/
server.R
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server.R
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#
# This is the server logic of a Shiny web application. You can run the
# application by clicking 'Run App' above.
#
# Find out more about building applications with Shiny here:
#
# http://shiny.rstudio.com/
#
library(shiny)
library(shinytoastr)
library(shinyalert)
library(pracma)
library(stringr)
source("map_data.R")
source("ui_util.R")
foCheckPosition <- function(x, y){
out = as.numeric(as.logical(x) & FALSE);
for(iCountry in (1:map_num_country)){
val = map_list[[iCountry]](x, y);
out = pmax(out, val * iCountry)
}
out[out == 0] = NA
return(out)
}
foGetCountriesByDifficulty <- function(difficulty){
switch(difficulty,
"Easy" = {out <- (map_areas >= 1000)},
"Moderate" = {out <- (map_areas >= 200)},
"Hard" = {out <- (map_areas >= 0)},
stop("Invalid difficulty option.")
)
return(out)
}
foGetCountriesByContinent <- function(continent){
if(identical(continent, "All")){
return(rep(TRUE, map_num_country))
}
out = map_continents == continent
return(out)
}
Tmisc = read.csv("map_data_misc.csv");
foGetCategoryTitle <- function(cat){
cat_title = str_to_title(cat)
if(identical(cat, "expectancy_un")){
cat_title = "Life Expectancy"
}
if(identical(cat, "forest")){
cat_title = "Forest Percentage"
}
if(identical(cat, "agriculturalarea")){
cat_title = "Agricultural Area Percentage"
}
if(identical(cat, "gdp")){
cat_title = "Economy (GDP)"
}
if(identical(cat, "density_un")){
cat_title = "Density"
}
if(identical(cat, "population_un")){
cat_title = "Population"
}
if(identical(cat, "sexratio")){
cat_title = "Sex Ratio (M/F)"
}
if(identical(cat, "gdppercapita")){
cat_title = "Wealth (GDP per capita)"
}
if(identical(cat, "youngpopulation")){
cat_title = "Child Population (0-14 years)"
}
if(identical(cat, "oldpopulation")){
cat_title = "Senior Population (60+ years)"
}
if(identical(cat, "location")){
cat_title = "Region"
}
if(identical(cat, "energyusage")){
cat_title = "Energy Consumption (per capita)"
}
if(identical(cat, "energyexportratio")){
cat_title = "Energy Export (relative to production)"
}
return(cat_title)
}
all_game_categories = c(
'continent', 'location',
'independence_category', 'government_category', 'religion_category',
'area_category', 'population_un_category',
'density_un_category', 'expectancy_un_category', 'sexratio_category',
'youngpopulation_category', 'oldpopulation_category',
'gdp_category', 'gdppercapita_category', 'currency_category',
'energyusage_category', 'energyexportratio_category',
'landlocked_category', 'equator_category',
'temperature_category', 'forest_category',
'agriculturalarea_category'
);
nGameCategory = length(all_game_categories)
numeric_categories = list('area' = list(unit = ' km2'),
'population_un' = list(unit = ''),
'density_un' = list(unit = ' people/km2'),
'independence' = list(unit = '', modify = FALSE),
'expectancy_un' = list(unit = ' years', modify = FALSE),
'temperature' = list(unit = '℃', modify = FALSE, digits = 1),
'forest' = list(unit = '%'),
'gdp' = list(unit = ' USD', multiply = 1e6, sigdigits = 3),
'gdppercapita' = list(unit = ' USD'),
'sexratio' = list(unit = '%'),
'youngpopulation' = list(unit = '%'),
'oldpopulation' = list(unit = '%'),
'agriculturalarea' = list(unit = '%'),
'energyusage' = list(unit = ' kWh/day', modify = FALSE),
'energyexportratio' = list(unit = '%'))
riddlefocus_types = list(
"Balanced" = list("Primary" = c(), "Secondary" = c()),
"Demographics" = list("Primary" = c('population_un_category', 'expectancy_un_category',
'sexratio_category', 'religion_category',
'youngpopulation_category', 'oldpopulation_category'),
"Secondary" = c('gdppercapita_category', 'area_category',
