我把临沂地图打出来了（我是临沂人）

4669(在校学生) 2025-02-22

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  xlu的旧号（4669等实际控制）

  2025-02-23 11:17
  @4669 厉害，那你会打世界地图么
  2 回复
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  4669(在校学生)

  2025-02-23 10:23
  @啦啦啦 怎么弄的？
  2 回复
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  啦啦啦

  2025-02-23 09:03
  #include <SFML/Graphics.hpp>
  #include <iostream>
  #include <cmath>
  
  
  void drawDashedLine(sf::RenderWindow& window, sf::Vector2f start, sf::Vector2f end, sf::Color color, float dashLength = 10.f, float gapLength = 5.f) {
  float dx = end.x - start.x;
  float dy = end.y - start.y;
  float length = std::sqrt(dx * dx + dy * dy);
  float angle = std::atan2(dy, dx);
  
  int numSegments = static_cast<int>(length / (dashLength + gapLength));
  for (int i = 0; i < numSegments; ++i) {
  sf::Vector2f segmentStart(start.x + (dashLength + gapLength) * i * std::cos(angle),
  start.y + (dashLength + gapLength) * i * std::sin(angle));
  sf::Vector2f segmentEnd(segmentStart.x + dashLength * std::cos(angle),
  segmentStart.y + dashLength * std::sin(angle));
  sf::Vertex line[] = {sf::Vertex(segmentStart, color), sf::Vertex(segmentEnd, color)};
  window.draw(line, 2, sf::Lines);
  }
  }
  
  
  void drawText(sf::RenderWindow& window, const std::string& text, sf::Vector2f position, sf::Color color, int fontSize = 12) {
  sf::Font font;
  if (!font.loadFromFile("arial.ttf")) {
  std::cerr << "Failed to load font" << std::endl;
  return;
  }
  sf::Text txt(text, font, fontSize);
  txt.setFillColor(color);
  txt.setPosition(position);
  window.draw(txt);
  }
  
  int main() {
  
  sf::RenderWindow window(sf::VideoMode(800, 600), "地图效果展示");
  
  while (window.isOpen()) {
  sf::Event event;
  while (window.pollEvent(event)) {
  if (event.type == sf::Event::Closed) {
  window.close();
  }
  }
  
  
  window.clear(sf::Color::White);
  
  
  drawDashedLine(window, sf::Vector2f(50, 50), sf::Vector2f(150, 150), sf::Color::Blue);
  drawDashedLine(window, sf::Vector2f(180, 50), sf::Vector2f(280, 150), sf::Color::Blue);
  
  drawDashedLine(window, sf::Vector2f(70, 70), sf::Vector2f(170, 170), sf::Color::Red);
  drawDashedLine(window, sf::Vector2f(190, 70), sf::Vector2f(290, 170), sf::Color::Red);
  
  
  drawText(window, "沂水县", sf::Vector2f(100, 80), sf::Color::Blue);
  drawText(window, "蒙阴县", sf::Vector2f(70, 100), sf::Color::Blue);
  
  
  window.display();
  }
  
  return 0;
  }
  3 回复
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  4669(在校学生)

  2025-02-22 20:44
  @别胶 而且，如果你够闲的话，可以打一幅中国地图（但很费事，不要轻易尝试）
  1 回复
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  4669(在校学生)

  2025-02-22 20:23
  @别胶 如果你也想做的话，可以：1.从网上搜索你家乡的地图，再用黑板笔在电脑屏幕上描下来2.在Dev c++（推荐）或记事本上按照你描的轮廓输入字符（例如“/”，就像我上面那样），3.完成后记得擦掉屏幕上的墨迹
  4 回复
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  别胶

  2025-02-22 20:17
  你是开了吧，太牛了
  5 回复