mirror of
https://github.com/hajimehoshi/ebiten.git
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71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
// Copyright 2017 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build example
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// +build example
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package main
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import (
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"fmt"
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"image/color"
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"log"
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/hajimehoshi/ebiten/v2/ebitenutil"
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"github.com/hajimehoshi/ebiten/v2/vector"
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)
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const (
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screenWidth = 640
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screenHeight = 480
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)
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type Game struct {
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count int
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}
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func (g *Game) Update() error {
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g.count++
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g.count %= 240
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return nil
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}
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func (g *Game) Draw(screen *ebiten.Image) {
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cf := float32(g.count)
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vector.StrokeLine(screen, 100, 100, 300, 100, 1, color.RGBA{0xff, 0xff, 0xff, 0xff})
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vector.StrokeLine(screen, 50, 150, 50, 350, 1, color.RGBA{0xff, 0xff, 0x00, 0xff})
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vector.StrokeLine(screen, 50, 100+cf, 200+cf, 250, 4, color.RGBA{0x00, 0xff, 0xff, 0xff})
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vector.DrawFilledRect(screen, 50+cf, 50+cf, 100+cf, 100+cf, color.RGBA{0x80, 0x80, 0x80, 0xc0})
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vector.StrokeRect(screen, 300-cf, 50, 120, 120, 10+cf/4, color.RGBA{0x00, 0x80, 0x00, 0xff})
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vector.DrawFilledCircle(screen, 400, 400, 100, color.RGBA{0x80, 0x00, 0x80, 0x80})
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vector.StrokeCircle(screen, 400, 400, 10+cf, 10+cf/2, color.RGBA{0xff, 0x80, 0xff, 0xff})
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ebitenutil.DebugPrint(screen, fmt.Sprintf("TPS: %0.2f", ebiten.ActualTPS()))
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}
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func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
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return screenWidth, screenHeight
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}
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func main() {
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ebiten.SetWindowSize(screenWidth, screenHeight)
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ebiten.SetWindowTitle("Shapes (Ebitengine Demo)")
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if err := ebiten.RunGame(&Game{}); err != nil {
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log.Fatal(err)
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}
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}
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