org.apache.pivot.wtk.skin.terra.TerraCheckboxSkin Maven / Gradle / Ivy
Show all versions of pivot-wtk-terra Show documentation
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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 org.apache.pivot.wtk.skin.terra;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.GradientPaint;
import java.awt.Graphics2D;
import java.awt.Paint;
import java.awt.RenderingHints;
import java.awt.geom.Rectangle2D;
import org.apache.pivot.collections.Dictionary;
import org.apache.pivot.wtk.Button;
import org.apache.pivot.wtk.Checkbox;
import org.apache.pivot.wtk.Dimensions;
import org.apache.pivot.wtk.GraphicsUtilities;
import org.apache.pivot.wtk.Orientation;
import org.apache.pivot.wtk.Theme;
import org.apache.pivot.wtk.skin.CheckboxSkin;
/**
* Terra checkbox skin.
*
* TODO Button alignment style (vertical only).
*/
public class TerraCheckboxSkin extends CheckboxSkin {
private Font font;
private Color color;
private Color disabledColor;
private int spacing;
private Color buttonColor;
private Color buttonBorderColor;
private Color buttonSelectionColor;
private Color disabledButtonColor;
private Color disabledButtonBorderColor;
private Color disabledButtonSelectionColor;
private static final int CHECKBOX_SIZE = 14;
private static final int CHECKMARK_SIZE = 10;
public TerraCheckboxSkin() {
TerraTheme theme = (TerraTheme)Theme.getTheme();
font = theme.getFont();
color = theme.getColor(1);
disabledColor = theme.getColor(7);
spacing = 3;
buttonColor = theme.getColor(4);
buttonBorderColor = theme.getColor(7);
buttonSelectionColor = theme.getColor(15);
disabledButtonColor = theme.getColor(3);
disabledButtonBorderColor = theme.getColor(7);
disabledButtonSelectionColor = theme.getColor(7);
}
@Override
public int getPreferredWidth(int height) {
Checkbox checkbox = (Checkbox)getComponent();
Button.DataRenderer dataRenderer = checkbox.getDataRenderer();
int preferredWidth = CHECKBOX_SIZE;
Object buttonData = checkbox.getButtonData();
if (buttonData != null) {
dataRenderer.render(buttonData, checkbox, false);
preferredWidth += dataRenderer.getPreferredWidth(height)
+ spacing * 2;
}
return preferredWidth;
}
@Override
public int getPreferredHeight(int width) {
Checkbox checkbox = (Checkbox)getComponent();
Button.DataRenderer dataRenderer = checkbox.getDataRenderer();
int preferredHeight = CHECKBOX_SIZE;
Object buttonData = checkbox.getButtonData();
if (buttonData != null) {
if (width != -1) {
width = Math.max(width - (CHECKBOX_SIZE + spacing), 0);
}
dataRenderer.render(checkbox.getButtonData(), checkbox, false);
preferredHeight = Math.max(preferredHeight,
dataRenderer.getPreferredHeight(width));
}
return preferredHeight;
}
@Override
public Dimensions getPreferredSize() {
Checkbox checkbox = (Checkbox)getComponent();
Button.DataRenderer dataRenderer = checkbox.getDataRenderer();
dataRenderer.render(checkbox.getButtonData(), checkbox, false);
int preferredWidth = CHECKBOX_SIZE;
int preferredHeight = CHECKBOX_SIZE;
Object buttonData = checkbox.getButtonData();
if (buttonData != null) {
dataRenderer.render(buttonData, checkbox, false);
preferredWidth += dataRenderer.getPreferredWidth(-1)
+ spacing * 2;
preferredHeight = Math.max(preferredHeight,
dataRenderer.getPreferredHeight(-1));
}
return new Dimensions(preferredWidth, preferredHeight);
}
@Override
public int getBaseline(int width, int height) {
Checkbox checkbox = (Checkbox) getComponent();
int baseline = -1;
Button.DataRenderer dataRenderer = checkbox.getDataRenderer();
dataRenderer.render(checkbox.getButtonData(), checkbox, false);
int clientWidth = Math.max(width - (CHECKBOX_SIZE + spacing), 0);
baseline = dataRenderer.getBaseline(clientWidth, height);
return baseline;
}
@Override
public void paint(Graphics2D graphics) {
Checkbox checkbox = (Checkbox)getComponent();
int width = getWidth();
int height = getHeight();
// Paint the button
int offset = (height - CHECKBOX_SIZE) / 2;
graphics.translate(0, offset);
paintButton(graphics, checkbox.isEnabled(), checkbox.getState());
graphics.translate(0, -offset);
// Paint the content
Button.DataRenderer dataRenderer = checkbox.getDataRenderer();
Object buttonData = checkbox.getButtonData();
dataRenderer.render(buttonData, checkbox, false);
dataRenderer.setSize(Math.max(width - (CHECKBOX_SIZE + spacing * 2), 0), height);
