Move rico dir. Add Color.js
git-svn-id: http://svn.openlayers.org/trunk/openlayers@70 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
crschmidt
@@ -0,0 +1,232 @@
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Rico.Color = Class.create();
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Rico.Color.prototype = {
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initialize: function(red, green, blue) {
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this.rgb = { r: red, g : green, b : blue };
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},
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setRed: function(r) {
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this.rgb.r = r;
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},
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setGreen: function(g) {
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this.rgb.g = g;
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},
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setBlue: function(b) {
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this.rgb.b = b;
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},
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setHue: function(h) {
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// get an HSB model, and set the new hue...
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var hsb = this.asHSB();
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hsb.h = h;
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// convert back to RGB...
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this.rgb = Rico.Color.HSBtoRGB(hsb.h, hsb.s, hsb.b);
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},
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setSaturation: function(s) {
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// get an HSB model, and set the new hue...
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var hsb = this.asHSB();
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hsb.s = s;
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// convert back to RGB and set values...
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this.rgb = Rico.Color.HSBtoRGB(hsb.h, hsb.s, hsb.b);
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},
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setBrightness: function(b) {
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// get an HSB model, and set the new hue...
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var hsb = this.asHSB();
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hsb.b = b;
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// convert back to RGB and set values...
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this.rgb = Rico.Color.HSBtoRGB( hsb.h, hsb.s, hsb.b );
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},
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darken: function(percent) {
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var hsb = this.asHSB();
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this.rgb = Rico.Color.HSBtoRGB(hsb.h, hsb.s, Math.max(hsb.b - percent,0));
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},
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brighten: function(percent) {
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var hsb = this.asHSB();
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this.rgb = Rico.Color.HSBtoRGB(hsb.h, hsb.s, Math.min(hsb.b + percent,1));
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},
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blend: function(other) {
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this.rgb.r = Math.floor((this.rgb.r + other.rgb.r)/2);
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this.rgb.g = Math.floor((this.rgb.g + other.rgb.g)/2);
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this.rgb.b = Math.floor((this.rgb.b + other.rgb.b)/2);
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},
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isBright: function() {
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var hsb = this.asHSB();
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return this.asHSB().b > 0.5;
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},
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isDark: function() {
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return ! this.isBright();
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},
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asRGB: function() {
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return "rgb(" + this.rgb.r + "," + this.rgb.g + "," + this.rgb.b + ")";
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},
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asHex: function() {
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return "#" + this.rgb.r.toColorPart() + this.rgb.g.toColorPart() + this.rgb.b.toColorPart();
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},
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asHSB: function() {
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return Rico.Color.RGBtoHSB(this.rgb.r, this.rgb.g, this.rgb.b);
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},
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toString: function() {
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return this.asHex();
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}
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};
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Rico.Color.createFromHex = function(hexCode) {
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if(hexCode.length==4) {
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var shortHexCode = hexCode;
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var hexCode = '#';
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for(var i=1;i<4;i++) hexCode += (shortHexCode.charAt(i) +
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shortHexCode.charAt(i));
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}
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if ( hexCode.indexOf('#') == 0 )
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hexCode = hexCode.substring(1);
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var red = hexCode.substring(0,2);
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var green = hexCode.substring(2,4);
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var blue = hexCode.substring(4,6);
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return new Rico.Color( parseInt(red,16), parseInt(green,16), parseInt(blue,16) );
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}
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/**
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* Factory method for creating a color from the background of
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* an HTML element.
