}
function drawLine(line, dimensions, canvas, context, iterMax, algorithm) {
- let Cr_min = dimensions[0];
- let Cr_max = dimensions[1];
- let Cr_scale = Cr_max - Cr_min;
-
- let Ci_min = dimensions[2];
- let Ci_max = dimensions[3];
- let Ci_scale = Ci_max - Ci_min;
-
- let pixels = [];
- for (var img_y = line; img_y < canvas.height && img_y < line+8; img_y++)
- for (let img_x = 0; img_x < canvas.width; img_x++) {
- let C = new complex(Cr_min + (img_x / canvas.width) * Cr_scale,
- Ci_min + (img_y / canvas.height) * Ci_scale);
- pixels.push.apply(pixels, drawPoint(context, img_x, img_y, C, iterMax, algorithm));
- }
- context.putImageData({width: canvas.width, height: pixels.length/4/canvas.width, data: pixels}, 0, line);
+ let Cr_min = dimensions[0];
+ let Cr_max = dimensions[1];
+ let Cr_scale = Cr_max - Cr_min;
+
+ let Ci_min = dimensions[2];
+ let Ci_max = dimensions[3];
+ let Ci_scale = Ci_max - Ci_min;
+
+ let pixels = [];
+ for (var img_y = line; img_y < canvas.height && img_y < line+8; img_y++)
+ for (let img_x = 0; img_x < canvas.width; img_x++) {
+ let C = new complex(Cr_min + (img_x / canvas.width) * Cr_scale,
+ Ci_min + (img_y / canvas.height) * Ci_scale);
+ pixels.push.apply(pixels, drawPoint(context, img_x, img_y, C, iterMax, algorithm));
+ }
+ context.putImageData({width: canvas.width, height: pixels.length/4/canvas.width, data: pixels}, 0, line);
- if (img_y < canvas.height)
- setTimeout(drawLine, 0, img_y, dimensions, canvas, context, iterMax, algorithm);
- else if (gStartTime)
- EndCalc();
+ if (img_y < canvas.height)
+ setTimeout(drawLine, 0, img_y, dimensions, canvas, context, iterMax, algorithm);
+ else if (gStartTime)
+ EndCalc();
}
function EndCalc() {
}
palette[1024] = [0, 0, 0, 255];
break;
+ case 'rainbow-squared1':
+ for (let i = 0; i < 34; i++) {
+ let cc = Math.floor(i * 255 / 33);
+ palette[i] = [cc, 0, 0, 255];
+ }
+ for (let i = 0; i < 137; i++) {
+ let cc = Math.floor(i * 255 / 136);
+ palette[34 + i] = [255, cc, 0, 255];
+ }
+ for (let i = 0; i < 307; i++) {
+ let cc = Math.floor(i * 255 / 306);
+ palette[171 + i] = [255 - cc, 255, cc, 255];
+ }
+ for (let i = 0; i < 546; i++) {
+ let cc = Math.floor(i * 255 / 545);
+ palette[478 + i] = [cc, 255 - cc, 255, 255];
+ }
+ palette[1024] = [0, 0, 0, 255];
+ break;
+ case 'rainbow-linear2':
+ for (let i = 0; i < 205; i++) {
+ let cc = Math.floor(i * 255 / 204);
+ palette[i] = [255, cc, 0, 255];
+ palette[204 + i] = [255 - cc, 255, 0, 255];
+ palette[409 + i] = [0, 255, cc, 255];
+ palette[614 + i] = [0, 255 - cc, 255, 255];
+ palette[819 + i] = [cc, 0, 255, 255];
+ }
+ palette[1024] = [0, 0, 0, 255];
+ break;
+ case 'rainbow-squared2':
+ for (let i = 0; i < 19; i++) {
+ let cc = Math.floor(i * 255 / 18);
+ palette[i] = [255, cc, 0, 255];
+ }
+ for (let i = 0; i < 74; i++) {
+ let cc = Math.floor(i * 255 / 73);
+ palette[19 + i] = [255 - cc, 255, 0, 255];
+ }
+ for (let i = 0; i < 168; i++) {
+ let cc = Math.floor(i * 255 / 167);
+ palette[93 + i] = [0, 255, cc, 255];
+ }
+ for (let i = 0; i < 298; i++) {
+ let cc = Math.floor(i * 255 / 297);
+ palette[261 + i] = [0, 255 - cc, 255, 255];
+ }
+ for (let i = 0; i < 465; i++) {
+ let cc = Math.floor(i * 255 / 464);
+ palette[559 + i] = [cc, 0, 255, 255];
+ }
+ palette[1024] = [0, 0, 0, 255];
+ break;
}
-/*
-Select Case palnr
-Case 1 'Standard-Palette (QB-Colors)
+ /*
+ 'Standard-Palette (QB-Colors)
For i = 0 To 1024
xx = CInt(i * 500 / 1024 + 2)
If xx <= 15 Then clr = xx
If xx >= 500 Then clr = 0
palette(i) = QBColor(clr)
Next
-Case 3 'Regenbogen-Palette 1 (qu.)
