spec/gradients.py

   1 from sys import *
   2 from pdflib_py import *
   3 p = PDF_new()
   4 PDF_open_file(p, "gradients.pdf")
   5
   6 PDF_set_parameter(p, "usercoordinates", "true")
   7 PDF_set_value(p, "compress", 0)
   8
   9 PDF_set_info(p, "Author", "pdflib")
  10 PDF_set_info(p, "Creator", "pdflib_py")
  11 PDF_set_info(p, "Title", "gradients")
  12
  13 width = 1024
  14 height = 800
  15 PDF_begin_page(p, width, height)
  16
  17 type,x,params = "radial",0,"r0=0 r1=320"
  18 y = 0
  19 PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 0.0, 1.0)
  20 shading = PDF_shading(p, type, 160+x,160+y, 160+x, 160+y, 1.0, 1.0, 1.0, 1.0, params) #axial|radial
  21 pattern = PDF_shading_pattern(p,shading,"")
  22 PDF_setcolor(p, "fill", "pattern", pattern,0,0,0)
  23 PDF_moveto(p, x,y)
  24 PDF_curveto(p, x+80, y+80, x+80, y+240, x, y+320)
  25 PDF_curveto(p, x+80, y+240, x+240, y+240, x+320, y+320)
  26 PDF_curveto(p, x+240, y+240, x+240, y+80, x+320, y)
  27 PDF_curveto(p, x+240, y+80, x+80, y+80, x, y)
  28 PDF_fill(p)
  29 PDF_moveto(p, x,y)
  30 PDF_curveto(p, x+80, y+80, x+80, y+240, x, y+320)
  31 PDF_curveto(p, x+80, y+240, x+240, y+240, x+320, y+320)
  32 PDF_curveto(p, x+240, y+240, x+240, y+80, x+320, y)
  33 PDF_curveto(p, x+240, y+80, x+80, y+80, x, y)
  34 PDF_stroke(p)
  35
  36 type,x,params = "axial",200,""
  37 y = 0
  38 PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 0.4, 1.0)
  39 shading = PDF_shading(p, type, 0+x,0+y, 320+x,320+y, 1.0, 1.0, 1.0, 1.0, params) #axial|radial
  40 pattern = PDF_shading_pattern(p,shading,"")
  41 PDF_setcolor(p, "fill", "pattern", pattern,0,0,0)
  42 PDF_moveto(p, x,y)
  43 PDF_curveto(p, x+80, y+80, x+80, y+240, x, y+320)
  44 PDF_curveto(p, x+80, y+240, x+240, y+240, x+320, y+320)
  45 PDF_curveto(p, x+240, y+240, x+240, y+80, x+320, y)
  46 PDF_curveto(p, x+240, y+80, x+80, y+80, x, y)
  47 PDF_fill(p)
  48 PDF_moveto(p, x,y)
  49 PDF_curveto(p, x+80, y+80, x+80, y+240, x, y+320)
  50 PDF_curveto(p, x+80, y+240, x+240, y+240, x+320, y+320)
  51 PDF_curveto(p, x+240, y+240, x+240, y+80, x+320, y)
  52 PDF_curveto(p, x+240, y+80, x+80, y+80, x, y)
  53 PDF_stroke(p)
  54
  55 type,x,params = "radial",500,"r0=0 r1=220"
  56 y = 0
  57 PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 0.4, 1.0)
  58 shading = PDF_shading(p, type, 120+x, 340+y, 120+x, 340+y, 1.0, 1.0, 1.0, 1.0, params) #axial|radial
  59 pattern = PDF_shading_pattern(p,shading,"")
  60 PDF_setcolor(p, "fill", "pattern", pattern,0,0,0)
  61 PDF_moveto(p, x+80, y+80)
  62 PDF_lineto(p, x+80, y+640)
  63 PDF_lineto(p, x+160, y+640)
  64 PDF_lineto(p, x+160, y+80)
  65 PDF_lineto(p, x+80, y+80)
  66 PDF_fill(p)
  67 PDF_moveto(p, x+80, y+80)
  68 PDF_lineto(p, x+80, y+640)
  69 PDF_lineto(p, x+160, y+640)
  70 PDF_lineto(p, x+160, y+80)
  71 PDF_lineto(p, x+80, y+80)
  72 PDF_stroke(p)
  73
  74 type,x,params = "axial",600,""
  75 y = 0
  76 PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 0.4, 1.0)
  77 shading = PDF_shading(p, type, 80+x, 80+y, 80+x, 640+y, 1.0, 1.0, 1.0, 1.0, params) #axial|radial
  78 pattern = PDF_shading_pattern(p,shading,"")
  79 PDF_setcolor(p, "fill", "pattern", pattern,0,0,0)
  80 PDF_moveto(p, x+80, y+80)
  81 PDF_lineto(p, x+80, y+640)
  82 PDF_lineto(p, x+160, y+640)
  83 PDF_lineto(p, x+160, y+80)
  84 PDF_lineto(p, x+80, y+80)
  85 PDF_fill(p)
  86 PDF_moveto(p, x+80, y+80)
  87 PDF_lineto(p, x+80, y+640)
  88 PDF_lineto(p, x+160, y+640)
  89 PDF_lineto(p, x+160, y+80)
  90 PDF_lineto(p, x+80, y+80)
  91 PDF_stroke(p)
  92
  93 type,x,params = "axial",50,""
  94 y = 300
  95 PDF_setcolor(p, "fill", "rgb", 0.0, 0.0, 0.4, 1.0)
  96 shading = PDF_shading(p, type, 80+x, 80+y, 400+x, 80+y, 1.0, 1.0, 1.0, 1.0, params) #axial|radial
  97 pattern = PDF_shading_pattern(p,shading,"")
  98 PDF_setcolor(p, "fill", "pattern", pattern,0,0,0)
  99 PDF_moveto(p, x+80, y+80)
 100 PDF_lineto(p, x+80, y+160)
 101 PDF_lineto(p, x+400, y+160)
 102 PDF_lineto(p, x+400, y+80)
 103 PDF_lineto(p, x+80, y+80)
 104 PDF_fill(p)
 105 PDF_moveto(p, x+80, y+80)
 106 PDF_lineto(p, x+80, y+160)
 107 PDF_lineto(p, x+400, y+160)
 108 PDF_lineto(p, x+400, y+80)
 109 PDF_lineto(p, x+80, y+80)
 110 PDF_stroke(p)
 111
 112 PDF_end_page(p)
 113 PDF_close(p)
 114 PDF_delete(p);