Working in the minimap.

This commit is contained in:
mdtrooper 2016-03-15 09:46:15 +01:00
parent b87e5e6a87
commit 0593e75476
1 changed files with 80 additions and 0 deletions

View File

@ -16,6 +16,7 @@
/*-------------------Constants-------------------*/
/*-----------------------------------------------*/
var MAX_ZOOM_LEVEL = 50;
var RELATION_MINIMAP = 4;
/*-----------------------------------------------*/
/*------------------Constructor------------------*/
@ -31,6 +32,7 @@ var MapController = function(target) {
/*-----------------------------------------------*/
MapController.prototype._id = null;
MapController.prototype._viewport = null;
MapController.prototype._minimap = null;
MapController.prototype._zoomManager = null;
MapController.prototype._slider = null;
@ -55,6 +57,10 @@ MapController.prototype.init_map = function() {
.append("g")
.attr("class", "viewport");
self._minimap = svg
.append("g")
.attr("class", "minimap");
/**
* Function zoom
* Return void
@ -70,6 +76,8 @@ MapController.prototype.init_map = function() {
self._viewport
.attr("transform", "translate(" + d3.event.translate + ")scale(" + d3.event.scale + ")");
self.zoom_minimap();
}
/**
@ -168,9 +176,81 @@ MapController.prototype.init_map = function() {
self.paint_nodes();
self.paint_minimap();
this.init_events();
};
MapController.prototype.paint_minimap = function() {
var self = this;
var map_size = d3.select(self._target).node().getBoundingClientRect();
var viewport_size = d3.select(self._target + " .viewport").node().getBBox();
var minimap_map_width = map_size.width / RELATION_MINIMAP;
var minimap_map_height = map_size.height / RELATION_MINIMAP;
var minimap = d3.select(self._target + " .minimap");
var svg = d3.select(self._target + " svg");
svg.append("defs")
.append("clipPath")
.attr("id", "clip_minimap")
.append("rect")
.attr("x", 0)
.attr("y", 0)
.attr("width", minimap_map_width)
.attr("height", minimap_map_height);
minimap
.append("rect")
.attr("x", 0)
.attr("y", 0)
.attr("width", minimap_map_width)
.attr("height", minimap_map_height)
.attr("style", "fill: #ffffff; stroke: #000000; stroke-width: 1;");
var minimap_layer = minimap
.append("g")
.attr("class", "clip_minimap")
.attr("clip-path", "url(#clip_minimap)")
.append("g")
.attr("class", "layer");
var minimap_viewport = minimap_layer.append("g")
.attr("id", "viewport");
minimap_viewport.append("rect")
.attr("style", "fill: #dddddd; stroke: #aaaaaa; stroke-width: 1;")
.attr("x", 0)
.attr("y", 0)
.attr("height", viewport_size.width)
.attr("width", viewport_size.height);
self.zoom_minimap();
}
MapController.prototype.zoom_minimap = function() {
var self = this;
var viewport_transform = d3.transform(
d3.select(self._target + " .viewport").attr("transform"));
var transform = d3.transform();
var minimap_viewport = d3.select(self._target + " .minimap #viewport");
transform.translate[0] = viewport_transform.translate[0] / RELATION_MINIMAP;
transform.translate[1] = viewport_transform.translate[1] / RELATION_MINIMAP;
transform.scale[0] = viewport_transform.scale[0] / RELATION_MINIMAP;
transform.scale[1] = viewport_transform.scale[1] / RELATION_MINIMAP;
minimap_viewport
.attr("transform", transform.toString());
}
/**
* Function node_from_edge
* Return node