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package com.android.gallery3d.filtershow.imageshow;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Region;
import android.util.AttributeSet;
public class ImageSmallBorder extends ImageSmallFilter {
// TODO: move this to xml.
protected final int mSelectedBackgroundColor = Color.WHITE;
protected final int mInnerBorderColor = Color.BLACK;
protected final int mInnerBorderWidth = 2;
protected final float mImageScaleFactor = 3.5f;
public ImageSmallBorder(Context context) {
super(context);
}
public ImageSmallBorder(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public void onDraw(Canvas canvas) {
requestFilteredImages();
canvas.drawColor(mBackgroundColor);
// TODO: simplify & make faster...
RectF border = new RectF(mMargin, 2*mMargin, getWidth() - mMargin - 1, getWidth());
if (mIsSelected) {
mPaint.setColor(mSelectedBackgroundColor);
canvas.drawRect(0, mMargin, getWidth(), getWidth() + mMargin, mPaint);
}
mPaint.setColor(mInnerBorderColor);
mPaint.setStrokeWidth(mInnerBorderWidth);
Path path = new Path();
path.addRect(border, Path.Direction.CCW);
mPaint.setStyle(Paint.Style.STROKE);
canvas.drawPath(path, mPaint);
mPaint.setStyle(Paint.Style.FILL_AND_STROKE);
canvas.save();
canvas.clipRect(mMargin + 1, 2*mMargin, getWidth() - mMargin - 2, getWidth() - 1,
Region.Op.INTERSECT);
canvas.translate(mMargin + 1, 2*mMargin + 1);
canvas.scale(mImageScaleFactor, mImageScaleFactor);
Rect d = new Rect(0, 0, getWidth(), getWidth());
drawImage(canvas, getFilteredImage(), d);
canvas.restore();
}
@Override
public void drawImage(Canvas canvas, Bitmap image, Rect d) {
if (image != null) {
int iw = image.getWidth();
int ih = image.getHeight();
Rect s = new Rect(0, 0, iw, iw);
canvas.drawBitmap(image, s, d, mPaint);
}
}
}
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