home *** CD-ROM | disk | FTP | other *** search
- /*****************************************************************************
- IsoHex22_2.cpp
- Ernest S. Pazera
- 28NOV2000
- Start a WIN32 Application Workspace, add in this file
- Requires GDICanvas.h/cpp
- No other libs are required
- *****************************************************************************/
-
- //////////////////////////////////////////////////////////////////////////////
- //INCLUDES
- //////////////////////////////////////////////////////////////////////////////
- #define WIN32_LEAN_AND_MEAN
-
- #include <windows.h>
- #include <stdlib.h>
- #include "gdicanvas.h"
-
- //////////////////////////////////////////////////////////////////////////////
- //DEFINES
- //////////////////////////////////////////////////////////////////////////////
- //name for our window class
- #define WINDOWCLASS "ISOHEX22"
- //title of the application
- #define WINDOWTITLE "IsoHex 22-2"
-
- //map constants
- const int MAPWIDTH=320;
- const int MAPHEIGHT=320;
- const int MAPSEEDS=100;
- const int LANDPERC=30;
-
- //////////////////////////////////////////////////////////////////////////////
- //PROTOTYPES
- //////////////////////////////////////////////////////////////////////////////
- bool Prog_Init();//game data initalizer
- void Prog_Loop();//main game loop
- void Prog_Done();//game clean up
-
- //////////////////////////////////////////////////////////////////////////////
- //GLOBALS
- //////////////////////////////////////////////////////////////////////////////
- HINSTANCE hInstMain=NULL;//main application handle
- HWND hWndMain=NULL;//handle to our main window
-
- //canvas for the map
- CGDICanvas gdicMap;
-
- //////////////////////////////////////////////////////////////////////////////
- //WINDOWPROC
- //////////////////////////////////////////////////////////////////////////////
- LRESULT CALLBACK TheWindowProc(HWND hwnd,UINT uMsg,WPARAM wParam,LPARAM lParam)
- {
- //which message did we get?
- switch(uMsg)
- {
- case WM_DESTROY://the window is being destroyed
- {
-
- //tell the application we are quitting
- PostQuitMessage(0);
-
- //handled message, so return 0
- return(0);
-
- }break;
- case WM_PAINT://the window needs repainting
- {
- //a variable needed for painting information
- PAINTSTRUCT ps;
-
- //start painting
- HDC hdc=BeginPaint(hwnd,&ps);
-
- //end painting
- EndPaint(hwnd,&ps);
-
- //draw the map
- hdc=GetDC(hWndMain);
- BitBlt(hdc,0,0,MAPWIDTH,MAPHEIGHT,gdicMap,0,0,SRCCOPY);
- ReleaseDC(hWndMain,hdc);
-
- //handled message, so return 0
- return(0);
- }break;
- }
-
- //pass along any other message to default message handler
- return(DefWindowProc(hwnd,uMsg,wParam,lParam));
- }
-
-
- //////////////////////////////////////////////////////////////////////////////
- //WINMAIN
- //////////////////////////////////////////////////////////////////////////////
- int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nShowCmd)
- {
- //assign instance to global variable
- hInstMain=hInstance;
-
- //create window class
- WNDCLASSEX wcx;
-
- //set the size of the structure
- wcx.cbSize=sizeof(WNDCLASSEX);
-
- //class style
- wcx.style=CS_OWNDC | CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
-
- //window procedure
- wcx.lpfnWndProc=TheWindowProc;
-
- //class extra
- wcx.cbClsExtra=0;
-
- //window extra
- wcx.cbWndExtra=0;
-
- //application handle
- wcx.hInstance=hInstMain;
-
- //icon
- wcx.hIcon=LoadIcon(NULL,IDI_APPLICATION);
-
- //cursor
- wcx.hCursor=LoadCursor(NULL,IDC_ARROW);
-
- //background color
- wcx.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH);
-
- //menu
- wcx.lpszMenuName=NULL;
-
- //class name
- wcx.lpszClassName=WINDOWCLASS;
-
- //small icon
- wcx.hIconSm=NULL;
-
- //register the window class, return 0 if not successful
- if(!RegisterClassEx(&wcx)) return(0);
