DefaultBuffer.java

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package com.realtime.crossfire.jxclient.gui.log;
 
import java.awt.Color;
import java.awt.Font;
import java.awt.font.FontRenderContext;
import java.awt.font.LineMetrics;
import java.awt.geom.RectangularShape;
import org.jetbrains.annotations.NotNull;
 
public class DefaultBuffer extends Buffer {
 
    private static final int MAX_LINES = 1000;
 
    @NotNull
    private final Fonts fonts;
 
    @NotNull
    private final FontRenderContext context;
 
    protected DefaultBuffer(@NotNull final Fonts fonts, @NotNull final FontRenderContext context, final int renderWidth) {
        super(MAX_LINES, renderWidth);
        this.fonts = fonts;
        this.context = context;
    }
 
    @NotNull
    @Override
    protected TextSegment newTextSegment(final @NotNull String text, final boolean bold, final boolean italic, final boolean underline, final @NotNull FontID fontID, final @NotNull Color color, final @NotNull Color selectionColor) {
        final Font font = fonts.getFont(fontID, bold);
        final RectangularShape size = font.getStringBounds(text, context);
        final LineMetrics metrics = font.getLineMetrics(text, context);
        final int ascentOffset = Math.round(metrics.getAscent());
        final int underlineOffset = Math.round(metrics.getUnderlineOffset());
        return new TextSegment(text, font, bold, italic, underline, fontID, color, size, ascentOffset, underlineOffset, selectionColor);
    }
 
    @Override
    protected int getSegmentWidth(@NotNull final TextSegment segment, final int characters) {
        return segment.getWidth(characters, context);
    }
 
}