com.alee.painter.decoration.shape.WebShape Maven / Gradle / Ivy
package com.alee.painter.decoration.shape;
import com.alee.api.annotations.NotNull;
import com.alee.api.annotations.Nullable;
import com.alee.api.jdk.Supplier;
import com.alee.laf.grouping.GroupingLayout;
import com.alee.painter.decoration.WebDecoration;
import com.alee.painter.decoration.border.BorderWidth;
import com.alee.painter.decoration.shadow.ShadowType;
import com.alee.utils.MathUtils;
import com.alee.utils.ShapeUtils;
import com.alee.utils.general.Pair;
import com.thoughtworks.xstream.annotations.XStreamAlias;
import com.thoughtworks.xstream.annotations.XStreamAsAttribute;
import javax.swing.*;
import java.awt.*;
/**
* Common WebLaF component shape implementation.
* It provides rounded rectangular component shape.
* Different sides of the shape can also be clipped to visually group components.
*
* @param component type
* @param decoration type
* @param shape type
* @author nsofronov
* @author Mikle Garin
*/
@XStreamAlias ( "WebShape" )
public class WebShape, I extends WebShape> extends AbstractShape
implements IPartialShape
{
/**
* Decoration corners rounding.
*/
@Nullable
@XStreamAsAttribute
protected Round round;
/**
* Displayed decoration sides.
* todo Make use of {@link com.alee.painter.decoration.shape.Sides}
*/
@Nullable
@XStreamAsAttribute
protected String sides;
/**
* Displayed decoration side lines.
* todo Make use of {@link com.alee.painter.decoration.shape.Sides}
*/
@Nullable
@XStreamAsAttribute
protected String lines;
/**
* Returns decoration corners rounding.
*
* @param c painted component
* @param d painted decoration
* @return decoration corners rounding
*/
@NotNull
public Round getRound ( @NotNull final C c, @NotNull final D d )
{
return round != null ? round : new Round ();
}
/**
* Returns grouping layout used to place specified component if it exists, {@code null} otherwise.
*
* @param c painted component
* @param d painted decoration
* @return grouping layout used to place specified component if it exists, {@code null} otherwise
*/
@Nullable
protected GroupingLayout getGroupingLayout ( @NotNull final C c, @NotNull final D d )
{
GroupingLayout groupingLayout = null;
final Container parent = c.getParent ();
if ( parent != null )
{
final LayoutManager layout = parent.getLayout ();
if ( layout instanceof GroupingLayout )
{
groupingLayout = ( GroupingLayout ) layout;
}
}
return groupingLayout;
}
/**
* Returns descriptor for painted component sides.
*
* @param c painted component
* @param d painted decoration
* @return descriptor for painted component sides
*/
@Nullable
protected String getSides ( @NotNull final C c, @NotNull final D d )
{
final String sides;
if ( d.isSection () )
{
sides = this.sides;
}
else
{
final GroupingLayout layout = getGroupingLayout ( c, d );
sides = layout != null ? layout.getSides ( c ) : this.sides;
}
return sides;
}
@Override
public boolean isPaintTop ( @NotNull final C c, @NotNull final D d )
{
final String sides = getSides ( c, d );
return sides == null || sides.charAt ( 0 ) != '0';
}
@Override
public boolean isPaintLeft ( @NotNull final C c, @NotNull final D d )
{
final String sides = getSides ( c, d );
return sides == null || sides.charAt ( 2 ) != '0';
}
@Override
public boolean isPaintBottom ( @NotNull final C c, @NotNull final D d )
{
final String sides = getSides ( c, d );
return sides == null || sides.charAt ( 4 ) != '0';
}
@Override
public boolean isPaintRight ( @NotNull final C c, @NotNull final D d )
{
final String sides = getSides ( c, d );
return sides == null || sides.charAt ( 6 ) != '0';
}
/**
* Returns whether or not any of the sides should be painted.
*
* @param c painted component
* @param d painted decoration
* @return true if at least one of the sides should be painted, false otherwise
*/
public boolean isAnySide ( @NotNull final C c, @NotNull final D d )
{
final String sides = getSides ( c, d );
return sides == null || sides.contains ( "1" );
}
/**
* Returns descriptor for painted component lines.
