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/*
* 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.category;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.util.Log;
import android.view.View;
import com.android.gallery3d.R;
import com.android.gallery3d.filtershow.FilterShowActivity;
import com.android.gallery3d.filtershow.filters.FilterRepresentation;
import com.android.gallery3d.filtershow.ui.SelectionRenderer;
public class CategoryView extends View implements View.OnClickListener {
private static final String LOGTAG = "CategoryView";
private Paint mPaint = new Paint();
private Action mAction;
private Rect mTextBounds = new Rect();
private static int sMargin = 16;
private static int sTextSize = 32;
private int mTextColor;
private int mBackgroundColor;
private Paint mSelectPaint;
CategoryAdapter mAdapter;
private int mSelectionStroke;
public static void setTextSize(int size) {
sTextSize = size;
}
public static void setMargin(int margin) {
sMargin = margin;
}
public CategoryView(Context context) {
super(context);
setOnClickListener(this);
Resources res = getResources();
mBackgroundColor = res.getColor(R.color.filtershow_categoryview_background);
mTextColor = res.getColor(R.color.filtershow_categoryview_text);
mSelectionStroke = res.getDimensionPixelSize(R.dimen.thumbnail_margin);
mSelectPaint = new Paint();
mSelectPaint.setStyle(Paint.Style.FILL);
mSelectPaint.setColor(res.getColor(R.color.filtershow_category_selection));
}
public void drawText(Canvas canvas, String text) {
if (text == null) {
return;
}
text = text.toUpperCase();
mPaint.setTextSize(sTextSize);
mPaint.setTypeface(Typeface.DEFAULT_BOLD);
float textWidth = mPaint.measureText(text);
mPaint.getTextBounds(text, 0, text.length(), mTextBounds);
int x = (int) (canvas.getWidth() - textWidth - sMargin);
int y = canvas.getHeight() - sMargin;
canvas.drawText(text, x, y, mPaint);
}
@Override
public void onDraw(Canvas canvas) {
canvas.drawColor(mBackgroundColor);
if (mAction != null) {
mPaint.reset();
mPaint.setAntiAlias(true);
if (mAction.getImage() == null) {
mAction.setImageFrame(new Rect(0, 0, canvas.getWidth(), canvas.getHeight()));
} else {
Bitmap bitmap = mAction.getImage();
canvas.drawBitmap(bitmap, 0, 0, mPaint);
if (mAdapter.isSelected(this)) {
SelectionRenderer.drawSelection(canvas, 0, 0, bitmap.getWidth(),
bitmap.getHeight(), mSelectionStroke, mSelectPaint);
}
}
mPaint.setColor(mBackgroundColor);
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setStrokeWidth(3);
drawText(canvas, mAction.getName());
mPaint.setColor(mTextColor);
mPaint.setStyle(Paint.Style.FILL);
mPaint.setStrokeWidth(1);
drawText(canvas, mAction.getName());
}
}
public void setAction(Action action, CategoryAdapter adapter) {
mAction = action;
mAdapter = adapter;
invalidate();
}
public FilterRepresentation getRepresentation() {
return mAction.getRepresentation();
}
@Override
public void onClick(View view) {
FilterShowActivity activity = (FilterShowActivity) getContext();
activity.showRepresentation(mAction.getRepresentation());
mAdapter.setSelected(this);
}
}
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