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Pan, zoom, and mouse-to-gridsquare translation that I can be proud of. Cleanup required, though

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John McCardle 2023-03-04 19:04:05 -05:00
commit a4b6c2c428
3 changed files with 115 additions and 99 deletions
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8
src/Grid.h
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@ -29,14 +29,16 @@ public:
Grid(int gx, int gy, int gs, int _x, int _y, int _w, int _h);
int grid_x, grid_y; // rectangle map size (integer - sprites)
int grid_size; // pixel size of 1 sprite
float zoom, center_x, center_y; // center in fractional sprites
float zoom;
int center_x, center_y; // center in 1.0x Pixels
std::vector<GridPoint> points; // grid visible contents
void render(sf::RenderWindow&); // draw to screen
GridPoint& at(int, int);
bool inBounds(int, int);
void screenToGrid(int, int, int&, int&);
GridPoint* atScreenPixel(int, int, int*, int*);
void renderPxToGrid(int, int, int&, int&);
void gridToRenderPx(int, int, int&, int&);
void integerGrid(float, float, int&, int&);
};