-
- //create main window
- hWndMain=CreateWindowEx(0,WINDOWCLASS,WINDOWTITLE, WS_BORDER | WS_SYSMENU | WS_CAPTION| WS_VISIBLE,0,0,320,240,NULL,NULL,hInstMain,NULL);
-
- //error check
- if(!hWndMain) return(0);
-
- //if program initialization failed, then return with 0
- if(!Prog_Init()) return(0);
-
- //message structure
- MSG msg;
-
- //message pump
- for(;;)
- {
- //look for a message
- if(PeekMessage(&msg,NULL,0,0,PM_REMOVE))
- {
- //there is a message
-
- //check that we arent quitting
- if(msg.message==WM_QUIT) break;
-
- //translate message
- TranslateMessage(&msg);
-
- //dispatch message
- DispatchMessage(&msg);
- }
-
- //run main game loop
- Prog_Loop();
- }
-
- //clean up program data
- Prog_Done();
-
- //return the wparam from the WM_QUIT message
- return(msg.wParam);
- }
-
- //////////////////////////////////////////////////////////////////////////////
- //INITIALIZATION
- //////////////////////////////////////////////////////////////////////////////
- bool Prog_Init()
- {
- //seed the random number generator
- srand(GetTickCount());
-
- //set the client area size
- RECT rcTemp;
- SetRect(&rcTemp,0,0,MAPWIDTH,MAPHEIGHT);//256x256 client area
- AdjustWindowRect(&rcTemp,WS_BORDER | WS_SYSMENU | WS_CAPTION| WS_VISIBLE,FALSE);//adjust the window size based on desired client area
- SetWindowPos(hWndMain,NULL,0,0,rcTemp.right-rcTemp.left,rcTemp.bottom-rcTemp.top,SWP_NOMOVE);//set the window width and height
-
- //grab the window's dc
- HDC hdc=GetDC(hWndMain);
- //make the map
- gdicMap.CreateBlank(hdc,MAPWIDTH,MAPHEIGHT);
-
- //clear out the map's canvas with blue
- HBRUSH hbr=CreateSolidBrush(RGB(0,0,255));
- FillRect(gdicMap,&rcTemp,hbr);
- DeleteObject(hbr);
-
- //select a green pen into the canvas.
- HPEN hpen=CreatePen(PS_SOLID,0,RGB(0,255,0));
- SelectObject(gdicMap,hpen);
-
- int x,y,count;
- //pick random location
- x=rand()%MAPWIDTH;
- y=rand()%MAPHEIGHT;
- //move to the location
- MoveToEx(gdicMap,x,y,NULL);
-
- //place the seeds
- for(count=0;count<MAPSEEDS;count++)
- {
- if((rand()%4)==0)
- {
- //pick random location
- x=rand()%MAPWIDTH;
- y=rand()%MAPHEIGHT;
- //move to the location
- MoveToEx(gdicMap,x,y,NULL);
- SetPixelV(gdicMap,x,y,RGB(0,255,0));
- }
- else
- {
- //line to that location
- x=x+rand()%50-25;
- y=y+rand()%50-25;
- LineTo(gdicMap,x,y);
- }
- }
-
- //place the rest of the land
- for(count=0;count<MAPWIDTH*MAPHEIGHT*LANDPERC/100;count++)
- {
- //pick a coord next to a land square
- bool found=false;
- do
- {
- //pick random place
- x=rand()%MAPWIDTH;
- y=rand()%MAPHEIGHT;
- //ensure the area is water
- if(GetPixel(gdicMap,x,y)!=RGB(0,0,255)) continue;
- //ensure it is next to another land area
- if(x>=0 && GetPixel(gdicMap,x-1,y)==RGB(0,255,0)) found=true;
- if(x<(MAPWIDTH-1) && GetPixel(gdicMap,x+1,y)==RGB(0,255,0)) found=true;
- if(y>=0 && GetPixel(gdicMap,x,y-1)==RGB(0,255,0)) found=true;
- if(y<(MAPHEIGHT-1) && GetPixel(gdicMap,x,y+1)==RGB(0,255,0)) found=true;
- //keep looping until you find an appropriate space
- }while(!found);
- //place pixel
- SetPixelV(gdicMap,x,y,RGB(0,255,0));
- SendMessage(hWndMain,WM_PAINT,0,0);
- }
-
- //return the window's dc
- ReleaseDC(hWndMain,hdc);
-
- return(true);//return success
- }
-
- //////////////////////////////////////////////////////////////////////////////
- //CLEANUP
- //////////////////////////////////////////////////////////////////////////////
- void Prog_Done()
- {
- //////////////////////////
- //clean up code goes here
- //////////////////////////
- }
-
- //////////////////////////////////////////////////////////////////////////////
- //MAIN GAME LOOP
- //////////////////////////////////////////////////////////////////////////////
- void Prog_Loop()
- {
- ///////////////////////////
- //main game logic goes here
- ///////////////////////////
- }
-
-