# wxPython / wx / lib / agw / ribbon / art_internal.py

 ``` 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230``` ```""" This module contains methods used throughout the L{RibbonBar} library. """ import wx import math def RibbonInterpolateColour(start_colour, end_colour, position, start_position, end_position): if position <= start_position: return start_colour if position >= end_position: return end_colour position -= start_position end_position -= start_position r = end_colour.Red() - start_colour.Red() g = end_colour.Green() - start_colour.Green() b = end_colour.Blue() - start_colour.Blue() r = start_colour.Red() + (((r * position * 100) / end_position) / 100) g = start_colour.Green() + (((g * position * 100) / end_position) / 100) b = start_colour.Blue() + (((b * position * 100) / end_position) / 100) return wx.Colour(r, g, b) def RibbonShiftLuminance(colour, amount): if amount <= 1.0: return colour.Darker(colour.luminance * (1.0 - amount)) else: return colour.Lighter((1.0 - colour.luminance) * (amount - 1.0)) def RibbonCanLabelBreakAtPosition(label, pos): return label[pos] == ' ' def RibbonDrawParallelGradientLines(dc, nlines, line_origins, stepx, stepy, numsteps, offset_x, offset_y, start_colour, end_colour): rd = end_colour.Red() - start_colour.Red() gd = end_colour.Green() - start_colour.Green() bd = end_colour.Blue() - start_colour.Blue() for step in xrange(numsteps): r = start_colour.Red() + (((step*rd*100)/numsteps)/100) g = start_colour.Green() + (((step*gd*100)/numsteps)/100) b = start_colour.Blue() + (((step*bd*100)/numsteps)/100) p = wx.Pen(wx.Colour(r, g, b)) dc.SetPen(p) for n in xrange(nlines): dc.DrawLine(offset_x + line_origins[n].x, offset_y + line_origins[n].y, offset_x + line_origins[n].x + stepx, offset_y + line_origins[n].y + stepy) offset_x += stepx offset_y += stepy def RibbonLoadPixmap(bits, fore): xpm = wx.BitmapFromXPMData(bits).ConvertToImage() xpm.Replace(255, 0, 255, fore.Red(), fore.Green(), fore.Blue()) return wx.BitmapFromImage(xpm) class RibbonHSLColour(object): def __init__(self, h=0.0, s=0.0, l=0.0): if isinstance(h, wx.Colour): red, green, blue = h.Red()/255.0, h.Green()/255.0, h.Blue()/255.0 Min = min(red, min(green, blue)) Max = max(red, max(green, blue)) luminance = 0.5 * (Max + Min) if Min == Max: # colour is a shade of grey hue = 0.0 saturation = 0.0 else: if luminance <= 0.5: saturation = (Max - Min) / (Max + Min) else: saturation = (Max - Min) / (2.0 - (Max + Min)) if Max == red: hue = 60.0 * (green - blue) / (Max - Min) if hue < 0.0: hue += 360.0 elif Max == green: hue = 60.0 * (blue - red) / (Max - Min) hue += 120.0 else: # Max == blue hue = 60.0 * (red - green) / (Max - Min) hue += 240.0 self.hue = hue self.saturation = saturation self.luminance = luminance else: self.hue = h self.saturation = s self.luminance = l def ToRGB(self): _hue = (self.hue - math.floor(self.hue / 360.0) * 360.0) _saturation = self.saturation _luminance = self.luminance if _saturation > 1.0: _saturation = 1.0 if _saturation < 0.0: _saturation = 0.0 if _luminance > 1.0: _luminance = 1.0 if _luminance < 0.0: _luminance = 0.0 if _saturation == 0.0: # colour is a shade of grey red = blue = green = _luminance else: tmp2 = (_luminance < 0.5 and [_luminance*(1.0 + _saturation)] or [(_luminance+_saturation) - (_luminance*_saturation)])[0] tmp1 = 2.0 * _luminance - tmp2 tmp3R = _hue + 120.0 if tmp3R > 360.0: tmp3R -= 360.0 if tmp3R < 60.0: red = tmp1 + (tmp2 - tmp1) * tmp3R / 60.0 elif tmp3R < 180.0: red = tmp2 elif tmp3R < 240.0: red = tmp1 + (tmp2 - tmp1) * (240.0 - tmp3R) / 60.0 else: red = tmp1 tmp3G = _hue if tmp3G > 360.0: tmp3G -= 360.0 if tmp3G < 60.0: green = tmp1 + (tmp2 - tmp1) * tmp3G / 60.0 elif tmp3G < 180.0: green = tmp2 elif tmp3G < 240.0: green = tmp1 + (tmp2 - tmp1) * (240.0 - tmp3G) / 60.0 else: green = tmp1 tmp3B = _hue + 240.0 if tmp3B > 360.0: tmp3B -= 360.0 if tmp3B < 60.0: blue = tmp1 + (tmp2 - tmp1) * tmp3B / 60.0 elif tmp3B < 180.0: blue = tmp2 elif tmp3B < 240.0: blue = tmp1 + (tmp2 - tmp1) * (240.0 - tmp3B) / 60.0 else: blue = tmp1 return wx.Colour(red * 255.0, green * 255.0, blue * 255.0) def Darker(self, delta): return self.Lighter(-delta) def MakeDarker(self, delta): self.luminance -= delta return self def Lighter(self, delta): return RibbonHSLColour(self.hue, self.saturation, self.luminance + delta) def Saturated(self, delta): return RibbonHSLColour(self.hue, self.saturation + delta, self.luminance) def Desaturated(self, delta): return self.Saturated(-delta) def ShiftHue(self, delta): return RibbonHSLColour(self.hue + delta, self.saturation, self.luminance) class RibbonPageTabInfo(object): def __init__(self): self.page = -1 self.active = False self.hovererd = False self.rect = wx.Rect() self.ideal_width = 0 self.small_begin_need_separator_width = 0 self.small_must_have_separator_width = 0 self.minimum_width = 0 ```