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*/
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Rico.Color.createColorFromBackground = function(elem) {
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var actualColor = RicoUtil.getElementsComputedStyle($(elem), "backgroundColor", "background-color");
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if ( actualColor == "transparent" && elem.parentNode )
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return Rico.Color.createColorFromBackground(elem.parentNode);
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if ( actualColor == null )
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return new Rico.Color(255,255,255);
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if ( actualColor.indexOf("rgb(") == 0 ) {
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var colors = actualColor.substring(4, actualColor.length - 1 );
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var colorArray = colors.split(",");
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return new Rico.Color( parseInt( colorArray[0] ),
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parseInt( colorArray[1] ),
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parseInt( colorArray[2] ) );
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}
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else if ( actualColor.indexOf("#") == 0 ) {
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return Rico.Color.createFromHex(actualColor);
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}
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else
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return new Rico.Color(255,255,255);
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}
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Rico.Color.HSBtoRGB = function(hue, saturation, brightness) {
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var red = 0;
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var green = 0;
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var blue = 0;
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if (saturation == 0) {
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red = parseInt(brightness * 255.0 + 0.5);
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green = red;
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blue = red;
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}
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else {
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var h = (hue - Math.floor(hue)) * 6.0;
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var f = h - Math.floor(h);
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var p = brightness * (1.0 - saturation);
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var q = brightness * (1.0 - saturation * f);
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var t = brightness * (1.0 - (saturation * (1.0 - f)));
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switch (parseInt(h)) {
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case 0:
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red = (brightness * 255.0 + 0.5);
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green = (t * 255.0 + 0.5);
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blue = (p * 255.0 + 0.5);
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break;
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case 1:
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red = (q * 255.0 + 0.5);
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green = (brightness * 255.0 + 0.5);
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blue = (p * 255.0 + 0.5);
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break;
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case 2:
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red = (p * 255.0 + 0.5);
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green = (brightness * 255.0 + 0.5);
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blue = (t * 255.0 + 0.5);
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break;
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case 3:
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red = (p * 255.0 + 0.5);
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green = (q * 255.0 + 0.5);
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blue = (brightness * 255.0 + 0.5);
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break;
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case 4:
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red = (t * 255.0 + 0.5);
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green = (p * 255.0 + 0.5);
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blue = (brightness * 255.0 + 0.5);
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break;
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case 5:
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red = (brightness * 255.0 + 0.5);
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green = (p * 255.0 + 0.5);
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blue = (q * 255.0 + 0.5);
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break;
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}
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}
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return { r : parseInt(red), g : parseInt(green) , b : parseInt(blue) };
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}
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Rico.Color.RGBtoHSB = function(r, g, b) {
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var hue;
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var saturation;
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var brightness;
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var cmax = (r > g) ? r : g;
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if (b > cmax)
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cmax = b;
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var cmin = (r < g) ? r : g;
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if (b < cmin)
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cmin = b;
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brightness = cmax / 255.0;
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if (cmax != 0)
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saturation = (cmax - cmin)/cmax;
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else
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saturation = 0;
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if (saturation == 0)
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hue = 0;
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else {
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var redc = (cmax - r)/(cmax - cmin);
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var greenc = (cmax - g)/(cmax - cmin);
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var bluec = (cmax - b)/(cmax - cmin);
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if (r == cmax)
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hue = bluec - greenc;
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else if (g == cmax)
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hue = 2.0 + redc - bluec;
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else
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hue = 4.0 + greenc - redc;
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hue = hue / 6.0;
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if (hue < 0)
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hue = hue + 1.0;
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}
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return { h : hue, s : saturation, b : brightness };
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}
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@@ -0,0 +1,312 @@
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/**
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*
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* Copyright 2005 Sabre Airline Solutions
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific language governing permissions
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* and limitations under the License.
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**/
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var Rico = new Object();
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Rico.Corner = {
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round: function(e, options) {
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var e = $(e);
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this._setOptions(options);
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var color = this.options.color;
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if ( this.options.color == "fromElement" )
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color = this._background(e);
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var bgColor = this.options.bgColor;
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if ( this.options.bgColor == "fromParent" )
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bgColor = this._background(e.offsetParent);
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this._roundCornersImpl(e, color, bgColor);
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},
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/** This is a helper function to change the background
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* color of <div> that has had Rico rounded corners added.
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*
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* It seems we cannot just set the background color for the
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* outer <div> so each <span> element used to create the
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* corners must have its background color set individually.
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*
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* @param {DOM} theDiv - A child of the outer <div> that was
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* supplied to the `round` method.
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*
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* @param {str} newColor - The new background color to use.
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*/
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changeColor: function(theDiv, newColor) {
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theDiv.style.backgroundColor = newColor;
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var spanElements = theDiv.parentNode.getElementsByTagName("span");
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for (var currIdx = 0; currIdx < spanElements.length; currIdx++) {
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spanElements[currIdx].style.backgroundColor = newColor;
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}
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},
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/** This is a helper function to change the background
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* opacity of <div> that has had Rico rounded corners added.
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*
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* See changeColor (above) for algorithm explanation
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*
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* @param {DOM} theDiv - A child of the outer <div> that was
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* supplied to the `round` method.
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*
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* @param {int} newOpacity - The new opacity to use (1-10).
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*/
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changeOpacity: function(theDiv, newOpacity) {
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theDiv.style.opacity = newOpacity / 10;
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theDiv.style.filter = 'alpha(opacity=' + newOpacity*10 + ')';
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var spanElements = theDiv.parentNode.getElementsByTagName("span");
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for (var currIdx = 0; currIdx < spanElements.length; currIdx++) {
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spanElements[currIdx].style.opacity = newOpacity / 10;
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spanElements[currIdx].style.filter = 'alpha(opacity=' +
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newOpacity*10 + ')';
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}
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},
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/** this function takes care of redoing the rico cornering
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*
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* you can't just call updateRicoCorners() again and pass it a
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* new options string. you have to first remove the divs that
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* rico puts on top and below the content div.
