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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.Rect;
import android.util.AttributeSet;
import android.view.View;
import com.android.gallery3d.filtershow.FilterShowActivity;
import com.android.gallery3d.filtershow.filters.ImageFilter;
import com.android.gallery3d.filtershow.presets.ImagePreset;
public class ImageSmallFilter extends ImageShow implements View.OnClickListener {
private static final String LOGTAG = "ImageSmallFilter";
private FilterShowActivity mController = null;
private ImageFilter mImageFilter = null;
private boolean mShowTitle = true;
private boolean mSetBorder = false;
protected final Paint mPaint = new Paint();
protected boolean mIsSelected = false;
protected boolean mNextIsSelected = false;
private ImageSmallFilter mPreviousImageSmallFilter = null;
// TODO: move this to xml.
protected final int mMargin = 12;
protected final int mTextMargin = 8;
protected final int mBackgroundColor = Color.argb(255, 30, 32, 40);
protected final int mSelectedBackgroundColor = Color.WHITE;
protected final int mTextColor = Color.WHITE;
public ImageSmallFilter(Context context, AttributeSet attrs) {
super(context, attrs);
setOnClickListener(this);
}
public ImageSmallFilter(Context context) {
super(context);
setOnClickListener(this);
}
public void setImageFilter(ImageFilter filter) {
mImageFilter = filter;
mImagePreset = new ImagePreset();
mImagePreset.setName(filter.getName());
mImagePreset.add(mImageFilter);
}
public void setPreviousImageSmallFilter(ImageSmallFilter previous) {
mPreviousImageSmallFilter = previous;
}
@Override
public void setSelected(boolean value) {
if (mIsSelected != value) {
invalidate();
if (mPreviousImageSmallFilter != null) {
mPreviousImageSmallFilter.setNextSelected(value);
}
}
mIsSelected = value;
}
public void setNextSelected(boolean value) {
if (mNextIsSelected != value) {
invalidate();
}
mNextIsSelected = value;
}
public void setBorder(boolean value) {
mSetBorder = value;
}
public void setController(FilterShowActivity activity) {
mController = activity;
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int parentWidth = MeasureSpec.getSize(widthMeasureSpec);
int parentHeight = MeasureSpec.getSize(heightMeasureSpec);
int h = mTextSize + mTextPadding;
setMeasuredDimension(parentHeight - h, parentHeight);
}
@Override
public void onClick(View v) {
if (mController != null) {
if (mImageFilter != null) {
mController.useImageFilter(this, mImageFilter, mSetBorder);
} else if (mImagePreset != null) {
mController.useImagePreset(this, mImagePreset);
}
}
}
@Override
public void updateImage() {
// We don't want to warn listeners here that the image size has changed, because
// we'll be working with the small image...
mForegroundImage = getOriginalFrontBitmap();
}
@Override
protected Bitmap getOriginalFrontBitmap() {
if (mImageLoader == null) {
return null;
}
return mImageLoader.getOriginalBitmapSmall();
}
public void setShowTitle(boolean value) {
mShowTitle = value;
invalidate();
}
@Override
public boolean showTitle() {
return mShowTitle;
}
@Override
public boolean showControls() {
return false;
}
@Override
public boolean showHires() {
return false;
}
@Override
public void onDraw(Canvas canvas) {
getFilteredImage();
canvas.drawColor(mBackgroundColor);
Rect d = new Rect(0, mMargin, getWidth() - mMargin, getWidth());
float textWidth = mPaint.measureText(getImagePreset().name());
int h = mTextSize + 2 * mTextPadding;
int x = (int) ((getWidth() - textWidth) / 2);
int y = getHeight();
if (mIsSelected) {
mPaint.setColor(mSelectedBackgroundColor);
canvas.drawRect(0, 0, getWidth(), getWidth() + mMargin, mPaint);
}
if (mNextIsSelected) {
mPaint.setColor(mSelectedBackgroundColor);
canvas.drawRect(getWidth() - mMargin, 0, getWidth(), getWidth() + mMargin, mPaint);
}
drawImage(canvas, mFilteredImage, d);
mPaint.setTextSize(mTextSize);
mPaint.setColor(mTextColor);
canvas.drawText(getImagePreset().name(), x, y - mTextMargin, mPaint);
}
public void drawImage(Canvas canvas, Bitmap image, Rect d) {
if (image != null) {
int iw = image.getWidth();
int ih = image.getHeight();
int iy = (int) ((ih - iw) / 2.0f);
int ix = 0;
if (iw > ih) {
iy = 0;
ix = (int) ((iw - ih) / 2.0f);
}
Rect s = new Rect(ix, iy, ix + iw, iy + iw);
canvas.drawBitmap(image, s, d, mPaint);
}
}
}
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