new style

rank.go

@@ -0,0 +1,116 @@
+package rendercard
+
+import (
+	"image"
+	"image/color"
+	"strconv"
+	"sync"
+
+	"github.com/FloatTech/gg"
+)
+
+// DrawRankingCard ...
+func DrawRankingCard(fontdata []byte, title string, toplefttext, bottomlefttext, righttext []string, avatars []image.Image) (img image.Image, err error) {
+	line := len(avatars)
+	const w = 672
+	h := 64 + (80+14)*line + 20 - 14
+	canvas := gg.NewContext(w, h)
+	canvas.SetRGBA255(255, 255, 255, 255)
+	canvas.Clear()
+
+	ac := gg.NewLinearGradient(16, float64(h)/2, w-16, float64(h)/2)
+	ac.AddColorStop(0, color.NRGBA{255, 255, 255, 95})
+	ac.AddColorStop(0.167, color.NRGBA{255, 255, 255, 127})
+	ac.AddColorStop(0.334, color.NRGBA{255, 255, 255, 159})
+	ac.AddColorStop(0.5, color.NRGBA{255, 255, 255, 255})
+	ac.AddColorStop(1, color.NRGBA{255, 255, 255, 255})
+
+	cardh, cardw := 80.0, 640.0
+	cardspac := 14.0
+	hspac := 64.0
+
+	wg := &sync.WaitGroup{}
+	wg.Add(line)
+	cardimgs := make([]image.Image, line)
+	for i := 0; i < line; i++ {
+		go func(i int) {
+			defer wg.Done()
+			card := gg.NewContext(w, h)
+
+			card.NewSubPath()
+
+			card.MoveTo(16+cardh/2, hspac+(cardspac+cardh)*float64(i))
+
+			card.LineTo(16+cardw-16, hspac+(cardspac+cardh)*float64(i))
+			card.DrawArc(16+cardw-16, hspac+(cardspac+cardh)*float64(i)+16, 16, gg.Radians(-90), gg.Radians(0))
+			card.LineTo(16+cardw, hspac+(cardspac+cardh)*float64(i)+cardh-16)
+			card.DrawArc(16+cardw-16, hspac+(cardspac+cardh)*float64(i)+cardh-16, 16, gg.Radians(0), gg.Radians(90))
+			card.LineTo(16+cardh/2, hspac+(cardspac+cardh)*float64(i)+cardh)
+
+			card.DrawArc(16+cardh/2, hspac+(cardspac+cardh)*float64(i)+cardh-cardh/2, cardh/2, gg.Radians(90), gg.Radians(270))
+
+			card.ClosePath()
+
+			card.ClipPreserve()
+
+			avatar := avatars[i]
+
+			card.ScaleAbout(cardw/2/float64(avatar.Bounds().Dx()), cardw/2/float64(avatar.Bounds().Dy()), 16, hspac+(cardspac+cardh)*float64(i)+cardh/2)
+
+			card.DrawImageAnchored(avatar, 16, int(hspac+(cardspac+cardh)*float64(i)+cardh/2), 0, 0.5)
+			card.Identity()
+			card.ResetClip()
+
+			card.SetFillStyle(ac)
+			card.FillPreserve()
+
+			card.SetRGBA255(0, 0, 0, 255)
+			card.Stroke()
+
+			card.DrawCircle(16+10+30, hspac+(cardspac+cardh)*float64(i)+cardh/2, 30)
+			card.ClipPreserve()
+			card.ScaleAbout(60.0/float64(avatar.Bounds().Dx()), 60.0/float64(avatar.Bounds().Dy()), 16+10+30, hspac+(cardspac+cardh)*float64(i)+cardh/2)
+			card.DrawImageAnchored(avatar, 16+10+30, int(hspac+(cardspac+cardh)*float64(i)+cardh/2), 0.5, 0.5)
+			card.Identity()
+
+			card.ResetClip()
+			card.Stroke()
+
+			card.SetRGB255(RandJPColor())
+			card.DrawCircle(w-16-8-25, hspac+(cardspac+cardh)*float64(i)+cardh/2, 25)
+			card.Fill()
+			cardimgs[i] = card.Image()
+		}(i)
+	}
+
+	canvas.SetRGBA255(0, 0, 0, 255)
+	canvas.ParseFontFace(fontdata, 32)
+	canvas.DrawStringAnchored(title, w/2, 64/2, 0.5, 0.5)
+
+	canvas.ParseFontFace(fontdata, 20)
+	wg.Wait()
+	for i := 0; i < 10; i++ {
+		canvas.DrawImage(cardimgs[i], 0, 0)
+		canvas.DrawStringAnchored(toplefttext[i], 16+10+60+10, hspac+(cardspac+cardh)*float64(i)+cardh*3/8, 0, 0.5)
+	}
+
+	canvas.SetRGBA255(63, 63, 63, 255)
+	canvas.ParseFontFace(fontdata, 12)
+	for i := 0; i < 10; i++ {
+		canvas.DrawStringAnchored(bottomlefttext[i], 16+10+60+10, hspac+(cardspac+cardh)*float64(i)+cardh*5/8, 0, 0.5)
+	}
+	canvas.SetRGBA255(0, 0, 0, 255)
+	canvas.ParseFontFace(fontdata, 24)
+	for i := 0; i < 10; i++ {
+		canvas.DrawStringAnchored(righttext[i], w-16-8-50-8, hspac+(cardspac+cardh)*float64(i)+cardh/2, 1, 0.5)
+	}
+
+	canvas.SetRGBA255(255, 255, 255, 255)
+	canvas.ParseFontFace(fontdata, 28)
+	for i := 0; i < 10; i++ {
+		canvas.DrawStringAnchored(strconv.Itoa(i+1), w-16-8-25, hspac+(cardspac+cardh)*float64(i)+cardh/2, 0.5, 0.5)
+	}
+
+	img = canvas.Image()
+	return
+}