Commit 697db521 authored by Mike Bostock's avatar Mike Bostock
Browse files

Refactor interpolate tests for minimal loading.

parent 1ff5f504
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......@@ -31,7 +31,7 @@
"jsdom": "~0.5.2"
},
"devDependencies": {
"smash": "~0.0.7",
"smash": "~0.0.8",
"uglify-js": "2.2.x",
"vows": "0.7.x"
},
......
import "interpolate";
d3.interpolateArray = d3_interpolateArray;
function d3_interpolateArray(a, b) {
var x = [],
c = [],
na = a.length,
nb = b.length,
n0 = Math.min(a.length, b.length),
i;
for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));
for (; i < na; ++i) c[i] = a[i];
for (; i < nb; ++i) c[i] = b[i];
return function(t) {
for (i = 0; i < n0; ++i) c[i] = x[i](t);
return c;
};
}
import "../color/hcl";
d3.interpolateHcl = d3_interpolateHcl;
function d3_interpolateHcl(a, b) {
a = d3.hcl(a);
b = d3.hcl(b);
var ah = a.h,
ac = a.c,
al = a.l,
bh = b.h - ah,
bc = b.c - ac,
bl = b.l - al;
if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; // shortest path
return function(t) {
return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
};
}
import "../color/hsl";
d3.interpolateHsl = d3_interpolateHsl;
// interpolates HSL space, but outputs RGB string (for compatibility)
function d3_interpolateHsl(a, b) {
a = d3.hsl(a);
b = d3.hsl(b);
var h0 = a.h,
s0 = a.s,
l0 = a.l,
h1 = b.h - h0,
s1 = b.s - s0,
l1 = b.l - l0;
if (h1 > 180) h1 -= 360; else if (h1 < -180) h1 += 360; // shortest path
return function(t) {
return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t) + "";
};
}
import "array";
import "ease";
import "hcl";
import "hsl";
import "interpolate";
import "lab";
import "number";
import "object";
import "rgb";
import "round";
import "string";
import "transform";
import "uninterpolate";
import "../color/color";
import "../color/hcl";
import "../color/hsl";
import "../color/lab";
import "../color/rgb";
import "../math/transform";
import "rgb";
import "transform";
import "object";
import "array";
import "number";
import "string";
d3.interpolate = function(a, b) {
d3.interpolate = d3_interpolate;
function d3_interpolate(a, b) {
var i = d3.interpolators.length, f;
while (--i >= 0 && !(f = d3.interpolators[i](a, b)));
return f;
};
d3.interpolateNumber = function(a, b) {
b -= a;
return function(t) { return a + b * t; };
};
d3.interpolateRound = function(a, b) {
b -= a;
return function(t) { return Math.round(a + b * t); };
};
d3.interpolateString = function(a, b) {
var m, // current match
i, // current index
j, // current index (for coalescing)
s0 = 0, // start index of current string prefix
s1 = 0, // end index of current string prefix
s = [], // string constants and placeholders
q = [], // number interpolators
n, // q.length
o;
// Reset our regular expression!
d3_interpolate_number.lastIndex = 0;
// Find all numbers in b.
for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
if (m.index) s.push(b.substring(s0, s1 = m.index));
q.push({i: s.length, x: m[0]});
s.push(null);
s0 = d3_interpolate_number.lastIndex;
}
if (s0 < b.length) s.push(b.substring(s0));
// Find all numbers in a.
for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
o = q[i];
if (o.x == m[0]) { // The numbers match, so coalesce.
if (o.i) {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i - 1] += o.x;
s.splice(o.i, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
} else { // This match is followed by a string, so coalesce twice.
s[o.i - 1] += o.x + s[o.i + 1];
s.splice(o.i, 2);
for (j = i + 1; j < n; ++j) q[j].i -= 2;
}
} else {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coalesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
}
}
q.splice(i, 1);
n--;
i--;
} else {
o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
}
}
// Remove any numbers in b not found in a.
while (i < n) {
o = q.pop();
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coalesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
}
n--;
}
// Special optimization for only a single match.
if (s.length === 1) {
return s[0] == null ? q[0].x : function() { return b; };
}
// Otherwise, interpolate each of the numbers and rejoin the string.
