6

def colorize (x, red, green, blue, alpha=1.0) :

     7

    return x(style='background-color: rgba({red}, {green}, {blue}, {alpha:0.2f})'.format(red=red, green=green, blue=blue, alpha=alpha))

     8

     9

def input (head, name, value) :

    10

    return html.input(

    11

            type        = 'text',

    12

            name        = '-'.join([head, name]),

    13

    14

            id          = '-'.join([head, name]),

    15

            class_      = 'form-control dmx-input dmx-input-{name}'.format(name=name),

    16

    17

            placeholder = name,

    18

            value       = '{v:d}'.format(v=value) if value else None,

    19

    )

    20

    21

def color_input (head, c, value) :

    22

    color = dict(red=0, green=0, blue=0, alpha=0)

    23

    24

    color[c] = 255

    25

    if value :

    26

        color[alpha] = value / 255.0

    27

    28

    return colorize(input(head, c, value), **color)

    29

    30

def slider (head, name) :

    31

    return html.div(id='-'.join([head, name, 'slider']), class_='dmx-slider dmx-slider-{name}'.format(name=name))

    32

    33

def color_slider (head, c) :

    34

    return slider(head, c)

    35

    36

def head_color (head, value) :

    37

    return html.div(class_='dmx-color-background')(colorize(html.div(id='-'.join([head, 'color']), class_='dmx-color')(' '), **value))

    38

    47

    48

            '/static/dmx.css',

    56

            '/static/dmx.js',

    64

            # XXX

    65

            r, g, b = tuple((int(x, 16) if x else 0) for x in (

    73

    def render_head (self, name, head) :

    74

        if head.alpha() is None :

    75

            head_input = head_slider = None

    77

            head_input = input(name, 'alpha', head.alpha()['alpha'])

    78

            head_slider = slider(name, 'alpha')

    80

        rowspan = 1

    82

        if head.color() is None :

    83

            colors = { }

    84

            color = None

    85

        else :

    86

            colors = head.color()

    87

            color = head_color(name, colors)

    88

            rowspan += 3

    89

    90

        yield html.tr(

    91

            html.th(rowspan=rowspan)(name),

    92

            html.td(head_input),

    93

            html.td(head_slider),

    94

            html.td(rowspan=rowspan)(color),

    95

        )

    96

    97

        for c in colors :

    98

            yield html.tr(

    99

                html.td(

   100

                    color_input(name, c, colors[c]),

   101

                ),

   102

                html.td(

   103

                    color_slider(name, c),

   104

                ),

   106

   107

    def render (self) :

   109

            html.form(action='.', method='POST')(

   110

                html.table(class_='dmx')(

   111

                    html.thead(

   112

                        html.th(class_='dmx-head')(u"Head"),

   113

                        html.th(class_='dmx-value')(u"DMX"),

   114

                        html.th(class_='dmx-control')(u"Control"),

   115

                        html.th(class_='dmx-head-control')(u"Head Control"),

   117

                    html.tbody(self.render_head(name, head) for name, head in sorted(self.app.heads.iteritems())),

   118

                ),

   119

   120

                html.button(type='submit', class_='btn btn-primary')("Go"),

   129

    def __init__ (self, dmx, heads, **opts) :

   133

        self.heads = heads