labels.mss

// Country labels //
#place[class='country'][zoom>=2][zoom<=10] {
  text-name: @name;
  text-face-name: @sans_bd;
  text-placement: point;
  text-size: 10;
  text-fill: @text;
  text-halo-fill: @land;
  text-halo-radius: 1;
  text-halo-rasterizer: fast;
  text-wrap-width: 20;
  text-wrap-before: true;
  text-line-spacing: -3;
  [rank=1] {
    [zoom=3]  { text-size: 12; text-wrap-width: 60; }
    [zoom=4]  { text-size: 14; text-wrap-width: 90; }
    [zoom=5]  { text-size: 20; text-wrap-width: 120; }
    [zoom>=6] { text-size: 20; text-wrap-width: 120; }
  }
  [rank=2] {
    [zoom=2]  { text-name: [code]; }
    [zoom=3]  { text-size: 11; }
    [zoom=4]  { text-size: 13; }
    [zoom=5]  { text-size: 17; }
    [zoom>=6] { text-size: 20; }
  }
  [rank=3] {
    [zoom=3]  { text-name: [code]; }
    [zoom=4]  { text-size: 11; }
    [zoom=5]  { text-size: 15; }
    [zoom=6]  { text-size: 17; }
    [zoom=7]  { text-size: 18; text-wrap-width: 60; }
    [zoom>=8] { text-size: 20; text-wrap-width: 120; }
  }
  [rank=4] {
    [zoom=5] { text-size: 13; }
    [zoom=6] { text-size: 15; text-wrap-width: 60  }
    [zoom=7] { text-size: 16; text-wrap-width: 90; }
    [zoom=8] { text-size: 18; text-wrap-width: 120; }
    [zoom>=9] { text-size: 20; text-wrap-width: 120; }
  }
  [rank=5] {
    [zoom=5] { text-size: 11; }
    [zoom=6] { text-size: 13; }
    [zoom=7] { text-size: 14; text-wrap-width: 60; }
    [zoom=8] { text-size: 16; text-wrap-width: 90; }
    [zoom>=9] { text-size: 18; text-wrap-width: 120; }
  }
  [rank>=6] {
    [zoom=7] { text-size: 12; }
    [zoom=8] { text-size: 14; }
    [zoom>=9] { text-size: 16; }
  }
}


// ---------------------------------------------------------------------
// Cities, towns, villages, etc

// City labels with dots for low zoom levels.
// The separate attachment keeps the size of the XML down.
#place::citydots[class='city'][zoom>=4][zoom<=7][rank<=20] {
    shield-file: url("shield/dot.svg");
    shield-transform:scale(0.5,0.5);
    shield-unlock-image: true;
    shield-name: @name;
    shield-size: 12;
    shield-face-name: @sans;
    shield-placement: point;
    shield-fill: @text;
    shield-halo-fill: @fill1;
    shield-halo-radius: 2;
    shield-halo-rasterizer: fast;
    shield-margin:30;
    shield-opacity:0.5;
    [zoom=7] { shield-size: 14; }
}

#place[zoom>=8][rank<=20] {
  text-name: @name;
  text-face-name: @sans;
  text-wrap-width: 80;
  text-wrap-before: true;
  text-fill: @text;
  text-halo-fill: @fill1;
  text-halo-radius: 2;
  text-halo-rasterizer: fast;
  text-size: 10;
  text-line-spacing:-2;
  text-margin:25;

  // Cities
  [class='city'][zoom>=8][zoom<=15] {
  	text-face-name: @sans_md;
    text-size: 15;
    text-line-spacing:-7;

    [zoom>=10] { 
      text-size: 17;
      text-wrap-width: 140;
    }
    [zoom>=12] { 
      text-size: 20;
      text-wrap-width: 180;
    }
    // Hide at largest scales:
    [zoom>=16] { text-name: "''"; }
  }
  
  // Towns
  [class='town'] {
    text-size: 12;    
    text-halo-fill: @fill1;
    text-halo-radius: 1.9;
    [zoom>=12] { text-size: 12; }
    [zoom>=14] { text-size: 16; }
    [zoom>=16] { text-size: 22; }
    // Hide at largest scales:
    [zoom>=18] { text-name: "''"; }
  }
  
