86 lines
2.8 KiB
Java
86 lines
2.8 KiB
Java
package org.thoughtcrime.securesms.components;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.ColorFilter;
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import android.graphics.Paint;
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import android.graphics.PorterDuff;
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import android.graphics.PorterDuffColorFilter;
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import android.graphics.PorterDuffXfermode;
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import android.graphics.drawable.Drawable;
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import android.util.AttributeSet;
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import android.view.View;
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import org.thoughtcrime.securesms.R;
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public class HourglassView extends View {
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private final Paint foregroundPaint;
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private final Paint backgroundPaint;
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private final Paint progressPaint;
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private Bitmap empty;
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private Bitmap full;
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private int tint;
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private float percentage;
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private int offset;
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public HourglassView(Context context) {
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this(context, null);
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}
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public HourglassView(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public HourglassView(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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if (attrs != null) {
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TypedArray typedArray = context.getTheme().obtainStyledAttributes(attrs, R.styleable.HourglassView, 0, 0);
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this.empty = BitmapFactory.decodeResource(getResources(), typedArray.getResourceId(R.styleable.HourglassView_empty, 0));
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this.full = BitmapFactory.decodeResource(getResources(), typedArray.getResourceId(R.styleable.HourglassView_full, 0));
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this.tint = typedArray.getColor(R.styleable.HourglassView_tint, 0);
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this.percentage = typedArray.getInt(R.styleable.HourglassView_percentage, 50);
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this.offset = typedArray.getInt(R.styleable.HourglassView_offset, 0);
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typedArray.recycle();
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}
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this.backgroundPaint = new Paint();
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this.foregroundPaint = new Paint();
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this.progressPaint = new Paint();
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this.backgroundPaint.setColorFilter(new PorterDuffColorFilter(tint, PorterDuff.Mode.MULTIPLY));
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this.foregroundPaint.setColorFilter(new PorterDuffColorFilter(tint, PorterDuff.Mode.MULTIPLY));
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this.progressPaint.setColor(getResources().getColor(R.color.black));
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this.progressPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));
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if (android.os.Build.VERSION.SDK_INT >= 11)
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{
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setLayerType(View.LAYER_TYPE_SOFTWARE, null);
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}
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}
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@Override
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public void onDraw(Canvas canvas) {
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float progressHeight = (full.getHeight() - (offset*2)) * (percentage / 100);
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canvas.drawBitmap(full, 0, 0, backgroundPaint);
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canvas.drawRect(0, 0, full.getWidth(), offset + progressHeight, progressPaint);
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canvas.drawBitmap(empty, 0, 0, foregroundPaint);
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}
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public void setPercentage(float percentage) {
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this.percentage = percentage;
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invalidate();
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}
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}
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