98 lines
2.1 KiB
C++
98 lines
2.1 KiB
C++
#include "level.h"
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#include <stdio.h>
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#define WIDTH 5
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#define HEIGHT 5
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static void drawGrid();
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static void drawGridLine(unsigned int step, bool isHorizontal);
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static sf::Vertex getGridLineVertex(unsigned int n, unsigned int maxDimension, bool isStart, bool isHorizontal);
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static sf::RenderWindow* window = nullptr;
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static unsigned int level[WIDTH * HEIGHT] = {
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1, 1, 1, 1, 1,
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0, 0, 0, 0, 0,
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1, 0, 1, 0, 1,
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0, 0, 0, 0, 0,
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1, 0, 1, 0, 1,
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};
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int level_init(sf::RenderWindow* renderWindow)
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{
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printf("level_init()\n");
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window = renderWindow;
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return 1;
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}
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int level_update()
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{
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if (!window) return 0;
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drawGrid();
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return 1;
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}
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void level_end()
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{
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printf("level_end()\n");
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return;
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}
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static void drawGrid()
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{
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const sf::Vector2u windowSize = window->getSize();
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unsigned int stepX = windowSize.x/WIDTH;
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unsigned int stepY = windowSize.y/HEIGHT;
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for (unsigned int x = 0; x < WIDTH; x++) {
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for (unsigned int y = 0; y < HEIGHT; y++) {
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if (!level[y * HEIGHT + x]) continue;
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sf::RectangleShape rectangle(sf::Vector2f(stepY, stepY));
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rectangle.setPosition(x * stepX, y * stepY);
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window->draw(rectangle);
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}
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}
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drawGridLine(stepX, true);
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drawGridLine(stepY, false);
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}
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static void drawGridLine(unsigned int step, bool isHorizontal)
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{
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unsigned int lines = isHorizontal? WIDTH : HEIGHT;
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for (unsigned int n = 0; n < lines; n++) {
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if (n == 0) continue;
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unsigned int offset = n * step;
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unsigned int maxDimension = lines * step;
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sf::Vertex line[] =
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{
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getGridLineVertex(offset, maxDimension, true, isHorizontal),
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getGridLineVertex(offset, maxDimension, false, isHorizontal)
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};
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window->draw(line, 2, sf::Lines);
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}
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}
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static sf::Vertex getGridLineVertex(unsigned int offset, unsigned int maxDimension, bool isStart, bool isHorizontal)
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{
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sf::Vertex start;
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sf::Vertex end;
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if (isHorizontal) {
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start = sf::Vertex(sf::Vector2f(offset, 0));
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end = sf::Vertex(sf::Vector2f(offset, maxDimension));
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}
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else {
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start = sf::Vertex(sf::Vector2f(0, offset));
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end = sf::Vertex(sf::Vector2f(maxDimension, offset));
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}
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start.color = sf::Color(100, 100, 100);
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end.color = sf::Color(100, 100, 100);
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return isStart? start : end;
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}
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