diff --git a/LICENSE b/LICENSE
index d709441e912933d4d9d686c846ffee62e8d3e458..bef06029e48e5015010255a39a13cdd2a4aa6dcc 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
The MIT License (MIT)
-Copyright (c) 2015-2021 Marcus Pöckelmann
+Copyright (c) 2015 ongoing Marcus Pöckelmann
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
diff --git a/README b/README
index c62d4fae8bae9edfca9f6626f9d8e80b45272f65..c58f20cb1f11484e4155314c667be92c4412297c 100644
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
Thank you for using CATview - the Colored & Aligned Texts view.
-This is version 2.0.
+This is version 2.2.
For information about the features and usage of CATview, please visit:
https://catview.uzi.uni-halle.de
diff --git a/catview.js b/catview.js
old mode 100644
new mode 100755
index 352c71769e446600391948d78e891ff509d638af..c1a143e1bdc359a3e280e7a0fa2831e2ffadae56
--- a/catview.js
+++ b/catview.js
@@ -1,7 +1,7 @@
/*
The MIT License (MIT)
- Copyright (c) 2015-2021 Marcus Pöckelmann
+ Copyright (c) 2015 ongoing Marcus Pöckelmann
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@@ -23,7 +23,7 @@
*/
// CATview - the Colored & Aligned Texts view
-// version 2.1
+// version 2.2
const CATview = new function() {
this.debug = false;
@@ -32,7 +32,7 @@ const CATview = new function() {
if(CATview.debug)
console.log('CATview.initialize');
- CATview.version = '2.1';
+ CATview.version = '2.2';
// id of the parent container that will include CATview
CATview.parent_id = 'CATview';
@@ -81,9 +81,13 @@ const CATview = new function() {
CATview.display_brush = false;
CATview.brush_from_edge = -1;
CATview.brush_to_edge = -1;
+ CATview.brush_range = 1;
CATview.brush_from_name = -1;
CATview.brush_to_name = -1;
CATview.brush_callback = null;
+ CATview.brush_end_callback = null;
+ CATview.brush_offset_from = -0.5;
+ CATview.brush_offset_to = 0.5;
// zooming parameters
CATview.zoom = null; // the d3 object for zooming
@@ -374,12 +378,13 @@ const CATview = new function() {
// define the interval of edges and refresh the content afterwards
this.refresh_content = function(from, to){
if(CATview.debug)
- console.log('CATview.refresh_content');
+ console.log('CATview.refresh_content(' + from + ', ' + to + ')');
if(CATview.content){
if (from != null) CATview.from = from;
if (from == 0) CATview.from = 1;
if (to != null) CATview.to = to;
+ if (to > CATview.edges.length) CATview.to = CATview.edges.length;
// refresh the edges-scale (with one bin offset)
CATview.set_scale_x(Math.max(CATview.from - 1, 0), Math.min(CATview.to + 1, CATview.edges.length + 1))
@@ -425,7 +430,7 @@ const CATview = new function() {
};
this.draw_names_axis = function(){
if(CATview.debug)
- console.log('CATview.draw_names_axis')
+ console.log('CATview.draw_names_axis');
let names_axis = CATview.svg.select(".names-axis");
names_axis.selectAll('*').remove(); // remove the current content
@@ -472,7 +477,7 @@ const CATview = new function() {
// draws the zebra stripes (gray lines in the background for every second text)
this.draw_zebra_stripes = function(){
if(CATview.debug)
- console.log('CATview.draw_zebra_lines')
+ console.log('CATview.draw_zebra_lines');
let zebra = CATview.svg.select(".zebra");
zebra.selectAll('*').remove(); // remove the current content
@@ -503,7 +508,7 @@ const CATview = new function() {
// draws the icons for tools included in CATview.tools
this.draw_tool_icons = function(){
if(CATview.debug)
- console.log('CATview.draw_tool_icons')
+ console.log('CATview.draw_tool_icons');
let toolicons = CATview.svg.select(".tool-icons");
toolicons.selectAll('*').remove(); // remove the current content
@@ -1053,18 +1058,16 @@ const CATview = new function() {
// refresh the brush
if(CATview.brush) {
- // remember the current extent
- //let extent = CATview.brush.extent();
- // update the scale
- // if(CATview.vertical == true)