- For i = 0 To 33
- clr = CInt(i * 255 / 33)
- palette(i) = RGB(clr, 0, 0)
- Next
- For i = 0 To 136
- clr = CInt(i * 255 / 136)
- palette(34 + i) = RGB(255, clr, 0)
- Next
- For i = 0 To 306
- clr = CInt(i * 255 / 306)
- palette(171 + i) = RGB(255 - clr, 255, clr)
- Next
- For i = 0 To 545
- clr = CInt(i * 255 / 545)
- palette(478 + i) = RGB(clr, 255 - clr, 255)
- Next
-Case 4 'Regenbogen-Palette 2 (linear)
- For i = 0 To 204
- clr = CInt(i * 255 / 204)
- palette(i) = RGB(255, clr, 0)
- palette(204 + i) = RGB(255 - clr, 255, 0)
- palette(409 + i) = RGB(0, 255, clr)
- palette(614 + i) = RGB(0, 255 - clr, 255)
- palette(819 + i) = RGB(clr, 0, 255)
- Next
-Case 5 'Regenbogen-Palette 2 (qu.)
- For i = 0 To 18
- clr = CInt(i * 255 / 18)
- palette(i) = RGB(255, clr, 0)
- Next
- For i = 0 To 73
- clr = CInt(i * 255 / 73)
- palette(20 + i) = RGB(255 - clr, 255, 0)
- Next
- For i = 0 To 167
- clr = CInt(i * 255 / 167)
- palette(93 + i) = RGB(0, 255, clr)
- Next
- For i = 0 To 297
- clr = CInt(i * 255 / 297)
- palette(261 + i) = RGB(0, 255 - clr, 255)
- Next
- For i = 0 To 464
- clr = CInt(i * 255 / 464)
- palette(559 + i) = RGB(clr, 0, 255)
- Next
-*/
+ */
return palette;
}
y: event.clientY - canvas.offsetTop};
break;
case 'up':
- if (event.button == 0) {
- var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
+ if (event.button == 0 && zoomstart) {
+ let prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
- var ok = prompts.confirm(null, gMbrotBundle.getString("zoomConfirmTitle"),
+ let ok = prompts.confirm(null, gMbrotBundle.getString("zoomConfirmTitle"),
gMbrotBundle.getString("zoomConfirmLabel") + ' --- ' +
zoomstart.x + ',' + zoomstart.y + '-' +
(event.clientX - canvas.offsetLeft) + ',' +
function saveImage() {
const nsIFilePicker = Components.interfaces.nsIFilePicker;
- var fp = null;
+ let fp = null;
try {
fp = Components.classes["@mozilla.org/filepicker;1"]
.createInstance(nsIFilePicker);
} catch (e) {}
if (!fp) return;
- var promptString = gMbrotBundle.getString("savePrompt");
+ let promptString = gMbrotBundle.getString("savePrompt");
fp.init(window, promptString, nsIFilePicker.modeSave);
fp.appendFilter(gMbrotBundle.getString("pngFilterName"), "*.png");
fp.defaultString = "mandelbrot.png";
- var fpResult = fp.show();
+ let fpResult = fp.show();
if (fpResult != nsIFilePicker.returnCancel) {
saveCanvas(document.getElementById("mbrotImage"), fp.file);
}
aParent.lastChild.id != 'bookmarkSeparator')
aParent.removeChild(aParent.lastChild);
- var file = Components.classes["@mozilla.org/file/directory_service;1"]
+ let file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("ProfD", Components.interfaces.nsIFile);
file.append("mandelbookmarks.sqlite");
if (file.exists()) {
- var connection = Components.classes["@mozilla.org/storage/service;1"]
+ let connection = Components.classes["@mozilla.org/storage/service;1"]
.getService(Components.interfaces.mozIStorageService)
.openDatabase(file);
try {
if (connection.tableExists("bookmarks")) {
- var statement = connection.createStatement(
+ let statement = connection.createStatement(
"SELECT name FROM bookmarks ORDER BY ROWID DESC");
while (statement.executeStep())
aParent.appendChild(document.createElement("menuitem"))
}
}
// Create the "Nothing Available" Menu item and disable it.
