examples/csound_floss_manual/01-GS-05-a.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "portuguese-massage",
   "metadata": {},
   "outputs": [],
   "source": [
    "import draw2Svg as dw"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "driven-lightning",
   "metadata": {
    "scrolled": true
   },
   "outputs": [
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   "source": [
    "w,h = 1000,250\n",
    "d = dw.Drawing(w,h)\n",
    "\n",
    "def note(x=10,y=10,y_space=10,**args):\n",
    "    \"\"\"note with xy as center\n",
    "    for color: fill='gray' or fill='#555'\"\"\"\n",
    "    r = y_space/2\n",
    "    p = dw.Path(**args)\n",
    "    p1 = x-r*1.2,y+r*.6\n",
    "    p2 = x+r*1.2,y-r*.6\n",
    "    p.M(*p1)\n",
    "    p.C(x-r*1.7,y-r*.3, x+r*.3,y-r*1.4, *p2)\n",
    "    p.C(x+r*1.7,y+r*.3, x-r*.3,y+r*1.4, *p1)\n",
    "    d.append(p)\n",
    "\n",
    "def sharp(x_note=10,y_note=10,y_space=10,color='black',sw=1,x_offset_mult=2/3):\n",
    "    \"\"\"sharp sign before a note\n",
    "    x_note and y_note are the middle of the note\n",
    "    x_offset_mult: x offset between sharp and note as ratio of y_space\"\"\"\n",
    "    width = y_space*1/2\n",
    "    x_offset = y_space*x_offset_mult\n",
    "    ybot = y_note+y_space\n",
    "    ybot1 = y_note+y_space*1/2 #left\n",
    "    ybot2 = y_note+y_space*1/9 #right\n",
    "    ytop = y_note-y_space\n",
    "    ytop2 = y_note-y_space*1/2 #left\n",
    "    ytop1 = y_note-y_space*1/9 #right\n",
    "    x1 = x_note-x_offset-width-y_space/2\n",
    "    x2 = x_note-x_offset-y_space/2\n",
    "    xmin = x1-y_space*1/5\n",
    "    xmax = x2+y_space*1/5\n",
    "    g = dw.Group(stroke=color,stroke_width=sw)\n",
    "    g.append(dw.Line(x1,ybot,x1,ytop))\n",
    "    g.append(dw.Line(x2,ybot,x2,ytop))\n",
    "    g.append(dw.Line(xmin,ybot1,xmax,ybot2))\n",
    "    g.append(dw.Line(xmin,ytop1,xmax,ytop2))\n",
    "    d.append(g)\n",
    "\n",
    "def bflat(x_note=10,y_note=10,y_space=10,color='black',sw=1,x_offset_mult=1):\n",
    "    \"\"\"b flat sign before a note\n",
    "    x_note and y_note are the middle of the note\n",
    "    x_offset_mult: x offset between sharp and note as ratio of y_space\"\"\"\n",
    "    width = y_space*1/2\n",
    "    x_offset = y_space*x_offset_mult\n",
    "    x_left = x_note-x_offset-width\n",
    "    y_top = y_note-y_space*1.5\n",
    "    y_bot = y_note+y_space*0.5\n",
    "    y_end = y_note-y_space*1/4\n",
    "    p = dw.Path(fill='none',stroke=color,stroke_width=sw)\n",
    "    p.M(x_left,y_top)\n",
    "    p.V(y_bot)\n",
    "    p.Q(x_note-x_offset*1/4,y_note-y_space*3/4 ,x_left,y_end)\n",
    "    d.append(p)\n",
    "\n",
    "def ledger(x=10,y=10,num=1,y_space=10,leng=20,sw=1,color='black'):\n",
    "    \"\"\"draws num ledgers\n",
    "    x,y is the center of the first one, the others are below\"\"\"\n",
    "    for i in range(num):\n",
    "        d.append(dw.Line(x-leng/2,y,x+leng/2,y,stroke=color,stroke_width=sw))\n",
    "        y += y_space\n",
    "    \n",
    "def stave(x=10,y=10,len=200,y_space=10,color='black',sw=1,numlines=5):\n",
    "    \"\"\"draws a stave.  x,y are top left\"\"\"\n",
    "    for i in range(numlines):\n",
    "        d.append(dw.Line(x,y+i*y_space,x+len,y+i*y_space,stroke=color,stroke_width=sw))\n",
    "\n",
    "def violinClef(x=10,y=10,linspace=10,color='black',sw=2):\n",
    "    \"\"\"draws a violin clef.  x,y are top left of the stave\"\"\"\n",
    "    p1 = x+linspace/2,y+linspace*3.5\n",
    "    c1a = x+linspace*4,y+linspace\n",
    "    c1b = x+linspace/3, y+linspace*6\n",
    "    p2 = x+linspace/10,y+linspace*3\n",
    "    c2a = x,y+linspace*2\n",
    "    c2b = x+linspace*2,y-linspace\n",
    "    p3 = x+linspace,y-linspace/2\n",
    "    c3a = x,y-linspace/2\n",
    "    c3b = x+linspace*2, y+linspace*4\n",
    "    p4 = x+linspace/2,y+linspace*5\n",
    "    c4a = x, y+linspace*5\n",
