232 lines
7.8 KiB
Kotlin
232 lines
7.8 KiB
Kotlin
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package jp.juggler.subwaytooter
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import android.content.Context
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import android.content.res.ColorStateList
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import android.graphics.Color
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import android.graphics.PorterDuff
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import android.graphics.drawable.ColorDrawable
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import android.graphics.drawable.Drawable
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import android.graphics.drawable.RippleDrawable
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import android.graphics.drawable.ShapeDrawable
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import android.graphics.drawable.StateListDrawable
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import android.graphics.drawable.shapes.RectShape
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import android.os.Build
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import android.support.v4.content.ContextCompat
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import android.text.SpannableStringBuilder
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import android.text.Spanned
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import android.view.View
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import android.view.ViewGroup
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import android.widget.ImageButton
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import android.widget.ImageView
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import java.util.Locale
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import jp.juggler.subwaytooter.api.entity.TootAccount
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import jp.juggler.subwaytooter.api.entity.TootStatus
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import jp.juggler.subwaytooter.table.UserRelation
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import jp.juggler.subwaytooter.span.EmojiImageSpan
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object Styler {
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fun getAttributeColor(context : Context, attrId : Int) : Int {
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val theme = context.theme
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val a = theme.obtainStyledAttributes(intArrayOf(attrId))
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val color = a.getColor(0, Color.BLACK)
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a.recycle()
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return color
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}
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fun getAttributeResourceId(context : Context, attrId : Int) : Int {
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val theme = context.theme
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val a = theme.obtainStyledAttributes(intArrayOf(attrId))
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val resourceId = a.getResourceId(0, 0)
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a.recycle()
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if(resourceId == 0)
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throw RuntimeException(String.format(Locale.JAPAN, "attr not defined.attr_id=0x%x", attrId))
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return resourceId
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}
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fun getAttributeDrawable(context : Context, attrId : Int) : Drawable {
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val drawableId = getAttributeResourceId(context, attrId)
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return ContextCompat.getDrawable(context, drawableId)
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?: throw RuntimeException(String.format(Locale.JAPAN, "getDrawable failed. drawableId=0x%x", drawableId))
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}
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// ImageViewにアイコンを設定する
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fun setIconDefaultColor(context : Context, imageView : ImageView, iconAttrId : Int) {
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imageView.setImageResource(getAttributeResourceId(context, iconAttrId))
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}
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// ImageViewにアイコンを設定する。色を変えてしまう
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fun setIconCustomColor(context : Context, imageView : ImageView, color : Int, iconAttrId : Int) {
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val d = getAttributeDrawable(context, iconAttrId)
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d.mutate() // 色指定が他のアイコンに影響しないようにする
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d.setColorFilter(color, PorterDuff.Mode.SRC_ATOP)
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imageView.setImageDrawable(d)
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}
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fun getVisibilityIcon(context : Context, visibility : String?) : Int {
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return getAttributeResourceId(context, when(visibility) {
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null->R.attr.ic_public
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TootStatus.VISIBILITY_PUBLIC -> R.attr.ic_public
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TootStatus.VISIBILITY_UNLISTED -> R.attr.ic_lock_open
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TootStatus.VISIBILITY_PRIVATE -> R.attr.ic_lock
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TootStatus.VISIBILITY_DIRECT -> R.attr.ic_mail
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TootStatus.VISIBILITY_WEB_SETTING -> R.attr.ic_question
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else -> R.attr.ic_question
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})
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}
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fun getVisibilityString(context : Context, visibility : String) : String {
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return when(visibility) {
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TootStatus.VISIBILITY_PUBLIC -> context.getString(R.string.visibility_public)
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TootStatus.VISIBILITY_UNLISTED -> context.getString(R.string.visibility_unlisted)
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TootStatus.VISIBILITY_PRIVATE -> context.getString(R.string.visibility_private)
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TootStatus.VISIBILITY_DIRECT -> context.getString(R.string.visibility_direct)
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TootStatus.VISIBILITY_WEB_SETTING -> context.getString(R.string.visibility_web_setting)
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else -> "?"
