curioustorvald/Terrarum
1
0
Fork 0
mirror of https://github.com/curioustorvald/Terrarum.git synced 2026-03-16 16:46:07 +09:00
Code Issues Packages Projects Releases Wiki Activity

working text selector; text input needs more work

Browse Source
This commit is contained in:
minjaesong
2021-10-21 15:08:39 +09:00
parent 22da01eea0
commit f07be81007
10 changed files with 263 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
src/net/torvald/terrarum/ui/UIItemTextLineInput.kt
View File

@@ -20,16 +20,17 @@ class UIItemTextLineInput(
parentUI: UICanvas,
initialX: Int, initialY: Int,
override val width: Int,
override val height: Int = 24,
var placeholder: String? = null,
var placeholder: () -> String = { "" },
val enablePasteButton: Boolean = true,
val enableLanguageButton: Boolean = false
) : UIItem(parentUI, initialX, initialY) {
override val height = 24
companion object {
val TEXTINPUT_COL_TEXT = Color.WHITE
val TEXTINPUT_COL_BORDER = Toolkit.Theme.COL_ACTIVE
val TEXTINPUT_COL_BORDER_INACTIVE = Toolkit.Theme.COL_INACTIVE
val TEXTINPUT_COL_TEXT_HALF = Color.WHITE.cpy().mul(1f,1f,1f,0.5f)
val TEXTINPUT_COL_TEXT_DISABLED = Toolkit.Theme.COL_DISABLED
val TEXTINPUT_COL_BACKGROUND = Toolkit.Theme.COL_CELL_FILL
const val CURSOR_BLINK_TIME = 1f / 3f
}
@@ -37,7 +38,6 @@ class UIItemTextLineInput(
private val fbo = FrameBuffer(Pixmap.Format.RGBA8888, width - 4, height - 4, true)
var isActive = true
var isGreyedOut = false
var cursorX = 0 // 1 per char (not codepoint)
var cursorCodepoint = 0
@@ -46,10 +46,12 @@ class UIItemTextLineInput(
var cursorBlinkCounter = 0f
var cursorOn = true
val keybuf = StringBuilder()
private val textbuf = StringBuilder()
private var fboUpdateLatch = true
private var currentPlaceholderText = placeholder() // the placeholder text may change every time you call it
override fun update(delta: Float) {
super.update(delta)
@@ -64,22 +66,22 @@ class UIItemTextLineInput(
if (cursorX > 0 && keycodes.contains(Input.Keys.BACKSPACE)) {
cursorCodepoint -= 1
val lastCp = keybuf.codePointAt(cursorCodepoint)
val lastCp = textbuf.codePointAt(cursorCodepoint)
val charCount = Character.charCount(lastCp)
cursorX -= charCount
keybuf.delete(cursorX, cursorX + charCount)
textbuf.delete(cursorX, cursorX + charCount)
cursorDrawX -= App.fontGame.getWidth(String(Character.toChars(lastCp))) - 1
codepointCount -= 1
}
else if (cursorX > 0 && keycodes.contains(Input.Keys.LEFT)) {
cursorCodepoint -= 1
cursorX -= Character.charCount(keybuf.codePointAt(cursorCodepoint))
val lastCp = keybuf.codePointAt(cursorCodepoint)
cursorX -= Character.charCount(textbuf.codePointAt(cursorCodepoint))
val lastCp = textbuf.codePointAt(cursorCodepoint)
cursorDrawX -= App.fontGame.getWidth(String(Character.toChars(lastCp))) - 1
}
else if (cursorX < codepointCount && keycodes.contains(Input.Keys.RIGHT)) {
val lastCp = keybuf.codePointAt(cursorCodepoint)
val lastCp = textbuf.codePointAt(cursorCodepoint)
cursorDrawX += App.fontGame.getWidth(String(Character.toChars(lastCp))) - 1
cursorX += Character.charCount(lastCp)
cursorCodepoint += 1
@@ -88,7 +90,7 @@ class UIItemTextLineInput(
// - literal "<"
// - keysymbol that does not start with "<" (not always has length of 1 because UTF-16)
else if (char != null && char[0].code >= 32 && (char == "<" || !char.startsWith("<"))) {
keybuf.insert(cursorX, char)
textbuf.insert(cursorX, char)
cursorDrawX += App.fontGame.getWidth(char) - 1
cursorX += char.length
@@ -97,6 +99,10 @@ class UIItemTextLineInput(
}
}
if (cursorCodepoint == 0) {
currentPlaceholderText = placeholder()
}
cursorBlinkCounter += delta
while (cursorBlinkCounter >= CURSOR_BLINK_TIME) {
@@ -117,7 +123,7 @@ class UIItemTextLineInput(
gdxClearAndSetBlend(0f, 0f, 0f, 0f)
it.color = Color.WHITE
App.fontGame.draw(it, "$keybuf", 0f, 0f)
App.fontGameFBO.draw(it, if (textbuf.isEmpty()) currentPlaceholderText else "$textbuf", 0f, 0f)
} }
}
@@ -126,19 +132,17 @@ class UIItemTextLineInput(
batch.color = TEXTINPUT_COL_BACKGROUND
Toolkit.fillArea(batch, posX, posY, width, height)
batch.color = if (isActive) TEXTINPUT_COL_BORDER else TEXTINPUT_COL_BORDER_INACTIVE
batch.color = if (isActive) Toolkit.Theme.COL_HIGHLIGHT else if (mouseUp) Toolkit.Theme.COL_ACTIVE else Toolkit.Theme.COL_INACTIVE
Toolkit.drawBoxBorder(batch, posX - 1, posY - 1, width + 2, height + 2)
batch.color = TEXTINPUT_COL_TEXT
batch.color = if (textbuf.isEmpty()) TEXTINPUT_COL_TEXT_DISABLED else TEXTINPUT_COL_TEXT
batch.draw(fbo.colorBufferTexture, posX + 2f, posY + 2f, fbo.width.toFloat(), fbo.height.toFloat())
if (isActive && cursorOn) {
val oldBatchCol = batch.color.cpy()
batch.color = batch.color.mul(0.5f,0.5f,0.5f,1f)
batch.color = TEXTINPUT_COL_TEXT_HALF
Toolkit.fillArea(batch, posX + cursorDrawX + 3, posY, 2, 24)
batch.color = oldBatchCol
batch.color = TEXTINPUT_COL_TEXT
Toolkit.fillArea(batch, posX + cursorDrawX + 3, posY, 1, 23)
}
@@ -146,6 +150,9 @@ class UIItemTextLineInput(
super.render(batch, camera)
}
fun getText() = textbuf.toString()
fun getTextOrPlaceholder() = if (textbuf.isEmpty()) currentPlaceholderText else getText()
override fun dispose() {
fbo.dispose()
}