Node / meshtastic / Meshtastic-Android / files / androidApp / src / google / kotlin / org / meshtastic / app / map / component / MarkerBitmapRenderer.kt

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T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.app.map.component

Tff7b72import T7ee787android.content.Context

Tff7b72import T7ee787android.graphics.Canvas

Tff7b72import T7ee787android.graphics.Paint

Tff7b72import T7ee787android.graphics.RectF

Tff7b72import T7ee787android.graphics.Typeface

Tff7b72import T7ee787android.text.TextPaint

Tff7b72import T7ee787androidx.compose.runtime.Composable

Tff7b72import T7ee787androidx.compose.runtime.remember

Tff7b72import T7ee787androidx.compose.ui.platform.LocalContext

Tff7b72import T7ee787androidx.compose.ui.platform.LocalDensity

Tff7b72import T7ee787androidx.core.graphics.createBitmap

Tff7b72import T7ee787com.google.android.gms.maps.model.BitmapDescriptor

Tff7b72import T7ee787com.google.android.gms.maps.model.BitmapDescriptorFactory

Tff7b72import T7ee787org.meshtastic.app.map.MapsSdkInitializer

Tff7b72import T7ee787org.meshtastic.core.model.Node

Tff7b72private Tff7b72const Tff7b72val Te6edf3CHIP_CORNER_RADIUS_DP Tff7b72= T79c0ff4f

Tff7b72private Tff7b72const Tff7b72val Te6edf3CHIP_PADDING_HORIZONTAL_DP Tff7b72= T79c0ff8f

Tff7b72private Tff7b72const Tff7b72val Te6edf3CHIP_MIN_WIDTH_DP Tff7b72= T79c0ff6T79c0ff4f

Tff7b72private Tff7b72const Tff7b72val Te6edf3CHIP_MIN_HEIGHT_DP Tff7b72= T79c0ff2T79c0ff8f

Tff7b72private Tff7b72const Tff7b72val Te6edf3CHIP_TEXT_SIZE_SP Tff7b72= T79c0ff1T79c0ff4f

Tff7b72private Tff7b72const Tff7b72val Te6edf3EMOJI_TEXT_SIZE_SP Tff7b72= T79c0ff3T79c0ff2f

Tff7b72private Tff7b72const Tff7b72val Te6edf3EMOJI_PADDING_DP Tff7b72= T79c0ff2f

T8b949e/**

* Renders a node chip marker as a [BitmapDescriptor] using Canvas — avoids the off-screen ComposeView pipeline in

* maps-compose's `MarkerComposable`/`rememberComposeBitmapDescriptor` which can crash with "The ComposeView was

* measured to have a width or height of zero" during subcomposition races (googlemaps/android-maps-compose#875).

*/

Tf0883e@Composable

Tff7b72fun Td2a8ffrememberNodeChipDescriptorTb4b4b4(Te6edf3nodeTb4b4b4: Te6edf3NodeTb4b4b4)Tb4b4b4: Te6edf3BitmapDescriptor Tb4b4b4{

Tff7b72val Te6edf3context Tff7b72= Te6edf3LocalContextTb4b4b4.Te6edf3current

Tff7b72val Te6edf3density Tff7b72= Te6edf3LocalDensityTb4b4b4.Te6edf3currentTb4b4b4.Te6edf3density

Tff7b72val Te6edf3fontScale Tff7b72= Te6edf3LocalDensityTb4b4b4.Te6edf3currentTb4b4b4.Te6edf3fontScale

Tff7b72return Te6edf3rememberTb4b4b4(Te6edf3nodeTb4b4b4.Te6edf3numTb4b4b4, Te6edf3nodeTb4b4b4.Te6edf3userTb4b4b4.Te6edf3short_nameTb4b4b4, Te6edf3nodeTb4b4b4.Te6edf3colorsTb4b4b4, Te6edf3nodeTb4b4b4.Te6edf3isIgnoredTb4b4b4) Tb4b4b4{

Te6edf3buildNodeChipDescriptorTb4b4b4(Te6edf3contextTb4b4b4, Te6edf3nodeTb4b4b4, Te6edf3densityTb4b4b4, Te6edf3fontScaleTb4b4b4)

Tb4b4b4}

Tb4b4b4}

T8b949e/**

* Non-`@Composable` variant of [rememberNodeChipDescriptor] for callers that have no composition to read

* [LocalContext]/[LocalDensity] from — specifically a [com.google.maps.android.clustering.view.DefaultClusterRenderer]

* building marker icons on its background render thread. Keeping the cluster icon on this Canvas path (instead of

* maps-compose's `clusterItemContent` Composable) avoids the off-screen ComposeView in `ComposeUiClusterRenderer`,

* which has no reachable `ViewTreeLifecycleOwner` from the async render Handler and was our top FATAL

* (googlemaps/android-maps-compose#325/#875).

