stretchtemplate.java

来自「Sony Ericsson手机上的Facebook客户端全套代码」· Java 代码 · 共 129 行

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) 
// Source File Name:   StretchTemplate.java

package se.southend.drops.gui;

import java.util.Vector;

public class StretchTemplate
{

    public StretchTemplate()
    {
        sourceWidth = 0;
        sourceHeight = 0;
        minTextureWidth = 0;
        minTextureHeight = 0;
        isScalableX = false;
        isScalableY = false;
        rowHeight = new Vector();
        rowScale = new Vector();
        colWidth = new Vector();
        colScale = new Vector();
    }

    public void addRow(int height, int scale)
    {
        rowHeight.addElement(new Integer(height));
        rowScale.addElement(new Integer(scale));
        sourceHeight += height;
        if(scale == 0)
            minTextureHeight += height;
        else
            isScalableY = true;
    }

    public void addColumn(int width, int scale)
    {
        colWidth.addElement(new Integer(width));
        colScale.addElement(new Integer(scale));
        sourceWidth += width;
        if(scale == 0)
            minTextureWidth += width;
        else
            isScalableX = true;
    }

    private Vector getDestWidths(Vector partWidth, Vector partScale, int srcWidth, int fixedWidth, int wantedWidth)
    {
        Vector widths = new Vector();
        int sum = 0;
        int availStretch = srcWidth - fixedWidth;
        int totalStretch = wantedWidth - fixedWidth;
        for(int i = 0; i < partWidth.size(); i++)
        {
            int currentPartWidth = ((Integer)partWidth.elementAt(i)).intValue();
            int currentPartScale = ((Integer)partScale.elementAt(i)).intValue();
            int width;
            if(currentPartScale == 0)
                width = currentPartWidth;
            else
                width = (currentPartWidth * totalStretch) / availStretch;
            sum += currentPartWidth;
            widths.addElement(new Integer(width));
        }

        for(int i = 0; i < widths.size() && sum < wantedWidth; i++)
        {
            int currentPartScale = ((Integer)partScale.elementAt(i)).intValue();
            if(currentPartScale != 0)
            {
                int prevWidth = ((Integer)widths.elementAt(i)).intValue();
                widths.setElementAt(new Integer(prevWidth + 1), i);
            }
        }

        return widths;
    }

    public Vector getWidths(int totalWidth)
    {
        return getDestWidths(colWidth, colScale, sourceWidth, minTextureWidth, totalWidth);
    }

    public Vector getHeights(int totalHeight)
    {
        return getDestWidths(rowHeight, rowScale, sourceHeight, minTextureHeight, totalHeight);
    }

    public int getSourceWidth()
    {
        return sourceWidth;
    }

    public int getSourceHeight()
    {
        return sourceHeight;
    }

    public boolean isSizePossible(int width, int height)
    {
        return width >= minTextureWidth && height >= minTextureHeight && (isScalableX || width == sourceWidth) && (isScalableY || height == sourceHeight);
    }

    public int getSourceRowHeight(int rowIndex)
    {
        return ((Integer)rowHeight.elementAt(rowIndex)).intValue();
    }

    public int getSourceColumnWidth(int columnIndex)
    {
        return ((Integer)colWidth.elementAt(columnIndex)).intValue();
    }

    public static final int SCALE_NO = 0;
    public static final int SCALE_REPEAT = 1;
    private int sourceWidth;
    private int sourceHeight;
    private int minTextureWidth;
    private int minTextureHeight;
    private boolean isScalableX;
    private boolean isScalableY;
    private Vector rowHeight;
    private Vector rowScale;
    private Vector colWidth;
    private Vector colScale;
}