- Add drawString method

- Display "PAUSE" when pausing game

4 files changed, 43 insertions, 9 deletions

diff --git a/Game.cpp b/Game.cpp
index ac42e3a..61b8a0c 100644
--- a/Game.cpp
+++ b/Game.cpp
@@ -96,6 +96,10 @@ void Game::toggleGame() {
 	m_gameRunning = ! m_gameRunning;

 }

 

+bool Game::isRunning() {

+	return m_gameRunning;

+}

+

 // main function to be called within glut loop

 void Game::updateGame(uint timeElapsedMs) {

 	if (m_gameRunning) {

diff --git a/Game.h b/Game.h
index 6aa15bc..a04628a 100644
--- a/Game.h
+++ b/Game.h
@@ -20,6 +20,7 @@ public:
 	void pauseGame();

 	void resumeGame();

 	void toggleGame();

+	bool isRunning();

 	/**

 	 * This function is to be called by the MainWindow at each Main loop iteration.

 	 **/

diff --git a/MainWindow.cpp b/MainWindow.cpp
index 13d96a0..f336bc4 100644
--- a/MainWindow.cpp
+++ b/MainWindow.cpp
@@ -1,17 +1,8 @@
 #include "MainWindow.h"
 #include "types.h"
 
-
 #include <iostream>
 
-#ifdef APPLE_NATIVE_GLUT
-#include <OpenGL/gl.h>
-#include <OpenGL/glu.h>
-#include <GLUT/glut.h>
-#else
-#include <GL/freeglut.h>
-#endif
-
 #include <string>
 #include <iostream>
 
@@ -55,6 +46,26 @@ MainWindow &MainWindow::getInstance()
 	return s_mainWindow;
 }
 
+void MainWindow::drawString(GLfloat x, GLfloat y, char *text, uint color, TextAlign align)
+{
+	char *p;
+	float red, green, blue;
+
+	hex2fColor(color, red, green, blue);
+
+    glLineWidth(3.0);
+    glPushMatrix();
+    glTranslatef(x, y, 0);
+    glScalef(0.001, 0.001, 0.00);
+	if (align)
+		glTranslatef( ((float) align / 2) * glutStrokeLength(GLUT_STROKE_MONO_ROMAN, (const unsigned char *) text), 0, 0);
+	glColor3f(red, green, blue);
+
+	for (p = text; *p; p++)
+		glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN, *p);
+	glPopMatrix();
+}
+
 void MainWindow::onChangeSize(int w, int h) 
 {
 	if (h == 0)
@@ -158,6 +169,8 @@ void MainWindow::onRenderScene() {
 				}
 			}
 		}
+		if (! m_pGame->isRunning())
+			drawString(0, -0.02, "PAUSED", 0xffffff, center);
 	}
 
 	glutSwapBuffers();
diff --git a/MainWindow.h b/MainWindow.h
index d7a9577..e4e8e81 100644
--- a/MainWindow.h
+++ b/MainWindow.h
@@ -1,6 +1,15 @@
 #ifndef _MAIN_WINDOW_H

 #define _MAIN_WINDOW_H

 

+#ifdef APPLE_NATIVE_GLUT

+#include <OpenGL/gl.h>

+#include <OpenGL/glu.h>

+#include <GLUT/glut.h>

+#else

+#include <GL/freeglut.h>

+#endif

+

+

 #include "types.h"

 #include <string>

 #include <vector>

@@ -10,6 +19,12 @@
 #include "Game.h"

 #include "KeyboardController.h"

 

+enum TextAlign {

+	right  = -2,

+	center = -1,

+	left   =  0

+};

+

 // Functions defines for C callbacks

 void f_onChangeSize(int w, int h);

 void f_onTimer(int v=0);

@@ -56,6 +71,7 @@ public: // Callbacks
 private:

 	void onKeyPressed(KeyCode key);

 	void drawCell(uint Color);

+	void drawString(GLfloat x, GLfloat y, char *text, uint color, TextAlign align);

 

 private:

 	static MainWindow s_mainWindow;