/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
package com.facebook.react.flat;
import android.graphics.Canvas;
import android.text.Layout;
import com.facebook.fbui.textlayoutbuilder.util.LayoutMeasureUtil;
/**
* DrawTextLayout is a DrawCommand that draw {@link Layout}.
*/
/* package */ final class DrawTextLayout extends AbstractDrawCommand {
private Layout mLayout;
private float mLayoutWidth;
private float mLayoutHeight;
/* package */ DrawTextLayout(Layout layout) {
setLayout(layout);
}
/**
* Assigns a new {@link Layout} to draw.
*/
public void setLayout(Layout layout) {
mLayout = layout;
mLayoutWidth = layout.getWidth();
mLayoutHeight = LayoutMeasureUtil.getHeight(layout);
}
public Layout getLayout() {
return mLayout;
}
public float getLayoutWidth() {
// mLayout.getWidth() doesn't return correct width of the text Layout
return mLayoutWidth;
}
public float getLayoutHeight() {
return mLayoutHeight;
}
@Override
protected void onDraw(Canvas canvas) {
float left = getLeft();
float top = getTop();
canvas.translate(left, top);
mLayout.draw(canvas);
canvas.translate(-left, -top);
}
}