- // todo CATview.brush.y(CATview.scale_edges);
- // else
- // todo CATview.brush.x(CATview.scale_edges);
- // restore the extent
- //CATview.brush.extent(extent);
- // redraw the brush
- //CATview.content.select(".brush").call(CATview.brush);
- }
+ let from = CATview.brush_from_edge + 1.0 + CATview.brush_offset_from;
+ let to = CATview.brush_to_edge + 1.0 + CATview.brush_offset_to;
+ if(CATview.x_inverted){
+ let swap = from;
+ from = to;
+ to = swap;
+ }
+ CATview.brush.move(d3.select('.brush'), [from, to].map(CATview.scale_edges))
+ // TODO prevent brushing listeners
+ }
}
else
return false;
@@ -1077,8 +1080,9 @@ const CATview = new function() {
return true;
};
- // enable the brush functionality and pass a callback function to the brush (will receive: from_edge, to_edge, from_name, to_name)
- this.enable_brush = function(brush_callback){
+ // enable the brush functionality and pass
+ // a callback function to the brush (will receive: from_edge, to_edge, from_name, to_name)
+ this.enable_brush = function(_brush_callback, _brush_end_callback){
if(CATview.debug)
console.log('CATview.enable_brush');
@@ -1088,8 +1092,10 @@ const CATview = new function() {
if(CATview.content)
CATview.draw_brush();
}
- if(brush_callback != null)
- CATview.brush_callback = brush_callback;
+ if(_brush_callback != null)
+ CATview.brush_callback = _brush_callback;
+ if(_brush_end_callback != null)
+ CATview.brush_end_callback = _brush_end_callback;
return true;
};
@@ -1106,7 +1112,6 @@ const CATview = new function() {
CATview.brush_to_edge = -1;
CATview.brush_from_name = -1;
CATview.brush_to_name = -1;
- // CATview.brush_callback = null;
// remove the brush from CATview
if (CATview.content)
CATview.content.select(".brush").remove();
@@ -1130,23 +1135,25 @@ const CATview = new function() {
if(CATview.vertical == true) {
CATview.brush = d3.brushY()
- .on("brush", CATview.brushing);
+ .on("brush", CATview.brushing)
+ .on("end", CATview.brush_end);
if(CATview.x_inverted)
- CATview.brush.extent([[CATview.scale_names.range()[0], CATview.scale_edges.range()[1]], [CATview.scale_names.range()[1], CATview.scale_edges.range()[0]]])
+ CATview.brush.extent([[CATview.scale_names.range()[0], CATview.scale_edges.range()[1]], [CATview.scale_names.range()[1], CATview.scale_edges.range()[0]]]);
else
- CATview.brush.extent([[CATview.scale_names.range()[0], CATview.scale_edges.range()[0]], [CATview.scale_names.range()[1], CATview.scale_edges.range()[1]]])
+ CATview.brush.extent([[CATview.scale_names.range()[0], CATview.scale_edges.range()[0]], [CATview.scale_names.range()[1], CATview.scale_edges.range()[1]]]);
} else {
CATview.brush = d3.brushX()
- .on("brush", CATview.brushing);
+ .on("brush", CATview.brushing)
+ .on("end", CATview.brush_end);
if(CATview.x_inverted)
- CATview.brush.extent([[CATview.scale_edges.range()[1], CATview.scale_names.range()[0]], [CATview.scale_edges.range()[0], CATview.scale_names.range()[1]]])
+ CATview.brush.extent([[CATview.scale_edges.range()[1], CATview.scale_names.range()[0]], [CATview.scale_edges.range()[0], CATview.scale_names.range()[1]]]);
else
- CATview.brush.extent([[CATview.scale_edges.range()[0], CATview.scale_names.range()[0]], [CATview.scale_edges.range()[1], CATview.scale_names.range()[1]]])
+ CATview.brush.extent([[CATview.scale_edges.range()[0], CATview.scale_names.range()[0]], [CATview.scale_edges.range()[1], CATview.scale_names.range()[1]]]);
}
- let brush = CATview.content.append("g")
+ CATview.content.append("g")
.attr("class", "brush")
.call(CATview.brush);
}
@@ -1162,51 +1169,108 @@ const CATview = new function() {
return true;
};
+ this.set_brush_end_callback = function(_brush_end_callback) {
+ CATview.brush_end_callback = _brush_end_callback;
+
+ return true;
+ };
// react on changes of the brush
this.brushing = function() {
if(CATview.debug)
console.log('CATview.brushing');
-
