Method MeasureStringEx

Sources/Jazz2/UI/Font.cpp:202–244

	}

	Vector2f Font::MeasureStringEx(StringView text, float scale, float charSpacing, float maxWidth, std::int32_t* charFit, float* charFitWidths)
	{
		if (charFit != nullptr) {
			*charFit = 0;
		}

		std::size_t textLength = text.size();
		if (textLength == 0 || _charSize.Y <= 0) {
			return Vector2f::Zero;
		}

		float totalWidth = 0.0f, totalHeight = 0.0f;
		std::size_t idx = 0;;
		std::size_t lastCharFit = 0;

		do {
			auto [c, next] = Utf8::NextChar(text, idx);

			Vector2f charSize = MeasureChar(c);
			if (charSize.X > 0 && charSize.Y > 0) {
				float totalWidthNew = totalWidth + (charSize.X + _baseSpacing) * charSpacing * scale;
				if (charFitWidths != nullptr) {
					do {
						charFitWidths[lastCharFit++] = totalWidthNew;
					} while (lastCharFit < next);
				}
				if (totalWidthNew > maxWidth) {
					break;
				}
				totalWidth = totalWidthNew;
			}

			idx = next;
		} while (idx < textLength);

		if (charFit != nullptr) {
			*charFit = static_cast<std::int32_t>(idx);
		}

		totalHeight += (_charSize.Y * scale);

		return Vector2f(ceilf(totalWidth), ceilf(totalHeight));
	}

	void Font::DrawString(Canvas* canvas, StringView text, std::int32_t& charOffset, float x, float y, std::uint16_t z, Alignment align, Colorf color, float scale, float angleOffset, float varianceX, float varianceY, float speed, float charSpacing, float lineSpacing)
	{