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July 18, 2024 10:30
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| package main | |
| import ( | |
| "github.com/faiface/pixel" | |
| "github.com/faiface/pixel/imdraw" | |
| "github.com/faiface/pixel/pixelgl" | |
| "image/color" | |
| ) | |
| func run() { | |
| monitorX, monitorY := pixelgl.PrimaryMonitor().Size() | |
| cfg := pixelgl.WindowConfig{ | |
| Bounds: pixel.R(0, 0, monitorX, monitorY), | |
| VSync: true, | |
| Undecorated:true, | |
| TransparentFramebuffer:true, | |
| } | |
| win, err := pixelgl.NewWindow(cfg) | |
| if err != nil { | |
| panic(err) | |
| } | |
| win.Clear(color.RGBA{ | |
| R: 0, | |
| G: 0, | |
| B: 0, | |
| A: 10, | |
| }) | |
| var u = pixel.V(0.0, 0.0) | |
| var v = pixel.V(0.0, 0.0) | |
| drawing := false | |
| imd := imdraw.New(nil) | |
| for !win.Closed() { | |
| if win.Pressed(pixelgl.MouseButtonLeft) { | |
| win.Clear(color.RGBA{ | |
| R: 0, | |
| G: 0, | |
| B: 0, | |
| A: 10, | |
| }) | |
| if !drawing { | |
| u = win.MousePosition() | |
| drawing = true | |
| } else { | |
| v = win.MousePosition() | |
| rect := pixel.R(u.X, u.Y, v.X, v.Y) | |
| imd.Clear() | |
| imd.Color = color.RGBA{ | |
| R: 225, | |
| G: 225, | |
| B: 225, | |
| A: 10, | |
| } | |
| imd.Push(rect.Min, rect.Max) | |
| imd.Rectangle(1) | |
| } | |
| } | |
| if win.JustReleased(pixelgl.MouseButtonLeft) { | |
| drawing = false | |
| } | |
| imd.Draw(win) | |
| win.Update() | |
| } | |
| } | |
| func main() { | |
| pixelgl.Run(run) | |
| } |
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