  // Villages and suburbs
  [class='village'] {
    text-size: 12;    
    text-halo-fill: @fill1;
    text-halo-radius: 1.9;
    [zoom>=12] { text-size: 10; }
    [zoom>=14] { text-size: 14; }
    [zoom>=16] { text-size: 18; }
  }
  [class='hamlet'],
  [class='suburb'],
  [class='neighbourhood'] {
    text-fill: @fill3;
    text-face-name:	@sans_it;
    text-transform: none;
    text-margin:50;
    text-halo-radius: 2;
    text-character-spacing: 0.5;
    text-size: 12;
    [zoom>=14] { text-size: 14; }
    [zoom>=15] { text-size: 16; text-character-spacing: 1; }
    [zoom>=16] { text-size: 18; text-character-spacing: 2; }
    [zoom>=18] { text-size: 24; text-character-spacing: 3; }
  }
}

// Highway Shields
#transportation_name::shield-pt[class='motorway'][zoom>=7][zoom<=10][ref_length<=6],
#transportation_name::shield-pt[class='motorway'][zoom>=9][zoom<=10][ref_length<=6],
#transportation_name::shield-ln[zoom>=11][ref_length<=6] {
  shield-name: "[ref].replace('·', '\n')";
  shield-size: 9;
  shield-line-spacing: -4;
  shield-file: url('shield/default-[ref_length].svg');
  shield-face-name: @sans;
  shield-fill: #aaa;
  [zoom>=14] {
    shield-transform: scale(1.25,1.25);
    shield-size: 11;
  }
}
#transportation_name::shield-pt[class='motorway'][zoom>=7][zoom<=10][ref_length<=6],
#transportation_name::shield-pt[class='motorway'][zoom>=9][zoom<=10][ref_length<=6] {
  shield-placement: point;
  shield-avoid-edges: false;
}
#transportation_name::shield-ln[zoom>=11][ref_length<=6] {
  shield-placement: line;
  shield-spacing: 400;
  shield-min-distance: 100;
  shield-avoid-edges: true;
}

// Road labels
#transportation_name[zoom>=12],
#transportation_name[zoom>=15] { 
  text-placement: line;
  text-face-name: @sans;
  text-name: '[name]';
  text-size: 9;
  text-min-distance: 100;
  text-halo-fill: @land;
  text-halo-radius: 1;
  text-fill: @text;
  [zoom>=17] { text-size: 11;}
}

#water_name {
  [zoom<=13],
  [zoom>=14][area>500000],
  [zoom>=16][area>10000],
  [zoom>=17] {
    text-name: '[name]';
    text-face-name: @sans_bd;
    text-fill: @text;
    text-size: 12;
    text-halo-fill: @water;
    text-halo-radius: 1;
    text-wrap-width: 60;
    text-wrap-before: true;
    text-avoid-edges: true;
  }
}

#waterway[class='river'][name!=null][zoom>=13],
#waterway[class='canal'][name!=null][zoom>=14],
#waterway[class='stream'][name!=null][zoom>=15] { 
  text-name: '[name]';
  text-face-name: @sans_bd;
  text-fill: @text;
  text-min-distance: 60;
  text-size: 10;
  text-halo-fill: @water;
  text-halo-radius: 1;
  text-wrap-before: true;
  text-avoid-edges: true;
  text-placement: line;
}

// Place labels
#poi[class='park'][rank<=4],
#poi[class='airport'][rank<=4],
#poi[class='airfield'][rank<=4],
#poi[class='rail'][rank<=4],
#poi[class='school'][rank<=4],
#poi[class='hospital'][rank<=4],
#poi[class='bus'][rank<=4]{ 
  text-face-name: @sans_bdit;
  text-allow-overlap: false;
  text-name: '[name]';
  text-size: 9;
  text-line-spacing: -2;
  text-min-distance: 50;
  text-wrap-width: 60;
  text-halo-fill: @fill1;
  text-halo-radius: 1;
  text-fill: @text;
}