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feat: 优化代码

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pull/117/head
kunfei 5 years ago
parent 8132afde6c
commit 01f886b7d1
1 changed files with 109 additions and 99 deletions
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  1. 208
      app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt

208
app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt
Unescape View File

@ -28,12 +28,8 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
}
private var callBack: CallBack
private val visibleRect = RectF()
private var selectPageStart = 0
private var selectLineStart = 0
private var selectCharStart = 0
private var selectPageEnd = 0
private var selectLineEnd = 0
private var selectCharEnd = 0
private var selectStart = arrayOf(0, 0, 0)
private var selectEnd = arrayOf(0, 0, 0)
private var textPage: TextPage = TextPage()
//滚动参数
private val pageFactory: TextPageFactory get() = callBack.pageFactory
@ -197,12 +193,12 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (x > textChar.start && x < textChar.end) {
textChar.selected = true
invalidate()
selectPageStart = 0
selectLineStart = lineIndex
selectCharStart = charIndex
selectPageEnd = 0
selectLineEnd = lineIndex
selectCharEnd = charIndex
selectStart[0] = 0
selectStart[1] = lineIndex
selectStart[2] = charIndex
selectEnd[0] = 0
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
select(0, lineIndex, charIndex)
@ -223,12 +219,12 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (x > textChar.start && x < textChar.end) {
textChar.selected = true
invalidate()
selectPageStart = 1
selectLineStart = lineIndex
selectCharStart = charIndex
selectPageEnd = 1
selectLineEnd = lineIndex
selectCharEnd = charIndex
selectStart[0] = 1
selectStart[1] = lineIndex
selectStart[2] = charIndex
selectEnd[0] = 1
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
select(1, lineIndex, charIndex)
@ -246,12 +242,12 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (x > textChar.start && x < textChar.end) {
textChar.selected = true
invalidate()
selectPageStart = 2
selectLineStart = lineIndex
selectCharStart = charIndex
selectPageEnd = 2
selectLineEnd = lineIndex
selectCharEnd = charIndex
selectStart[0] = 2
selectStart[1] = lineIndex
selectStart[2] = charIndex
selectEnd[0] = 2
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
select(2, lineIndex, charIndex)
@ -273,12 +269,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineStart != lineIndex || selectCharStart != charIndex) {
selectPageStart = 0
selectLineStart = lineIndex
selectCharStart = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectStart[1] != lineIndex || selectStart[2] != charIndex) {
selectStart[0] = 0
selectStart[1] = lineIndex
selectStart[2] = charIndex
upSelect()
}
return
}
@ -294,12 +289,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineStart != lineIndex || selectCharStart != charIndex) {
selectPageStart = 1
selectLineStart = lineIndex
selectCharStart = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectStart[1] != lineIndex || selectStart[2] != charIndex) {
selectStart[0] = 1
selectStart[1] = lineIndex
selectStart[2] = charIndex
upSelect()
}
return
}
@ -313,12 +307,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineStart != lineIndex || selectCharStart != charIndex) {
selectPageStart = 1
selectLineStart = lineIndex
selectCharStart = charIndex
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectStart[1] != lineIndex || selectStart[2] != charIndex) {
selectStart[0] = 2
selectStart[1] = lineIndex
selectStart[2] = charIndex
upSelect()
}
return
}
@ -338,11 +331,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineEnd != lineIndex || selectCharEnd != charIndex) {
selectLineEnd = lineIndex
selectCharEnd = charIndex
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectEnd[1] != lineIndex || selectEnd[2] != charIndex) {
selectEnd[0] = 0
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelect()
}
return
}
@ -358,11 +351,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineEnd != lineIndex || selectCharEnd != charIndex) {
selectLineEnd = lineIndex
selectCharEnd = charIndex
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectEnd[1] != lineIndex || selectEnd[2] != charIndex) {
selectEnd[0] = 1
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelect()
}
return
}
@ -376,11 +369,11 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
if (y > textLine.lineTop + relativeOffset && y < textLine.lineBottom + relativeOffset) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
if (x > textChar.start && x < textChar.end) {
if (selectLineEnd != lineIndex || selectCharEnd != charIndex) {
selectLineEnd = lineIndex
selectCharEnd = charIndex
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset)
upSelectChars()
if (selectEnd[1] != lineIndex || selectEnd[2] != charIndex) {
selectEnd[0] = 2
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
upSelect()
}
return
}
@ -394,9 +387,9 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
* 选择开始文字
*/
fun selectStartMoveIndex(relativePage: Int, lineIndex: Int, charIndex: Int) {
selectPageStart = relativePage
selectLineStart = lineIndex
selectCharStart = charIndex
selectStart[0] = relativePage
selectStart[1] = lineIndex
selectStart[2] = charIndex
val textLine = relativePage(relativePage).textLines[lineIndex]
val textChar = textLine.textChars[charIndex]
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset(relativePage))
