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Implement basic line-wrapping

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Lorenzooone
2024-04-25 17:22:23 +02:00
parent 7765356195
commit 6c241928e6
3 changed files with 45 additions and 8 deletions
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47
source/TextRectangle.cpp
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@@ -77,7 +77,7 @@ void TextRectangle::setShowText(bool show_text) {
void TextRectangle::draw(sf::RenderTarget &window) {
if(this->loaded_data.render_text) {
this->updateText();
this->updateText(window.getView().getSize().x);
}
if(font_load_success && this->loaded_data.show_text && (!this->is_done_showing_text)) {
if(this->loaded_data.is_timed) {
@@ -127,21 +127,56 @@ void TextRectangle::reset_data(TextData &data) {
data.font_pixel_height = 24;
}
void TextRectangle::updateText() {
this->actual_text.setString(this->loaded_data.printed_text);
void TextRectangle::setTextWithLineWrapping(int x_limit) {
if(x_limit == 0) {
this->actual_text.setString(this->loaded_data.printed_text);
return;
}
bool is_done = false;
bool line_started = false;
std::string new_text = "";
int pos = 0;
while(!is_done) {
std::string curr_text = new_text;
if(line_started)
curr_text += " ";
auto space_pos = this->loaded_data.printed_text.find(' ', pos);
if(space_pos == std::string::npos) {
is_done = true;
space_pos = this->loaded_data.printed_text.length();
}
for(int i = pos; i < space_pos; i++)
curr_text += this->loaded_data.printed_text[i];
this->actual_text.setString(curr_text);
sf::FloatRect globalBounds = this->actual_text.getGlobalBounds();
int bounds_width = globalBounds.width + (globalBounds.left * 2);
if(line_started && (bounds_width > x_limit)) {
curr_text = new_text + "\n";
for(int i = pos; i < space_pos; i++)
curr_text += this->loaded_data.printed_text[i];
}
pos = space_pos + 1;
line_started = true;
new_text = curr_text;
}
this->actual_text.setString(new_text);
}
void TextRectangle::updateText(int x_limit) {
// set the character size
this->actual_text.setCharacterSize(this->loaded_data.font_pixel_height); // in pixels, not points!
// set the color
this->actual_text.setFillColor(sf::Color::White);
// set the text style
//this->actual_text.setStyle(sf::Text::Bold);
this->setTextWithLineWrapping(x_limit);
sf::FloatRect globalBounds = this->actual_text.getGlobalBounds();
int new_width = this->width;
int new_height = this->height;
int bounds_width = globalBounds.width + (globalBounds.left * 2);
int bounds_height = globalBounds.height + (globalBounds.top * 2);
if(new_width < bounds_width)
new_width = bounds_width ;
new_width = bounds_width;
if(new_height < bounds_height)
new_height = bounds_height;
if((new_width != this->width) || (new_height != this->height))
@@ -181,7 +216,7 @@ void TextRectangle::updateText() {
}
void TextRectangle::updateSlides(float* time_seconds) {
time_seconds[0] = base_time_slide_factor * (this->height / base_pixel_slide_factor);
time_seconds[0] = base_time_slide_factor * (this->height / (loaded_data.font_pixel_height * base_pixel_slide_factor));
time_seconds[1] = loaded_data.duration;
time_seconds[2] = base_time_slide_factor * (this->height / base_pixel_slide_factor);
time_seconds[2] = base_time_slide_factor * (this->height / (loaded_data.font_pixel_height * base_pixel_slide_factor));
}