X-Git-Url: https://git-public.kairo.at/?p=mandelbrot.git;a=blobdiff_plain;f=xulapp%2Fchrome%2Fmandelbrot%2Fcontent%2Fmandelbrot.js;h=8bce0da87e16d65efa77403155e03db3bdea07da;hp=1b0e960ff7d45f614f585c04cb27b9585529e5d2;hb=287a980b69cc2ab6bba1159822b42eb033c70efd;hpb=af3c147c73180649db2a0f4326741a78637325e9

diff --git a/xulapp/chrome/mandelbrot/content/mandelbrot.js b/xulapp/chrome/mandelbrot/content/mandelbrot.js
index 1b0e960..8bce0da 100644
--- a/xulapp/chrome/mandelbrot/content/mandelbrot.js
+++ b/xulapp/chrome/mandelbrot/content/mandelbrot.js
@@ -52,6 +52,8 @@ function drawImage() {
   let canvas = document.getElementById("mbrotImage");
   let context = canvas.getContext("2d");
 
+  document.getElementById("drawButton").hidden = true;
+
   document.getElementById("statusLabel").value =
       document.getElementById("mbrotBundle").getString("statusDrawing");
 
@@ -146,6 +148,7 @@ function EndCalc() {
   let timeUsed = (endTime.getTime() - gStartTime.getTime()) / 1000;
   document.getElementById("statusLabel").value =
       document.getElementById("mbrotBundle").getFormattedString("statusTime", [timeUsed.toFixed(3)]);
+  gStartTime = 0;
 }
 
 function complex(aReal, aImag) {
@@ -333,6 +336,27 @@ function drawPoint(context, img_x, img_y, C, iterMax, algorithm) {
 
 /***** pure UI functions *****/
 
+var zoomstart;
+
+function mouseevent(etype, event) {
+  let canvas = document.getElementById("mbrotImage");
+  switch (etype) {
+    case 'down':
+      if (event.button == 0)
+        // left button - start dragzoom
+        zoomstart = {x: event.clientX - canvas.offsetLeft,
+                     y: event.clientY - canvas.offsetTop};
+      break;
+    case 'up':
+      if (event.button == 0)
+        alert(zoomstart.x + ',' + zoomstart.y + '-' +
+              (event.clientX - canvas.offsetLeft) + ',' +
+              (event.clientY - canvas.offsetTop)); 
+      zoomstart = undefined;
+    break;
+  }
+}
+
 function saveImage() {
   const bundle = document.getElementById("mbrotBundle");
   const nsIFilePicker = Components.interfaces.nsIFilePicker;
@@ -353,6 +377,82 @@ function saveImage() {
   }
 }
 
+function updateBookmarkMenu(aParent) {
+  document.getElementById("bookmarkSave").disabled =
+    (!document.getElementById("drawButton").hidden || (gStartTime > 0));
+
+  while (aParent.hasChildNodes() &&
+         aParent.lastChild.id != 'bookmarkSeparator')
+    aParent.removeChild(aParent.lastChild);
+
+  var 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"]
+                               .getService(Components.interfaces.mozIStorageService)
+                               .openDatabase(file);
+    try {
+      if (connection.tableExists("bookmarks")) {
+        var statement = connection.createStatement(
+            "SELECT name FROM bookmarks ORDER BY ROWID DESC");
+        while (statement.executeStep())
+          aParent.appendChild(document.createElement("menuitem"))
+                 .setAttribute("label", statement.getString(0));
+        statement.reset();
+        statement.finalize();
+        return;
+      }
+    } finally {
+      connection.close();
+    }
+  }
+  // Create the "Nothing Available" Menu item and disable it.
+  var na = aParent.appendChild(document.createElement("menuitem"));
+  na.setAttribute("label",
+                  document.getElementById("mbrotBundle").getString("noBookmarks"));
+  na.setAttribute("disabled", "true");
+}
+
+function callBookmark(evtarget) {
+}
+
+function saveBookmark() {
+  // XXX: retrieve wanted bookmark name
+  var bmName = "mandelbrot bm test";
+
+  // Open or create the bookmarks database.
+  var 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"]
+                             .getService(Components.interfaces.mozIStorageService)
+                             .openDatabase(file);
+  connection.beginTransaction();
+  if (!connection.tableExists("bookmarks"))
+    connection.createTable("bookmarks", "name TEXT, iteration_max INTEGER, Cr_min REAL, Cr_max REAL, Ci_min REAL, Ci_max REAL");
+  // NULL. The value is a NULL value.
+  // INTEGER. The value is a signed integer, stored in 1, 2, 3, 4, 6, or 8 bytes depending on the magnitude of the value.
+  // REAL. The value is a floating point value, stored as an 8-byte IEEE floating point number.
+  // 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(
+      "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"));
+  statement.bindStringParameter(2, parseFloat(gPref.getCharPref("mandelbrot.last_image.Cr_min")));
+  statement.bindStringParameter(3, parseFloat(gPref.getCharPref("mandelbrot.last_image.Cr_max")));
+  statement.bindStringParameter(4, parseFloat(gPref.getCharPref("mandelbrot.last_image.Ci_min")));
+  statement.bindStringParameter(5, parseFloat(gPref.getCharPref("mandelbrot.last_image.Ci_max")));
+  statement.execute();
+  statement.finalize();
+  connection.commitTransaction();
+  connection.close();
+}
+
 function updateIterMenu() {
   try {
     var currentIter = gPref.getIntPref("mandelbrot.iteration_max");