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174 | import * as d3 from "d3"
// import {TreeCut} from "./treecut"
const image_cluster_list_layout = function(parent){
let that = this;
that.parent = parent;
this.get_set_layout_from_parent = function(){
that.layout_height = that.parent.layout_height;
that.set_height = that.parent.set_height;
that.set_left = that.parent.set_left;
that.set_width = that.parent.set_width;
that.set_margin = that.parent.set_margin;
that.mini_set_height = that.parent.mini_set_height;
that.large_set_height = that.parent.large_set_height;
that.top_image_margin = that.parent.top_image_margin;
that.x_position = that.parent.x_position;
that.collapse_height = 30;
};
this.get_set_layout_from_parent();
this.get_expand_set_id = function(){
return that.parent.expand_set_id;
}
this.get_grid_data = function(){
return that.parent.grid_data;
}
this.get_grid_image_info = function() {
return that.parent.grid_image_info;
};
this.update_parent_set_layout = function(data){
console.log("update_parent_set_layout");
that.parent.set_num = data.length;
that.parent.mini_set_height = 0;
let collapsed_num = eval(data.map(d => d.collapse).join("+"));
if (that.get_expand_set_id() !== -1) {
that.parent.set_margin = 0;
} else if (collapsed_num === 0){
that.parent.set_margin = 5;
that.parent.set_height = (that.layout_height + that.parent.set_margin - 5) // 5 is the top padding of svg
/ that.parent.set_num;
}
else{
that.parent.set_margin = 5;
let rest_num = that.parent.set_num - collapsed_num;
let collapse_total_height = collapsed_num * (that.collapse_height + 2 * that.parent.set_margin);
that.parent.set_height = (that.layout_height + that.parent.set_margin - collapse_total_height) /
rest_num;
}
that.parent.image_height = that.parent.set_height - that.parent.set_margin - 2 * that.parent.image_margin;
that.parent.top_image_margin = that.parent.image_margin;
let image_num = 10;
that.parent.x_position = function(i){
let box = that.parent.image_height + 2 * that.parent.image_margin;
let offset = (that.parent.set_width - box) / (image_num - 1);
return i * offset;
}
let img_height = that.parent.set_width / image_num - 2 * that.parent.image_margin;
if (img_height < that.parent.image_height) {
that.parent.image_height = img_height;
that.parent.top_image_margin = (that.parent.set_height - img_height) / 2;
that.parent.x_position = function(i){
let box = that.parent.image_height + 2 * that.parent.image_margin;
return i * box;
}
}
// that.parent.mini_set_height = 20;
that.parent.large_set_height = that.layout_height - 10 -
(that.parent.set_num - 1) * that.parent.mini_set_height;
};
let mean = function(arr){
let sum = 0;
for(let i = 0; i < arr.length; i++){
sum += arr[i];
}
return sum / arr.length;
};
this.reorder = function(data){
data.forEach( d => {
let nodes = d.connected_nodes;
let ys = nodes.map(n => n.y);
d.order = mean(ys);
})
data.sort((a,b) => a.order - b.order);
return data;
}
this.layout = function(data){
console.log("image layout");
this.update_parent_set_layout(data);
this.get_set_layout_from_parent();
// data = this.reorder(data);
let offset = 0;
data.forEach((d) => {
d.x = that.set_left;
// d.x = (d.depth - 1) * that.x_delta;
// d.y = i * that.set_height + that.set_margin / 2;
// d.y_center = d.y + (that.set_height - that.set_margin) / 2;
let w = d.id === that.get_expand_set_id() ?
that.large_set_height: that.mini_set_height;
if (that.get_expand_set_id() === -1){
if (d.collapse > 0) w = that.collapse_height;
else w = that.set_height;
}
d.y = offset;
offset = offset + w;
d.y_center = d.y + (w) / 2;
d.height = w - that.set_margin;
d.width = that.set_width;
});
let grids = [];
let pos = {};
if (that.get_expand_set_id()!==-1) {
[grids, pos] = that.grid_layout(data);
d3.select("#grid-control")
.style("display", "block");
d3.select("#grid-legend-group")
.style("visibility", "visible");
} else {
d3.select("#grid-control")
.style("display", "none");
d3.select("#grid-legend-group")
.style("visibility", "hidden");
}
return [data, grids, pos];
}
this.grid_layout = function(data){
let grid_height = that.large_set_height * 0.98;
let grid_margin = that.large_set_height * 0.01;
let grid_width = that.set_width;
let side_length = 0;
let offset_x = 0;
let offset_y = 0;
if (grid_height > grid_width){
offset_y = (grid_height - grid_width) / 2 + grid_margin;
offset_x = that.set_left + grid_margin;
side_length = grid_width;
}
else{
offset_y = grid_margin;
offset_x = that.set_left + (grid_width - grid_height) / 2 + grid_margin;
side_length = grid_height;
}
// let control_panel_width = (grid_width - grid_height);
side_length = side_length - that.set_margin * 2;
// offset_x -= control_panel_width / 2;
offset_y = offset_y + that.set_margin / 3;
offset_y = offset_y + data.filter(d => d.id === that.get_expand_set_id())[0].y;
console.log("offset_x, offset_y", offset_x, offset_y);
let grid_data = that.get_grid_data();
let grid_size = Math.ceil(Math.sqrt(grid_data.length));
let cell_width = 1.0 / grid_size;
grid_data.forEach(d => {
d.x = offset_x + side_length * d.pos[0];
d.y = offset_y + side_length * d.pos[1];
d.width = cell_width * side_length;
d.normed_w = cell_width;
d.selected = false;
})
return [grid_data, {offset_x, offset_y, side_length}];
}
}
export {image_cluster_list_layout}
|