return function(t) {
for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
return s.join("");
};
};
d3.interpolateTransform = function(a, b) {
var s = [], // string constants and placeholders
q = [], // number interpolators
n,
A = d3.transform(a),
B = d3.transform(b),
ta = A.translate,
tb = B.translate,
ra = A.rotate,
rb = B.rotate,
wa = A.skew,
wb = B.skew,
ka = A.scale,
kb = B.scale;
if (ta[0] != tb[0] || ta[1] != tb[1]) {
s.push("translate(", null, ",", null, ")");
q.push({i: 1, x: d3.interpolateNumber(ta[0], tb[0])}, {i: 3, x: d3.interpolateNumber(ta[1], tb[1])});
} else if (tb[0] || tb[1]) {
s.push("translate(" + tb + ")");
} else {
s.push("");
}
if (ra != rb) {
if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360; // shortest path
q.push({i: s.push(s.pop() + "rotate(", null, ")") - 2, x: d3.interpolateNumber(ra, rb)});
} else if (rb) {
s.push(s.pop() + "rotate(" + rb + ")");
}
if (wa != wb) {
q.push({i: s.push(s.pop() + "skewX(", null, ")") - 2, x: d3.interpolateNumber(wa, wb)});
} else if (wb) {
s.push(s.pop() + "skewX(" + wb + ")");
}
if (ka[0] != kb[0] || ka[1] != kb[1]) {
n = s.push(s.pop() + "scale(", null, ",", null, ")");
q.push({i: n - 4, x: d3.interpolateNumber(ka[0], kb[0])}, {i: n - 2, x: d3.interpolateNumber(ka[1], kb[1])});
} else if (kb[0] != 1 || kb[1] != 1) {
s.push(s.pop() + "scale(" + kb + ")");
}
n = q.length;
return function(t) {
var i = -1, o;
while (++i < n) s[(o = q[i]).i] = o.x(t);
return s.join("");
};
};
d3.interpolateRgb = function(a, b) {
a = d3.rgb(a);
b = d3.rgb(b);
var ar = a.r,
ag = a.g,
ab = a.b,
br = b.r - ar,
bg = b.g - ag,
bb = b.b - ab;
return function(t) {
return "#"
+ d3_rgb_hex(Math.round(ar + br * t))
+ d3_rgb_hex(Math.round(ag + bg * t))
+ d3_rgb_hex(Math.round(ab + bb * t));
};
};
// interpolates HSL space, but outputs RGB string (for compatibility)
d3.interpolateHsl = function(a, b) {
a = d3.hsl(a);
b = d3.hsl(b);
var h0 = a.h,
s0 = a.s,
l0 = a.l,
h1 = b.h - h0,
s1 = b.s - s0,
l1 = b.l - l0;
if (h1 > 180) h1 -= 360; else if (h1 < -180) h1 += 360; // shortest path
return function(t) {
return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t) + "";
};
};
d3.interpolateLab = function(a, b) {
a = d3.lab(a);
b = d3.lab(b);
var al = a.l,
aa = a.a,
ab = a.b,
bl = b.l - al,
ba = b.a - aa,
bb = b.b - ab;
return function(t) {
return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
};
};
d3.interpolateHcl = function(a, b) {
a = d3.hcl(a);
b = d3.hcl(b);
var ah = a.h,
ac = a.c,
al = a.l,
bh = b.h - ah,
bc = b.c - ac,
bl = b.l - al;
if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; // shortest path
return function(t) {
return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
};
};
d3.interpolateArray = function(a, b) {
var x = [],
c = [],
na = a.length,
nb = b.length,
n0 = Math.min(a.length, b.length),
i;
for (i = 0; i < n0; ++i) x.push(d3.interpolate(a[i], b[i]));
for (; i < na; ++i) c[i] = a[i];
for (; i < nb; ++i) c[i] = b[i];
return function(t) {
for (i = 0; i < n0; ++i) c[i] = x[i](t);
return c;
};
};
d3.interpolateObject = function(a, b) {
var i = {},
c = {},
k;
for (k in a) {
if (k in b) {
i[k] = d3_interpolateByName(k)(a[k], b[k]);
} else {
c[k] = a[k];
}
}
for (k in b) {
if (!(k in a)) {
c[k] = b[k];
}
}
return function(t) {
for (k in i) c[k] = i[k](t);
return c;
};
};
var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
}
function d3_interpolateByName(name) {
return name == "transform"
? d3.interpolateTransform
: d3.interpolate;
? d3_interpolateTransform
: d3_interpolate;
}
d3.interpolators = [
d3.interpolateObject,
function(a, b) { return Array.isArray(b) && d3.interpolateArray(a, b); },
function(a, b) { return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); },
function(a, b) { return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Color) && d3.interpolateRgb(a, b); },
function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); }
d3_interpolateObject,
function(a, b) { return Array.isArray(b) && d3_interpolateArray(a, b); },
function(a, b) { return (typeof a === "string" || typeof b === "string") && d3_interpolateString(a + "", b + ""); },
function(a, b) { return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Color) && d3_interpolateRgb(a, b); },
function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3_interpolateNumber(a, b); }
