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283 lines (246 loc) 路 8.65 KB
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//
// Created by Alan Freitas on 13/07/20.
//
#include <sstream>
#include <matplot/core/axes_object.h>
#include <matplot/core/axes.h>
#include <matplot/axes_objects/box_chart.h>
namespace matplot {
box_chart::box_chart(class axes* parent)
: axes_object(parent) {}
box_chart::box_chart(class axes* parent, const std::vector<double>& y_data, const std::vector<double>& groups)
: axes_object(parent), y_data_(y_data), x_data_(groups) {}
std::string box_chart::plot_string() {
maybe_update_face_color();
std::vector<double> unique_groups = unique(x_data_);
if (unique_groups.empty()) {
unique_groups.emplace_back(1.);
}
std::string res;
// one plot for each category
for (size_t i = 0; i < unique_groups.size(); ++i) {
if (i != 0) {
res += ", ";
}
if (box_style_ == box_chart::box_style_option::filled) {
res += " '-' with boxplot fillstyle solid border rgb '" + to_string(edge_color_) + "' fillcolor '" +
to_string(face_color_) + " linewidth " + num2str(edge_width_) + "' pointsize " +
num2str(whisker_size_);
} else {
res += " '-' with boxplot fillstyle solid 0.0 border rgb '" + to_string(edge_color_) + "' fillcolor '" +
to_string(face_color_) + " linewidth " + num2str(edge_width_) + "' pointsize " +
num2str(whisker_size_);
}
switch (whisker_style_) {
case line_spec::marker_style::plus_sign:
res += " pointtype 1";
break;
case line_spec::marker_style::circle:
res += (!whisker_face_ ? " pointtype 6" : " pointtype 7");
break;
case line_spec::marker_style::asterisk:
res += " pointtype 3";
break;
case line_spec::marker_style::point:
res += " pointtype 7";
break;
case line_spec::marker_style::cross:
res += " pointtype 2";
break;
case line_spec::marker_style::square:
res += (!whisker_face_ ? " pointtype 4" : " pointtype 5");
break;
case line_spec::marker_style::diamond:
res += (!whisker_face_ ? " pointtype 12" : " pointtype 13");
break;
case line_spec::marker_style::upward_pointing_triangle:
res += (!whisker_face_ ? " pointtype 8" : " pointtype 9");
break;
case line_spec::marker_style::downward_pointing_triangle:
res += (!whisker_face_ ? " pointtype 10" : " pointtype 11");
break;
case line_spec::marker_style::pentagram:
res += (!whisker_face_ ? " pointtype 14" : " pointtype 15");
break;
default:
// if none or custom, we have to plot the markers as labels
// the labels should come before the plot command,
// so there is nothing to do here
res += "pointtype -1";
break;
}
}
return res;
}
void box_chart::maybe_update_face_color() {
if (!manual_face_color_) {
face_color_ = parent_->get_color_and_bump();
edge_color_ = face_color_;
manual_face_color_ = true;
face_color_[0] = 0.6+0.4*face_color_[0];
edge_color_[0] /= 2.;
edge_color_[1] /= 2.;
edge_color_[2] /= 2.;
edge_color_[3] /= 2.;
}
}
std::string box_chart::set_variables_string() {
// set bars {small | large | fullwidth | <size>}
// unset bars
// show bars
std::string res;
if (cap_size_/3. != 1.) {
res += "set bars " + num2str(cap_size_/3.) + "\n";
}
if (jitter_outliers_) {
res += "set jitter\n";
}
return res;
}
std::string box_chart::unset_variables_string() {
std::string res;
if (cap_size_/3. != 1.) {
res += "unset bars\n";
}
if (jitter_outliers_) {
res += "unset jitter\n";
}
return "";
}
std::string box_chart::data_string() {
if (x_data_.empty()) {
x_data_ = std::vector<double>(y_data_.size(), 1.0);
}
std::vector<double> unique_groups = unique(x_data_);
std::stringstream ss;
// for each group
for (size_t i = 0; i < unique_groups.size(); ++i) {
// for each point
for (size_t j = 0; j < y_data_.size(); ++j) {
// if point is part of this group
if (unique_groups[i] == x_data_[j]) {
ss << " " << unique_groups[i] << " " << y_data_[j] << " " << box_width_ << "\n";
}
}
ss << "e\n";
}
return ss.str();
}
bool box_chart::requires_colormap() {
return false;
}
enum axes_object::axes_category box_chart::axes_category() {
return axes_object::axes_category::two_dimensional;
}
box_chart::box_style_option box_chart::box_style() const {
return box_style_;
}
class box_chart& box_chart::box_style(box_chart::box_style_option box_style) {
if (box_style != box_style_) {
box_style_ = box_style;
if (box_style_ == box_style_option::outline) {
whisker_style_ = line_spec::marker_style::plus_sign;
} else {
whisker_style_ = line_spec::marker_style::circle;
}
touch();
}
return *this;
}
const std::vector<double> &box_chart::y_data() const {
return y_data_;
}
class box_chart& box_chart::y_data(const std::vector<double> &y_data) {
y_data_ = y_data;
touch();
return *this;
}
const std::vector<double> &box_chart::x_data() const {
return x_data_;
}
class box_chart& box_chart::x_data(const std::vector<double> &x_data) {
x_data_ = x_data;
touch();
return *this;
}
const color_array &box_chart::face_color() const {
return face_color_;
}
class box_chart& box_chart::face_color(const color_array &face_color) {
face_color_ = face_color;
touch();
return *this;
}
bool box_chart::manual_face_color() const {
return manual_face_color_;
}
class box_chart& box_chart::manual_face_color(bool manual_face_color) {
manual_face_color_ = manual_face_color;
touch();
return *this;
}
const color_array &box_chart::edge_color() const {
return edge_color_;
}
class box_chart& box_chart::edge_color(const color_array &edge_color) {
edge_color_ = edge_color;
touch();
return *this;
}
float box_chart::edge_width() const {
return edge_width_;
}
class box_chart& box_chart::edge_width(float edge_width) {
edge_width_ = edge_width;
touch();
return *this;
}
enum line_spec::marker_style box_chart::whisker_style() const {
return whisker_style_;
}
class box_chart& box_chart::whisker_style(enum line_spec::marker_style whisker_style) {
whisker_style_ = whisker_style;
touch();
return *this;
}
float box_chart::whisker_size() const {
return whisker_size_;
}
class box_chart& box_chart::whisker_size(float whisker_size) {
whisker_size_ = whisker_size;
touch();
return *this;
}
bool box_chart::whisker_face() const {
return whisker_face_;
}
class box_chart& box_chart::whisker_face(bool whisker_face) {
whisker_face_ = whisker_face;
touch();
return *this;
}
bool box_chart::jitter_outliers() const {
return jitter_outliers_;
}
class box_chart& box_chart::jitter_outliers(bool jitter_outliers) {
jitter_outliers_ = jitter_outliers;
touch();
return *this;
}
float box_chart::box_width() const {
return box_width_;
}
class box_chart& box_chart::box_width(float box_width) {
box_width_ = box_width;
touch();
return *this;
}
float box_chart::cap_size() const {
return cap_size_;
}
class box_chart& box_chart::cap_size(float cap_size) {
cap_size_ = cap_size;
touch();
return *this;
}
}