void TextBox::SetTextStyle(const TextStyle& style) {
_font_properties = TextManager->GetFontProperties(style.font);
if (_font_properties == NULL) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "function failed because it was passed an invalid font name: " << style.font << endl;
return;
}
_text_style = style;
_ReformatText();
_initialized = true;
}
void TextBox::SetDimensions(float w, float h) {
if (w <= 0.0f || w > 1024.0f) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "invalid width argument: " << w << endl;
return;
}
if (h <= 0.0f || h > 768.0f) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "invalid height argument: " << h << endl;
return;
}
_width = w;
_height = h;
_ReformatText();
}
void TextBox::SetDisplayText(const ustring &text)
{
if(_initialized == false) {
IF_PRINT_WARNING(VIDEO_DEBUG) << "function failed because the textbox was not initialized:\n" << _initialization_errors << std::endl;
return;
}
// If the text hasn't changed, don't recompute the textbox.
if (_text_save == text)
return;
_text_save = text;
_ReformatText();
// Reset the timer since new text has been set
_current_time = 0;
// (3): Determine how much time the text will take to display depending on the display mode, speed, and size of the text
_finished = false;
switch(_mode) {
case VIDEO_TEXT_INSTANT:
_end_time = 0;
// (4): Set finished to true only if the display mode is VIDEO_TEXT_INSTANT
_finished = true;
break;
case VIDEO_TEXT_CHAR: // All three of these modes display one character at a time
case VIDEO_TEXT_FADECHAR:
case VIDEO_TEXT_REVEAL:
// We desire the total number of milliseconds to render the string.
// Display speed is in character per second, so cancel the character term and multiply by 1000 to get ms
_end_time = static_cast<int32>(1000.0f * _num_chars / _display_speed);
break;
case VIDEO_TEXT_FADELINE: // Displays one line at a time
// Instead of _num_chars in the other calculation, we use number of lines times CHARS_PER_LINE
_end_time = static_cast<int32>(1000.0f * (_text.size() * CHARS_PER_LINE) / _display_speed);
break;
default:
_end_time = 0;
IF_PRINT_WARNING(VIDEO_DEBUG) << "unknown display mode was active: " << _mode << std::endl;
break;
};
} // void TextBox::SetDisplayText(const ustring& text)
void TextBox::SetTextAlignment(int32 xalign, int32 yalign)
{
_text_xalign = xalign;
_text_yalign = yalign;
_ReformatText();
}