'density_un_category', 'energyusage_category')),
"Economy" = list("Primary" = c('gdp_category', 'gdppercapita_category',
'currency_category', 'energyexportratio_category'),
"Secondary" = c('government_category', 'area_category',
'population_un_category', 'energyusage_category')),
"Geography" = list("Primary" = c('area_category', 'landlocked_category',
'equator_category', 'temperature_category',
'forest_category', 'agriculturalarea_category'),
"Secondary" = c('continent', 'population_un_category',
'density_un_category', 'location')),
"Politics" = list("Primary" = c('government_category', 'independence_category'),
"Secondary" = c('gdp_category', 'religion_category', 'currency_category'))
)
riddledifficulty_types = list(
"Hard" = list("Primary" = c(), "Secondary" = c()),
"Moderate" = list("Primary" = c('continent', 'location', 'area_category', 'population_un_category',
'currency_category', 'gdppercapita_category', 'landlocked_category', 'equator_category'),
"Secondary" = c('religion_category', 'expectancy_un_category',
'temperature_category', 'gdp_category')),
"Easy" = list("Primary" = c('continent', 'location', 'area_category', 'population_un_category',
'currency_category', 'gdppercapita_category', 'landlocked_category', 'equator_category'),
"Secondary" = c('religion_category', 'expectancy_un_category',
'temperature_category', 'gdp_category'))
)
foAdjustRiddleFocus <- function(weights, focus, categories = all_game_categories,
types = riddlefocus_types,
primary_multiplier = 5,
secondary_multiplier = 2){
info = types[[focus]]
primary = info$Primary
secondary = info$Secondary
primary_indices = which(!is.na(match(categories, primary)))
secondary_indices = which(!is.na(match(categories, secondary)))
weights[primary_indices] = weights[primary_indices] * primary_multiplier
weights[secondary_indices] = weights[secondary_indices] * secondary_multiplier
Tq = data.frame(category = categories, weights = weights)
# browser()
# message(Tq)
# for(iCategory = 1:length(primary)){
# if(length(primary) <= 0){ break; }
#
# }
return(weights)
}
foGenerateRiddle <- function(country_index, focus=NULL, difficulty = NULL,
newline = "<br>", additional = 0, randoms = NULL,
showAll = FALSE, secondary_riddle = NULL,
revealNumbers = FALSE){
categories = all_game_categories
weights = rep(1, length(categories))
weights[match('continent', categories)] = 0.5
weights[match('forest_category', categories)] = 0.65
weights[match('agriculturalarea_category', categories)] = 0.45
weights[match('sexratio_category', categories)] = 0.75
weights[match('youngpopulation_category', categories)] = 0.4
weights[match('oldpopulation_category', categories)] = 0.35
weights[match('location', categories)] = 0.15
weights[match('energyusage_category', categories)] = 0.55
weights[match('energyexportratio_category', categories)] = 0.45
if(is.null(focus)){
focus = "Balanced"
}
if(is.null(difficulty)){
difficulty = "Easy"
}
if(is.null(revealNumbers)){
revealNumbers = FALSE
}
# browser()
iseconomyfocus = identical(focus, "Economy");
weights = foAdjustRiddleFocus(weights, focus)
primary_multiplier = 5;
secondary_multiplier = 2;
ismoderate = F
if(identical(difficulty, "Moderate")){
primary_multiplier = sqrt(primary_multiplier);
secondary_multiplier = sqrt(secondary_multiplier);
ismoderate = T
}
weights = foAdjustRiddleFocus(weights, difficulty, types = riddledifficulty_types,
primary_multiplier = primary_multiplier, secondary_multiplier = secondary_multiplier)
if(!identical(difficulty, "Hard")){
indices = match(c('continent', 'location'), categories)
if(ismoderate){
m = sqrt(5)
} else {
m = 5
}
weights[indices] = weights[indices] * m
message(weights[indices])
