gdip仿阿里妈妈分享赚二维码商品海报

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1. /**
   
2. * 二维码商品
   
3. * number origPrice        原价
   
4. * number price                券后价
   
5. * number couponPrice        优惠券金额
   
6. * string title                商品标题
   
7. * string picurl        商品图片网址
   
8. * string qrtext        二维码文字
   
9. * return string        生成的临时海报地址
   
10. **/
    
11. qrGoods = function(origPrice,price,couponPrice,title,picurl,qrtext){
    
12.         import gdip
    
13.         import qrencode.bitmap
    
14.        
    
15.         //白背景画布
    
16.         var qrGoods = gdip.bitmap(750,1334)
    
17.         var canvas = gdip.graphics(qrGoods).clear(0xFFFFFFFF)
    
18.         //消除锯齿
    
19.         canvas.smoothingMode = 4
    
20.         //平滑处理
    
21.         canvas.textRenderingHint = 3
    
22.        
    
23.         //笔刷字体
    
24.         var family = gdip.family("黑体-简")
    
25. 
    
26.         //绘制商品标题
    
27.         canvas.drawString(title,family.createFont(32),::RECTF(60,80,633),,gdip.solidBrush(0xFF323232))
    
28.        
    
29.         //下载并绘制商品图
    
30.         var pic = gdip.image( whttp.get(picurl) )
    
31.         canvas.drawImageRect(pic, 60, 215, 633, 633)
    
32.        
    
33.         //绘制券后价
    
34.         var cred = gdip.solidBrush(0xFFFD2624)
    
35.         canvas.drawString("券后价",family.createFont(35),::RECTF(60,900),,cred)
    
36.         canvas.drawString("￥",family.createFont(35,1),::RECTF(175,900),,cred)
    
37.         canvas.drawString(tostring(price),family.createFont(50,1),::RECTF(210,885),,cred)
    
38.        
    
39.         //绘制原价
    
40.         var cgray = gdip.solidBrush(0xFF979797)
    
41.         canvas.drawString("原价 ￥",family.createFont(25),::RECTF(60,970),,cgray)
    
42.         canvas.drawString(tostring(origPrice),family.createFont(35,8),::RECTF(139,960),,cgray)
    
43.        
    
44.         //绘制优惠券
    
45.         var pic = gdip.image("\res\qrico.png")
    
46.         canvas.drawImageRect(pic, 515, 880, 180, 70)
    
47.         var cwhite = gdip.solidBrush(0xFFFFFFFF)
    
48.         var x1 = 510
    
49.         var x2 = 520
    
50.         if(couponPrice <100){
    
51.                 x1 = 535
    
52.                 x2 = 555
    
53.         }elseif(couponPrice <1000){
    
54.                 x1 = 520
    
55.                 x2 = 540
    
56.         }
    
57.         canvas.drawString("￥",family.createFont(25),::RECTF(x1,905),,cwhite)
    
58.         canvas.drawString(tostring(couponPrice),family.createFont(50,1),::RECTF(x2,885),,cwhite)
    
59.        
    
60. 
    
61.         //绘制二维码
    
62.         var qr = qrencode.bitmap(qrtext,2,2).copyBitmap(170)
    
63.         canvas.drawImageRect(qr, 515, 1075, 170, 170)
    
64.        
    
65.         //绘制提示文字
    
66.         canvas.drawString("新品生活-少花钱，多生钱",family.createFont(28),::RECTF(170,1140),,gdip.solidBrush(0xFF666666))
    
67.         canvas.drawString("长按图片，扫码领取优惠券",family.createFont(23),::RECTF(210,1200),,cgray)
    
68. 
    
69.         //保存
    
70.         var tmp = io.tmpname() +".jpg"
    
71.         qrGoods.save(tmp, 90)
    
72.        
    
73.         return tmp
    
74. }

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