1 new changeset in galaxy-central:
http://bitbucket.org/galaxy/galaxy-central/changeset/ecc887998e72/ changeset: r4992:ecc887998e72 user: james_taylor date: 2011-02-03 23:01:17 summary: trackster: do not init tracks with null chromosome, use correct low and high when testing tiles in delayed draw, calculate position in show_tile without tile_index (which cna change) affected #: 2 files (357 bytes)
--- a/static/scripts/trackster.js Thu Feb 03 16:06:20 2011 -0500 +++ b/static/scripts/trackster.js Thu Feb 03 17:01:17 2011 -0500 @@ -838,9 +838,11 @@ track.data_cache.clear(); track.initial_canvas = undefined; track.content_div.css("height", "auto"); + /* if (!track.content_div.text()) { track.content_div.text(DATA_LOADING); } + */ track.container_div.removeClass("nodata error pending");
// @@ -849,46 +851,48 @@ if (!track.dataset_id) { return; } - - // Get dataset state; if state is fine, enable and draw track. Otherwise, show message - // about track status. - $.getJSON(this.dataset_check_url, { hda_ldda: track.hda_ldda, dataset_id: track.dataset_id, - chrom: track.view.chrom, low: track.view.max_low, high: track.view.max_high}, - function (result) { - if (!result || result === "error" || result.kind === "error") { - track.container_div.addClass("error"); - track.content_div.text(DATA_ERROR); - if (result.message) { - var track_id = track.view.tracks.indexOf(track); - var error_link = $(" <a href='javascript:void(0);'></a>").attr("id", track_id + "_error"); - error_link.text("View error"); - $("#" + track_id + "_error").live("click", function() { - show_modal( "Trackster Error", "<pre>" + result.message + "</pre>", { "Close" : hide_modal } ); - }); - track.content_div.append(error_link); + + if ( track.view.chrom != null ) { + // Get dataset state; if state is fine, enable and draw track. Otherwise, show message + // about track status. + $.getJSON(this.dataset_check_url, { hda_ldda: track.hda_ldda, dataset_id: track.dataset_id, + chrom: track.view.chrom, low: track.view.max_low, high: track.view.max_high}, + function (result) { + if (!result || result === "error" || result.kind === "error") { + track.container_div.addClass("error"); + track.content_div.text(DATA_ERROR); + if (result.message) { + var track_id = track.view.tracks.indexOf(track); + var error_link = $(" <a href='javascript:void(0);'></a>").attr("id", track_id + "_error"); + error_link.text("View error"); + $("#" + track_id + "_error").live("click", function() { + show_modal( "Trackster Error", "<pre>" + result.message + "</pre>", { "Close" : hide_modal } ); + }); + track.content_div.append(error_link); + } + } else if (result === "no converter") { + track.container_div.addClass("error"); + track.content_div.text(DATA_NOCONVERTER); + } else if (result === "no data" || (result.data !== undefined && (result.data === null || result.data.length === 0))) { + track.container_div.addClass("nodata"); + track.content_div.text(DATA_NONE); + } else if (result === "pending") { + track.container_div.addClass("pending"); + track.content_div.text(DATA_PENDING); + setTimeout(function() { track.init(); }, track.data_query_wait); + } else if (result === "data") { + // Only draw in user has selected a chromosome. + track.content_div.text(DATA_OK); + if (track.view.chrom) { + track.content_div.text(""); + track.content_div.css( "height", track.height_px + "px" ); + track.enabled = true; + track.predraw_init(); + track.draw(); + } } - } else if (result === "no converter") { - track.container_div.addClass("error"); - track.content_div.text(DATA_NOCONVERTER); - } else if (result === "no data" || (result.data !== undefined && (result.data === null || result.data.length === 0))) { - track.container_div.addClass("nodata"); - track.content_div.text(DATA_NONE); - } else if (result === "pending") { - track.container_div.addClass("pending"); - track.content_div.text(DATA_PENDING); - setTimeout(function() { track.init(); }, track.data_query_wait); - } else if (result === "data") { - // Only draw in user has selected a chromosome. - track.content_div.text(DATA_OK); - if (track.view.chrom) { - track.content_div.text(""); - track.content_div.css( "height", track.height_px + "px" ); - track.enabled = true; - track.predraw_init(); - track.draw(); - } - } - }); + }); + } }, /** * Additional initialization required before drawing track for the first time. @@ -1254,11 +1258,13 @@ // Check in cache var key = this.content_div.width() + '_' + w_scale + '_' + tile_index; var cached = this.tile_cache.get(key); + var tile_low = tile_index * DENSITY * this.view.resolution; + var tile_high = tile_low + DENSITY * this.view.resolution; // console.log(cached, this.tile_cache); if ( !force && cached ) { - this.show_tile( cached, parent_element, tile_index ); + this.show_tile( cached, parent_element, tile_low ); } else { - this.delayed_draw(key, low, high, tile_index, resolution, parent_element, w_scale, draw_tile_count); + this.delayed_draw(key, tile_low, tile_high, tile_index, resolution, parent_element, w_scale, draw_tile_count); } tile_index += 1; } @@ -1304,11 +1310,12 @@ for (var i = 0; i < this.child_tracks.length; i++) { this.child_tracks[i].draw(force); } - }, delayed_draw: function(key, low, high, tile_index, resolution, parent_element, w_scale, draw_tile_count) { + }, + delayed_draw: function(key, tile_low, tile_high, tile_index, resolution, parent_element, w_scale, draw_tile_count) { var track = this; // Put a 50ms delay on drawing so that if the user scrolls fast, we don't load extra data var id = setTimeout(function() { - if (low <= track.view.high && high >= track.view.low) { + if (tile_low <= track.view.high && tile_high >= track.view.low) { // Show/draw tile: check cache for tile; if tile not in cache, draw it. var tile_element = track.tile_cache.get(key); if (!tile_element) { @@ -1326,7 +1333,7 @@ } // Add tile to cache and show tile. track.tile_cache.set(key, tile_element); - track.show_tile(tile_element, parent_element, tile_index); + track.show_tile(tile_element, parent_element, tile_low); } } delete draw_tile_count--; @@ -1334,19 +1341,14 @@ draw_tile_count++ }, // Show track tile and perform associated actions. - show_tile: function( tile_element, parent_element, tile_index ) { + show_tile: function( tile_element, parent_element, tile_low ) { // Readability. var track = this;
- // Position tile element - - // Recalculate left position at display time - // FIXME: Should calculate this without tile_index + // Position tile element, recalculate left position at display time var range = this.view.high - this.view.low, - resolution = this.view.resolution, - w_scale = this.content_div.width() / range; - var tile_low = tile_index * DENSITY * this.view.resolution; - var left = ( tile_low - this.view.low ) * w_scale; + w_scale = this.content_div.width() / range, + left = ( tile_low - this.view.low ) * w_scale; if (this.left_offset) { left -= this.left_offset; }
--- a/templates/tracks/browser.mako Thu Feb 03 16:06:20 2011 -0500 +++ b/templates/tracks/browser.mako Thu Feb 03 17:01:17 2011 -0500 @@ -100,6 +100,15 @@ border: solid #999 1px; z-index: 100; } + + .track-content { + background: #eee; + min-height: 16px; + } + + .label-track .track-content { + background: white; + } </style></%def>
Repository URL: https://bitbucket.org/galaxy/galaxy-central/
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