mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-25 19:28:57 +01:00
104 lines
2.8 KiB
Go
104 lines
2.8 KiB
Go
// Copyright 2021 The Ebiten Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
//go:build example
|
|
// +build example
|
|
|
|
package main
|
|
|
|
import (
|
|
"image"
|
|
"image/color"
|
|
"log"
|
|
|
|
"github.com/hajimehoshi/ebiten/v2"
|
|
"github.com/hajimehoshi/ebiten/v2/ebitenutil"
|
|
)
|
|
|
|
const (
|
|
screenWidth = 640
|
|
screenHeight = 480
|
|
)
|
|
|
|
type Game struct {
|
|
grids map[image.Rectangle]ebiten.CursorShapeType
|
|
gridColors map[image.Rectangle]color.Color
|
|
}
|
|
|
|
func (g *Game) Update() error {
|
|
pt := image.Pt(ebiten.CursorPosition())
|
|
for r, c := range g.grids {
|
|
if pt.In(r) {
|
|
ebiten.SetCursorShape(c)
|
|
return nil
|
|
}
|
|
}
|
|
ebiten.SetCursorShape(ebiten.CursorShapeDefault)
|
|
return nil
|
|
}
|
|
|
|
func (g *Game) Draw(screen *ebiten.Image) {
|
|
for r, c := range g.gridColors {
|
|
ebitenutil.DrawRect(screen, float64(r.Min.X), float64(r.Min.Y), float64(r.Dx()), float64(r.Dy()), c)
|
|
}
|
|
|
|
switch ebiten.CursorShape() {
|
|
case ebiten.CursorShapeDefault:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: Default")
|
|
case ebiten.CursorShapeText:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: Text")
|
|
case ebiten.CursorShapeCrosshair:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: Crosshair")
|
|
case ebiten.CursorShapePointer:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: Pointer")
|
|
case ebiten.CursorShapeEWResize:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: EW Resize")
|
|
case ebiten.CursorShapeNSResize:
|
|
ebitenutil.DebugPrint(screen, "CursorShape: NS Resize")
|
|
}
|
|
}
|
|
|
|
func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
|
|
return screenWidth, screenHeight
|
|
}
|
|
|
|
func main() {
|
|
g := &Game{
|
|
grids: map[image.Rectangle]ebiten.CursorShapeType{
|
|
image.Rect(100, 100, 200, 200): ebiten.CursorShapeDefault,
|
|
image.Rect(200, 100, 300, 200): ebiten.CursorShapeText,
|
|
image.Rect(300, 100, 400, 200): ebiten.CursorShapeCrosshair,
|
|
image.Rect(100, 200, 200, 300): ebiten.CursorShapePointer,
|
|
image.Rect(200, 200, 300, 300): ebiten.CursorShapeEWResize,
|
|
image.Rect(300, 200, 400, 300): ebiten.CursorShapeNSResize,
|
|
},
|
|
gridColors: map[image.Rectangle]color.Color{},
|
|
}
|
|
for rect, c := range g.grids {
|
|
clr := color.RGBA{0x40, 0x40, 0x40, 0xff}
|
|
if c%2 == 0 {
|
|
clr.R = 0x80
|
|
} else {
|
|
clr.G = 0x80
|
|
}
|
|
g.gridColors[rect] = clr
|
|
}
|
|
|
|
ebiten.SetWindowSize(screenWidth, screenHeight)
|
|
ebiten.SetWindowTitle("Cursor (Ebitengine Demo)")
|
|
if err := ebiten.RunGame(g); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|