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259 lines
7.1 KiB
259 lines
7.1 KiB
function Editor(obj, i) {
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var x = ($(obj).offset().left * 2 + $(obj).width()) / 2;
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var y = ($(obj).offset().top * 2 + $(obj).height()) / 2;
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$("#graph_editor").css({
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"left": x,
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"top": y
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});
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$("#graph_editor_thickness").val(graphs[i].getThickness());
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$("#graph_editor_input").val(graphs[i].getDisplayFunction());
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$("#graph_editor_wrapper").show();
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editing = true;
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this.colorPicker = new ColorPicker(this);
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this.colorPicker.hex = graphs[i].getColor();
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this.colorPicker.updateFromHEX(null, true);
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this.editDone = function(){
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var newFunc = $("#graph_editor_input").val();
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graphs[i].setDisplayFunction(newFunc);
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graphs[i].setColor(this.colorPicker.getColor());
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graphs[i].setThickness(parseInt($("#graph_editor_thickness").val()));
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$("#function_input").val(graphs[i].getFullDescription());
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$("#visible_" + i).css({
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"background-color": graphs[i].getColor(),
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"border-color": graphs[i].getColor()
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});
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$("#graph_editor_wrapper").hide();
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editing = false;
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updateAll();
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}
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}
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function ColorPicker(editor) {
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this.movingObject = "";
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this.updateFromHSV = function(){
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this.h = 1 - $("#hue_picker").position().top / $("#hue").height();
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this.s = ($("#sb_picker").position().left + 8) / $("#saturation").width();
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this.v = 1 - ($("#sb_picker").position().top + 8) / $("#value").height();
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this.r = HSVtoRGB(this.h, this.s, this.v).r;
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this.g = HSVtoRGB(this.h, this.s, this.v).g;
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this.b = HSVtoRGB(this.h, this.s, this.v).b;
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this.hex = RGBtoHEX(this.r, this.g, this.b);
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this.updateInterface();
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}
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this.updateFromRGB = function(){
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this.r = $($(".color_picker_rgb")[0]).val();
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this.g = $($(".color_picker_rgb")[1]).val();
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this.b = $($(".color_picker_rgb")[2]).val();
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this.h = RGBtoHSV(this.r, this.g, this.b).h;
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this.s = RGBtoHSV(this.r, this.g, this.b).s;
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this.v = RGBtoHSV(this.r, this.g, this.b).v;
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this.hex = RGBtoHEX(this.r, this.g, this.b);
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this.updateFromHEX(null, true);
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this.updateInterface();
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}
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this.updateFromHEX = function(input, otf){
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if (!otf){ //Not on the fly
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if (isValidHEX($(input).val())) this.hex = $(input).val();
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else {
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alert("Error!");
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return;
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}
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}
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this.r = HEXtoRGB(this.hex).r;
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this.g = HEXtoRGB(this.hex).g;
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this.b = HEXtoRGB(this.hex).b;
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this.h = RGBtoHSV(this.r, this.g, this.b).h;
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this.s = RGBtoHSV(this.r, this.g, this.b).s;
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this.v = RGBtoHSV(this.r, this.g, this.b).v;
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this.updateInterface();
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}
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this.updateInterface = function(){
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var o = Math.round((this.r * 299 + (this.g * 587) + (this.b * 114)) / 1000); //https://www.nbdtech.com/Blog/archive/2008/04/27/Calculating-the-Perceived-Brightness-of-a-Color.aspx
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this.fontColor = (o > 125) ? "#000" : "#FFF";
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$($(".color_picker_rgb")[0]).val(this.r);
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$($(".color_picker_rgb")[1]).val(this.g);
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$($(".color_picker_rgb")[2]).val(this.b);
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$("#color_picker_hex").val(this.hex);
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$("#hue_picker").css("top", (1 - this.h) * $("#hue").height());
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$("#sb_picker").css({
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"left": this.s * $("#saturation").width() - 8,
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"top": (1 - this.v) * $("#value").height() - 8
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});
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var sRGB = HSVtoRGB(this.h, 1, 1);
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var saturationBackground = "linear-gradient(to right, #FFF 0%, rgb("
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+ sRGB.r + ","
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+ sRGB.g + ","
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+ sRGB.b + ") 100%)";
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$("#saturation").css("background", saturationBackground);
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/*$($(".color_picker_rgb")[0]).css({
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"background-color": "rgb(" + this.r + ", 0, 0)"
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});
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$($(".color_picker_rgb")[1]).css({
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"background-color": "rgb(0, " + this.g + ", 0)"
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});
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$($(".color_picker_rgb")[2]).css({
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"background-color": "rgb(0, 0, " + this.b + ")"
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});*/
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//Fancy but overloaded
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$("#color_picker_hex").css({
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"background-color": this.hex,
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"color": this.fontColor
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});
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}
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this.mousePressed = function(){
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var x = winMouseX - $("#saturation").offset().left;
