swaVisible);
colorpicker6.setSwatchesVisibility(swaVisible);
colorpicker1.setHistoryVisibility(historyVisible);
colorpicker2.setHistoryVisibility(historyVisible);
colorpicker3.setHistoryVisibility(historyVisible);
colorpicker4.setHistoryVisibility(historyVisible);
colorpicker5.setHistoryVisibility(historyVisible);
colorpicker6.setHistoryVisibility(historyVisible);
colorpicker1.setTextfieldVisibility(txtfieldVisible);
colorpicker2.setTextfieldVisibility(txtfieldVisible);
colorpicker3.setTextfieldVisibility(txtfieldVisible);
colorpicker4.setTextfieldVisibility(txtfieldVisible);
colorpicker5.setTextfieldVisibility(txtfieldVisible);
colorpicker6.setTextfieldVisibility(txtfieldVisible);
}
@Override
protected void setup(VaadinRequest request) {
getLayout().setWidth("1000px");
getLayout().setHeight(null);
getLayout().addStyleName("colorpicker-mainwindow-content");
// Create an instance of the preview and add it to the window
display = new Embedded("Color preview");
display.setWidth("270px");
display.setHeight("270px");
// Add the foreground and background colorpickers to a layout
HorizontalLayout mainLayout = new HorizontalLayout();
mainLayout.addStyleName("colorpicker-mainlayout");
mainLayout.setWidth("100%");
mainLayout.setHeight(null);
mainLayout.setMargin(true);
mainLayout.setSpacing(true);
getLayout().addComponent(mainLayout);
VerticalLayout layoutLeft = new VerticalLayout();
layoutLeft.setWidth("450px");
layoutLeft.setHeight(null);
layoutLeft.setSpacing(true);
GridLayout optLayout = new GridLayout(3, 2);
optLayout.setWidth("100%");
optLayout.setHeight(null);
optLayout.setMargin(true);
optLayout.setSpacing(true);
rgbBox.setValue(rgbVisible);
rgbBox.addValueChangeListener(new CheckBox.ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
rgbVisible = (Boolean) event.getProperty().getValue();
setPopupVisibilities();
}
});
rgbBox.setImmediate(true);
rgbBox.setId("rgbBox");
optLayout.addComponent(rgbBox);
hsvBox.setValue(hsvVisible);
hsvBox.addValueChangeListener(new CheckBox.ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
hsvVisible = (Boolean) event.getProperty().getValue();
setPopupVisibilities();
}
});
hsvBox.setImmediate(true);
hsvBox.setId("hsvBox");
optLayout.addComponent(hsvBox);
swaBox.setValue(swaVisible);
swaBox.addValueChangeListener(new CheckBox.ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
swaVisible = (Boolean) event.getProperty().getValue();
setPopupVisibilities();
}
});
swaBox.setImmediate(true);
swaBox.setId("swaBox");
optLayout.addComponent(swaBox);
hisBox.setValue(historyVisible);
hisBox.addValueChangeListener(new CheckBox.ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
historyVisible = (Boolean) event.getProperty().getValue();
setPopupVisibilities();
}
});
hisBox.setImmediate(true);
hisBox.setId("hisBox");
optLayout.addComponent(hisBox);
txtBox.setValue(txtfieldVisible);
txtBox.addValueChangeListener(new CheckBox.ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
txtfieldVisible = (Boolean) event.getProperty().getValue();
setPopupVisibilities();
}
});
txtBox.setImmediate(true);
txtBox.setId("txtBox");
optLayout.addComponent(txtBox);
Panel optPanel = new Panel("Customize the color picker popup window",
optLayout);
layoutLeft.addComponent(optPanel);
HorizontalLayout layout1 = createHorizontalLayout();
colorpicker1 = new ColorPicker("Foreground", foregroundColor);
colorpicker1.setHtmlContentAllowed(true);
colorpicker1.addColorChangeListener(this);
colorpicker1.setId("colorpicker1");
layout1.addComponent(colorpicker1);
layout1.setComponentAlignment(colorpicker1, Alignment.MIDDLE_CENTER);
colorpicker2 = new ColorPicker("Background", backgroundColor);
colorpicker2.addColorChangeListener(this);
colorpicker2.setId("colorpicker2");
layout1.addComponent(colorpicker2);
layout1.setComponentAlignment(colorpicker2, Alignment.MIDDLE_CENTER);
Panel panel1 = new Panel(
"Button-like colorpicker with current color and CSS code",
layout1);
layoutLeft.addComponent(panel1);
HorizontalLayout layout2 = createHorizontalLayout();
colorpicker3 = new ColorPicker("Foreground", foregroundColor);
colorpicker3.addColorChangeListener(this);
colorpicker3.setWidth("120px");
colorpicker3.setCaption("Foreground");
colorpicker3.setId("colorpicker3");
layout2.addComponent(colorpicker3);
layout2.setComponentAlignment(colorpicker3, Alignment.MIDDLE_CENTER);
colorpicker4 = new ColorPicker("Background", backgroundColor);
colorpicker4.addColorChangeListener(this);
colorpicker4.setWidth("120px");
colorpicker4.setCaption("Background");
colorpicker4.setId("colorpicker4");
layout2.addComponent(colorpicker4);
layout2.setComponentAlignment(colorpicker4, Alignment.MIDDLE_CENTER);
Panel panel2 = new Panel(
"Button-like colorpicker with current color and custom caption",
layout2);
layoutLeft.addComponent(panel2);
HorizontalLayout layout3 = createHorizontalLayout();
colorpicker5 = new ColorPickerArea("Foreground", foregroundColor);
colorpicker5.setCaption("Foreground");
colorpicker5.addColorChangeListener(this);
colorpicker5.setId("colorpicker5");
layout3.addComponent(colorpicker5);
layout3.setComponentAlignment(colorpicker5, Alignment.MIDDLE_CENTER);
colorpicker6 = new ColorPickerArea("Background", backgroundColor);
