Initial commit

#pma/js/pmd/designer_page.js

@@ -0,0 +1,172 @@
+function Show_tables_in_landing_page(db)
+{
+    Load_first_page(db, function (page) {
+        if (page) {
+            Load_HTML_for_page(page.pg_nr);
+            selected_page = page.pg_nr;
+        } else {
+            Show_new_page_tables(true);
+        }
+    });
+}
+
+function Save_to_new_page(db, page_name, table_positions, callback)
+{
+    Create_new_page(db, page_name, function (page) {
+        if (page) {
+            var tbl_cords = [];
+            for (var pos = 0; pos < table_positions.length; pos++) {
+                table_positions[pos].pdf_pg_nr = page.pg_nr;
+                Save_table_positions(table_positions[pos], function (id) {
+                    tbl_cords.push(id);
+                    if (table_positions.length === tbl_cords.length) {
+                        page.tbl_cords = tbl_cords;
+                        DesignerOfflineDB.addObject('pdf_pages', page);
+                    }
+                });
+            }
+            if (typeof callback !== 'undefined') {
+                callback(page);
+            }
+        }
+    });
+}
+
+function Save_to_selected_page(db, page_id, page_name, table_positions, callback)
+{
+    Delete_page(page_id);
+    Save_to_new_page(db, page_name, table_positions, function (page) {
+        if (typeof callback !== 'undefined') {
+            callback(page);
+        }
+        selected_page = page.pg_nr;
+    });
+}
+
+function Create_new_page(db, page_name, callback)
+{
+    var newPage = new PDFPage(db, page_name);
+    DesignerOfflineDB.addObject('pdf_pages', newPage, function (pg_nr) {
+        newPage.pg_nr = pg_nr;
+        if (typeof callback !== 'undefined') {
+            callback(newPage);
+        }
+    });
+}
+
+function Save_table_positions(positions, callback)
+{
+    DesignerOfflineDB.addObject('table_coords', positions, callback);
+}
+
+function Create_page_list(db, callback)
+{
+    DesignerOfflineDB.loadAllObjects('pdf_pages', function (pages) {
+        var html = "";
+        for (var p = 0; p < pages.length; p++) {
+            var page = pages[p];
+            if (page.db_name == db) {
+                html += '<option value="' + page.pg_nr + '">';
+                html += escapeHtml(page.page_descr) + '</option>';
+            }
+        }
+        if (typeof callback !== 'undefined') {
+            callback(html);
+        }
+    });
+}
+
+function Delete_page(page_id, callback)
+{
+    DesignerOfflineDB.loadObject('pdf_pages', page_id, function (page) {
+        if (page) {
+            for (var i = 0; i < page.tbl_cords.length; i++) {
+                DesignerOfflineDB.deleteObject('table_coords', page.tbl_cords[i]);
+            }
+            DesignerOfflineDB.deleteObject('pdf_pages', page_id, callback);
+        }
+    });
+}
+
+function Load_first_page(db, callback)
+{
+    DesignerOfflineDB.loadAllObjects('pdf_pages', function (pages) {
+        var firstPage = null;
+        for (var i = 0; i < pages.length; i++) {
+            var page = pages[i];
+            if (page.db_name == db) {
+                // give preference to a page having same name as the db
+                if (page.page_descr == db) {
+                    callback(page);
+                    return;
+                }
+                if (firstPage == null) {
+                    firstPage = page;
+                }
+            }
+        }
+        callback(firstPage);
+    });
+}
+
+function Show_new_page_tables(check)
+{
+    var all_tables = $("#id_scroll_tab").find("td input:checkbox");
+    all_tables.prop('checked', check);
+    for (var tab = 0; tab < all_tables.length; tab++) {
+        var input = all_tables[tab];
+        if (input.value) {
+            var element = document.getElementById(input.value);
+            element.style.top = Get_random(550, 20) + 'px';
+            element.style.left = Get_random(700, 20) + 'px';
+            VisibleTab(input, input.value);
+        }
+    }
+    selected_page = -1;
+    $("#page_name").text(PMA_messages.strUntitled);
+    MarkUnsaved();
+}
+
+function Load_HTML_for_page(page_id)
+{
+    Show_new_page_tables(false);
+    Load_page_objects(page_id, function (page, tbl_cords) {
+        $("#name-panel").find("#page_name").text(page.page_descr);
+        MarkSaved();
+        for (var t = 0; t < tbl_cords.length; t++) {
+            var tb_id = db + '.' + tbl_cords[t].table_name;
+            var table = document.getElementById(tb_id);
+            table.style.top = tbl_cords[t].y + 'px';
+            table.style.left = tbl_cords[t].x + 'px';
+
+            var checkbox = document.getElementById("check_vis_" + tb_id);
+            checkbox.checked = true;
+            VisibleTab(checkbox, checkbox.value);
+        }
+        selected_page = page.pg_nr;
+    });
+}
+
+function Load_page_objects(page_id, callback)
+{
+    DesignerOfflineDB.loadObject('pdf_pages', page_id, function (page) {
+        var tbl_cords = [];
+        var count = page.tbl_cords.length;
+        for (var i = 0; i < count; i++) {
+            DesignerOfflineDB.loadObject('table_coords', page.tbl_cords[i], function (tbl_cord) {
+                tbl_cords.push(tbl_cord);
+                if (tbl_cords.length == count) {
+                    if (typeof callback !== 'undefined') {
+                        callback(page, tbl_cords);
+                    }
+                }
+            });
+        }
+    });
+}
+
+function Get_random(max, min)
+{
+    var val = Math.random() * (max - min) + min;
+    return Math.floor(val);
+}