java类android.graphics.drawable.ShapeDrawable的实例源码

private Drawable getPressedEffectBeforeLollipop(CORNER_POSITION cornerPosition, int color) {
    ShapeDrawable colorDrawablePressed = getCornerStateDrawable(cornerPosition);
    colorDrawablePressed.getPaint().setColor(color);
    colorDrawablePressed.getPaint().setStyle(Paint.Style.FILL);
    colorDrawablePressed.getPaint().setAlpha(PRESSED_ALPHA_VALUE);
    colorDrawablePressed.mutate();

    StateListDrawable textBgDrawable = new StateListDrawable();
    textBgDrawable.addState(new int[]{android.R.attr.state_enabled, android.R.attr.state_pressed}, colorDrawablePressed);
    return textBgDrawable;
}

/**
 * Update the background color of the mBgCircle image view.
 */
public void setBackgroundColor(@ColorRes int colorRes) {
    if (getBackground() instanceof ShapeDrawable) {
        ((ShapeDrawable) getBackground())
                .getPaint()
                .setColor(getResources().getColor(colorRes));
    }
}

private void setUp(final double diameter) {
    PtrLocalDisplay.init(mParent.getContext());
    final int shadowYOffset = PtrLocalDisplay.dp2px(Y_OFFSET);
    final int shadowXOffset = PtrLocalDisplay.dp2px(X_OFFSET);
    int mShadowRadius = PtrLocalDisplay.dp2px(SHADOW_RADIUS);
    OvalShape oval = new OvalShadow(mShadowRadius, (int) diameter);
    mShadow = new ShapeDrawable(oval);
    if (Build.VERSION.SDK_INT >= 11) {
        mParent.setLayerType(View.LAYER_TYPE_SOFTWARE, mShadow.getPaint());
    }
    mShadow.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset, KEY_SHADOW_COLOR);
}

private void setUp(final double diameter) {
    final int shadowYOffset = PixelUtl.dp2px(mParent.getContext(), Y_OFFSET);
    final int shadowXOffset = PixelUtl.dp2px(mParent.getContext(), X_OFFSET);
    int mShadowRadius = PixelUtl.dp2px(mParent.getContext(), SHADOW_RADIUS);
    OvalShape oval = new OvalShadow(mShadowRadius, (int) diameter);
    mShadow = new ShapeDrawable(oval);
    if (Build.VERSION.SDK_INT >= 11) {
        mParent.setLayerType(View.LAYER_TYPE_SOFTWARE, mShadow.getPaint());
    }
    mShadow.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset, KEY_SHADOW_COLOR);
}

public static Drawable generateCircleBgDrawable(float width, int color) {
    Shape arcShape = new ArcShape(0, 360);
    ShapeDrawable shopDrawablePress = new ShapeDrawable(arcShape);//圆形shape
    shopDrawablePress.getPaint().setColor(color);//设置颜色
    shopDrawablePress.getPaint().setStyle(Paint.Style.STROKE);//设置颜色
    shopDrawablePress.getPaint().setStrokeWidth(width);//设置颜色
    return shopDrawablePress;
}

/**
 * 创建一个框框的Drawable
 */
public static Drawable createStrokeDrawable(int color, float radii, float borderWidth) {
    float[] outRadii = new float[]{radii, radii, radii, radii, radii, radii, radii, radii};//四个角的 圆角幅度,8个可以设置的值,每个角都有2个边 2*4=8个
    RectF inset = new RectF(borderWidth, borderWidth, borderWidth, borderWidth);
    Shape roundRectShape = new RoundRectShape(outRadii, inset, outRadii);//圆角背景
    ShapeDrawable shapeDrawable = new ShapeDrawable(roundRectShape);//圆角shape
    shapeDrawable.getPaint().setColor(color);//设置颜色
    return shapeDrawable;
}

@NonNull
public static Drawable getSelectableDrawableFor(int color) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        StateListDrawable stateListDrawable = new StateListDrawable();
        stateListDrawable.addState(
                new int[]{android.R.attr.state_pressed},
                new ColorDrawable(lightenOrDarken(color, 0.40D))
        );
        stateListDrawable.addState(
                new int[]{android.R.attr.state_focused},
                new ColorDrawable(lightenOrDarken(color, 0.80D))
        );
        stateListDrawable.addState(
                new int[]{},
                new ColorDrawable(color)
        );
        return stateListDrawable;
    } else {
        ColorStateList pressedColor = ColorStateList.valueOf(lightenOrDarken(color, 0.4D));
        ColorDrawable defaultColor = new ColorDrawable(color);
        ShapeDrawable shapeDrawable = (ShapeDrawable) getShapeWithColor(color);
        Drawable rippleColor = getRippleColor(color);
        return new RippleDrawable(
                pressedColor,
                shapeDrawable,
                rippleColor
        );
    }
}

private Drawable createInnerStrokesDrawable(final int color, float strokeWidth) {
  if (!mStrokeVisible) {
    return new ColorDrawable(Color.TRANSPARENT);
  }

  ShapeDrawable shapeDrawable = new ShapeDrawable(new OvalShape());

  final int bottomStrokeColor = darkenColor(color);
  final int bottomStrokeColorHalfTransparent = halfTransparent(bottomStrokeColor);
  final int topStrokeColor = lightenColor(color);
  final int topStrokeColorHalfTransparent = halfTransparent(topStrokeColor);

  final Paint paint = shapeDrawable.getPaint();
  paint.setAntiAlias(true);
  paint.setStrokeWidth(strokeWidth);
  paint.setStyle(Style.STROKE);
  shapeDrawable.setShaderFactory(new ShaderFactory() {
    @Override
    public Shader resize(int width, int height) {
      return new LinearGradient(width / 2, 0, width / 2, height,
          new int[] { topStrokeColor, topStrokeColorHalfTransparent, color, bottomStrokeColorHalfTransparent, bottomStrokeColor },
          new float[] { 0f, 0.2f, 0.5f, 0.8f, 1f },
          TileMode.CLAMP
      );
    }
  });

  return shapeDrawable;
}

public static void setCommonTabDivider(CommonTabLayout tabLayout, @ColorInt int color, int showDividers, int padding) {
    LinearLayout linearLayout = (LinearLayout) tabLayout.getChildAt(0);
    linearLayout.setDividerPadding(padding);
    RectShape rectShape = new RectShape();
    float density = tabLayout.getResources().getDisplayMetrics().density;
    ShapeDrawable shapeDrawable = new ShapeDrawable(rectShape);
    shapeDrawable.setIntrinsicWidth((int) density);
    shapeDrawable.setIntrinsicHeight((int) density);
    shapeDrawable.getPaint().setColor(color);
    shapeDrawable.getPaint().setStyle(Paint.Style.STROKE);
    linearLayout.setDividerDrawable(shapeDrawable);
    linearLayout.setShowDividers(showDividers);
}

public static void setDrawableColor(Drawable v, Integer customColor){

        if(customColor != null) {
            if (v instanceof ShapeDrawable) {
                ((ShapeDrawable)v).getPaint().setColor(customColor);
            } else if (v instanceof GradientDrawable) {
                ((GradientDrawable)v).setColor(customColor);
            } else if (v instanceof ColorDrawable) {
                ((ColorDrawable)v).setColor(customColor);
            }
        }
    }