*
* @param c painted component
* @param d painted decoration
* @return descriptor for painted component lines
*/
@Nullable
protected String getLines ( @NotNull final C c, @NotNull final D d )
{
final String lines;
if ( d.isSection () )
{
lines = this.lines;
}
else
{
final GroupingLayout layout = getGroupingLayout ( c, d );
lines = layout != null ? layout.getLines ( c ) : this.lines;
}
return lines;
}
@Override
public boolean isPaintTopLine ( @NotNull final C c, @NotNull final D d )
{
final String lines = getLines ( c, d );
return !isPaintTop ( c, d ) && lines != null && lines.charAt ( 0 ) == '1';
}
@Override
public boolean isPaintLeftLine ( @NotNull final C c, @NotNull final D d )
{
final String lines = getLines ( c, d );
return !isPaintLeft ( c, d ) && lines != null && lines.charAt ( 2 ) == '1';
}
@Override
public boolean isPaintBottomLine ( @NotNull final C c, @NotNull final D d )
{
final String lines = getLines ( c, d );
return !isPaintBottom ( c, d ) && lines != null && lines.charAt ( 4 ) == '1';
}
@Override
public boolean isPaintRightLine ( @NotNull final C c, @NotNull final D d )
{
final String lines = getLines ( c, d );
return !isPaintRight ( c, d ) && lines != null && lines.charAt ( 6 ) == '1';
}
/**
* Returns whether or not any of the side lines should be painted.
*
* @param c painted component
* @param d painted decoration
* @return true if at least one of the side lines should be painted, false otherwise
*/
public boolean isAnyLine ( @NotNull final C c, @NotNull final D d )
{
return isPaintTopLine ( c, d ) || isPaintLeftLine ( c, d ) || isPaintBottomLine ( c, d ) || isPaintRightLine ( c, d );
}
/**
* Returns {@link Sides}.
*
* @param c painted component
* @param d painted decoration
* @return {@link Sides}
*/
protected Sides createSides ( @NotNull final C c, @NotNull final D d )
{
final boolean ltr = c.getComponentOrientation ().isLeftToRight ();
return new Sides (
isPaintTop ( c, d ),
ltr ? isPaintLeft ( c, d ) : isPaintRight ( c, d ),
isPaintBottom ( c, d ),
ltr ? isPaintRight ( c, d ) : isPaintLeft ( c, d )
);
}
@Override
public boolean isVisible ( @NotNull final ShapeType type, @NotNull final Rectangle bounds, @NotNull final C c, @NotNull final D d )
{
boolean visible = false;
final int ow = d.getShadowWidth ( ShadowType.outer ) * 2;
if ( bounds.width - ow > 0 && bounds.height - ow > 0 )
{
switch ( type )
{
case outerShadow:
visible = isAnySide ( c, d );
break;
case border:
visible = isAnySide ( c, d ) || isAnyLine ( c, d );
break;
case background:
case innerShadow:
default:
visible = true;
break;
}
}
return visible;
}
@NotNull
@Override
public Shape getShape ( @NotNull final ShapeType type, @NotNull final Rectangle bounds, @NotNull final C c, @NotNull final D d )
{
// Shape settings
final int sw = d.getShadowWidth ( ShadowType.outer );
final Round round = getRound ( c, d );
final Sides sides = createSides ( c, d );
// Retrieving shape
return ShapeUtils.getShape ( c, "WebShape." + type, new Supplier ()
{
@NotNull
@Override
public Shape get ()
{
final Shape result;
if ( type.isBorder () )
{
result = ShapeUtils.createBorderShape ( sw, bounds, round, sides );
}
else
{
result = ShapeUtils.createFillShape ( sw, bounds, round, sides, type );
}
return result;
}
}, bounds, sw, round, sides );
}
@NotNull
@Override
public Object[] getShapeSettings ( @NotNull final Rectangle bounds, @NotNull final C c, @NotNull final D d )
{
return new Object[]{
getRound ( c, d ),
createSides ( c, d )
};
}
@NotNull
@Override
public StretchInfo getStretchInfo ( @NotNull final Rectangle bounds, @NotNull final C c, @NotNull final D d )
{
// todo This section should not take shade width into consideration
// todo That should be done within the shadow implementation code instead
// todo Right now this works fine for common implementation but could cause issues for other implementations
// Shape settings
final int sw = d.getShadowWidth ( ShadowType.outer );
final Round r = getRound ( c, d );
final Sides sides = createSides ( c, d );
final BorderWidth bw = d.getBorderWidth ();
final int isw = d.getShadowWidth ( ShadowType.inner );
// Horizontal stretch zone
final int x0 = bounds.x + ( sides.left ? sw : 0 )
+ MathUtils.max ( bw.left, isw, r.topLeft, r.bottomLeft, sw );
final int x1 = bounds.x + bounds.width - 1 - ( sides.right ? sw : 0 )
- MathUtils.max ( isw, bw.right, r.topRight, r.bottomRight, sw );
// Vertical stretch zone
final int y0 = bounds.y + ( sides.top ? sw : 0 )
+ MathUtils.max ( bw.top, isw, r.topLeft, r.topRight, sw );
final int y1 = bounds.y + bounds.height - 1 - ( sides.bottom ? sw : 0 )
- MathUtils.max ( bw.bottom, isw, r.bottomLeft, r.bottomRight, sw );
return new StretchInfo (
x0 < x1 ? new Pair ( x0, x1 ) : null,
y0 < y1 ? new Pair ( y0, y1 ) : null
);
}
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