Graphics2D contentGraphics = (Graphics2D)graphics.create();
contentGraphics.translate(CHECKBOX_SIZE + spacing, 0);
contentGraphics.clipRect(0, 0, dataRenderer.getWidth(), dataRenderer.getHeight());
dataRenderer.paint(contentGraphics);
contentGraphics.dispose();
// Paint the focus state
if (checkbox.isFocused()) {
if (buttonData == null) {
Color focusColor = new Color(buttonSelectionColor.getRed(),
buttonSelectionColor.getGreen(),
buttonSelectionColor.getBlue(), 0x44);
graphics.setColor(focusColor);
graphics.fillRect(0, 0, CHECKBOX_SIZE, CHECKBOX_SIZE);
} else {
BasicStroke dashStroke = new BasicStroke(1.0f, BasicStroke.CAP_ROUND,
BasicStroke.JOIN_ROUND, 1.0f, new float[] {0.0f, 2.0f}, 0.0f);
graphics.setStroke(dashStroke);
graphics.setColor(buttonBorderColor);
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
Rectangle2D focusRectangle = new Rectangle2D.Double(CHECKBOX_SIZE + 1, 0.5,
dataRenderer.getWidth() + spacing * 2 - 2,
dataRenderer.getHeight() - 1);
graphics.draw(focusRectangle);
}
}
}
private void paintButton(Graphics2D graphics, boolean enabled, Button.State state) {
Paint buttonPaint;
Color buttonBorderColor;
Color buttonSelectionColor;
if (enabled) {
buttonPaint = new GradientPaint(CHECKBOX_SIZE / 2, 0, TerraTheme.darken(buttonColor),
CHECKBOX_SIZE / 2, CHECKBOX_SIZE, buttonColor);
buttonBorderColor = this.buttonBorderColor;
buttonSelectionColor = this.buttonSelectionColor;
} else {
buttonPaint = disabledButtonColor;
buttonBorderColor = disabledButtonBorderColor;
buttonSelectionColor = disabledButtonSelectionColor;
}
// Paint the background
graphics.setPaint(buttonPaint);
graphics.fillRect(0, 0, CHECKBOX_SIZE, CHECKBOX_SIZE);
// Paint the border
graphics.setPaint(buttonBorderColor);
GraphicsUtilities.drawRect(graphics, 0, 0, CHECKBOX_SIZE, CHECKBOX_SIZE);
// Paint the checkmark
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
if (state == Button.State.SELECTED) {
graphics.setColor(buttonSelectionColor);
graphics.setStroke(new BasicStroke(2.5f));
// Draw a checkmark
int n = CHECKMARK_SIZE / 2;
int m = CHECKMARK_SIZE / 4;
int offsetX = (CHECKBOX_SIZE - (n + m)) / 2;
int offsetY = (CHECKBOX_SIZE - n) / 2;
graphics.drawLine(offsetX, (n - m) + offsetY,
m + offsetX, n + offsetY);
graphics.drawLine(m + offsetX, n + offsetY,
(m + n) + offsetX, offsetY);
} else {
if (state == Button.State.MIXED) {
graphics.setColor(buttonSelectionColor);
GraphicsUtilities.drawLine(graphics, 4, (CHECKBOX_SIZE - 3) / 2 + 1, CHECKBOX_SIZE - 8,
Orientation.HORIZONTAL, 2);
}
}
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_OFF);
}
public Font getFont() {
return font;
}
public void setFont(Font font) {
if (font == null) {
throw new IllegalArgumentException("font is null.");
}
this.font = font;
invalidateComponent();
}
public final void setFont(String font) {
if (font == null) {
throw new IllegalArgumentException("font is null.");
}
setFont(decodeFont(font));
}
public final void setFont(Dictionary font) {
if (font == null) {
throw new IllegalArgumentException("font is null.");
}
setFont(Theme.deriveFont(font));
}
public Color getColor() {
return color;
}
public void setColor(Color color) {
if (color == null) {
throw new IllegalArgumentException("color is null.");
}
this.color = color;
repaintComponent();
}
public final void setColor(String color) {
if (color == null) {
throw new IllegalArgumentException("color is null.");
}
setColor(GraphicsUtilities.decodeColor(color));
}
public Color getDisabledColor() {
return disabledColor;
}
public void setDisabledColor(Color disabledColor) {
if (disabledColor == null) {
throw new IllegalArgumentException("disabledColor is null.");
}
this.disabledColor = disabledColor;
repaintComponent();
}
public final void setDisabledColor(String disabledColor) {
if (disabledColor == null) {
throw new IllegalArgumentException("disabledColor is null.");
}
setDisabledColor(GraphicsUtilities.decodeColor(disabledColor));
}
public int getSpacing() {
return spacing;
}
public void setSpacing(int spacing) {
if (spacing < 0) {
throw new IllegalArgumentException("spacing is negative.");
}
this.spacing = spacing;
invalidateComponent();
}
public final void setSpacing(Number spacing) {
if (spacing == null) {
throw new IllegalArgumentException("spacing is null.");
}
setSpacing(spacing.intValue());
}
}