*/

Tff7b72fun Td2a8ffbuildNodeChipDescriptorTb4b4b4(Te6edf3contextTb4b4b4: Te6edf3ContextTb4b4b4, Te6edf3nodeTb4b4b4: Te6edf3NodeTb4b4b4, Te6edf3densityTb4b4b4: Tffa657FloatTb4b4b4, Te6edf3fontScaleTb4b4b4: Tffa657FloatTb4b4b4)Tb4b4b4: Te6edf3BitmapDescriptor Tb4b4b4{

Te6edf3ensureMapsInitializedTb4b4b4(Te6edf3contextTb4b4b4)

Tff7b72return Te6edf3renderNodeChipBitmapTb4b4b4(Te6edf3nodeTb4b4b4, Te6edf3densityTb4b4b4, Te6edf3fontScaleTb4b4b4)

Tb4b4b4}

T8b949e/** Renders an emoji waypoint marker as a [BitmapDescriptor] using Canvas. */

Tf0883e@Composable

Tff7b72fun Td2a8ffrememberEmojiMarkerDescriptorTb4b4b4(Te6edf3codePointTb4b4b4: Tffa657IntTb4b4b4)Tb4b4b4: Te6edf3BitmapDescriptor Tb4b4b4{

Tff7b72val Te6edf3context Tff7b72= Te6edf3LocalContextTb4b4b4.Te6edf3current

Tff7b72val Te6edf3density Tff7b72= Te6edf3LocalDensityTb4b4b4.Te6edf3currentTb4b4b4.Te6edf3density

Tff7b72val Te6edf3fontScale Tff7b72= Te6edf3LocalDensityTb4b4b4.Te6edf3currentTb4b4b4.Te6edf3fontScale

Tff7b72return Te6edf3rememberTb4b4b4(Te6edf3codePointTb4b4b4) Tb4b4b4{

Te6edf3ensureMapsInitializedTb4b4b4(Te6edf3contextTb4b4b4)

Te6edf3renderEmojiBitmapTb4b4b4(Te6edf3codePointTb4b4b4, Te6edf3densityTb4b4b4, Te6edf3fontScaleTb4b4b4)

Tb4b4b4}

Tb4b4b4}

T8b949e/**

* [BitmapDescriptorFactory] only works after the Maps SDK has been initialized, which normally happens when a

* GoogleMap/MapView is created. These descriptors are built during composition, and on the node-detail inline map the

* icon is computed before that screen's GoogleMap has loaded the SDK — so [BitmapDescriptorFactory.fromBitmap] crashes

* with "IBitmapDescriptorFactory is not initialized". Delegate to [MapsSdkInitializer], which initializes the SDK

* synchronously and idempotently (and reports the loaded renderer), so this is a no-op once the SDK is already up.

*/

Tff7b72private Tff7b72fun Td2a8ffensureMapsInitializedTb4b4b4(Te6edf3contextTb4b4b4: Te6edf3ContextTb4b4b4) Tb4b4b4{

Te6edf3MapsSdkInitializerTb4b4b4.Te6edf3ensureInitializedTb4b4b4(Te6edf3contextTb4b4b4)

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffrenderNodeChipBitmapTb4b4b4(Te6edf3nodeTb4b4b4: Te6edf3NodeTb4b4b4, Te6edf3densityTb4b4b4: Tffa657FloatTb4b4b4, Te6edf3fontScaleTb4b4b4: Tffa657FloatTb4b4b4)Tb4b4b4: Te6edf3BitmapDescriptor Tb4b4b4{

Tff7b72val Tb4b4b4(Te6edf3textColorIntTb4b4b4, Te6edf3nodeColorIntTb4b4b4) Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3colors

Tff7b72val Te6edf3scaledDensity Tff7b72= Te6edf3density Tff7b72* Te6edf3fontScale

