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#include "../include/SearchBar.hpp"
#include "../include/Scale.hpp"
#include <cmath>
#include <assert.h>
const sf::Color text_placeholder_color(255, 255, 255, 100);
const sf::Color front_color(43, 45, 47);
const float background_margin_horizontal = 8.0f;
const float background_margin_vertical = 4.0f;
const float PADDING_HORIZONTAL = 50.0f;
const float padding_vertical = 20.0f;
namespace QuickMedia {
SearchBar::SearchBar(sf::Font &font, sf::Texture &plugin_logo, const std::string &placeholder) :
onTextUpdateCallback(nullptr),
onTextSubmitCallback(nullptr),
onTextBeginTypingCallback(nullptr),
onAutocompleteRequestCallback(nullptr),
text_autosearch_delay(0),
autocomplete_search_delay(0),
text(placeholder, font, 18),
autocomplete_text("", font, 18),
placeholder_str(placeholder),
show_placeholder(true),
updated_search(false),
updated_autocomplete(false),
draw_logo(false),
needs_update(false)
{
text.setFillColor(text_placeholder_color);
autocomplete_text.setFillColor(text_placeholder_color);
background.setFillColor(front_color);
background_shadow.setFillColor(sf::Color(23, 25, 27));
//background_shadow.setPosition(background.getPosition() + sf::Vector2f(5.0f, 5.0f));
shade.setFillColor(sf::Color(0, 85, 119));
//background.setOutlineThickness(1.0f);
//background.setOutlineColor(sf::Color(13, 15, 17));
if(plugin_logo.getNativeHandle() != 0)
plugin_logo_sprite.setTexture(plugin_logo, true);
}
void SearchBar::draw(sf::RenderWindow &window, bool draw_shadow) {
if(needs_update) {
needs_update = false;
sf::Vector2u window_size = window.getSize();
onWindowResize(sf::Vector2f(window_size.x, window_size.y));
}
if(draw_shadow)
window.draw(background_shadow);
window.draw(shade);
window.draw(background);
// TODO: Render starting from the character after text length
window.draw(autocomplete_text);
window.draw(text);
if(draw_logo)
window.draw(plugin_logo_sprite);
}
void SearchBar::update() {
sf::Int32 elapsed_time = time_since_search_update.getElapsedTime().asMilliseconds();
if(updated_search && elapsed_time >= text_autosearch_delay) {
updated_search = false;
sf::String str = text.getString();
if(show_placeholder)
str.clear();
if(onTextUpdateCallback)
onTextUpdateCallback(str);
} else if(updated_autocomplete && elapsed_time >= autocomplete_search_delay) {
updated_autocomplete = false;
if(!show_placeholder && onAutocompleteRequestCallback)
onAutocompleteRequestCallback(text.getString());
}
}
void SearchBar::onWindowResize(const sf::Vector2f &window_size) {
draw_logo = plugin_logo_sprite.getTexture() != nullptr;
float padding_horizontal = PADDING_HORIZONTAL;
if(window_size.x - padding_horizontal * 2.0f < 400.0f) {
padding_horizontal = 0.0f;
draw_logo = false;
}
float font_height = text.getLocalBounds().height + 12.0f;
float rect_height = std::floor(font_height + background_margin_vertical * 2.0f);
float offset_x = padding_horizontal;
if(draw_logo) {
float one_line_height = std::floor(text.getCharacterSize() + 8.0f + background_margin_vertical * 2.0f);
auto texture_size = plugin_logo_sprite.getTexture()->getSize();
sf::Vector2f texture_size_f(texture_size.x, texture_size.y);
sf::Vector2f new_size = wrap_to_size(texture_size_f, sf::Vector2f(200.0f, one_line_height));
plugin_logo_sprite.setScale(get_ratio(texture_size_f, new_size));
plugin_logo_sprite.setPosition(25.0f, padding_vertical);
offset_x = 25.0f + new_size.x + 25.0f;
}
const float width = std::floor(window_size.x - offset_x - padding_horizontal);
background.setSize(sf::Vector2f(width, rect_height));
shade.setSize(sf::Vector2f(window_size.x, padding_vertical + rect_height + padding_vertical));
background_shadow.setSize(sf::Vector2f(window_size.x, 5.0f));
background.setPosition(offset_x, padding_vertical);
background_shadow.setPosition(0.0f, std::floor(shade.getSize().y));
sf::Vector2f font_position(std::floor(offset_x + background_margin_horizontal), std::floor(padding_vertical + background_margin_vertical));
autocomplete_text.setPosition(font_position);
text.setPosition(font_position);
}
void SearchBar::onTextEntered(sf::Uint32 codepoint) {
