lab 6 start

Lab6/mydrawing.h

@@ -0,0 +1,45 @@
+#ifndef mydrawing_h
+#define mydrawing_h
+
+#include <iostream>
+#include "drawbase.h"
+#include "gcontext.h"
+#include "image.h"
+#include "matrix.h"
+using namespace std;
+
+class MyDrawing: public DrawingBase{
+
+    public:
+        MyDrawing();
+        void keyDown(GraphicsContext* gc, unsigned int keycode);
+        void mouseMove(GraphicsContext* gc, int x, int y);
+        void mouseButtonDown(GraphicsContext* gc, 
+                             unsigned int button, int x, int y);
+        void mouseButtonUp(GraphicsContext* gc,
+                           unsigned int button, int x, int y);
+
+    private:
+        // default is red
+        unsigned int color = GraphicsContext::RED;
+        // indicates whether user is holding down the mouse
+        bool hold = false;
+        // "lines" mode - lines from center
+        // "mirror" mode - mirror 8 times around center
+        string mode = "lines";
+
+        // start of line drawn in mirror mode
+        int xprev;
+        int yprev;
+        // first pixel drawn in mirror mode
+        bool firstdraw = true;
+        // dotted or connected mode
+        bool connected = true;
+        Image image;
+
+};
+
+void setLargePixel(GraphicsContext* gc, int x, int y);
+void drawLargeLine(GraphicsContext* gc, int x0, int y0, int x1, int y1);
+
+#endif