Files
ordoor/cmd/view-map/main.go

108 lines
2.5 KiB
Go

package main
import (
"flag"
"log"
"math"
"os"
"github.com/hajimehoshi/ebiten"
"code.ur.gs/lupine/ordoor/internal/assetstore"
"code.ur.gs/lupine/ordoor/internal/scenario"
"code.ur.gs/lupine/ordoor/internal/ui"
)
var (
gamePath = flag.String("game-path", "./orig", "Path to a WH40K: Chaos Gate installation")
gameMap = flag.String("map", "", "Name of a map, e.g., Chapter01")
winX = flag.Int("win-x", 1280, "Pre-scaled window X dimension")
winY = flag.Int("win-y", 1024, "Pre-scaled window Y dimension")
)
type env struct {
scenario *scenario.Scenario
}
func main() {
flag.Parse()
if *gamePath == "" || *gameMap == "" {
flag.Usage()
os.Exit(1)
}
assets, err := assetstore.New(*gamePath)
if err != nil {
log.Fatalf("Failed to scan root directory %v: %v", *gamePath, err)
}
scenario, err := scenario.NewScenario(assets, *gameMap)
if err != nil {
log.Fatalf("Failed to load scenario %v: %v", *gameMap, err)
}
env := &env{
scenario: scenario,
}
win, err := ui.NewWindow(env, "View Map "+*gameMap, *winX, *winY)
if err != nil {
log.Fatal("Couldn't create window: %v", err)
}
step := 32
win.WhileKeyDown(ebiten.KeyLeft, env.changeOrigin(-step, +0))
win.WhileKeyDown(ebiten.KeyRight, env.changeOrigin(+step, +0))
win.WhileKeyDown(ebiten.KeyUp, env.changeOrigin(+0, -step))
win.WhileKeyDown(ebiten.KeyDown, env.changeOrigin(+0, +step))
for i := 0; i <= 6; i++ {
win.OnKeyUp(ebiten.Key1+ebiten.Key(i), env.setZIdx(i))
}
win.OnMouseClick(env.showCellData)
win.OnMouseWheel(env.changeZoom)
if err := win.Run(); err != nil {
log.Fatal(err)
}
}
func (e *env) Update(screenX, screenY int) error {
return e.scenario.Update(screenX, screenY)
}
func (e *env) Draw(screen *ebiten.Image) error {
return e.scenario.Draw(screen)
}
func (e *env) changeOrigin(byX, byY int) func() {
return func() {
e.scenario.Viewpoint.X += byX
e.scenario.Viewpoint.Y += byY
}
}
func (e *env) changeZoom(_, byY float64) {
e.scenario.Zoom *= math.Pow(1.2, byY)
}
func (e *env) setZIdx(to int) func() {
return func() {
e.scenario.ZIdx = to
}
}
func (e *env) showCellData() {
screenX, screenY := ebiten.CursorPosition()
viewX, viewY := e.scenario.Viewpoint.X+screenX, e.scenario.Viewpoint.Y+screenY
log.Printf("Click registered at (%d,%d) screen, (%d,%d) virtual", screenX, screenY, viewX, viewY)
cell, pos := e.scenario.CellAtCursor()
log.Printf("Viewpoint: %#+v z=%v", e.scenario.Viewpoint, e.scenario.ZIdx)
log.Printf("Cell under cursor: (%.2f,%.2f,%d): %#+v", pos.X, pos.Y, pos.Z, cell)
}