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[Editor] Optimize grid and background render in map editor

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Bartłomiej Przemysław Pluta
2021-02-19 13:21:33 +01:00
parent 05ebaae11e
commit 5d604febd3
1 changed files with 42 additions and 27 deletions
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69
editor/src/main/kotlin/com/bartlomiejpluta/base/editor/map/canvas/MapCanvas.kt
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@@ -8,6 +8,7 @@ import com.bartlomiejpluta.base.editor.map.viewmodel.EditorStateVM
import com.bartlomiejpluta.base.editor.map.viewmodel.GameMapVM
import com.bartlomiejpluta.base.editor.render.model.Renderable
import javafx.scene.canvas.GraphicsContext
import javafx.scene.image.WritableImage
import javafx.scene.paint.Color
@@ -16,6 +17,44 @@ class MapCanvas(val map: GameMapVM, private val editorStateVM: EditorStateVM, pr
private var tileWidth = map.tileWidth
private var tileHeight = map.tileHeight
private val grid = WritableImage(map.width.toInt(), map.height.toInt())
private val background = WritableImage(map.width.toInt(), map.height.toInt())
init {
createGridImage()
createBackgroundImage()
}
private fun createGridImage() {
val writer = grid.pixelWriter
val color = Color.BLACK
for (x in 0 until map.width.toInt()) {
for (y in 0 until map.height.toInt()) {
if (x % tileWidth.toInt() == 0) {
writer.setColor(x, y, color)
}
if (y % tileHeight.toInt() == 0) {
writer.setColor(x, y, color)
}
}
}
}
private fun createBackgroundImage() {
val writer = background.pixelWriter
for (x in 0 until map.width.toInt()) {
for (y in 0 until map.height.toInt()) {
val color = when (((x / tileWidth.toInt()) + (y / tileHeight.toInt())) % 2) {
0 -> BACKGROUND_COLOR1
else -> BACKGROUND_COLOR2
}
writer.setColor(x, y, color)
}
}
}
override fun render(gc: GraphicsContext) {
gc.clearRect(0.0, 0.0, gc.canvas.width, gc.canvas.height)
@@ -56,12 +95,7 @@ class MapCanvas(val map: GameMapVM, private val editorStateVM: EditorStateVM, pr
}
private fun renderBackground(gc: GraphicsContext) {
for (row in 0 until map.rows) {
for (column in 0 until map.columns) {
gc.fill = if ((row + column) % 2 == 0) BACKGROUND_COLOR1 else BACKGROUND_COLOR2
gc.fillRect(column * tileWidth, row * tileHeight, tileWidth, tileHeight)
}
}
gc.drawImage(background, 0.0, 0.0)
}
private fun renderTileLayer(gc: GraphicsContext, tileLayer: TileLayer) {
@@ -99,28 +133,9 @@ class MapCanvas(val map: GameMapVM, private val editorStateVM: EditorStateVM, pr
}
private fun renderGrid(gc: GraphicsContext) {
if (!editorStateVM.showGrid) {
return
if (editorStateVM.showGrid) {
gc.drawImage(grid, 0.0, 0.0)
}
val lineWidth = gc.lineWidth
gc.lineWidth = 1.5
gc.setLineDashes(0.7)
gc.strokeLine(0.0, 0.0, map.width, 0.0)
gc.strokeLine(0.0, 0.0, 0.0, map.height)
gc.strokeLine(map.width, 0.0, map.width, map.height)
gc.strokeLine(0.0, map.height, map.width, map.height)
for (row in 0 until map.rows) {
gc.strokeLine(0.0, row * tileHeight, map.width, row * tileHeight)
}
for (column in 0 until map.columns) {
gc.strokeLine(column * tileWidth, 0.0, column * tileWidth, map.height)
}
gc.lineWidth = lineWidth
}
companion object {