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fix #7: use only left mouse button to draw, it toggles cell state

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This commit is contained in:
Thomas von Dein
2024-07-13 19:31:25 +02:00
parent 50b630791a
commit 05d56568e4
3 changed files with 12 additions and 15 deletions
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10
src/play.go
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@@ -264,10 +264,8 @@ func (scene *ScenePlay) CheckInput() {
func (scene *ScenePlay) CheckDrawingInput() {
if scene.Config.Drawmode {
switch {
case ebiten.IsMouseButtonPressed(ebiten.MouseButtonLeft):
scene.ToggleCellOnCursorPos(Alive)
case ebiten.IsMouseButtonPressed(ebiten.MouseButtonRight):
scene.ToggleCellOnCursorPos(Dead)
case inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft):
scene.ToggleCellOnCursorPos()
case inpututil.IsKeyJustPressed(ebiten.KeyEscape):
scene.Config.Drawmode = false
}
@@ -465,14 +463,14 @@ func (scene *ScenePlay) Update() error {
}
// set a cell to alive or dead
func (scene *ScenePlay) ToggleCellOnCursorPos(alive uint8) {
func (scene *ScenePlay) ToggleCellOnCursorPos() {
// use cursor pos relative to the world
worldX, worldY := scene.Camera.ScreenToWorld(ebiten.CursorPosition())
x := int(worldX) / scene.Config.Cellsize
y := int(worldY) / scene.Config.Cellsize
if x > -1 && y > -1 && x < scene.Config.Width && y < scene.Config.Height {
scene.Grids[scene.Index].Data[y][x].State = alive
scene.Grids[scene.Index].Data[y][x].State ^= 1
scene.History.Age[y][x] = 1
}
}