Scala Drawable类代码示例

//设置package包名称以及导入依赖的类
package com.android.perrier1034.post_it_note.ui

import android.content.Context
import android.content.res.TypedArray
import android.graphics.drawable.Drawable
import android.graphics.{Canvas, Rect}
import android.support.v7.widget.RecyclerView

object DividerAdder {
  private val ATTRS: Array[Int] = Array[Int](android.R.attr.listDivider)
}

class DividerAdder extends RecyclerView.ItemDecoration {
  private var mDivider: Drawable = null

  def this(context: Context) {
    this()
    val array: TypedArray = context.obtainStyledAttributes(DividerAdder.ATTRS)
    mDivider = array.getDrawable(0)
    array.recycle
  }

  @SuppressWarnings(Array("deplicated"))
  override def getItemOffsets(outRect: Rect, itemPosition: Int, parent: RecyclerView) {
    outRect.set(0, 0, 0, mDivider.getIntrinsicHeight)
  }

  override def onDraw(c: Canvas, parent: RecyclerView) {
    drawVertical(c, parent)
  }

  def drawVertical(c: Canvas, parent: RecyclerView) {
    val left: Int = parent.getPaddingLeft
    val right: Int = parent.getWidth - parent.getPaddingRight
    val childCount: Int = parent.getChildCount

    for (i <- 0 until parent.getChildCount) {
      val child = parent.getChildAt(i)
      val params = child.getLayoutParams.asInstanceOf[RecyclerView.LayoutParams]
      val top = child.getBottom + params.bottomMargin
      val bottom = top + mDivider.getIntrinsicHeight
      mDivider.setBounds(left, top, right, bottom)
      mDivider.draw(c)
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.github.shadowsocks.plugin

import android.content.pm.{PackageManager, ResolveInfo}
import android.graphics.drawable.Drawable
import android.os.Bundle
import com.github.shadowsocks.ShadowsocksApplication.app


abstract class ResolvedPlugin(resolveInfo: ResolveInfo, packageManager: PackageManager = app.getPackageManager)
  extends Plugin {
  protected def metaData: Bundle

  override final lazy val id: String = metaData.getString(PluginContract.METADATA_KEY_ID)
  override final lazy val label: CharSequence = resolveInfo.loadLabel(packageManager)
  override final lazy val icon: Drawable = resolveInfo.loadIcon(packageManager)
  override final lazy val defaultConfig: String = metaData.getString(PluginContract.METADATA_KEY_DEFAULT_CONFIG)
  override def packageName: String = resolveInfo.resolvePackageName
  override final lazy val trusted: Boolean = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES)
    .signatures.exists(PluginManager.trustedSignatures.contains)
} 

//设置package包名称以及导入依赖的类
package com.yhsif.notifbot

import android.graphics.drawable.Drawable
import android.support.v7.widget.RecyclerView
import android.view.View
import android.widget.ImageView
import android.widget.TextView

class PkgViewHolder(v: View) extends RecyclerView.ViewHolder(v) {
  def setIcon(icon: Drawable) = {
    v.findViewById(R.id.icon).asInstanceOf[ImageView].setImageDrawable(icon)
  }

  def setName(name: String) = {
    v.findViewById(R.id.name).asInstanceOf[TextView].setText(name)
  }

  def setBackground(i: Int) = {
    if (i % 2 == 0) {
      v.setBackgroundColor(v.getContext().getColor(R.color.even_background))
    } else {
      v.setBackgroundColor(v.getContext().getColor(R.color.odd_background))
    }
  }
} 

//设置package包名称以及导入依赖的类
package tryp
package droid
package view
package io

import android.widget._
import android.support.v7.widget._
import android.graphics.drawable.Drawable

import view.core._

object frame
extends FrameLayoutCombinators

abstract class FrameLayoutCombinators
extends Combinators[FrameLayout]
{
  import annotation._

  def foreground(draw: Drawable) = 
    k(_.setForeground(draw))

  @contextwrapfold def selectableFg = {
    res.theme.drawable("selectableItemBackground")
      .map(foreground)
  }
} 

//设置package包名称以及导入依赖的类
package com.yhsif.autonotif

import android.graphics.drawable.Drawable
import android.support.v7.widget.RecyclerView
import android.view.View
import android.widget.ImageView
import android.widget.TextView

class PkgViewHolder(v: View) extends RecyclerView.ViewHolder(v) {
  def setIcon(icon: Drawable) = {
    v.findViewById(R.id.icon).asInstanceOf[ImageView].setImageDrawable(icon)
  }

  def setName(name: String) = {
    v.findViewById(R.id.name).asInstanceOf[TextView].setText(name)
  }

  def setBackground(i: Int) = {
    if (i % 2 == 0) {
      v.setBackgroundColor(v.getContext().getColor(R.color.even_background))
    } else {
      v.setBackgroundColor(v.getContext().getColor(R.color.odd_background))
    }
  }
}