- // var edges_index = CATview.vertical == true ? 1 : 0;
- // var names_index = CATview.vertical == true ? 0 : 1;
-
- // get the interval as integers
- // var from_edge = Math.ceil(CATview.brush.extent()[0][edges_index]) - 1;
- let from_edge = Math.ceil(d3.event.selection.map(CATview.scale_edges.invert)[0]) - 1;
- if(from_edge < 0)
- from_edge = 0;
- // var to_edge = Math.floor(CATview.brush.extent()[1][edges_index]) - 1;
- let to_edge = Math.floor(d3.event.selection.map(CATview.scale_edges.invert)[1]) - 1;
- if(to_edge >= CATview.edges.length)
- to_edge = CATview.edges.length - 1;
- let from_name = null; // Math.ceil(CATview.brush.extent()[0][names_index]);
- let to_name = null; // Math.floor(CATview.brush.extent()[1][names_index]);
-
- if(CATview.x_inverted){
- let swap = from_edge;
- from_edge = to_edge;
- to_edge = swap;
- }
+
+ // handle inverted edges axis
+ let from = CATview.x_inverted ? 1 : 0;
+
+ // the starting position is construction by:
+ // d3.event.selection[0] → current begin of the drawn selection window
+ // CATview.brush_offset_from → the specified offset used to place the window at the begin of a rectangle
+ // 0.001 → a little additional offset for the case that the window was dragged to the most right position
+ let from_edge = Math.round(CATview.scale_edges.invert(d3.event.selection[from]) - CATview.brush_offset_from - 0.001) -1;
+ if(from_edge < CATview.from - 1) from_edge = CATview.from - 1;
+ else if(from_edge >= CATview.to) from_edge = CATview.to - 1;
+
+ // add the current range to the from position to get the to position
+ let to_edge = from_edge + CATview.brush_range - 1;
+
+ // TODO may allow selection of names axis
+ //let from_name = null; // Math.ceil(CATview.brush.extent()[0][names_index]);
+ //let to_name = null; // Math.floor(CATview.brush.extent()[1][names_index]);
if(to_edge - from_edge >= 0) {
// check whether the interval has changed
- if (from_edge != CATview.brush_from_edge || to_edge != CATview.brush_to_edge || from_name != CATview.brush_from_name || to_name != CATview.brush_to_name) {
+ if (from_edge != CATview.brush_from_edge || to_edge != CATview.brush_to_edge){ // || from_name != CATview.brush_from_name || to_name != CATview.brush_to_name) {
// save the current interval
CATview.brush_from_edge = from_edge;
CATview.brush_to_edge = to_edge;
- CATview.brush_from_name = from_name;
- CATview.brush_to_name = to_name;
+ //CATview.brush_from_name = from_name;
+ //CATview.brush_to_name = to_name;
// call the brush_callback as the interval has changed
if (CATview.brush_callback != null) {
- CATview.brush_callback(from_edge, to_edge, from_name, to_name);
+ CATview.brush_callback(from_edge, to_edge, null, null); //, from_name, to_name);
}
else {
- console.log('CATview brush edge from ' + from_edge + ' to ' + to_edge + ' and name from ' + from_name + ' to ' + to_name);
+ // no callback specified → log positions to console
+ console.log('CATview brush edge from ' + from_edge + ' to ' + to_edge);// + ' and name from ' + from_name + ' to ' + to_name);
}
}
}
};
+ // react on the end of a brush gesture
+ this.brush_end = function() {
+ if(CATview.debug)
+ console.log('CATview.brush_end');
+
+ if (!d3.event.sourceEvent) return; // only transition after input
+ if (!d3.event.selection) return; // ignore empty selections
+
+ // handle inverted edges axis
+ let from = CATview.x_inverted ? 1 : 0;
+ let to = CATview.x_inverted ? 0 : 1;
+
+ // the starting position (end analogously) is construction by:
+ // d3.event.selection[0] → current begin of the drawn selection window
+ // CATview.brush_offset_from → the specified offset used to place the window at the begin of a rectangle
+ // 0.001 → a little additional offset for the case that the window was dragged to the most right position
+ let from_edge = Math.round(CATview.scale_edges.invert(d3.event.selection[from]) - CATview.brush_offset_from - 0.001) -1;