colorpicker6.setCaption("Background");
colorpicker6.setDefaultCaptionEnabled(false);
colorpicker6.addColorChangeListener(this);
colorpicker6.setId("colorpicker6");
layout3.addComponent(colorpicker6);
layout3.setComponentAlignment(colorpicker6, Alignment.MIDDLE_CENTER);
Panel panel3 = new Panel("Color area colorpicker with caption", layout3);
panel3.setWidth("100%");
panel3.setHeight(null);
layoutLeft.addComponent(panel3);
Label divider1 = new Label("<hr>", ContentMode.HTML);
layoutLeft.addComponent(divider1);
Label divider2 = new Label("<hr>", ContentMode.HTML);
layoutLeft.addComponent(divider2);
HorizontalLayout layout4 = createHorizontalLayout();
addShadeButton(new Color(Integer.parseInt("000000", 16)), layout4);
addShadeButton(new Color(Integer.parseInt("333333", 16)), layout4);
addShadeButton(new Color(Integer.parseInt("666666", 16)), layout4);
addShadeButton(new Color(Integer.parseInt("999999", 16)), layout4);
addShadeButton(new Color(Integer.parseInt("cccccc", 16)), layout4);
addShadeButton(new Color(Integer.parseInt("ffffff", 16)), layout4);
Panel panel4 = new Panel(
"Button-like colorpickers with disabled caption (no effect on fg/bg colors)",
layout4);
layoutLeft.addComponent(panel4);
HorizontalLayout layout5 = createHorizontalLayout();
addShadeArea(new Color(Integer.parseInt("000000", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("111111", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("222222", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("333333", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("444444", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("555555", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("666666", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("777777", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("888888", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("999999", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("aaaaaa", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("bbbbbb", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("cccccc", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("dddddd", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("eeeeee", 16)), layout5);
addShadeArea(new Color(Integer.parseInt("ffffff", 16)), layout5);
Panel panel5 = new Panel(
"Area colorpickers with no given caption (no effect on fg/bg colors)",
layout5);
layoutLeft.addComponent(panel5);
mainLayout.addComponent(layoutLeft);
mainLayout.addComponent(display);
updateDisplay(foregroundColor, backgroundColor);
}
private HorizontalLayout createHorizontalLayout() {
HorizontalLayout layout = new HorizontalLayout();
layout.setWidth("100%");
layout.setHeight(null);
layout.setMargin(true);
return layout;
}
private int shadeButtonCounter = 1;
private void addShadeButton(Color color, HorizontalLayout layout) {
AbstractColorPicker colorPicker = new ColorPicker(color.toString(),
color);
colorPicker.setDefaultCaptionEnabled(false);
colorPicker.setWidth("41px");
colorPicker.setId("shadebutton_" + shadeButtonCounter);
layout.addComponent(colorPicker);
layout.setComponentAlignment(colorPicker, Alignment.MIDDLE_CENTER);
++shadeButtonCounter;
}
private int shadeAreaCounter = 1;
private void addShadeArea(Color color, HorizontalLayout layout) {
AbstractColorPicker colorPicker = new ColorPickerArea(color.toString(),
color);
colorPicker.setWidth("20px");
colorPicker.setHeight("20px");
colorPicker.setId("shadearea_" + shadeAreaCounter);
layout.addComponent(colorPicker);
layout.setComponentAlignment(colorPicker, Alignment.MIDDLE_CENTER);
++shadeAreaCounter;
}
// This is called whenever a colorpicker popup is closed
/**
* Update display.
*
* @param fg
* the fg
* @param bg
* the bg
*/
public void updateDisplay(Color fg, Color bg) {
java.awt.Color awtFg = new java.awt.Color(fg.getRed(), fg.getGreen(),
fg.getBlue());
java.awt.Color awtBg = new java.awt.Color(bg.getRed(), bg.getGreen(),
bg.getBlue());
StreamResource.StreamSource imagesource = new MyImageSource(awtFg,
awtBg);
Date now = new Date();
SimpleDateFormat format = new SimpleDateFormat("hhmmss");
StreamResource imageresource = new StreamResource(imagesource,
"myimage" + format.format(now) + ".png");
imageresource.setCacheTime(0);
display.setSource(imageresource);
}
@Override
public void colorChanged(ColorChangeEvent event) {
if (event.getSource() == colorpicker1
|| event.getSource() == colorpicker3
|| event.getSource() == colorpicker5) {
foregroundColor = event.getColor();
if (event.getSource() != colorpicker1) {
colorpicker1.setColor(event.getColor());
}
if (event.getSource() != colorpicker3) {
colorpicker3.setColor(event.getColor());
}
if (event.getSource() != colorpicker5) {
colorpicker5.setColor(event.getColor());
}
} else if (event.getSource() == colorpicker2
|| event.getSource() == colorpicker4
|| event.getSource() == colorpicker6) {
backgroundColor = event.getColor();
if (event.getSource() != colorpicker2) {
colorpicker2.setColor(event.getColor());
}
if (event.getSource() != colorpicker4) {
colorpicker4.setColor(event.getColor());
}
if (event.getSource() != colorpicker6) {
colorpicker6.setColor(event.getColor());
}
} else {
return;
}
updateDisplay(foregroundColor, backgroundColor);
}
}