1 files changed, 171 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/filters/FilterDrawRepresentation.java b/src/com/android/gallery3d/filtershow/filters/FilterDrawRepresentation.java
new file mode 100644
index 000000000..977dbeac5
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/FilterDrawRepresentation.java
@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.filtershow.filters;
+
+import android.graphics.Path;
+import android.util.Log;
+
+import com.android.gallery3d.R;
+import com.android.gallery3d.filtershow.editors.EditorDraw;
+
+import java.util.Vector;
+
+public class FilterDrawRepresentation extends FilterRepresentation {
+    private static final String LOGTAG = "FilterDrawRepresentation";
+
+    public static class StrokeData implements Cloneable {
+        public byte mType;
+        public Path mPath;
+        public float mRadius;
+        public int mColor;
+        public int noPoints = 0;
+        @Override
+        public String toString() {
+            return "stroke(" + mType + ", path(" + (mPath) + "), " + mRadius + " , "
+                    + Integer.toHexString(mColor) + ")";
+        }
+        @Override
+        public StrokeData clone() throws CloneNotSupportedException {
+            return (StrokeData) super.clone();
+        }
+    }
+
+    private Vector<StrokeData> mDrawing = new Vector<StrokeData>();
+    private StrokeData mCurrent; // used in the currently drawing style
+
+    public FilterDrawRepresentation() {
+        super("Draw");
+        setFilterClass(ImageFilterDraw.class);
+        setSerializationName("DRAW");
+        setFilterType(FilterRepresentation.TYPE_VIGNETTE);
+        setTextId(R.string.imageDraw);
+        setEditorId(EditorDraw.ID);
+        setOverlayId(R.drawable.filtershow_drawing);
+        setOverlayOnly(true);
+    }
+
+    @Override
+    public String toString() {
+        return getName() + " : strokes=" + mDrawing.size()
+                + ((mCurrent == null) ? " no current "
+                        : ("draw=" + mCurrent.mType + " " + mCurrent.noPoints));
+    }
+
+    public Vector<StrokeData> getDrawing() {
+        return mDrawing;
+    }
+
+    public StrokeData getCurrentDrawing() {
+        return mCurrent;
+    }
+
+    @Override
+    public FilterRepresentation copy() {
+        FilterDrawRepresentation representation = new FilterDrawRepresentation();
+        copyAllParameters(representation);
+        return representation;
+    }
+
+    @Override
+    protected void copyAllParameters(FilterRepresentation representation) {
+        super.copyAllParameters(representation);
+        representation.useParametersFrom(this);
+    }
+
+    @Override
+    public boolean isNil() {
+        return getDrawing().isEmpty();
+    }
+
+    @Override
+    public void useParametersFrom(FilterRepresentation a) {
+        if (a instanceof FilterDrawRepresentation) {
+            FilterDrawRepresentation representation = (FilterDrawRepresentation) a;
+            try {
+                if (representation.mCurrent != null) {
+                    mCurrent = (StrokeData) representation.mCurrent.clone();
+                } else {
+                    mCurrent = null;
+                }
+                if (representation.mDrawing != null) {
+                    mDrawing = (Vector<StrokeData>) representation.mDrawing.clone();
+                } else {
+                    mDrawing = null;
+                }
+
+            } catch (CloneNotSupportedException e) {
+                e.printStackTrace();
+            }
+        } else {
+            Log.v(LOGTAG, "cannot use parameters from " + a);
+        }
+    }
+
+    @Override
+    public boolean equals(FilterRepresentation representation) {
+        if (!super.equals(representation)) {
+            return false;
+        }
+        if (representation instanceof FilterDrawRepresentation) {
+            FilterDrawRepresentation fdRep = (FilterDrawRepresentation) representation;
+            if (fdRep.mDrawing.size() != mDrawing.size())
+                return false;
+            if (fdRep.mCurrent == null && mCurrent.mPath == null) {
+                return true;
+            }
+            if (fdRep.mCurrent != null && mCurrent.mPath != null) {
+                if (fdRep.mCurrent.noPoints == mCurrent.noPoints) {
+                    return true;
+                }
+                return false;
+            }
+        }
+        return false;
+    }
+
+    public void startNewSection(byte type, int color, float size, float x, float y) {
+        mCurrent = new StrokeData();
+        mCurrent.mColor = color;
+        mCurrent.mRadius = size;
+        mCurrent.mType = type;
+        mCurrent.mPath = new Path();
+        mCurrent.mPath.moveTo(x, y);
+        mCurrent.noPoints = 0;
+    }
+
+    public void addPoint(float x, float y) {
+        mCurrent.noPoints++;
+        mCurrent.mPath.lineTo(x, y);
+    }
+
+    public void endSection(float x, float y) {
+        mCurrent.mPath.lineTo(x, y);
+        mCurrent.noPoints++;
+        mDrawing.add(mCurrent);
+        mCurrent = null;
+    }
+
+    public void clearCurrentSection() {
+        mCurrent = null;
+    }
+
+    public void clear() {
+        mCurrent = null;
+        mDrawing.clear();
+    }
+
+}