src/qpatchbay.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4
   5 # Imports
   6 from PyQt4.QtCore import Qt, QRectF
   7 from PyQt4.QtGui import QColor, QGraphicsItem, QGraphicsRectItem, QGraphicsTextItem, QGraphicsScene, QPen
   8 from PyQt4.QtGui import QFont, QFontMetrics
   9
  10
  11 # Testing Box
  12 class AudioTestBox(QGraphicsItem):
  13     def __init__(self, p_min, p_mout, p_ain, p_aout, name):
  14         QGraphicsItem.__init__(self)
  15
  16         # Base Variables
  17         self.box_width  = 50
  18         self.box_height = 50
  19         self.max_p_size = 50
  20         self.max_in_size  = 50
  21         self.max_out_size = 50
  22         self.box_font   = QFont("Deja Vu Sans", 8, QFont.Normal)
  23
  24         # Make the App Name fit the Box
  25         app_name_size = QFontMetrics(self.box_font).width(name)
  26         if (app_name_size > self.box_width-10):
  27           self.box_width = app_name_size
  28
  29         # Get Max Midi Name size
  30         if (p_min > p_mout):
  31           p_sel = p_min
  32         else:
  33           p_sel = p_mout
  34
  35         for i in range(len(p_sel)):
  36           size = 20
  37           if (len(p_sel) <= len(p_min)):
  38             size += QFontMetrics(self.box_font).width(p_min[i])
  39           if (len(p_sel) <= len(p_mout)):
  40             size += QFontMetrics(self.box_font).width(p_mout[i])
  41           if (size > self.max_p_size):
  42             self.max_p_size = size
  43
  44         # Get Max Audio Name size
  45         if (p_ain > p_aout):
  46           p_sel = p_ain
  47         else:
  48           p_sel = p_aout
  49
  50         for i in range(len(p_sel)):
  51           size = 20
  52           if (len(p_sel) <= len(p_ain)):
  53             size += QFontMetrics(self.box_font).width(p_ain[i])
  54           if (len(p_sel) <= len(p_aout)):
  55             size += QFontMetrics(self.box_font).width(p_aout[i])
  56           if (size > self.max_p_size):
  57             self.max_p_size = size
  58
  59         # Grow Box horizontally if needed
  60         if (self.max_p_size > self.box_width-10):
  61           self.box_width = self.max_p_size
  62
  63         # Grow Box vertically to fit all inputs
  64         new_box_height = 30
  65         for i in range(len(p_min)+len(p_ain)):
  66           new_box_height += 20
  67
  68         if (new_box_height > self.box_height):
  69           self.box_height = new_box_height
  70
  71         # Grow Box vertically to fit all outputs
  72         new_box_height = 30
  73         for i in range(len(p_mout)+len(p_aout)):
  74           new_box_height += 20
  75
  76         if (new_box_height > self.box_height):
  77           self.box_height = new_box_height
  78
  79         # Add main Box
  80         self.box = QGraphicsRectItem(0, 0, self.box_width+10, self.box_height, self)
  81         self.box.setBrush(QColor(10, 11, 12))
  82         self.box.setPen(QPen(Qt.white, 0))
  83
  84         # App name
  85         self.app_name = QGraphicsTextItem(name, self.box)
  86         self.app_name.setFont(self.box_font)
  87
  88         # Get Max Midi Input Name size
  89         for i in range(len(p_min)):
  90           size = QFontMetrics(self.box_font).width(p_min[i])
  91           if (size > self.max_in_size):
  92             self.max_in_size = size
  93
  94         # Get Max Midi Output Name size
  95         for i in range(len(p_mout)):
  96           size = QFontMetrics(self.box_font).width(p_mout[i])
  97           if (size > self.max_out_size):
  98             self.max_out_size = size
  99
 100         # Get Max Audio Input Name size
 101         for i in range(len(p_ain)):
 102           size = QFontMetrics(self.box_font).width(p_ain[i])
 103           if (size > self.max_in_size):
 104             self.max_in_size = size
 105
 106         # Get Max Audio Output Name size
 107         for i in range(len(p_aout)):
 108           size = QFontMetrics(self.box_font).width(p_aout[i])
 109           if (size > self.max_out_size):
 110             self.max_out_size = size
 111
 112         # Show Input ports
 113         last_pos = 30
 114         for i in range(len(p_ain)):
 115           self.tmp_box = QGraphicsRectItem(0, last_pos, self.max_in_size+5, 15, self.box)
 116           self.tmp_box.setBrush(Qt.blue)
 117           self.tmp_box.setPen(QPen(Qt.darkBlue, 0))
 118           self.tmp_txt = QGraphicsTextItem(p_ain[i], self.box)
 119           self.tmp_txt.setFont(self.box_font)
 120           self.tmp_txt.setPos(0, last_pos-3)
 121           last_pos += 20
 122
 123         for i in range(len(p_min)):
 124           self.tmp_box = QGraphicsRectItem(0, last_pos, self.max_in_size+5, 15, self.box)
 125           self.tmp_box.setBrush(Qt.red)
 126           self.tmp_box.setPen(QPen(Qt.darkRed, 0))
 127           self.tmp_txt = QGraphicsTextItem(p_min[i], self.box)
 128           self.tmp_txt.setFont(self.box_font)
 129           self.tmp_txt.setPos(0, last_pos-3)
 130           last_pos += 20
 131
 132         # Show Output ports
 133         last_pos = 30
 134         for i in range(len(p_aout)):
 135           self.tmp_box = QGraphicsRectItem(self.box_width-self.max_out_size+5, last_pos, self.max_out_size+5, 15, self.box)
 136           self.tmp_box.setBrush(Qt.blue)
 137           self.tmp_box.setPen(QPen(Qt.darkBlue, 0))
 138           self.tmp_txt = QGraphicsTextItem(p_aout[i], self.box)
 139           self.tmp_txt.setFont(self.box_font)
 140           self.tmp_txt.setPos(self.box_width-self.max_out_size+3, last_pos-3)
 141           last_pos += 20
 142
 143         for i in range(len(p_mout)):
 144           self.tmp_box = QGraphicsRectItem(self.box_width-self.max_out_size+5, last_pos, self.max_out_size+5, 15, self.box)
 145           self.tmp_box.setBrush(Qt.red)
 146           self.tmp_box.setPen(QPen(Qt.darkRed, 0))
 147           self.tmp_txt = QGraphicsTextItem(p_mout[i], self.box)
 148           self.tmp_txt.setFont(self.box_font)
 149           self.tmp_txt.setPos(self.box_width-self.max_out_size+3, last_pos-3)
 150           last_pos += 20
 151
 152         # Final touches
 153         self.box.setZValue(-1)
 154         self.box.setFlag(QGraphicsItem.ItemIsMovable)
 155
 156     def boundingRect(self):
 157         return QRectF(0, 0, 0, 0)
 158
 159     def paint(self, painter, option, widget):
 160         pass