    "    c4b = x+linspace/2, y+linspace*4.5\n",
    "    p5 = x+linspace/2,y+linspace*4.5\n",
    "    p = dw.Path(stroke=color,stroke_width=sw,fill='none')\n",
    "    p.M(*p1)\n",
    "    p.C(*c1a, *c1b, *p2)\n",
    "    p.C(*c2a, *c2b, *p3)\n",
    "    p.C(*c3a, *c3b, *p4)\n",
    "    p.C(*c4a, *c4b, *p5)\n",
    "    d.append(p)\n",
    "\n",
    "def bassClef(x=10,y=10,linspace=10,color='black',sw=2,r=1):\n",
    "    \"\"\"draws a bass clef.  x,y are top left of the stave\n",
    "    sw = stroke width, r = radius for two points\"\"\"\n",
    "    p1 = x+linspace*.7,y+linspace*.8\n",
    "    c1a = x+linspace*.9,y+linspace*1.1\n",
    "    c1b = x+linspace*.5, y+linspace*1.3\n",
    "    p2 = x+linspace*.4,y+linspace\n",
    "    c2a = x+linspace*.2,y+linspace/2\n",
    "    c2b = x+linspace*.6,y\n",
    "    p3 = x+linspace*1,y+linspace/7\n",
    "    c3a = x+linspace*2,y+linspace/2\n",
    "    c3b = x+linspace, y+linspace*2\n",
    "    p4 = x+linspace/5,y+linspace*3-linspace/7\n",
    "    p = dw.Path(stroke=color,stroke_width=sw,fill='none')\n",
    "    p.M(*p1)\n",
    "    p.C(*c1a, *c1b, *p2)\n",
    "    p.C(*c2a, *c2b, *p3)\n",
    "    p.C(*c3a, *c3b, *p4)\n",
    "    d.append(p)\n",
    "    d.append(dw.Circle(x+linspace*1.7,y+linspace-r*3,r,stroke=color))\n",
    "    d.append(dw.Circle(x+linspace*1.7,y+linspace+r*3,r,stroke=color))\n",
    "\n",
    "# staves \n",
    "st1y = 50\n",
    "st2y = 150\n",
    "startx = 10\n",
    "stave(startx,st1y,w-20)\n",
    "stave(startx,st2y,w-20)\n",
    "violinClef(startx,st1y)\n",
    "bassClef(startx,st2y)\n",
    "\n",
    "# text middle\n",
    "size = 16\n",
    "x = 150\n",
    "x_shift = 30\n",
    "y = st2y-30\n",
    "x1 = 45\n",
    "x2 = 100\n",
    "x3 = 910\n",
    "x4 = 965\n",
    "for num in range(48,73):\n",
    "    d.append(dw.Text('%d'%num,size,x,y,text_anchor='middle',valign='middle'))\n",
    "    x += x_shift\n",
    "d.append(dw.Text('... 24 ...',size,x1,y,text_anchor='middle',valign='middle'))\n",
    "d.append(dw.Text('... 36 ...',size,x2,y,text_anchor='middle',valign='middle'))\n",
    "d.append(dw.Text('... 84 ...',size,x3,y,text_anchor='middle',valign='middle'))\n",
    "d.append(dw.Text('... 96 ...',size,x4,y,text_anchor='middle',valign='middle'))\n",
    "    \n",
    "# notes and accidentals\n",
    "c = '#444'\n",
    "xstart = 150\n",
    "ystart = st2y + 25\n",
    "for i,j in zip([0,1,0,1,1,0,1,0,1,1,0,1,1,1],[0,1,0,1,0,0,1,0,1,0,-1,0,0]):\n",
    "    note(xstart,ystart,fill=c)\n",
    "    if j==1: sharp(xstart,ystart)\n",
    "    elif j==-1: bflat(xstart,ystart)\n",
    "    xstart += x_shift\n",
    "    ystart -= 5*i\n",
    "xstart = 510\n",
    "ystart = st1y + 50\n",
    "for i,j in zip([0,1,0,1,1,0,1,0,1,1,0,1,1,1],[0,1,0,1,0,0,1,0,1,0,-1,0,0]):\n",
    "    note(xstart,ystart,fill=c)\n",
    "    if j==1: sharp(xstart,ystart)\n",
    "    elif j==-1: bflat(xstart,ystart)\n",
    "    xstart += x_shift\n",
    "    ystart -= 5*i\n",
    "note(x1,st2y+60,fill=c)\n",
    "note(x2,st2y+60,fill=c)\n",
    "note(x3,st1y-20,fill=c)\n",
    "note(x4,st1y-20,fill=c)\n",
    "\n",
    "# ledgers\n",
    "ledger(x1,st2y+50,2)\n",
    "ledger(x2,st2y+50,2)\n",
    "ledger(x3,st1y-20,2)\n",
    "ledger(x4,st1y-20,2)\n",
    "ledger(510,st1y+50)\n",
    "ledger(510,st2y-10)\n",
    "\n",
    "# ottava\n",
    "d.append(dw.Text('8',14,x1-2,st2y+85,font_style='italic',text_anchor='end'))\n",
    "d.append(dw.Text('va',10,x1-1,st2y+85,font_style='italic',text_anchor='start'))\n",
    "d.append(dw.Text('8',14,x4-2,st1y-35,font_style='italic',text_anchor='end'))\n",
    "d.append(dw.Text('va',10,x4-1,st1y-40,font_style='italic',text_anchor='start'))\n",
    "\n",
    "d.savePng('01-GS-05-a.png')\n",
    "d"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "experimental-appreciation",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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