}
if(is.null(randoms)){
randoms = rand(100, 1);
}
random_start = 0
rand_vals = weights * randoms[(1+random_start):(length(categories) + random_start)]
permuted = order(rand_vals, decreasing=T)
random_start = random_start + length(categories)
if(showAll == TRUE){
permuted = 1:length(categories)
}
marked = rep(F, length(categories));
# permuted = randperm(length(categories));
outstr = '';
combined_string = rep('', map_num_country)
cat_values = rep('', length(categories))
nCategory = length(categories)
additional_remaining = additional
latest = ""
for(iCategory in (1:length(categories))){
# message(iCategory)
index = permuted[iCategory]
category = categories[index]
values = Tmisc[[category]];
# message(category)
if(iseconomyfocus && identical(category, "currency_category")){
values = Tmisc[["currency_category_specific"]];
}
value = values[country_index];
cat_values[iCategory] = value
out = str_split_1(category, "_category")
cat = out[1]
isnumeric = !is.na(match(cat, names(numeric_categories)));
extra_str = '';
# Numeric categories
value_str = value
if(isnumeric){
numeric_value = Tmisc[[cat]][country_index];
if(revealNumbers == TRUE){
out = str_split_1(value, "\\[")
cat_val = out[1]
unit_val = numeric_categories[[cat]]$unit
modify_val = numeric_categories[[cat]]$modify
digits = numeric_categories[[cat]]$digits
multiply_val = numeric_categories[[cat]]$multiply
sigdigits = numeric_categories[[cat]]$sigdigits
if(is.null(modify_val)){modify_val = TRUE;}
if(identical(unit_val, '%')){modify_val = FALSE;}
if(is.null(digits)){digits = 0}
if(is.null(multiply_val)){multiply_val = 1}
if(is.null(sigdigits)){sigdigits = 2}
n_value = numeric_value * multiply_val
n_postfix = ''
if(modify_val){
if(abs(n_value) >= 1e12){
n_value = n_value / 1e12
n_postfix = 'T'
} else
if(abs(n_value) >= 1e9){
n_value = n_value / 1e9
n_postfix = 'B'
} else
if(abs(n_value) >= 1e6){
n_value = n_value / 1e6
n_postfix = 'M'
} else
if(abs(n_value) >= 1e3){
n_value = n_value / 1e3
n_postfix = 'K'
}
if(abs(n_value) < 1000){
digits = pmax(sigdigits - 3, digits)
}
if(abs(n_value) < 100){
digits = pmax(sigdigits - 2, digits)
}
if(abs(n_value) < 10){
digits = pmax(sigdigits - 1, digits)
}
# message(n_value)
}
format_str = paste0('%s [%.', digits, 'f%s%s]');
value_str = sprintf(format_str, cat_val, n_value, n_postfix, unit_val)
} else {
if(identical(cat, 'temperature')){
value_str = gsub(' C', ' ℃', value_str)
}
}
title = Tmisc[[paste0(cat, '_title')]][country_index];
extra_str = paste0(extra_str, cat, ': ', num2str(numeric_value), newline);
if(!identical(title, "")){
out = str_split_1(title, "\\(")
if(revealNumbers == FALSE){
title = out[1]
}
value_str = paste0(value_str, ' - ', '<em>', title, '</em>');
}
}
if(revealNumbers == TRUE){
if(identical(cat, "currency") & (showAll == TRUE)){
value_str = sprintf('%s (%s)', Tmisc$currency_name[country_index], Tmisc$currency_code[country_index])
}
if(identical(cat, "religion") & (showAll == TRUE)){
value_str = Tmisc$religion[country_index]
}
}
cat_title = foGetCategoryTitle(cat)
latest = paste0("<b>", cat_title, "</b>", ': ', value_str)
latest_str = latest;
if(!is.null(secondary_riddle)){
cats = secondary_riddle$sorted_categories[1:secondary_riddle$nCategory]
isAsked = !is.na(match(category, cats))
if(isAsked == TRUE){
# browser()
secondary_value = values[secondary_riddle$country_index];
isEqual = identical(value, secondary_value)
extrachar = ''
if(isEqual){
classx = 'correct-answer'
} else {
classx = 'incorrect-answer'
if(isnumeric){
numeric_value = Tmisc[[cat]][country_index];
secondary_numeric_value = Tmisc[[cat]][secondary_riddle$country_index];
islarger = numeric_value > secondary_numeric_value;
if(islarger){