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*
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* @param {DOM} theDiv - A child of the outer <div> that was
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* supplied to the `round` method.
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*
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* @param {Array} options - list of options
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*/
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reRound: function(theDiv, options) {
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var topRico = theDiv.parentNode.childNodes[0];
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//theDiv would be theDiv.parentNode.childNodes[1]
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var bottomRico = theDiv.parentNode.childNodes[2];
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theDiv.parentNode.removeChild(topRico);
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theDiv.parentNode.removeChild(bottomRico);
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this.round(theDiv.parentNode, options);
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},
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_roundCornersImpl: function(e, color, bgColor) {
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if(this.options.border)
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this._renderBorder(e,bgColor);
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if(this._isTopRounded())
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this._roundTopCorners(e,color,bgColor);
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if(this._isBottomRounded())
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this._roundBottomCorners(e,color,bgColor);
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},
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_renderBorder: function(el,bgColor) {
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var borderValue = "1px solid " + this._borderColor(bgColor);
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var borderL = "border-left: " + borderValue;
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var borderR = "border-right: " + borderValue;
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var style = "style='" + borderL + ";" + borderR + "'";
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el.innerHTML = "<div " + style + ">" + el.innerHTML + "</div>"
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},
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_roundTopCorners: function(el, color, bgColor) {
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var corner = this._createCorner(bgColor);
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for(var i=0 ; i < this.options.numSlices ; i++ )
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corner.appendChild(this._createCornerSlice(color,bgColor,i,"top"));
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el.style.paddingTop = 0;
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el.insertBefore(corner,el.firstChild);
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},
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_roundBottomCorners: function(el, color, bgColor) {
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var corner = this._createCorner(bgColor);
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for(var i=(this.options.numSlices-1) ; i >= 0 ; i-- )
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corner.appendChild(this._createCornerSlice(color,bgColor,i,"bottom"));
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el.style.paddingBottom = 0;
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el.appendChild(corner);
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},
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_createCorner: function(bgColor) {
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var corner = document.createElement("div");
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corner.style.backgroundColor = (this._isTransparent() ? "transparent" : bgColor);
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return corner;
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},
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_createCornerSlice: function(color,bgColor, n, position) {
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var slice = document.createElement("span");
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var inStyle = slice.style;
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inStyle.backgroundColor = color;
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inStyle.display = "block";
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inStyle.height = "1px";
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inStyle.overflow = "hidden";
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inStyle.fontSize = "1px";
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var borderColor = this._borderColor(color,bgColor);
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if ( this.options.border && n == 0 ) {
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inStyle.borderTopStyle = "solid";
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inStyle.borderTopWidth = "1px";
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inStyle.borderLeftWidth = "0px";
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inStyle.borderRightWidth = "0px";
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inStyle.borderBottomWidth = "0px";
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inStyle.height = "0px"; // assumes css compliant box model
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inStyle.borderColor = borderColor;
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}
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else if(borderColor) {
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inStyle.borderColor = borderColor;
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inStyle.borderStyle = "solid";
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inStyle.borderWidth = "0px 1px";
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}
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if ( !this.options.compact && (n == (this.options.numSlices-1)) )
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inStyle.height = "2px";
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this._setMargin(slice, n, position);
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this._setBorder(slice, n, position);
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return slice;
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},