Tff7b72val Te6edf3textPaint Tff7b72=

Te6edf3TextPaintTb4b4b4(Te6edf3PaintTb4b4b4.Te6edf3ANTI_ALIAS_FLAGTb4b4b4)Tb4b4b4.Te6edf3apply Tb4b4b4{

Te6edf3textSize Tff7b72= Te6edf3CHIP_TEXT_SIZE_SP Tff7b72* Te6edf3scaledDensity

Te6edf3typeface Tff7b72= Te6edf3TypefaceTb4b4b4.Te6edf3DEFAULT_BOLD

Te6edf3color Tff7b72= Te6edf3textColorInt

Te6edf3textAlign Tff7b72= Te6edf3PaintTb4b4b4.Te6edf3AlignTb4b4b4.Te6edf3CENTER

Te6edf3isStrikeThruText Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3isIgnored

Tb4b4b4}

Tff7b72val Te6edf3label Tff7b72= Te6edf3nodeTb4b4b4.Te6edf3userTb4b4b4.Te6edf3short_nameTb4b4b4.Te6edf3ifEmpty Tb4b4b4{ Ta5d6ff"Ta5d6ff???Ta5d6ff" Tb4b4b4}

Tff7b72val Te6edf3textWidth Tff7b72= Te6edf3textPaintTb4b4b4.Te6edf3measureTextTb4b4b4(Te6edf3labelTb4b4b4)

Tff7b72val Te6edf3paddingH Tff7b72= Te6edf3CHIP_PADDING_HORIZONTAL_DP Tff7b72* Te6edf3density

Tff7b72val Te6edf3minWidth Tff7b72= Te6edf3CHIP_MIN_WIDTH_DP Tff7b72* Te6edf3density

Tff7b72val Te6edf3minHeight Tff7b72= Te6edf3CHIP_MIN_HEIGHT_DP Tff7b72* Te6edf3density

Tff7b72val Te6edf3width Tff7b72= Te6edf3maxOfTb4b4b4(Te6edf3minWidthTb4b4b4, Te6edf3textWidth Tff7b72+ Te6edf3paddingH Tff7b72* T79c0ff2Tb4b4b4)Tb4b4b4.Te6edf3toIntTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3height Tff7b72= Te6edf3minHeightTb4b4b4.Te6edf3toIntTb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3bitmap Tff7b72= Te6edf3createBitmapTb4b4b4(Te6edf3widthTb4b4b4, Te6edf3heightTb4b4b4)

Tff7b72val Te6edf3canvas Tff7b72= Te6edf3CanvasTb4b4b4(Te6edf3bitmapTb4b4b4)

Tff7b72val Te6edf3bgPaint Tff7b72= Te6edf3PaintTb4b4b4(Te6edf3PaintTb4b4b4.Te6edf3ANTI_ALIAS_FLAGTb4b4b4)Tb4b4b4.Te6edf3apply Tb4b4b4{ Te6edf3color Tff7b72= Te6edf3nodeColorInt Tb4b4b4}

Tff7b72val Te6edf3cornerRadius Tff7b72= Te6edf3CHIP_CORNER_RADIUS_DP Tff7b72* Te6edf3density

Te6edf3canvasTb4b4b4.Te6edf3drawRoundRectTb4b4b4(Te6edf3RectFTb4b4b4(T79c0ff0fTb4b4b4, T79c0ff0fTb4b4b4, Te6edf3widthTb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)Tb4b4b4, Te6edf3heightTb4b4b4.Te6edf3toFloatTb4b4b4(Tb4b4b4)Tb4b4b4)Tb4b4b4, Te6edf3cornerRadiusTb4b4b4, Te6edf3cornerRadiusTb4b4b4, Te6edf3bgPaintTb4b4b4)

Tff7b72val Te6edf3textX Tff7b72= Te6edf3width Tff7b72/ T79c0ff2f

Tff7b72val Te6edf3textY Tff7b72= Tb4b4b4(Te6edf3height Tff7b72/ T79c0ff2fTb4b4b4) Tff7b72- Tb4b4b4(Tb4b4b4(Te6edf3textPaintTb4b4b4.Te6edf3descentTb4b4b4(Tb4b4b4) Tff7b72+ Te6edf3textPaintTb4b4b4.Te6edf3ascentTb4b4b4(Tb4b4b4)Tb4b4b4) Tff7b72/ T79c0ff2fTb4b4b4)

