canvas.c

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typedef bool PIXEL;
class Canvas
{
 int m_SizeX; int m_SizeY;
 
 ref array<ref array<PIXEL>> m_Pixels = new array<ref array<PIXEL>>;
 
 void Canvas(int size_x, int size_y)
 {
 m_SizeX = size_x;
 m_SizeY = size_y;
 for(int i = 0; i < size_y; i++)
 {
 array<PIXEL> x_line = new array<PIXEL>;
 for(int z = 0; z < size_x;z++)
 {
 x_line.Insert(false);
 }
 m_Pixels.Insert(x_line);
 
 }
 }
 
 void DrawPixel(int x, int y)
 {
 if((x > m_SizeX - 1) || (y > m_SizeY - 1))
 return;
 //Print("x:" +x+",y:"+y);
 m_Pixels.Get(y).InsertAt(true, x);
 }
 
 void PrintOut()
 {
 string line = "";
 int y_lines = m_SizeY - 1;
 for(int i = y_lines; i >= 0; i--)
 {
 line = "";
 for(int z = 0; z < m_SizeX;z++)
 {
 if(m_Pixels.Get(i).Get(z))
 {
 line += "X";
 }
 else
 {
 line += " ";
 }
 }
 Print(line);
 }
 }
 
 void SaveToFile(string filename)
 {
 FileHandle file = OpenFile("$profile:"+filename, FileMode.WRITE);
 
 string line = "";
 int y_lines = m_SizeY - 1;
 for(int i = y_lines; i >= 0; i--)
 {
 line = "";
 for(int z = 0; z < m_SizeX;z++)
 {
 if(m_Pixels.Get(i).Get(z))
 {
 line += "X";
 }
 else
 {
 line += " ";
 }
 }
 FPrintln(file, line);
 }
 }
}