Created
April 12, 2015 02:26
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Experimental R script to transition between two graph states in DiagrammeR with D3.
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| require(DiagrammeR) | |
| require(stringr) | |
| # Animation test | |
| nodes <- c("a", "b", "c") # must be named 'nodes' and should have unique values | |
| nodes_df <- data.frame(nodes) | |
| edge_from <- c("a", "a", "b") | |
| edge_to <- c("b", "c", "c") | |
| edges_df <- data.frame(edge_from, edge_to) | |
| node_attrs <- c("style = filled", "fillcolor = lightblue", | |
| "color = gray", "shape = circle", "fontname = Helvetica") | |
| svg_1 <- graphviz_graph(nodes_df = nodes_df, edges_df = edges_df, | |
| graph_attrs = graph_attrs, node_attrs = node_attrs, | |
| edge_attrs = edge_attrs, directed = TRUE, | |
| return_code = "SVG") | |
| nodes <- c("a", "b", "c") # must be named 'nodes' and should have unique values | |
| nodes_df <- data.frame(nodes) | |
| edge_from <- c("a", "a", "a") | |
| edge_to <- c("b", "c", "a") | |
| edges_df <- data.frame(edge_from, edge_to) | |
| node_attrs <- c("style = filled", "fillcolor = lightblue", | |
| "color = gray", "shape = circle", "fontname = Helvetica") | |
| svg_2 <- graphviz_graph(nodes_df = nodes_df, edges_df = edges_df, | |
| graph_attrs = graph_attrs, node_attrs = node_attrs, | |
| edge_attrs = edge_attrs, directed = TRUE, | |
| return_code = "SVG") | |
| new_nodes_cx <- | |
| gsub("\" ", "", | |
| gsub(" cx=\"", "", | |
| unlist(str_extract_all(svg_2, " cx=.*? ")))) | |
| new_nodes_cx_var <- | |
| paste0("new_nodes_cx = [ ", paste(paste0("\"", new_nodes_cx, "\""), collapse = ", "), | |
| " ];") | |
| new_nodes_cy <- | |
| gsub("\" ", "", | |
| gsub(" cy=\"", "", | |
| unlist(str_extract_all(svg_2, " cy=.*? ")))) | |
| new_nodes_cy_var <- | |
| paste0("new_nodes_cy = [ ", paste(paste0("\"", new_nodes_cy, "\""), collapse = ", "), | |
| " ];") | |
| new_text_x <- | |
| gsub("\" ", "", | |
| gsub(" x=\"", "", | |
| unlist(str_extract_all(svg_2, " x=.*? ")))) | |
| new_text_x_var <- | |
| paste0("new_text_x = [ ", paste(paste0("\"", new_text_x, "\""), collapse = ", "), | |
| " ];") | |
| new_text_y <- | |
| gsub("\" ", "", | |
| gsub(" y=\"", "", | |
| unlist(str_extract_all(svg_2, " y=.*? ")))) | |
| new_text_y_var <- | |
| paste0("new_text_y = [ ", paste(paste0("\"", new_text_y, "\""), collapse = ", "), | |
| " ];") | |
| new_polygon <- | |
| gsub("\"/", "", | |
| gsub("points=\"", "", | |
| unlist(str_extract_all(svg_2, "points=.*?/")))) | |
| new_polygon_var <- | |
| paste0("new_polygon = [ ", paste(paste0("\"", new_polygon, "\""), collapse = ", "), | |
| " ];") | |
| new_lines <- | |
| gsub("\"/", "", | |
| gsub(" d=\"", "", | |
| unlist(str_extract_all(svg_2, " d=.*?/")))) | |
| new_lines_var <- | |
| paste0("new_lines = [ ", paste(paste0("\"", new_lines, "\""), collapse = ", "), | |
| " ];") | |
| svg_1_chunk <- gsub("<\\?xml version=\"1.0\" encoding=\"UTF-8\".*?(<svg .*)", "\\1", svg_1) | |
| html_top <- | |
| "<html> | |
| <head> | |
| <meta charset=\"utf-8\" /> | |
| <script type=\"text/javascript\" src=\"d3/d3.min.js\"></script> | |
| </head> | |
| <body> | |
| " | |
| html_bottom <- | |
| " </body> | |
| </html> | |
| " | |
| d3_ellipse_transition_x <- | |
| "d3.selectAll(\"ellipse\") | |
| .data(new_nodes_cx) | |
| .transition() | |
| .duration(1000) | |
| .attr(\"cx\", function(d) { | |
| return d; | |
| }); | |
| " | |
| d3_ellipse_transition_y <- | |
| "d3.selectAll(\"ellipse\") | |
| .data(new_nodes_cy) | |
| .transition() | |
| .duration(1000) | |
| .attr(\"cy\", function(d) { | |
| return d; | |
| }); | |
| " | |
| d3_text_transition_x <- | |
| "d3.selectAll(\"text\") | |
| .data(new_nodes_cx) | |
| .transition() | |
| .duration(1000) | |
| .attr(\"x\", function(d) { | |
| return d; | |
| }); | |
| " | |
| d3_text_transition_y <- | |
| "d3.selectAll(\"text\") | |
| .data(new_nodes_cy) | |
| .transition() | |
| .duration(1000) | |
| .attr(\"y\", function(d) { | |
| return d; | |
| }); | |
| " | |
| d3_path_transition <- | |
| "d3.selectAll(\"path\") | |
| .data(new_lines) | |
| .transition() | |
| .duration(500) | |
| .style(\"opacity\",0) | |
| .transition() | |
| .duration(500) | |
| .attr(\"d\", function(d) { | |
| return d | |
| }) | |
| .style(\"opacity\",1); | |
| " | |
| d3_polygon_transition <- | |
| "d3.selectAll(\"polygon\") | |
| .data(new_polygon) | |
| .transition() | |
| .duration(500) | |
| .style(\"opacity\",0) | |
| .transition() | |
| .duration(500) | |
| .attr(\"d\", function(d) { | |
| return d | |
| }) | |
| .style(\"opacity\",1); | |
| " | |
| html_page_transition <- | |
| paste(html_top, svg_1_chunk, | |
| "<script>", | |
| new_nodes_cx_var, new_nodes_cy_var, | |
| new_text_x_var, new_text_y_var, | |
| new_polygon_var, new_lines_var, | |
| d3_ellipse_transition_x, | |
| d3_ellipse_transition_y, | |
| d3_text_transition_x, | |
| d3_text_transition_y, | |
| d3_path_transition, | |
| d3_polygon_transition, | |
| "</script>", | |
| html_bottom, | |
| sep = "\n") | |
| cat(html_page_transition, file = "~/Desktop/transition_test.html") | |
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