];
import "../color/lab";
d3.interpolateLab = d3_interpolateLab;
function d3_interpolateLab(a, b) {
a = d3.lab(a);
b = d3.lab(b);
var al = a.l,
aa = a.a,
ab = a.b,
bl = b.l - al,
ba = b.a - aa,
bb = b.b - ab;
return function(t) {
return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
};
}
d3.interpolateNumber = d3_interpolateNumber;
function d3_interpolateNumber(a, b) {
b -= a;
return function(t) { return a + b * t; };
}
import "interpolate";
d3.interpolateObject = d3_interpolateObject;
function d3_interpolateObject(a, b) {
var i = {},
c = {},
k;
for (k in a) {
if (k in b) {
i[k] = d3_interpolateByName(k)(a[k], b[k]);
} else {
c[k] = a[k];
}
}
for (k in b) {
if (!(k in a)) {
c[k] = b[k];
}
}
return function(t) {
for (k in i) c[k] = i[k](t);
return c;
};
}
import "../color/rgb";
d3.interpolateRgb = d3_interpolateRgb;
function d3_interpolateRgb(a, b) {
a = d3.rgb(a);
b = d3.rgb(b);
var ar = a.r,
ag = a.g,
ab = a.b,
br = b.r - ar,
bg = b.g - ag,
bb = b.b - ab;
return function(t) {
return "#"
+ d3_rgb_hex(Math.round(ar + br * t))
+ d3_rgb_hex(Math.round(ag + bg * t))
+ d3_rgb_hex(Math.round(ab + bb * t));
};
}
d3.interpolateRound = d3_interpolateRound;
function d3_interpolateRound(a, b) {
b -= a;
return function(t) { return Math.round(a + b * t); };
}
import "number";
d3.interpolateString = d3_interpolateString;
function d3_interpolateString(a, b) {
var m, // current match
i, // current index
j, // current index (for coalescing)
s0 = 0, // start index of current string prefix
s1 = 0, // end index of current string prefix
s = [], // string constants and placeholders
q = [], // number interpolators
n, // q.length
o;
// Reset our regular expression!
d3_interpolate_number.lastIndex = 0;
// Find all numbers in b.
for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
if (m.index) s.push(b.substring(s0, s1 = m.index));
q.push({i: s.length, x: m[0]});
s.push(null);
s0 = d3_interpolate_number.lastIndex;
}
if (s0 < b.length) s.push(b.substring(s0));
// Find all numbers in a.
for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
o = q[i];
if (o.x == m[0]) { // The numbers match, so coalesce.
if (o.i) {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i - 1] += o.x;
s.splice(o.i, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
} else { // This match is followed by a string, so coalesce twice.
s[o.i - 1] += o.x + s[o.i + 1];
s.splice(o.i, 2);
for (j = i + 1; j < n; ++j) q[j].i -= 2;
}
} else {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coalesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
}
}
q.splice(i, 1);
n--;
i--;
} else {
o.x = d3_interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
}
}
// Remove any numbers in b not found in a.
while (i < n) {
o = q.pop();
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coalesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
}
n--;
}
// Special optimization for only a single match.
if (s.length === 1) {
return s[0] == null ? q[0].x : function() { return b; };
}
// Otherwise, interpolate each of the numbers and rejoin the string.
return function(t) {
for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
return s.join("");
};
}
var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
import "../math/transform";
import "number";
d3.interpolateTransform = d3_interpolateTransform;
function d3_interpolateTransform(a, b) {
var s = [], // string constants and placeholders
q = [], // number interpolators
n,
A = d3_transform(a),
B = d3_transform(b),
ta = A.translate,
tb = B.translate,
ra = A.rotate,
rb = B.rotate,
wa = A.skew,
wb = B.skew,
ka = A.scale,
kb = B.scale;
if (ta[0] != tb[0] || ta[1] != tb[1]) {
s.push("translate(", null, ",", null, ")");
q.push({i: 1, x: d3_interpolateNumber(ta[0], tb[0])}, {i: 3, x: d3_interpolateNumber(ta[1], tb[1])});
} else if (tb[0] || tb[1]) {
s.push("translate(" + tb + ")");
} else {
s.push("");
}
if (ra != rb) {
if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360; // shortest path
q.push({i: s.push(s.pop() + "rotate(", null, ")") - 2, x: d3_interpolateNumber(ra, rb)});
} else if (rb) {
s.push(s.pop() + "rotate(" + rb + ")");
}
if (wa != wb) {
q.push({i: s.push(s.pop() + "skewX(", null, ")") - 2, x: d3_interpolateNumber(wa, wb)});
} else if (wb) {