kscience/maps-kt
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0.3.0 #23

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altavir wants to merge 40 commits from dev into main
pull from: dev
merge into: kscience:main
Conversation 0 Commits 40 Files Changed 124 +43 -35
5 changed files with 43 additions and 35 deletions
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Showing only changes of commit aebf4af24f - Show all commits

23
demo/maps/src/jvmMain/kotlin/Main.kt
View File

@ -77,9 +77,12 @@ fun App() {
icon(pointOne, Icons.Filled.Home)
val marker1 = rectangle(55.744 to 38.614, size = DpSize(10.dp, 10.dp)).color(Color.Magenta)
val marker2 = rectangle(55.8 to 38.5, size = DpSize(10.dp, 10.dp)).color(Color.Magenta)
val marker3 = rectangle(56.0 to 38.5, size = DpSize(10.dp, 10.dp)).color(Color.Magenta)
val marker1 = rectangle(55.744 to 38.614, size = DpSize(10.dp, 10.dp))
.color(Color.Magenta)
val marker2 = rectangle(55.8 to 38.5, size = DpSize(10.dp, 10.dp))
.color(Color.Magenta)
val marker3 = rectangle(56.0 to 38.5, size = DpSize(10.dp, 10.dp))
.color(Color.Magenta)
draggableLine(marker1, marker2, id = "line 1").color(Color.Red).onClick {
println("line 1 clicked")
@ -103,13 +106,13 @@ fun App() {
),
)
points(
points = listOf(
55.744 to 38.614,
55.8 to 38.5,
56.0 to 38.5,
)
).pointSize(5f)
// points(
// points = listOf(
// 55.744 to 38.614,
// 55.8 to 38.5,
// 56.0 to 38.5,
// )
// ).pointSize(5f)
// geodeticLine(Gmc.ofDegrees(40.7128, -74.0060), Gmc.ofDegrees(55.742465, 37.615812)).color(Color.Blue)
// line(Gmc.ofDegrees(40.7128, -74.0060), Gmc.ofDegrees(55.742465, 37.615812))

6
maps-kt-compose/src/commonMain/kotlin/center/sciprog/maps/compose/MapView.kt
View File

@ -6,9 +6,6 @@ import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.mutableStateMapOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.PathEffect
import androidx.compose.ui.graphics.drawscope.Stroke
import androidx.compose.ui.graphics.drawscope.clipRect
import androidx.compose.ui.graphics.toComposeImageBitmap
import androidx.compose.ui.unit.IntOffset
@ -147,5 +144,6 @@ public fun MapView(
buildFeatures: FeatureGroup<Gmc>.() -> Unit = {},
) {
val featureState = FeatureGroup.remember(WebMercatorSpace, buildFeatures)
MapView(mapTileProvider, config, featureState, initialViewPoint, initialRectangle, modifier)
val computedRectangle = initialRectangle ?: featureState.getBoundingBox()
MapView(mapTileProvider, config, featureState, initialViewPoint, computedRectangle, modifier)
}

11
maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/FeatureDrawScope.kt
View File

@ -29,7 +29,7 @@ public abstract class FeatureDrawScope<T : Any>(
toCoordinates(this@toCoordinates, this@FeatureDrawScope)
}
public fun T.toOffset(): Offset = with(state) {
public open fun T.toOffset(): Offset = with(state) {
toOffset(this@toOffset, this@FeatureDrawScope)
}
@ -54,11 +54,16 @@ public class ComposeFeatureDrawScope<T : Any>(
try {
drawText(textMeasurer, text, position)
} catch (ex: Exception) {
KotlinLogging.logger("features").error(ex){"Failed to measure text"}
logger.error(ex) { "Failed to measure text" }
}
}
override fun painterFor(feature: PainterFeature<T>): Painter = painterCache[feature] ?: error("Can't resolve painter for $feature")
override fun painterFor(feature: PainterFeature<T>): Painter =
painterCache[feature] ?: error("Can't resolve painter for $feature")
public companion object{
private val logger = KotlinLogging.logger("ComposeFeatureDrawScope")
}
}

5
maps-kt-scheme/src/jvmMain/kotlin/center/sciprog/maps/svg/SvgDrawScope.kt
View File

@ -21,9 +21,8 @@ import java.awt.Color as AWTColor
public class SvgDrawScope(
state: CanvasState<XY>,
private val graphics: SVGGraphics2D,
size: Size,
private val painterCache: Map<PainterFeature<XY>, Painter>,
private val defaultStrokeWidth: Float = 1f
private val defaultStrokeWidth: Float = 1f,
) : FeatureDrawScope<XY>(state) {
override val layoutDirection: LayoutDirection
@ -480,6 +479,6 @@ public class SvgDrawScope(
graphics.drawString(text, position.x, position.y)
}
override val drawContext: DrawContext = SvgDrawContext(graphics, size)
override val drawContext: DrawContext = SvgDrawContext(graphics, state.canvasSize.toSize())
}

21
maps-kt-scheme/src/jvmMain/kotlin/center/sciprog/maps/svg/exportToSvg.kt
View File

@ -3,6 +3,8 @@ package center.sciprog.maps.svg
import androidx.compose.runtime.Composable
import androidx.compose.ui.geometry.Size
import androidx.compose.ui.graphics.painter.Painter
import androidx.compose.ui.unit.DpSize
import androidx.compose.ui.unit.dp
import center.sciprog.maps.features.*
import center.sciprog.maps.scheme.XY
import center.sciprog.maps.scheme.XYCanvasState
@ -154,14 +156,17 @@ public fun FeatureStateSnapshot<XY>.generateSvg(
// }
val svgGraphics2D: SVGGraphics2D = SVGGraphics2D(width, height)
val svgCanvasState: XYCanvasState = XYCanvasState(ViewConfig())
val svgScope = SvgDrawScope(svgCanvasState, svgGraphics2D, Size(width.toFloat(), height.toFloat()), painterCache)
val svgCanvasState: XYCanvasState = XYCanvasState(ViewConfig()).apply {
this.viewPoint = viewPoint
this.canvasSize = DpSize(width.dp, height.dp)
}
val svgScope = SvgDrawScope(svgCanvasState, svgGraphics2D, painterCache)
svgScope.apply {
features.values.filter {
viewPoint.zoom in it.zoomRange
}.forEach { feature ->
drawFeature(feature)
features.values.sortedBy { it.z }
.filter { state.viewPoint.zoom in it.zoomRange }
.forEach { feature ->
this@apply.drawFeature(feature)
}
}
return svgGraphics2D.getSVGElement(id)
@ -173,8 +178,6 @@ public fun FeatureStateSnapshot<XY>.exportToSvg(
height: Double,
path: java.nio.file.Path,
) {
val svgString = generateSvg(viewPoint, width, height)
val svgString: String = generateSvg(viewPoint, width, height)
SVGUtils.writeToSVG(path.toFile(), svgString)
}