- var na = aParent.appendChild(document.createElement("menuitem"));
+ let na = aParent.appendChild(document.createElement("menuitem"));
na.setAttribute("label", gMbrotBundle.getString("noBookmarks"));
na.setAttribute("disabled", "true");
}
function saveBookmark() {
// retrieve wanted bookmark name with a prompt
- var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
+ let prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
- var input = {value: ""}; // empty default value
- var ok = prompts.prompt(null, gMbrotBundle.getString("saveBookmarkTitle"), gMbrotBundle.getString("saveBookmarkLabel"), input, null, {});
+ let input = {value: ""}; // empty default value
+ let ok = prompts.prompt(null, gMbrotBundle.getString("saveBookmarkTitle"), gMbrotBundle.getString("saveBookmarkLabel"), input, null, {});
// ok is true if OK is pressed, false if Cancel. input.value holds the value of the edit field if "OK" was pressed.
if (!ok || !input.value)
return
- var bmName = input.value;
+ let bmName = input.value;
// Open or create the bookmarks database.
- var file = Components.classes["@mozilla.org/file/directory_service;1"]
+ let file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("ProfD", Components.interfaces.nsIFile);
file.append("mandelbookmarks.sqlite");
- var connection = Components.classes["@mozilla.org/storage/service;1"]
+ let connection = Components.classes["@mozilla.org/storage/service;1"]
.getService(Components.interfaces.mozIStorageService)
.openDatabase(file);
connection.beginTransaction();
// TEXT. The value is a text string, stored using the database encoding (UTF-8, UTF-16BE or UTF-16-LE).
// Put value of the current image into the bookmarks table
- var statement = connection.createStatement(
+ let statement = connection.createStatement(
"INSERT INTO bookmarks (name,iteration_max,Cr_min,Cr_max,Ci_min,Ci_max) VALUES (?1,?2,?3,?4,?5,?6)");
statement.bindStringParameter(0, bmName);
statement.bindStringParameter(1, gPref.getIntPref("mandelbrot.iteration_max"));
}
function updateIterMenu() {
+ let currentIter = 0;
try {
- var currentIter = gPref.getIntPref("mandelbrot.iteration_max");
- }
- catch(e) {
- var currentIter = 0;
+ currentIter = gPref.getIntPref("mandelbrot.iteration_max");
}
+ catch(e) { }
if (currentIter < 10) {
currentIter = 500;
setIter(currentIter);
}
- var popup = document.getElementById("menu_iterPopup");
- var item = popup.firstChild;
+ let popup = document.getElementById("menu_iterPopup");
+ let item = popup.firstChild;
while (item) {
if (item.getAttribute("name") == "iter") {
if (item.getAttribute("value") == currentIter)
}
function updatePaletteMenu() {
+ let currentPalette = '';
try {
- var currentPalette = gPref.getCharPref("mandelbrot.color_palette");
- }
- catch(e) {
- var currentPalette = '';
+ currentPalette = gPref.getCharPref("mandelbrot.color_palette");
}
+ catch(e) { }
if (!currentPalette.length) {
currentPalette = 'kairo';
setPalette(currentPalette);
if (!gColorPalette || !gColorPalette.length)
gColorPalette = getColorPalette(currentPalette);
- var popup = document.getElementById("menu_palettePopup");
- var item = popup.firstChild;
+ let popup = document.getElementById("menu_palettePopup");
+ let item = popup.firstChild;
while (item) {
if (item.getAttribute("name") == "palette") {
if (item.getAttribute("value") == currentPalette)
}
function updateAlgoMenu() {
+ let currentAlgo = '';
try {
- var currentAlgo = gPref.getCharPref("mandelbrot.use_algorithm");
- }
- catch(e) {
- var currentAlgo = '';
+ currentAlgo = gPref.getCharPref("mandelbrot.use_algorithm");
}
+ catch(e) { }
if (!currentAlgo.length) {
currentAlgo = 'numeric';
setAlgorithm(currentAlgo);
}
- var popup = document.getElementById("menu_algoPopup");
- var item = popup.firstChild;
+ let popup = document.getElementById("menu_algoPopup");
+ let item = popup.firstChild;
while (item) {
if (item.getAttribute("name") == "algorithm") {
if (item.getAttribute("value") == currentAlgo)
}
function addonsManager(aPane) {
- var theEM = Components.classes["@mozilla.org/appshell/window-mediator;1"]
+ let theEM = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator)
.getMostRecentWindow("Extension:Manager");
if (theEM) {