diff options
| -rw-r--r-- | graph.c | 18 | ||||
| -rw-r--r-- | graph.h | 3 |
2 files changed, 11 insertions, 10 deletions
@@ -1,26 +1,26 @@ #include "glcd.h" -#define GRID_X 20 -#define GRID_Y 20 - #define MARKSIZE 5 // half -static uint16_t x, y; // origins in graph +static uint16_t x, y; // origins in graph +static uint16_t grid_X, grid_Y; //grids -void graphDrawSystem(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t color) { +void graphDrawSystem(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t gridX, uint16_t gridY, uint16_t color) { uint16_t i, length; volatile uint16_t off; x = x0; y = y0; + grid_X = gridX; + grid_Y = gridY; // X-Axis length = x1 - x0; lcdDrawLine(x0, y0, x1, y0, color); lcdDrawLine(x1, y0, x1-5, y0+5, color); lcdDrawLine(x1, y0, x1-5, y0-5, color); - for(i=1; i<(length / GRID_X); i++) { - off = x0 + i*GRID_X; + for(i=1; i<(length / grid_X); i++) { + off = x0 + i * grid_X; lcdDrawLine(off, y0-MARKSIZE, off, y0+MARKSIZE, color); } @@ -29,8 +29,8 @@ void graphDrawSystem(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_ lcdDrawLine(x0, y0, x0, y1, color); lcdDrawLine(x0, y1, x0-5, y1+5, color); lcdDrawLine(x0, y1, x0+5, y1+5, color); - for(i=1; i<(length / GRID_Y); i++) { - off = x0 + i*GRID_Y; + for(i=1; i<(length / grid_Y); i++) { + off = x0 + i * grid_Y; lcdDrawLine(x0-MARKSIZE, off, x0+MARKSIZE, off, color); } } @@ -11,11 +11,12 @@ extern "C" { * * param: * - x0, y0, x1, y1: location of arrows + * - gridX, gridY: grid size in X and Y direction * - color: color of arrows * * return: none */ -void graphDrawSystem(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t color); +void graphDrawSystem(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t gridX, uint16_t gridY, uint16_t color); /* * Description: does draw coordinates into graph as dots |