Te6edf3canvasTb4b4b4.Te6edf3drawTextTb4b4b4(Te6edf3labelTb4b4b4, Te6edf3textXTb4b4b4, Te6edf3textYTb4b4b4, Te6edf3textPaintTb4b4b4)

Tff7b72return Te6edf3BitmapDescriptorFactoryTb4b4b4.Te6edf3fromBitmapTb4b4b4(Te6edf3bitmapTb4b4b4)

Tb4b4b4}

Tff7b72private Tff7b72fun Td2a8ffrenderEmojiBitmapTb4b4b4(Te6edf3codePointTb4b4b4: Tffa657IntTb4b4b4, Te6edf3densityTb4b4b4: Tffa657FloatTb4b4b4, Te6edf3fontScaleTb4b4b4: Tffa657FloatTb4b4b4)Tb4b4b4: Te6edf3BitmapDescriptor Tb4b4b4{

Tff7b72val Te6edf3scaledDensity Tff7b72= Te6edf3density Tff7b72* Te6edf3fontScale

Tff7b72val Te6edf3textPaint Tff7b72=

Te6edf3TextPaintTb4b4b4(Te6edf3PaintTb4b4b4.Te6edf3ANTI_ALIAS_FLAGTb4b4b4)Tb4b4b4.Te6edf3apply Tb4b4b4{

Te6edf3textSize Tff7b72= Te6edf3EMOJI_TEXT_SIZE_SP Tff7b72* Te6edf3scaledDensity

Te6edf3textAlign Tff7b72= Te6edf3PaintTb4b4b4.Te6edf3AlignTb4b4b4.Te6edf3CENTER

Tb4b4b4}

Tff7b72val Te6edf3emoji Tff7b72= Tffa657StringTb4b4b4(Te6edf3CharacterTb4b4b4.Te6edf3toCharsTb4b4b4(Te6edf3codePointTb4b4b4)Tb4b4b4)

Tff7b72val Te6edf3padding Tff7b72= Te6edf3EMOJI_PADDING_DP Tff7b72* Te6edf3density

Tff7b72val Te6edf3textWidth Tff7b72= Te6edf3textPaintTb4b4b4.Te6edf3measureTextTb4b4b4(Te6edf3emojiTb4b4b4)

Tff7b72val Te6edf3metrics Tff7b72= Te6edf3textPaintTb4b4b4.Te6edf3fontMetrics

Tff7b72val Te6edf3textHeight Tff7b72= Te6edf3metricsTb4b4b4.Te6edf3descent Tff7b72- Te6edf3metricsTb4b4b4.Te6edf3ascent

Tff7b72val Te6edf3width Tff7b72= Tb4b4b4(Te6edf3textWidth Tff7b72+ Te6edf3padding Tff7b72* T79c0ff2Tb4b4b4)Tb4b4b4.Te6edf3toIntTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3coerceAtLeastTb4b4b4(T79c0ff1Tb4b4b4)

Tff7b72val Te6edf3height Tff7b72= Tb4b4b4(Te6edf3textHeight Tff7b72+ Te6edf3padding Tff7b72* T79c0ff2Tb4b4b4)Tb4b4b4.Te6edf3toIntTb4b4b4(Tb4b4b4)Tb4b4b4.Te6edf3coerceAtLeastTb4b4b4(T79c0ff1Tb4b4b4)

Tff7b72val Te6edf3bitmap Tff7b72= Te6edf3createBitmapTb4b4b4(Te6edf3widthTb4b4b4, Te6edf3heightTb4b4b4)

Tff7b72val Te6edf3canvas Tff7b72= Te6edf3CanvasTb4b4b4(Te6edf3bitmapTb4b4b4)

Tff7b72val Te6edf3textX Tff7b72= Te6edf3width Tff7b72/ T79c0ff2f

Tff7b72val Te6edf3textY Tff7b72= Te6edf3padding Tff7b72- Te6edf3metricsTb4b4b4.Te6edf3ascent

Te6edf3canvasTb4b4b4.Te6edf3drawTextTb4b4b4(Te6edf3emojiTb4b4b4, Te6edf3textXTb4b4b4, Te6edf3textYTb4b4b4, Te6edf3textPaintTb4b4b4)

Tff7b72return Te6edf3BitmapDescriptorFactoryTb4b4b4.Te6edf3fromBitmapTb4b4b4(Te6edf3bitmapTb4b4b4)

Tb4b4b4}