# extrachar = '⇧';
# extrachar = '▲';
extrachar = '▼';
} else {
# extrachar = '↑';
# extrachar = '⇩';
extrachar = '▲';
}
extrachar = paste0(' <b style = "font-size:95%;">', extrachar, '</b>');
}
}
latest_str = paste0(sprintf("<span class = '%s'>", classx), latest_str, extrachar, "</span>")
}
}
outstr = paste0(outstr, latest_str, newline)
if(showAll == FALSE){
if(iCategory == 1){
combined_string = values;
} else {
combined_string = paste(combined_string, values, sep = '_');
}
u = unique(combined_string)
ic = match(combined_string, u)
out = histc(ic, 1:length(u))
c = out$c
numCountry = c[ic[country_index]];
} else {
numCountry = Inf
}
# if(revealNumbers == T){
# browser()
# }
if((numCountry <= 1) && (additional_remaining <= 0)){
nCategory = iCategory
break;
}
if(numCountry <= 1){
additional_remaining = additional_remaining - 1
}
}
cat_values = cat_values[1:nCategory]
sorted_categories = categories[permuted]
# message(paste0("numCountry: ", numCountry))
out = list(outstr = outstr, country_index = country_index,
sorted_categories = sorted_categories,
cat_values = cat_values, nCategory = nCategory,
additional = additional, randoms = randoms, latest = latest)
return(out)
}
foCheckCountryForRiddle <- function(riddle, country_index, newline = "<br>", fullExplanation=FALSE){
nCategory = riddle$nCategory
categories = riddle$sorted_categories
values = riddle$cat_values
response = TRUE
explanation_text = ""
initial_explanation = TRUE
num_violation = 0;
# browser()
for(iCategory in (1:nCategory)){
index = iCategory
category = categories[index]
all_values = Tmisc[[category]];
value = all_values[country_index];
out = str_split_1(category, "_")
cat = out[1]
cat_title = foGetCategoryTitle(cat)
if(!identical(value, values[iCategory])){
response = FALSE
name = map_names[country_index]
explanation = sprintf("- %s category of %s is: %s", cat_title, name, value)
num_violation = num_violation + 1
if(initial_explanation){
initial_explanation = FALSE
explanation_text = explanation
} else {
explanation_text = paste0(explanation_text, newline, explanation)
}
if(!fullExplanation){
break;
}
# break;
}
}
out = list(response = response, explanation_text = explanation_text, num_violation = num_violation)
return(out)
}
# Define server logic required to draw a histogram
function(input, output, session) {
# observe({
# a = input$image_click
# browser
# })
rep.row<-function(x,n){
matrix(rep(x,each=n),nrow=n)
}
rep.col<-function(x,n){
matrix(rep(x,each=n), ncol=n, byrow=TRUE)
}
output$image_clickinfo <- renderPrint({
cat("Click:\n")
str(input$image_click)
})
mapImgInitialized <- reactiveVal(FALSE)
current_countries <- reactiveVal(randperm(map_num_country))
country_index <- reactiveVal(1)
reveal_counter <- reactiveVal(0)
reveal_used <- reactiveVal(FALSE)
wrong_guess_counter <- reactiveVal(0)
current_wrong_guesses <- reactiveVal(list())
hint_counter <- reactiveVal(0)
hint_used <- reactiveVal(FALSE)
additional_info_counter <- reactiveVal(0)
current_country_index <- reactive({
countries <- current_countries()
return(countries[country_index()])
})
current_country <- reactive({
name = map_names[current_country_index()]
return(name)
})
current_capital <- reactive({
name = map_capitals[current_country_index()]
return(name)
})
foGetCountryAlpha2 <- function(index){
return(tolower(alpha2_codes[index]))
}
current_country_alpha2 <- reactive({
alpha2 = foGetCountryAlpha2(current_country_index())
return(alpha2)
})
current_whattoask_option <- reactive({
askFlag = FALSE
askCapital = FALSE
askRiddle = FALSE
switch(input$whattoask,
"Country" = {},
"Capital" = {askCapital <- TRUE;},
"Flag" = {askFlag <- TRUE;},
"Riddle" = {askRiddle <- TRUE;},
stop("Invalid what to ask option.")
