Ellipse cursor

src/game/Brush.h

@@ -12,6 +12,7 @@
 
 class Brush
 {
+protected:
 	bool * bitmap;
 	ui::Point size;
 public:

src/game/EllipseBrush.h

@@ -0,0 +1,60 @@
+/*
+ * ElipseBrush.h
+ *
+ *  Created on: Jan 26, 2012
+ *      Author: Simon
+ */
+
+#ifndef ELIPSEBRUSH_H_
+#define ELIPSEBRUSH_H_
+
+#include "Brush.h"
+
+class EllipseBrush: public Brush
+{
+public:
+	EllipseBrush(ui::Point size_):
+		Brush(size_)
+	{
+
+	};
+	//Draw the brush outline onto the screen
+	virtual void Render(Graphics * g, ui::Point position)
+	{
+		if(!bitmap)
+			GenerateBitmap();
+		//g->fillrect(position.X-size.X-1, position.Y-size.Y-1, (size.X*2)+2, (size.Y*2)+2, 255, 0, 255, 70);
+		for(int x = 0; x <= size.X*2; x++)
+		{
+			for(int y = 0; y <= size.Y*2; y++)
+			{
+				if(bitmap[y*(size.X*2)+x])
+					g->blendpixel(position.X-size.X+x, position.Y-size.Y+y, 255, 0, 255, 70);
+			}
+		}
+	}
+	virtual void GenerateBitmap()
+	{
+		if(bitmap)
+			free(bitmap);
+		bitmap = (bool *)malloc(sizeof(bool)*(((size.X*2)+1)*((size.Y*2)+1)));
+		int rx = size.X;
+		int ry = size.Y;
+		for(int x = 0; x <= size.X*2; x++)
+		{
+			for(int y = 0; y <= size.Y*2; y++)
+			{
+				if((pow(x-size.X,2)*pow(ry,2)+pow(y-size.Y,2)*pow(rx,2)<=pow(rx,2)*pow(ry,2)))
+				{
+					bitmap[y*(size.X*2)+x] = true;
+				}
+				else
+				{
+					bitmap[y*(size.X*2)+x] = false;
+				}
+			}
+		}
+	}
+};
+
+#endif /* ELIPSEBRUSH_H_ */

src/game/GameController.cpp

@@ -226,6 +226,10 @@ void GameController::Vote(int direction)
 	//TODO: Implement
 }
 
+void GameController::ChangeBrush()
+{
+	gameModel->SetBrush(gameModel->GetBrushID()+1);
+}
 
 void GameController::ClearSim()
 {

src/game/GameController.h

@@ -47,6 +47,7 @@ public:
 	void ClearSim();
 	void ReloadSim();
 	void Vote(int direction);
+	void ChangeBrush();
 };
 
 #endif // GAMECONTROLLER_H

src/game/GameModel.cpp

@@ -5,13 +5,14 @@
 #include "Renderer.h"
 #include "interface/Point.h"
 #include "Brush.h"
+#include "EllipseBrush.h"
 
 GameModel::GameModel():
 	activeTool(NULL),
 	sim(NULL),
 	ren(NULL),
 	currentSave(NULL),
-	currentBrush(new Brush(ui::Point(4, 4))),
+	currentBrush(0),
 	currentUser(0, "")
 {
 	sim = new Simulation();
@@ -39,6 +40,9 @@ GameModel::GameModel():
 		//sim->wtypes[i]
 	}
 
+	brushList.push_back(new Brush(ui::Point(4, 4)));
+	brushList.push_back(new EllipseBrush(ui::Point(4, 4)));
+
 	activeTool = new ElementTool(1, "TURD", 0, 0, 0);
 }
 
@@ -52,6 +56,10 @@ GameModel::~GameModel()
 		}
 		delete menuList[i];
 	}
+	for(int i = 0; i < brushList.size(); i++)
+	{
+		delete brushList[i];
+	}
 	delete sim;
 	delete ren;
 	if(activeTool)
@@ -59,10 +67,21 @@ GameModel::~GameModel()
 }
 
 Brush * GameModel::GetBrush()
+{
+	return brushList[currentBrush];
+}
+
+int GameModel::GetBrushID()
 {
 	return currentBrush;
 }
 
+void GameModel::SetBrush(int i)
+{
+	currentBrush = i%brushList.size();
+	notifyBrushChanged();
+}
+
 void GameModel::AddObserver(GameView * observer){
 	observers.push_back(observer);
 

src/game/GameModel.h

@@ -25,7 +25,8 @@ private:
 	vector<Tool*> toolList;
 	vector<Menu*> menuList;
 	Menu * activeMenu;
-	Brush * currentBrush;
+	int currentBrush;
+	vector<Brush *> brushList;
 	Save * currentSave;
 	Simulation * sim;
 	Renderer * ren;
@@ -43,6 +44,7 @@ private:
 public:
 	GameModel();
 	~GameModel();
+
 	Save * GetSave();
 	Brush * GetBrush();
 	void SetSave(Save * newSave);
@@ -58,6 +60,8 @@ public:
 	Menu * GetActiveMenu();
 	User GetUser();
 	void SetUser(User user);
+	void SetBrush(int i);
+	int GetBrushID();
 	Simulation * GetSimulation();
 	Renderer * GetRenderer();
 };

src/game/GameView.cpp

@@ -3,6 +3,7 @@
 #include "interface/Window.h"
 #include "interface/Button.h"
 #include "interface/Colour.h"
+#include "interface/Keys.h"
 
 GameView::GameView():
 	ui::Window(ui::Point(0, 0), ui::Point(XRES+BARSIZE, YRES+MENUSIZE)),
@@ -399,9 +400,12 @@ void GameView::OnKeyPress(int key, bool shift, bool ctrl, bool alt)
 {
 	switch(key)
 	{
-	case ' ':
+	case ' ': //Space
 		c->SetPaused();
 		break;
+	case KEY_TAB: //Tab
+		c->ChangeBrush();
+		break;
 	}
 }
 

src/interface/Keys.h

@@ -6,3 +6,4 @@
 #define KEY_END SDLK_END
 #define KEY_BACKSPACE SDLK_BACKSPACE
 #define	KEY_DELETE SDLK_DELETE
+#define KEY_TAB SDLK_TAB