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Added battle background.

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This commit is contained in:
lightheel 2025-08-06 11:51:37 -04:00
parent de3d312a32
commit 5989f48355
1 changed files with 88 additions and 2 deletions
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90
app/src/main/java/com/github/nacabaro/vbhelper/screens/BattlesScreen.kt
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@ -62,7 +62,12 @@ import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.draw.alpha
import androidx.compose.ui.graphics.Shadow
import androidx.compose.ui.text.TextStyle
import androidx.compose.foundation.Image
import androidx.compose.ui.graphics.asImageBitmap
import android.graphics.BitmapFactory
import java.io.File
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.platform.LocalConfiguration
@Composable
fun AnimatedDamageNumber(
@ -222,7 +227,7 @@ fun BattleScreen(
println("DEBUG: Hiding opponent damage number and resetting pending damage")
}
delay(200)
delay(100)
// Check if there should be a counter-attack
if (battleSystem.shouldCounterAttack) {
@ -539,6 +544,11 @@ fun MiddleBattleView(
Box(
modifier = Modifier.fillMaxSize()
) {
// Animated background - positioned underneath all other sprites
AnimatedBattleBackground(
modifier = Modifier.fillMaxSize()
)
// Top section: Exit button, HP bars, and HP numbers
Column(
modifier = Modifier
@ -2106,4 +2116,80 @@ fun BattlesScreen() {
}
}
}
}
@Composable
fun AnimatedBattleBackground(
modifier: Modifier = Modifier
) {
val context = LocalContext.current
var backgroundBitmap by remember { mutableStateOf<android.graphics.Bitmap?>(null) }
var xOffset by remember { mutableStateOf(0f) }
var screenWidth by remember { mutableStateOf(0.dp) }
var screenHeight by remember { mutableStateOf(0.dp) }
// Get screen dimensions
val density = LocalDensity.current
val configuration = LocalConfiguration.current
LaunchedEffect(Unit) {
screenWidth = with(density) { configuration.screenWidthDp.dp }
screenHeight = with(density) { configuration.screenHeightDp.dp }
println("DEBUG: Screen dimensions = ${screenWidth.value}x${screenHeight.value}dp")
}
// Load background image from internal storage
LaunchedEffect(Unit) {
try {
val backgroundFile = File(context.filesDir, "battle_sprites/extracted_battlebgs/BattleBg_0015_BattleBg_0012.png")
if (backgroundFile.exists()) {
backgroundBitmap = BitmapFactory.decodeFile(backgroundFile.absolutePath)
println("Successfully loaded battle background: ${backgroundFile.absolutePath}")
println("DEBUG: Image dimensions = ${backgroundBitmap?.width}x${backgroundBitmap?.height} pixels")
} else {
println("Battle background file not found: ${backgroundFile.absolutePath}")
}
} catch (e: Exception) {
println("Error loading battle background: ${e.message}")
}
}
// Animate horizontal movement to the left with perfect loop
LaunchedEffect(screenWidth) {
if (screenWidth > 0.dp) {
while (true) {
delay(50) // Update every 50ms for smooth animation
xOffset -= 1f // Move 1 pixel to the left
// Create perfect loop by resetting when one full screen width has moved
if (xOffset <= -screenWidth.value) {
xOffset = 0f
println("DEBUG: Background loop reset at xOffset = ${xOffset}")
}
}
}
}
backgroundBitmap?.let { bitmap ->
Box(modifier = modifier.fillMaxSize()) {
// First image (main)
Image(
bitmap = bitmap.asImageBitmap(),
contentDescription = "Animated Battle Background 1",
modifier = Modifier
.fillMaxSize()
.offset(x = xOffset.dp),
contentScale = ContentScale.FillBounds
)
// Second image (for seamless loop)
Image(
bitmap = bitmap.asImageBitmap(),
contentDescription = "Animated Battle Background 2",
modifier = Modifier
.fillMaxSize()
.offset(x = (xOffset + screenWidth.value).dp),
contentScale = ContentScale.FillBounds
)
}
}
}