)
return(list(askFlag = askFlag, askCapital = askCapital, askRiddle = askRiddle))
})
observeEvent(input$whattoask, {
if(current_whattoask_option()$askRiddle == TRUE){
foCreateRiddle();
foDisplayRiddle()
}
})
# current_numcountries <- reactive({
#
# })
current_numcountries <- reactiveVal(map_num_country)
current_difficulty <- reactiveVal("Hard")
current_continent <- reactiveVal("All")
foGetNumberOfCountries <- function(option){
if(length(option) == 0){
warning("Number of countries option is null, reverting to default...")
return(map_num_country)
}
switch(option,
"All" = map_num_country,
"50" = 50,
"20" = 20,
"10" = 10,
"5" = 5,
"2" = 2,
"1" = 1,
stop("Invalid number of countries option.")
)
}
foAdditionalRiddleInfo <- function(){
# out = ""
out = sprintf("Additionally, requested %d new information about riddles. \n", additional_info_counter())
# if(additional_info_counter() > 0){
# out = sprintf("Additionally, requested %d new information about riddles.", additional_info_counter())
# }
if(current_whattoask_option()$askRiddle == FALSE){
out = ""
}
return(out)
}
foComputeAlertInfo <- function(charset = "!", correction = 0, newline = "\n", extra = ""){
sprintf("You have found %d out of %d countries%s %s While using %d reveals, %d hints and %d wrong guesses. %s %s", country_index() + correction, current_numcountries(), charset, newline, reveal_counter(), hint_counter(), wrong_guess_counter(), foAdditionalRiddleInfo(), extra)
}
foHintAlert <- function(){
shinyalert(
title = "Need another Hint?",
text = sprintf("%d hints are given so far. You have unlimited hints remaining.", hint_counter()),
size = "s",
closeOnEsc = TRUE,
closeOnClickOutside = FALSE,
html = FALSE,
type = "",
showConfirmButton = TRUE,
showCancelButton = TRUE,
confirmButtonText = "Request New",
confirmButtonCol = "#787CE6",
cancelButtonText = "Show Previous",
timer = 0,
imageUrl = "",
animation = TRUE,
callbackR = function(x){if(x==T){foRequestHint();}else{foDisplayHint();}}
)
}
observeEvent(input$hostname, {
message(paste0("Hostname is: ", input$hostname[1]))
message(paste0("URL is: ", input$hostname[2]))
})
observeEvent(input$developer_info_button, {
current_width = shinybrowser::get_width()
current_height = shinybrowser::get_height()
dimension = input$dimension;
line1 = paste0(sprintf("browser-dim: (%d, %d)", dimension[1], dimension[2]));
line2 = paste0(sprintf("shinybrowser-dim: (%d, %d)", current_width, current_height));
line3 = paste0(sprintf("screen-dim: (%d, %d)", dimension[3], dimension[4]));
txt = paste(line1, line2, line3, sep = "\n")
foShowDeveloperLogAlert(txt)
})
foRequestHint <- function(){
# width = imgdims()$width
# height = imgdims()$height
# width <- session$clientData$output_image_width
# height <- session$clientData$output_image_height
center = map_centers[[current_country_index()]]
message(paste(center[1], center[2]))
x = center[1]
y = center[2]
param = map_view_param()
searcharea_visible(TRUE)
if(searcharea_level() <= 2){
hint_counter(hint_counter() + 1)
searcharea_level(searcharea_level() + 1)
if(!searcharea_determined()){
searcharea_determined(TRUE)
km_mean = 2500; km_plusminus = 500;
if(current_continent() != "All"){
