mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
80 lines
2.5 KiB
Java
80 lines
2.5 KiB
Java
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.graphics.Path;
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import android.graphics.PorterDuff.Mode;
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import android.util.AttributeSet;
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import android.widget.ImageButton;
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public class TabsPanelButton extends ImageButton
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implements CanvasDelegate.DrawManager {
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Path mPath;
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CurveTowards mSide;
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CanvasDelegate mCanvasDelegate;
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private enum CurveTowards { NONE, LEFT, RIGHT };
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public TabsPanelButton(Context context, AttributeSet attrs) {
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super(context, attrs);
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.BrowserToolbarCurve);
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int curveTowards = a.getInt(R.styleable.BrowserToolbarCurve_curveTowards, 0x02);
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a.recycle();
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if (curveTowards == 0x00)
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mSide = CurveTowards.NONE;
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else if (curveTowards == 0x01)
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mSide = CurveTowards.LEFT;
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else
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mSide = CurveTowards.RIGHT;
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// Path is clipped.
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mPath = new Path();
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mCanvasDelegate = new CanvasDelegate(this, Mode.DST_OUT);
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}
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@Override
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public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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int width = getMeasuredWidth();
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int height = getMeasuredHeight();
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float curve = height * 1.125f;
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mPath.reset();
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// Clipping happens on opposite side for menu.
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if (mSide == CurveTowards.LEFT) {
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mPath.moveTo(0, height);
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mPath.cubicTo(curve * 0.75f, height,
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curve * 0.25f, 0,
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curve, 0);
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mPath.lineTo(0, 0);
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mPath.lineTo(0, height);
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} else if (mSide == CurveTowards.RIGHT) {
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mPath.moveTo(width, height);
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mPath.cubicTo((width - (curve * 0.75f)), height,
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(width - (curve * 0.25f)), 0,
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(width - curve), 0);
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mPath.lineTo(width, 0);
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mPath.lineTo(width, height);
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}
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}
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@Override
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public void draw(Canvas canvas) {
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mCanvasDelegate.draw(canvas, mPath, getWidth(), getHeight());
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}
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@Override
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public void defaultDraw(Canvas canvas) {
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super.draw(canvas);
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}
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}
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