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}
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}
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// アイコン付きの装飾テキストを返す
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fun getVisibilityCaption(context : Context, visibility : String) : CharSequence {
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val sb = SpannableStringBuilder()
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// アイコン部分
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val start = sb.length
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sb.append(visibility)
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val end = sb.length
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val icon_id = getVisibilityIcon(context, visibility)
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sb.setSpan(EmojiImageSpan(context, icon_id), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
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// 文字列部分
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sb.append(' ')
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sb.append(getVisibilityString(context, visibility))
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if(TootStatus.VISIBILITY_WEB_SETTING == visibility) {
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sb.append("\n (")
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sb.append(context.getString(R.string.mastodon_1_6_later))
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sb.append(")")
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}
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return sb
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}
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fun setFollowIcon(
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context : Context
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, ibFollow : ImageButton
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, ivDot : ImageView
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, relation : UserRelation
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, who : TootAccount
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) {
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// 被フォロー状態
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if(! relation.followed_by) {
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ivDot.visibility = View.GONE
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} else {
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ivDot.visibility = View.VISIBLE
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setIconDefaultColor(context, ivDot, R.attr.ic_followed_by)
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// 被フォローリクエスト状態の時に followed_by が 真と偽の両方がありえるようなので
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// Relationshipだけを見ても被フォローリクエスト状態は分からないっぽい
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// 仕方ないので馬鹿正直に「 followed_byが真ならバッジをつける」しかできない
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}
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// フォローボタン
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// follow button
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val color_attr : Int
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val icon_attr : Int
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when {
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relation.blocking -> {
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icon_attr = R.attr.ic_block
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color_attr = R.attr.colorImageButton
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}
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relation.muting -> {
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icon_attr = R.attr.ic_mute
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color_attr = R.attr.colorImageButton
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}
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relation.getFollowing(who) -> {
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icon_attr = R.attr.ic_follow_cross
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color_attr = R.attr.colorImageButtonAccent
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}
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relation.getRequested(who) -> {
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icon_attr = R.attr.ic_follow_wait
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color_attr = R.attr.colorRegexFilterError
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}
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else -> {
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icon_attr = R.attr.ic_follow_plus
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color_attr = R.attr.colorImageButton
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}
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}
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val color = Styler.getAttributeColor(context, color_attr)
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setIconCustomColor(context, ibFollow, color, icon_attr)
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}
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// 色を指定してRippleDrawableを生成する
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fun getAdaptiveRippleDrawable(normalColor : Int, pressedColor : Int) : Drawable {
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return if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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RippleDrawable(
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ColorStateList.valueOf(pressedColor), getRectShape(normalColor), null
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)
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} else {
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getStateListDrawable(normalColor, pressedColor)
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}
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}
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// 色を指定してRectShapeを生成する
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private fun getRectShape(color : Int) : Drawable {
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val r = RectShape()
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val shapeDrawable = ShapeDrawable(r)
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shapeDrawable.paint.color = color
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return shapeDrawable
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}
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// 後方互換用にボタン背景Drawableを生成する
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private fun getStateListDrawable(normalColor : Int, pressedColor : Int) : StateListDrawable {
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val states = StateListDrawable()
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states.addState(intArrayOf(android.R.attr.state_pressed), ColorDrawable(pressedColor))
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states.addState(intArrayOf(android.R.attr.state_focused), ColorDrawable(pressedColor))
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states.addState(intArrayOf(android.R.attr.state_activated), ColorDrawable(pressedColor))
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states.addState(intArrayOf(), ColorDrawable(normalColor))
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return states
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}
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private fun getHorizontalPadding(v : View, delta_dp : Float) : Int {
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val form_width_max = 420f
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val dm = v.resources.displayMetrics
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val screen_w = dm.widthPixels
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val content_w = (0.5f + form_width_max * dm.density).toInt()
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val pad_lr = (screen_w - content_w) / 2
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return (if(pad_lr < 0) 0 else pad_lr) + (0.5f + delta_dp * dm.density).toInt()
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}
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fun fixHorizontalPadding(v : View) {
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val pad_lr = getHorizontalPadding(v, 12f)
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val pad_t = v.paddingTop
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val pad_b = v.paddingBottom
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v.setPaddingRelative(pad_lr, pad_t, pad_lr, pad_b)
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}
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fun fixHorizontalPadding2(v : View) {
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val pad_lr = getHorizontalPadding(v, 0f)
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val pad_t = v.paddingTop
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val pad_b = v.paddingBottom
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v.setPaddingRelative(pad_lr, pad_t, pad_lr, pad_b)
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}
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fun fixHorizontalMargin(v : View) {
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val pad_lr = getHorizontalPadding(v, 0f)
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val lp = v.layoutParams
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if(lp is ViewGroup.MarginLayoutParams) {
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lp.leftMargin = pad_lr
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lp.rightMargin = pad_lr
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}
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}
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}
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