km_mean = 2000; km_plusminus = 250;
}
switch(current_continent(),
"North America" = {km_mean <- 1250; km_plusminus <- 250;},
"Europe" = {km_mean <- 1000; km_plusminus <- 250;},
"Asia" = {km_mean = 2250; km_plusminus = 250;}
)
km = km_mean + (sample.int(3, 1) - 2) * km_plusminus
rands = c(rand(), rand())
} else {
km = round(searcharea_km()/2)
rands = searcharea_prev_rands()
previous_coef = 0.3
rands[1] = rands[1]*previous_coef + rand() * (1 - previous_coef)
rands[2] = rands[2]*previous_coef + rand() * (1 - previous_coef)
}
xx = x + (2 * (rands[1] - 0.5) * 0.8 * km / 29000) * 1584
yy = y + (2 * (rands[2] - 0.5) * 0.8 * km / 29000) * 862
searcharea_km(km)
searcharea_pos(c(xx,yy))
searcharea_prev_rands(rands)
}
foDisplaySearchHint()
}
foShowToastrHint <- function(msg){
delay(150, toastr_info(msg, closeButton = F, timeOut=1500, hideDuration = 1800))
}
foDisplaySearchHint <- function(){
foShowToastrHint(sprintf("Hint: An area within %d km radius of hidden country is revealed.", searcharea_km()))
}
foDisplayHint <- function(){
foShowToastrHint(sprintf("Hint: An area within %d km radius of hidden country is revealed.", searcharea_km()))
# delay(150, toastr_info(, closeButton = F, timeOut=(1500), hideDuration = 1800))
}
foSuccessAlert <- function(){
shinyalert(
title = "Congratulations!",
text = foComputeAlertInfo(charset = "!"),
size = "s",
closeOnEsc = TRUE,
closeOnClickOutside = FALSE,
html = FALSE,
type = "success",
showConfirmButton = TRUE,
showCancelButton = FALSE,
confirmButtonText = "Play Again?",
confirmButtonCol = "#13C23F",
timer = 0,
imageUrl = "",
animation = TRUE,
callbackR = function(x){foRestart();}
)
}
foFailAlert <- function(){
shinyalert(
title = "Game Over!",
text = foComputeAlertInfo(charset = ".", correction = -1),
size = "s",
closeOnEsc = TRUE,
closeOnClickOutside = TRUE,
html = FALSE,
type = "error",
showConfirmButton = TRUE,
showCancelButton = FALSE,
confirmButtonText = "Play Again?",
confirmButtonCol = "#E06F2D",
timer = 0,
imageUrl = "",
animation = TRUE,
callbackR = function(x){foRestart();}
)
}
foRestartAlert <- function(){
shinyalert(
title = "Game is restarting...",
text = foComputeAlertInfo(charset = ".", correction = -1, newline = "<br>", extra = "<br><div style = 'margin-top:15px'><span class='loadingbar-custom bigloading'></span></div>"),
size = "s",
closeOnEsc = TRUE,
closeOnClickOutside = TRUE,
html = TRUE,
type = "info",
showConfirmButton = TRUE,
showCancelButton = FALSE,
confirmButtonText = "Restart",
confirmButtonCol = "#a0cF8D",
timer = 1700,
imageUrl = "",
animation = TRUE,
callbackR = function(x){foRestart();}
)
}
foShowDeveloperLogAlert <- function(txt){
shinyalert(
title = "Developer Log",
text = txt,
size = "s",
closeOnEsc = TRUE,
closeOnClickOutside = TRUE,
html = FALSE,
type = "",
showConfirmButton = TRUE,
showCancelButton = FALSE,
confirmButtonText = "OK",
confirmButtonCol = "#4936C7",
timer = 0,
imageUrl = "",
animation = TRUE,
callbackR = function(x){foComputeDimension();}
)
}
observe({
num_countries <- foGetNumberOfCountries(input$num_countries)
num_countries = pmin(num_countries, length(current_countries()))
current_numcountries(num_countries)