+ if(from_edge < CATview.from - 1) from_edge = CATview.from - 1;
+ else if(from_edge >= CATview.to) from_edge = CATview.to - 1;
+ let to_edge = Math.round(CATview.scale_edges.invert(d3.event.selection[to]) - CATview.brush_offset_to + 0.001) -1;
+ if(to_edge >= CATview.to) to_edge = CATview.to - 1;
+ else if(to_edge < CATview.from - 1) to_edge = CATview.from - 1;
+
+ // calculated the number of rectangles within the window
+ let brush_range = to_edge - from_edge + 1;
+
+ // intervene if range is zero
+ if(brush_range == 0){
+ console.log('intervene')
+ to_edge = from_edge;
+ brush_range = 1;
+ }
+
+ // smoothly redraw the brush to discrete positions (begin and end of the rectangles)
+ if(CATview.x_inverted){
+ d3.select(this).transition().call(d3.event.target.move,
+ [to_edge + 1.0 + CATview.brush_offset_to, from_edge + 1.0 + CATview.brush_offset_from].map(CATview.scale_edges));
+ }else{
+ d3.select(this).transition().call(d3.event.target.move,
+ [from_edge + 1.0 + CATview.brush_offset_from, to_edge + 1.0 + CATview.brush_offset_to].map(CATview.scale_edges));
+ }
+
+ // save new values if there was a change
+ if(from_edge !== CATview.brush_from_edge || to_edge !== CATview.brush_to_edge || brush_range !== CATview.brush_range){
+ // save the current interval
+ CATview.brush_from_edge = from_edge;
+ CATview.brush_to_edge = to_edge;
+ CATview.brush_range = brush_range;
+ // and call the custom callbacks
+ if (CATview.brush_end_callback != null) {
+ CATview.brush_end_callback(from_edge, to_edge); //, from_name, to_name);
+ }
+ }
+ };
// add a new tool icon and its behavior
this.add_tool = function(_icon, _callback, _index, _rotation){
@@ -1398,4 +1462,4 @@ const CATview = new function() {
// - may: method for changing the border_color → set_border(_color, _width)
// - adopt font size in respect to the number of witnesses
// - method to reset all data → reset
-};
\ No newline at end of file
+};
diff --git a/demo/demo_bottom.html b/demo/demo_bottom.html
index 1c1e41801f13884d48f90abdcb62aa57470e414f..849851cd5391ae3a473113147ffb41f5d90c480f 100644
--- a/demo/demo_bottom.html
+++ b/demo/demo_bottom.html
@@ -157,5 +157,10 @@
// refresh CATviews scrollspy
CATview.draw_scroll_spy(from);
});
+
+ // reacts as soon as the size of the selection box (brush) is fixed
+ CATview.set_brush_end_callback(function(from, to){
+ CATview.brush_callback(from, to);
+ });
</script>
</html>
diff --git a/demo/demo_left.html b/demo/demo_left.html
index ba1e8756e6f9b05dcaede2b41c964cf67f486d5a..8d1939743bd1d496e7432f001aab819ef617cebd 100644
--- a/demo/demo_left.html
+++ b/demo/demo_left.html
@@ -155,5 +155,10 @@
// refresh CATviews scrollspy
CATview.draw_scroll_spy(from);
});
+
+ // reacts as soon as the size of the selection box (brush) is fixed
+ CATview.set_brush_end_callback(function(from, to){
+ CATview.brush_callback(from, to);
+ });
</script>
</html>
diff --git a/demo/demo_right.html b/demo/demo_right.html
index 5502515eb278bb2aaca6cb18dabd04da76879ab0..8bcb7abc4728b88c91d3e51e2be6a5317d2ee78b 100644
--- a/demo/demo_right.html
+++ b/demo/demo_right.html
@@ -155,5 +155,10 @@
// refresh CATviews scrollspy
CATview.draw_scroll_spy(from);
});
+
+ // reacts as soon as the size of the selection box (brush) is fixed
+ CATview.set_brush_end_callback(function(from, to){
+ CATview.brush_callback(from, to);
+ });
</script>
</html>
diff --git a/demo/demo_top.html b/demo/demo_top.html
index 2252784dc4d8af5026ca9357cf4b91ef1a5a397b..05480817907d35b7a884b463ce3fe8dbf7b85991 100644
--- a/demo/demo_top.html
+++ b/demo/demo_top.html
@@ -158,5 +158,10 @@
// refresh CATviews scrollspy
CATview.draw_scroll_spy(from);
});
+
+ // reacts as soon as the size of the selection box (brush) is fixed
+ CATview.set_brush_end_callback(function(from, to){
+ CATview.brush_callback(from, to);
+ });
</script>
</html>