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docthor
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Code Issues 15 Pull Requests Packages Projects Releases Wiki Activity

can draw a box in document

3
Timo Bryant 2024-01-01 13:50:50 +01:00
parent a2483c85d7
commit 8ef054baa4
1 changed files with 20 additions and 19 deletions
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39
apps/documentViewer/src/main/kotlin/de/itkl/documentViewer/DocumentViewer.kt
View File

@ -2,9 +2,7 @@ package de.itkl.documentViewer
import androidx.compose.desktop.ui.tooling.preview.Preview
import androidx.compose.foundation.*
import androidx.compose.foundation.gestures.detectTapGestures
import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.foundation.interaction.collectIsHoveredAsState
import androidx.compose.foundation.gestures.transformable
import androidx.compose.foundation.layout.*
import androidx.compose.material.Text
import androidx.compose.runtime.*
@ -18,18 +16,18 @@ import androidx.compose.ui.geometry.Size
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.ImageBitmap
import androidx.compose.ui.graphics.RectangleShape
import androidx.compose.ui.graphics.Shape
import androidx.compose.ui.graphics.drawscope.DrawStyle
import androidx.compose.ui.graphics.drawscope.Stroke
import androidx.compose.ui.graphics.drawscope.scale
import androidx.compose.ui.graphics.graphicsLayer
import androidx.compose.ui.graphics.painter.BitmapPainter
import androidx.compose.ui.graphics.painter.Painter
import androidx.compose.ui.input.pointer.PointerEventType
import androidx.compose.ui.input.pointer.onPointerEvent
import androidx.compose.ui.input.pointer.pointerInput
import androidx.compose.ui.layout.ContentScale
import androidx.compose.ui.res.loadImageBitmap
import androidx.compose.ui.text.drawText
import androidx.compose.ui.unit.Dp
import androidx.compose.ui.unit.DpSize
import androidx.compose.ui.unit.IntOffset
import androidx.compose.ui.unit.dp
import androidx.compose.ui.window.WindowPlacement
import androidx.compose.ui.window.WindowPosition
@ -37,8 +35,7 @@ import androidx.compose.ui.window.rememberWindowState
import com.github.panpf.zoomimage.ZoomImage
import com.github.panpf.zoomimage.compose.ZoomState
import com.github.panpf.zoomimage.compose.rememberZoomState
import com.github.panpf.zoomimage.compose.zoom.ScrollBarSpec
import com.github.panpf.zoomimage.compose.zoom.ZoomableState
import com.github.panpf.zoomimage.compose.zoom.*
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
import org.pushingpixels.aurora.theming.auroraBackground
@ -72,6 +69,7 @@ fun main() = auroraApplication {
}
}
@Composable
@Preview
fun viewImage() {
@ -165,13 +163,17 @@ data class PointConverter(
@Composable
fun shapes(zoomableState: ZoomableState) {
Box(modifier = Modifier.fillMaxSize()) {
val scale = zoomableState.transform.scaleX
Box(
modifier = Modifier
.offset(100.dp)
.size(100.dp)
.offset { IntOffset(
((zoomableState.transform.offset.x + (288 * scale)) ).toInt(),
((zoomableState.transform.offset.y + (697 * scale)) ).toInt()
) }
.scale(zoomableState.transform.scaleX)
.clip(RectangleShape)
.size(100.dp)
.background(Color.Red)
.onClick(true) { println("clicked") }
)
}
}
@ -180,10 +182,10 @@ fun shapes(zoomableState: ZoomableState) {
fun canvas(zoomableState: ZoomableState) {
Canvas(modifier = Modifier
.fillMaxSize()
.onPointerEvent(PointerEventType.Move) {
val position = it.changes.first().position
println(position)
}
// .onPointerEvent(PointerEventType.Move) {
// val position = it.changes.first().position
// println(position)
// }
)
{
val converter = PointConverter(
@ -210,9 +212,8 @@ fun canvas(zoomableState: ZoomableState) {
// ],
drawRect(
Color.Blue,
// topLeft = Offset(converter.convertX(288), converter.convertY(697)),
topLeft = zoomableState.transform.offset + Offset(800f,800f),
size = Size(30f, 30f),
topLeft = zoomableState.transform.offset + (Offset(288 * zoomableState.transform.scaleX,697 * zoomableState.transform.scaleY)),
size = Size( (793 - 288)* zoomableState.transform.scaleX, (741 - 697) * zoomableState.transform.scaleY),
style = Stroke(width = 5f)
)
}