# if(num_countries > isolate(current_numcountries())){
#
# }
})
searcharea_prev_rands <- reactiveVal(c(rand(), rand()))
searcharea_km <- reactiveVal(2000)
searcharea_level <- reactiveVal(0)
searcharea_pos <- reactiveVal(c(800, 300))
searcharea_determined <- reactiveVal(FALSE)
searcharea_visible <- reactiveVal(FALSE)
foUpdateSearchArea <- function(param){
width = param$width
height = param$height
magnify = param$magnify
km = searcharea_km()
search_ratio = 2*km/29000
search_pos = searcharea_pos()
search_w = magnify * width * search_ratio
search_h = magnify * (16 * height / 9) * search_ratio
search_x = (search_pos[1] / 1584) - param$starting_x
search_y = (search_pos[2] / 862) - param$starting_y
search_x = search_x * magnify * width
search_y = search_y * magnify * height
#
# search_x = width * search_pos[1] / 1584
# search_y = height * search_pos[2] / 862
search_x = search_x - search_w/2
search_y = search_y - search_h/2
search_display = "none"
if(searcharea_visible()){
search_display = "inline-block"
}
runjs(sprintf("document.documentElement.style.setProperty('--search-area-width', '%.0fpx');", search_w))
runjs(sprintf("document.documentElement.style.setProperty('--search-area-height', '%.0fpx');", search_h))
runjs(sprintf("document.documentElement.style.setProperty('--search-area-left', '%.1fpx');", search_x))
runjs(sprintf("document.documentElement.style.setProperty('--search-area-top', '%.1fpx');", search_y))
runjs(sprintf("document.documentElement.style.setProperty('--search-area-display', '%s');", search_display))
}
imgdims <- reactive({
imgdims <- input$imgdims
if(!is.null(imgdims)){
width <- imgdims[1]
height <- imgdims[2]
} else {
width = 1600
height = 900
}
return(list(width = width, height = height))
})
map_view_param <- reactive({
# # Get width and height of image output
width = imgdims()$width
height = imgdims()$height
# width <- session$clientData$output_image_width
# height <- session$clientData$output_image_height
# browser()
magnify = 1;
starting_x = 0
starting_y = 0
clip_class = '';
switch(input$viewpoint,
"All" = {},
"Europe" = {magnify <- 4;
starting_x <- 0.33
starting_y <- 0.075
clip_class <- 'clip-europe';},
"Asia" = {magnify <- 2;
starting_x <- 0.35
starting_y <- 0.11
clip_class <- 'clip-asia';},
"Middle East" = {magnify <- 4;
starting_x <- 0.40
starting_y <- 0.24
clip_class <- 'clip-middleeast';},
"Africa" = {magnify <- 2;
starting_x <- 0.25
starting_y <- 0.305
clip_class <- 'clip-africa';},
"Oceania" = {magnify <- 2;
starting_x <- 0.50
starting_y <- 0.4175
clip_class <- 'clip-australia';},
"North America" = {magnify <- 2;
starting_x <- 0
starting_y <- 0.0175
clip_class <- 'clip-northamerica';},
"Middle America" = {magnify <- 4;
starting_x <- 0.04
starting_y <- 0.31
clip_class <- 'clip-middleamerica';},
"South America" = {magnify <- 2;
starting_x <- 0
starting_y <- 0.455
clip_class <- 'clip-southamerica';}
)
overall_width = width * magnify
overall_height = height * magnify
ratio = 0.0425;
# ratio = 2*1000/29000;
# ratio = 2*500/29000 * magnify;
runjs(sprintf("starting_x = %f", starting_x));
runjs(sprintf("starting_y = %f", starting_y));
