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      1 package com.android.gallery3d.filtershow.filters;
      2 
      3 import android.util.Log;
      4 
      5 import com.android.gallery3d.R;
      6 import com.android.gallery3d.filtershow.ui.Spline;
      7 
      8 /**
      9  * TODO: Insert description here. (generated by hoford)
     10  */
     11 public class FilterCurvesRepresentation extends FilterRepresentation {
     12     private static final String LOGTAG = "FilterCurvesRepresentation";
     13 
     14     private Spline[] mSplines = new Spline[4];
     15 
     16     public FilterCurvesRepresentation() {
     17         super("Curves");
     18         setFilterClass(ImageFilterCurves.class);
     19         setTextId(R.string.curvesRGB);
     20         setButtonId(R.id.curvesButtonRGB);
     21         setOverlayId(R.drawable.filtershow_button_colors_curve);
     22         setEditorId(R.id.imageCurves);
     23         setShowEditingControls(false);
     24         setShowParameterValue(false);
     25         setShowUtilityPanel(true);
     26         setSupportsPartialRendering(true);
     27         reset();
     28     }
     29 
     30     @Override
     31     public FilterRepresentation clone() throws CloneNotSupportedException {
     32         FilterCurvesRepresentation rep = new FilterCurvesRepresentation();
     33         rep.useParametersFrom(this);
     34         return rep;
     35     }
     36 
     37     @Override
     38     public void useParametersFrom(FilterRepresentation a) {
     39         if (!(a instanceof FilterCurvesRepresentation)) {
     40             Log.v(LOGTAG, "cannot use parameters from " + a);
     41             return;
     42         }
     43         FilterCurvesRepresentation representation = (FilterCurvesRepresentation) a;
     44         Spline[] spline = new Spline[4];
     45         for (int i = 0; i < spline.length; i++) {
     46             Spline sp = representation.mSplines[i];
     47             if (sp != null) {
     48                 spline[i] = new Spline(sp);
     49             } else {
     50                 spline[i] = new Spline();
     51             }
     52         }
     53         mSplines = spline;
     54     }
     55 
     56     public boolean isNil() {
     57         for (int i = 0; i < 4; i++) {
     58             if (getSpline(i) != null && !getSpline(i).isOriginal()) {
     59                 return false;
     60             }
     61         }
     62         return true;
     63     }
     64 
     65     public void reset() {
     66         Spline spline = new Spline();
     67 
     68         spline.addPoint(0.0f, 1.0f);
     69         spline.addPoint(1.0f, 0.0f);
     70 
     71         for (int i = 0; i < 4; i++) {
     72             mSplines[i] = new Spline(spline);
     73         }
     74     }
     75 
     76     public void setSpline(int splineIndex, Spline s) {
     77         mSplines[splineIndex] = s;
     78     }
     79     public Spline getSpline(int splineIndex) {
     80         return mSplines[splineIndex];
     81     }
     82 }
     83