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_setOptions: function(options) {
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this.options = {
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corners : "all",
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||||
color : "fromElement",
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||||
bgColor : "fromParent",
|
||||
blend : true,
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border : false,
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||||
compact : false
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}
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Object.extend(this.options, options || {});
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this.options.numSlices = this.options.compact ? 2 : 4;
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if ( this._isTransparent() )
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this.options.blend = false;
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},
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_whichSideTop: function() {
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if ( this._hasString(this.options.corners, "all", "top") )
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return "";
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||||
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if ( this.options.corners.indexOf("tl") >= 0 && this.options.corners.indexOf("tr") >= 0 )
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return "";
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if (this.options.corners.indexOf("tl") >= 0)
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return "left";
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else if (this.options.corners.indexOf("tr") >= 0)
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return "right";
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return "";
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},
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_whichSideBottom: function() {
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if ( this._hasString(this.options.corners, "all", "bottom") )
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return "";
|
||||
|
||||
if ( this.options.corners.indexOf("bl")>=0 && this.options.corners.indexOf("br")>=0 )
|
||||
return "";
|
||||
|
||||
if(this.options.corners.indexOf("bl") >=0)
|
||||
return "left";
|
||||
else if(this.options.corners.indexOf("br")>=0)
|
||||
return "right";
|
||||
return "";
|
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},
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||||
|
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_borderColor : function(color,bgColor) {
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if ( color == "transparent" )
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return bgColor;
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||||
else if ( this.options.border )
|
||||
return this.options.border;
|
||||
else if ( this.options.blend )
|
||||
return this._blend( bgColor, color );
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else
|
||||
return "";
|
||||
},
|
||||
|
||||
|
||||
_setMargin: function(el, n, corners) {
|
||||
var marginSize = this._marginSize(n);
|
||||
var whichSide = corners == "top" ? this._whichSideTop() : this._whichSideBottom();
|
||||
|
||||
if ( whichSide == "left" ) {
|
||||
el.style.marginLeft = marginSize + "px"; el.style.marginRight = "0px";
|
||||
}
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||||
else if ( whichSide == "right" ) {
|
||||
el.style.marginRight = marginSize + "px"; el.style.marginLeft = "0px";
|
||||
}
|
||||
else {
|
||||
el.style.marginLeft = marginSize + "px"; el.style.marginRight = marginSize + "px";
|
||||
}
|
||||
},
|
||||
|
||||
_setBorder: function(el,n,corners) {
|
||||
var borderSize = this._borderSize(n);
|
||||
var whichSide = corners == "top" ? this._whichSideTop() : this._whichSideBottom();
|
||||
if ( whichSide == "left" ) {
|
||||
el.style.borderLeftWidth = borderSize + "px"; el.style.borderRightWidth = "0px";
|
||||
}
|
||||
else if ( whichSide == "right" ) {
|
||||
el.style.borderRightWidth = borderSize + "px"; el.style.borderLeftWidth = "0px";
|
||||
}
|
||||
else {
|
||||
el.style.borderLeftWidth = borderSize + "px"; el.style.borderRightWidth = borderSize + "px";
|
||||
}
|
||||
if (this.options.border != false)
|
||||
el.style.borderLeftWidth = borderSize + "px"; el.style.borderRightWidth = borderSize + "px";
|
||||
},
|
||||
|
||||
_marginSize: function(n) {
|
||||
if ( this._isTransparent() )
|
||||
return 0;
|
||||
|
||||
var marginSizes = [ 5, 3, 2, 1 ];
|
||||
var blendedMarginSizes = [ 3, 2, 1, 0 ];
|
||||
var compactMarginSizes = [ 2, 1 ];
|
||||
var smBlendedMarginSizes = [ 1, 0 ];
|
||||
|
||||
if ( this.options.compact && this.options.blend )
|
||||
return smBlendedMarginSizes[n];
|
||||
else if ( this.options.compact )
|
||||
return compactMarginSizes[n];
|
||||
else if ( this.options.blend )
|
||||
return blendedMarginSizes[n];
|
||||
else
|
||||
return marginSizes[n];
|
||||
},
|
||||
|
||||
_borderSize: function(n) {
|
||||
var transparentBorderSizes = [ 5, 3, 2, 1 ];
|
||||
var blendedBorderSizes = [ 2, 1, 1, 1 ];
|
||||
var compactBorderSizes = [ 1, 0 ];
|
||||
var actualBorderSizes = [ 0, 2, 0, 0 ];
|
||||
|
||||
if ( this.options.compact && (this.options.blend || this._isTransparent()) )
|
||||
return 1;
|
||||
else if ( this.options.compact )
|
||||
return compactBorderSizes[n];
|
||||
else if ( this.options.blend )
|
||||
return blendedBorderSizes[n];
|
||||
else if ( this.options.border )
|
||||
return actualBorderSizes[n];
|
||||
else if ( this._isTransparent() )
|
||||
return transparentBorderSizes[n];
|
||||
return 0;
|
||||
},
|
||||
|
||||
_hasString: function(str) { for(var i=1 ; i<arguments.length ; i++) if (str.indexOf(arguments[i]) >= 0) return true; return false; },
|
||||
_blend: function(c1, c2) { var cc1 = Rico.Color.createFromHex(c1); cc1.blend(Rico.Color.createFromHex(c2)); return cc1; },
|
||||
_background: function(el) { try { return Rico.Color.createColorFromBackground(el).asHex(); } catch(err) { return "#ffffff"; } },
|
||||
_isTransparent: function() { return this.options.color == "transparent"; },
|
||||
_isTopRounded: function() { return this._hasString(this.options.corners, "all", "top", "tl", "tr"); },
|
||||
_isBottomRounded: function() { return this._hasString(this.options.corners, "all", "bottom", "bl", "br"); },
|
||||
_hasSingleTextChild: function(el) { return el.childNodes.length == 1 && el.childNodes[0].nodeType == 3; }
|
||||
}
|
||||
Reference in New Issue
Block a user