if(codepoint == 8 && !show_placeholder) { // Backspace
sf::String str = text.getString();
if(str.getSize() > 0) {
// TODO: When it's possible to move the cursor, then check at cursor position instead of end of the string
if(str[str.getSize() - 1] == '\n')
needs_update = true;
str.erase(str.getSize() - 1, 1);
text.setString(str);
if(str.getSize() == 0) {
show_placeholder = true;
text.setString(placeholder_str);
text.setFillColor(text_placeholder_color);
autocomplete_text.setString("");
} else {
clear_autocomplete_if_text_not_substring();
}
if(!updated_search && onTextBeginTypingCallback)
onTextBeginTypingCallback();
updated_search = true;
updated_autocomplete = true;
time_since_search_update.restart();
}
} else if(codepoint == 13) { // Return
bool clear_search = true;
if(onTextSubmitCallback)
clear_search = onTextSubmitCallback(show_placeholder ? "" : text.getString());
if(clear_search)
clear();
} else if(codepoint > 31) { // Non-control character
if(show_placeholder) {
show_placeholder = false;
text.setString("");
text.setFillColor(sf::Color::White);
}
sf::String str = text.getString();
str += codepoint;
text.setString(str);
clear_autocomplete_if_last_char_not_substr();
if(!updated_search && onTextBeginTypingCallback)
onTextBeginTypingCallback();
updated_search = true;
updated_autocomplete = true;
time_since_search_update.restart();
} else if(codepoint == '\n')
needs_update = true;
}
void SearchBar::clear() {
if(show_placeholder)
return;
show_placeholder = true;
text.setString(placeholder_str);
text.setFillColor(text_placeholder_color);
autocomplete_text.setString("");
needs_update = true;
updated_search = false;
updated_autocomplete = false;
}
void SearchBar::append_text(const std::string &text_to_add) {
if(show_placeholder) {
show_placeholder = false;
text.setString("");
text.setFillColor(sf::Color::White);
}
sf::String str = text.getString();
str += text_to_add;
text.setString(str);
clear_autocomplete_if_text_not_substring();
if(!updated_search && onTextBeginTypingCallback)
onTextBeginTypingCallback();
updated_search = true;
updated_autocomplete = true;
time_since_search_update.restart();
needs_update = true;
}
bool SearchBar::is_cursor_at_start_of_line() const {
// TODO: When it's possible to move the cursor, then check at the cursor position instead of end of the string
const sf::String &str = text.getString();
return show_placeholder || str.getSize() == 0 || str[str.getSize() - 1] == '\n';
}
void SearchBar::set_to_autocomplete() {
const sf::String &autocomplete_str = autocomplete_text.getString();
if(!autocomplete_str.isEmpty()) {
if(show_placeholder) {
show_placeholder = false;
text.setString("");
text.setFillColor(sf::Color::White);
}
text.setString(autocomplete_str);
if(!updated_search && onTextBeginTypingCallback)
onTextBeginTypingCallback();
updated_search = true;
updated_autocomplete = true;
time_since_search_update.restart();
needs_update = true;
}
}
void SearchBar::set_autocomplete_text(const std::string &text) {
autocomplete_text.setString(text);
}
void SearchBar::clear_autocomplete_if_text_not_substring() {
const sf::String &text_str = text.getString();
const sf::String &autocomplete_str = autocomplete_text.getString();
if(text_str.getSize() > autocomplete_str.getSize()) {
autocomplete_text.setString("");
return;
}
for(size_t i = 0; i < autocomplete_str.getSize(); ++i) {
if(text_str[i] != autocomplete_str[i]) {
autocomplete_text.setString("");
return;
}
}
}
void SearchBar::clear_autocomplete_if_last_char_not_substr() {
const sf::String &text_str = text.getString();
const sf::String &autocomplete_str = autocomplete_text.getString();
if(text_str.isEmpty() || text_str.getSize() > autocomplete_str.getSize()) {
autocomplete_text.setString("");
return;
}
if(autocomplete_str[text_str.getSize() - 1] != text_str[text_str.getSize() - 1]) {
autocomplete_text.setString("");
return;
}
}
float SearchBar::getBottom() const {
return shade.getSize().y + background_shadow.getSize().y;
}
float SearchBar::getBottomWithoutShadow() const {
return shade.getSize().y;
}
}
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