@ -407,39 +400,56 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
* 选择结束文字
*/
fun selectEndMoveIndex(relativePage: Int, lineIndex: Int, charIndex: Int) {
selectPageEnd = relativePage
selectLineEnd = lineIndex
selectCharEnd = charIndex
selectEnd[0] = relativePage
selectEnd[1] = lineIndex
selectEnd[2] = charIndex
val textLine = relativePage(relativePage).textLines[lineIndex]
val textChar = textLine.textChars[charIndex]
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset(relativePage))
upSelectChars()
}
private fun upSelect() {
val start = selectStart[0] * 1000000 + selectStart[1] * 100000 + selectStart[2]
val end = selectEnd[0] * 1000000 + selectEnd[1] * 100000 + selectEnd[2]
if (start > end) {
val value = selectStart
selectStart = selectEnd
selectEnd = value
}
var textLine = relativePage(selectStart[0]).textLines[selectStart[1]]
var textChar = textLine.textChars[selectStart[2]]
upSelectedStart(textChar.start, textLine.lineBottom + relativeOffset(selectStart[0]))
textLine = relativePage(selectEnd[0]).textLines[selectEnd[0]]
textChar = textLine.textChars[selectEnd[2]]
upSelectedEnd(textChar.end, textLine.lineBottom + relativeOffset(selectEnd[0]))
upSelectChars()
}
private fun upSelectChars() {
val last = if (ReadBookConfig.isScroll) 2 else 0
for (relativePos in 0..last) {
for ((lineIndex, textLine) in relativePage(relativePos).textLines.withIndex()) {
for ((charIndex, textChar) in textLine.textChars.withIndex()) {
textChar.selected =
if (relativePos == selectPageStart
&& relativePos == selectPageEnd
&& lineIndex == selectLineStart
&& lineIndex == selectLineEnd
if (relativePos == selectStart[0]
&& relativePos == selectEnd[0]
&& lineIndex == selectStart[1]
&& lineIndex == selectEnd[1]
) {
charIndex in selectCharStart..selectCharEnd
} else if (relativePos == selectPageStart && lineIndex == selectLineStart) {
charIndex >= selectCharStart
} else if (relativePos == selectPageEnd && lineIndex == selectLineEnd) {
charIndex <= selectCharEnd
} else if (relativePos == selectPageStart && relativePos == selectPageEnd) {
lineIndex in (selectLineStart + 1) until selectLineEnd
} else if (relativePos == selectPageStart) {
lineIndex > selectLineStart
} else if (relativePos == selectPageEnd) {
lineIndex < selectLineEnd
charIndex in selectStart[2]..selectEnd[2]
} else if (relativePos == selectStart[0] && lineIndex == selectStart[1]) {
charIndex >= selectStart[2]
} else if (relativePos == selectEnd[0] && lineIndex == selectEnd[1]) {
charIndex <= selectEnd[2]
} else if (relativePos == selectStart[0] && relativePos == selectEnd[0]) {
lineIndex in (selectStart[1] + 1) until selectEnd[1]
} else if (relativePos == selectStart[0]) {
lineIndex > selectStart[1]
} else if (relativePos == selectEnd[0]) {
lineIndex < selectEnd[1]
} else {
relativePos in selectPageStart + 1 until selectPageEnd
relativePos in selectStart[0] + 1 until selectEnd[0]
}
}
}
@ -471,55 +481,55 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
val selectedText: String
get() {
val stringBuilder = StringBuilder()
for (relativePos in selectPageStart..selectPageEnd) {
for (relativePos in selectStart[0]..selectEnd[0]) {
val textPage = relativePage(relativePos)
if (relativePos == selectPageStart && relativePos == selectPageEnd) {
for (lineIndex in selectLineStart..selectLineEnd) {
if (lineIndex == selectLineStart && lineIndex == selectLineEnd) {
if (relativePos == selectStart[0] && relativePos == selectEnd[0]) {
for (lineIndex in selectStart[1]..selectEnd[1]) {
if (lineIndex == selectStart[1] && lineIndex == selectEnd[1]) {
stringBuilder.append(
textPage.textLines[lineIndex].text.substring(
selectCharStart,
selectCharEnd + 1
selectStart[2],
selectEnd[2] + 1
)
)
} else if (lineIndex == selectLineStart) {
} else if (lineIndex == selectStart[1]) {
stringBuilder.append(
textPage.textLines[lineIndex].text.substring(
selectCharStart
selectStart[2]
)
)
} else if (lineIndex == selectLineEnd) {
} else if (lineIndex == selectEnd[1]) {
stringBuilder.append(
textPage.textLines[lineIndex].text.substring(0, selectCharEnd + 1)
textPage.textLines[lineIndex].text.substring(0, selectEnd[2] + 1)
)
} else {
stringBuilder.append(textPage.textLines[lineIndex].text)
}
}
} else if (relativePos == selectPageStart) {
for (lineIndex in selectLineStart until relativePage(relativePos).textLines.size) {
if (lineIndex == selectLineStart) {
} else if (relativePos == selectStart[0]) {
for (lineIndex in selectStart[1] until relativePage(relativePos).textLines.size) {
if (lineIndex == selectStart[1]) {
stringBuilder.append(
textPage.textLines[lineIndex].text.substring(
selectCharStart
selectStart[2]
)
)
} else {
stringBuilder.append(textPage.textLines[lineIndex].text)
}
}
} else if (relativePos == selectPageEnd) {
for (lineIndex in 0..selectLineEnd) {
if (lineIndex == selectLineEnd) {
} else if (relativePos == selectEnd[0]) {
for (lineIndex in 0..selectEnd[1]) {
if (lineIndex == selectEnd[1]) {
stringBuilder.append(
textPage.textLines[lineIndex].text.substring(0, selectCharEnd + 1)
textPage.textLines[lineIndex].text.substring(0, selectEnd[2] + 1)
)
} else {
stringBuilder.append(textPage.textLines[lineIndex].text)
}
}
} else if (relativePos in selectPageStart + 1 until selectPageEnd) {
for (lineIndex in selectLineStart..selectLineEnd) {
} else if (relativePos in selectStart[0] + 1 until selectEnd[0]) {
for (lineIndex in selectStart[1]..selectEnd[1]) {
stringBuilder.append(textPage.textLines[lineIndex].text)
}
}

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