runjs(sprintf("document.documentElement.style.setProperty('--cursor-area-width', '%.0fpx');", width * ratio))
runjs(sprintf("document.documentElement.style.setProperty('--cursor-area-height', '%.0fpx');", (16 * height / 9) * ratio ))
runjs(sprintf("document.documentElement.style.setProperty('--map-margin-left', '%.0fpx');", -1* magnify * width * starting_x))
runjs(sprintf("document.documentElement.style.setProperty('--map-margin-top', '%.0fpx');", -1* magnify * height * starting_y))
out = list(width = width, height = height, ratio = ratio, magnify = magnify,
starting_x = starting_x, starting_y = starting_y,
clip_class = clip_class,
overall_width = overall_width,
overall_height = overall_height)
isolate(foUpdateSearchArea(out))
return(out)
})
observe({
param <- map_view_param()
foUpdateSearchArea(param)
})
observe({
message("Image refreshed....")
param <- map_view_param()
width = param$width
height = param$height
magnify = param$magnify
clip_class = param$clip_class
mapImgInitialized(TRUE)
# message(paste0("xyz:", magnify*width, ",", magnify*height))
runjs(sprintf('update_image(%d, %d, "%s")', magnify*width, magnify*height, clip_class))
# list(
# id = "imgx",
# src = "www/wmap4.png",
# contentType = "image/png",
# width = magnify*width,
# height = magnify*height,
# class = paste(clip_class, 'nocursor')
# )
})
# output$image <- renderImage({
#
#
# mapImgInitialized(TRUE)
#
# # Return a list containing information about the image
# return(list(
# id = "imgx",
# src = "www/wmap4.png",
# contentType = "image/png",
# width = magnify*width,
# height = magnify*height,
# class = paste(clip_class, 'nocursor')
# ))
# }, deleteFile = FALSE)
previous_width = reactiveVal(0)
# previous_height = reactiveVal(0)
foComputeDimension <- function(){
tryCatch({
current_width = shinybrowser::get_width()
# max_width = pmin(current_width, 1600)
# max_width = pmin(input$dimension[1], 1600)
# max_width = input$dimension[1]
# max_width = pmin(input$dimension[1], input$dimension[3])*0.99
# max_width = input$dimension[1] * 0.995
max_width = input$dimension[1] * 1
width = max_width
height = max_width * 9 / 16
if(width < 800){
coordtext_fc = 95
if(width < 600){coordtext_fc = 80}
if(width < 500){coordtext_fc = 70}
if(width < 300){coordtext_fc = 50}
runjs(sprintf("document.documentElement.style.setProperty('--coordtext-fontsize', '%d%%');", coordtext_fc))
}
# width2 = previous_width()
# width2 = session$clientData$output_image_width
# height2 = session$clientData$output_image_width * 9 / 16
# diff = (width - width2)/width
# if(is.na(diff)){
# diff = 1
# }
# message(paste("width: ", width, "width2: ", width2, "diff:", diff))
# diff = 1
# if(abs(diff) >= 0.025){
# previous_width(width)
runjs(sprintf("document.getElementById('map_div').style.width = %.0f + 'px';", width))
runjs(sprintf("document.getElementById('map_div').style.height = %.0f + 'px';", height))
runjs("document.getElementById('imgx').focus();")
# }
message(paste(input$dimension[1], input$dimension[2]))
}, error = function(e) {message(e); stop(e); }
)
}
observeEvent(input$dimension, {
foComputeDimension()
})
observeEvent(mapImgInitialized, {
delay(50, runjs(
"const image1 = document.getElementById('imgx');