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var y = winMouseY - $("#value").offset().top;
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if (x > 0 && x < $("#saturation").width() && y > 0 && y < $("#value").height()){
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this.movingObject = "sb";
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}
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if (x > $("#saturation").width() + 6 && x < $("#saturation").width() + 6 + $("#hue").width() && y > 0 && y < $("#hue").height()){
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this.movingObject = "hue";
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}
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this.mouseDragged();
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}
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this.mouseDragged = function(){
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if (this.movingObject == "hue"){
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var objH = $("#hue");
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var picker = $("#hue_picker");
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var h = winMouseY - objH.offset().top;
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if (h > 0 && h < objH.height()){
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picker.css("top", h - 1);
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} else if (h > objH.height()){
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picker.css("top", objH.height() - 1);
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} else if (h < 0){
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picker.css("top", -1);
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}
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}
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if (this.movingObject == "sb"){
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var objS = $("#saturation");
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var objV = $("#value");
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var picker = $("#sb_picker");
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var s = winMouseX - objS.offset().left;
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var v = winMouseY - objV.offset().top;
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if (s > 0 && s < objS.width()){
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picker.css("left", s - 8);
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} else if (s < 0){
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picker.css("left", -8);
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} else if (s < objS.width()){
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picker.css("left", objS.width() - 8);
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}
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if (v > 0 && v < objV.height()){
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picker.css("top", v - 8);
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} else if (v < 0){
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picker.css("top", -8);
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} else if (v > objV.height()){
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picker.css("top", objV.height() - 8);
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}
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}
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this.updateFromHSV();
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}
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this.mouseReleased = function(){
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this.movingObject = "";
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}
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this.getColor = function(){
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return this.hex;
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}
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}
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//www.stackoverflow.com -->
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function RGBtoHEX(r, g, b) {
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var rgb = b | (g << 8) | (r << 16);
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return '#' + (0x1000000 + rgb).toString(16).slice(1);
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}
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function HEXtoRGB(hex) {
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var shorthandRegex = /^#?([a-fA-F\d])([a-fA-F\d])([a-fA-F\d])$/i;
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hex = hex.replace(shorthandRegex, function(m, r, g, b) {
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return r + r + g + g + b + b;
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});
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var result = /^#?([a-fA-F\d]{2})([a-fA-F\d]{2})([a-fA-F\d]{2})$/i.exec(hex);
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return result ? {
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r: parseInt(result[1], 16),
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g: parseInt(result[2], 16),
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b: parseInt(result[3], 16)
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} : null;
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}
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function HSVtoRGB(h, s, v) {
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var r, g, b, i, f, p, q, t;
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if (arguments.length === 1) {
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s = h.s, v = h.v, h = h.h;
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}
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i = Math.floor(h * 6);
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f = h * 6 - i;
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p = v * (1 - s);
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q = v * (1 - f * s);
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t = v * (1 - (1 - f) * s);
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switch (i % 6) {
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case 0: r = v, g = t, b = p; break;
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case 1: r = q, g = v, b = p; break;
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case 2: r = p, g = v, b = t; break;
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case 3: r = p, g = q, b = v; break;
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case 4: r = t, g = p, b = v; break;
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case 5: r = v, g = p, b = q; break;
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}
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return {
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r: Math.round(r * 255),
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g: Math.round(g * 255),
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b: Math.round(b * 255)
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};
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}
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function RGBtoHSV(r, g, b) {
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if (arguments.length === 1) {
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g = r.g, b = r.b, r = r.r;
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}
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var max = Math.max(r, g, b), min = Math.min(r, g, b),
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d = max - min,
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h,
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s = (max === 0 ? 0 : d / max),
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v = max / 255;
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switch (max) {
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case min: h = 0; break;
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case r: h = (g - b) + d * (g < b ? 6: 0); h /= 6 * d; break;
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case g: h = (b - r) + d * 2; h /= 6 * d; break;
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case b: h = (r - g) + d * 4; h /= 6 * d; break;
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}
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return {
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h: h,
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s: s,
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v: v
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};
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}
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function isValidHEX(hex){
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return /(^#[0-9A-Fa-f]{6}$)|(^#[0-9A-Fa-f]{3}$)/i.test(hex);
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} |