Initial import of the new image editor

bug:7165910
Change-Id: I756d6594f5bddd233772c979410362ca22e232a3

1 files changed, 106 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilterCurves.java b/src/com/android/gallery3d/filtershow/filters/ImageFilterCurves.java
new file mode 100644
index 000000000..c21ae1f9f
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/ImageFilterCurves.java
@@ -0,0 +1,106 @@
+
+package com.android.gallery3d.filtershow.filters;
+
+import com.android.gallery3d.filtershow.ui.Spline;
+
+import android.graphics.Bitmap;
+import android.util.Log;
+
+public class ImageFilterCurves extends ImageFilter {
+
+    private static final String LOGTAG = "ImageFilterCurves";
+
+    private float[] mCurve = new float[256];
+
+    private boolean mUseRed = true;
+    private boolean mUseGreen = true;
+    private boolean mUseBlue = true;
+    private String mName = "Curves";
+    private Spline mSpline = null;
+
+    public String name() {
+        return mName;
+    }
+
+    public void setName(String name) {
+        mName = name;
+    }
+
+    public void setUseRed(boolean value) {
+        mUseRed = value;
+    }
+
+    public void setUseGreen(boolean value) {
+        mUseGreen = value;
+    }
+
+    public void setUseBlue(boolean value) {
+        mUseBlue = value;
+    }
+
+    public void setCurve(float[] curve) {
+        for (int i = 0; i < curve.length; i++) {
+            if (i < 256) {
+                mCurve[i] = curve[i];
+            }
+        }
+    }
+
+    public boolean same(ImageFilter filter) {
+        boolean isCurveFilter = super.same(filter);
+        if (!isCurveFilter) {
+            return false;
+        }
+        ImageFilterCurves curve = (ImageFilterCurves) filter;
+        for (int i = 0; i < 256; i++) {
+            if (curve.mCurve[i] != mCurve[i]) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public ImageFilter copy() {
+        ImageFilterCurves curves = new ImageFilterCurves();
+        curves.setCurve(mCurve);
+        curves.setName(mName);
+        curves.setSpline(new Spline(mSpline));
+        return curves;
+    }
+
+    public void populateArray(int[] array) {
+        for (int i = 0; i < 256; i++) {
+            array[i] = (int) (mCurve[i]);
+        }
+    }
+
+    public void apply(Bitmap bitmap) {
+
+        int[] redGradient = null;
+        if (mUseRed) {
+            redGradient = new int[256];
+            populateArray(redGradient);
+        }
+        int[] greenGradient = null;
+        if (mUseGreen) {
+            greenGradient = new int[256];
+            populateArray(greenGradient);
+        }
+        int[] blueGradient = null;
+        if (mUseBlue) {
+            blueGradient = new int[256];
+            populateArray(blueGradient);
+        }
+
+        nativeApplyGradientFilter(bitmap, bitmap.getWidth(), bitmap.getHeight(),
+                redGradient, greenGradient, blueGradient);
+    }
+
+    public void setSpline(Spline spline) {
+        mSpline = spline;
+    }
+
+    public Spline getSpline() {
+        return mSpline;
+    }
+}