colorpickupdlg.cpp

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// ColorPickupDlg.cpp : implementation file
//

#include "stdafx.h"
#include "resource.h"
#include "ColorPickupDlg.h"
#include "ColorShow.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

DECLARE_MESSAGE(UWM_POINT)
DECLARE_MESSAGE(UWM_PICKER)
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
        CAboutDlg();

// Dialog Data
        //{{AFX_DATA(CAboutDlg)
        enum { IDD = IDD_ABOUTBOX };
        //}}AFX_DATA

        // ClassWizard generated virtual function overrides
        //{{AFX_VIRTUAL(CAboutDlg)
        protected:
        virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
        //}}AFX_VIRTUAL

// Implementation
protected:
        //{{AFX_MSG(CAboutDlg)
        //}}AFX_MSG
        DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
        //{{AFX_DATA_INIT(CAboutDlg)
        //}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
        CDialog::DoDataExchange(pDX);
        //{{AFX_DATA_MAP(CAboutDlg)
        //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
        //{{AFX_MSG_MAP(CAboutDlg)
                // No message handlers
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CColorPickupDlg dialog

CColorPickupDlg::CColorPickupDlg(CWnd* pParent /*=NULL*/)
        : CDialog(CColorPickupDlg::IDD, pParent)
{
        //{{AFX_DATA_INIT(CColorPickupDlg)
        //}}AFX_DATA_INIT
        // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
        m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
        initialized = FALSE;
}

void CColorPickupDlg::DoDataExchange(CDataExchange* pDX)
{
        CDialog::DoDataExchange(pDX);
        //{{AFX_DATA_MAP(CColorPickupDlg)
        DDX_Control(pDX, IDC_SHOW, c_Show);
        DDX_Control(pDX, IDC_PICKER, c_Picker);
        DDX_Control(pDX, IDC_FRAME, c_Frame);
        DDX_Control(pDX, IDC_COPY, c_Copy);
        DDX_Control(pDX, IDC_UPRIGHT, c_UpRight);
        DDX_Control(pDX, IDC_UPLEFT, c_UpLeft);
        DDX_Control(pDX, IDC_UP, c_Up);
        DDX_Control(pDX, IDC_RIGHT, c_Right);
        DDX_Control(pDX, IDC_R, c_R);
        DDX_Control(pDX, IDC_LEFT, c_Left);
        DDX_Control(pDX, IDC_G, c_G);
        DDX_Control(pDX, IDC_DOWNRIGHT, c_DownRight);
        DDX_Control(pDX, IDC_DOWNLEFT, c_DownLeft);
        DDX_Control(pDX, IDC_DOWN, c_Down);
        DDX_Control(pDX, IDC_B, c_B);
        DDX_Control(pDX, IDC_SIZEVALUE, c_Size);
        DDX_Control(pDX, IDC_SPINSIZE, c_SpinSize);
        DDX_Control(pDX, IDC_RGB, c_RGB);
        DDX_Control(pDX, IDC_IMAGE, c_Image);
        //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CColorPickupDlg, CDialog)
        ON_REGISTERED_MESSAGE(UWM_POINT, OnPoint)
        ON_REGISTERED_MESSAGE(UWM_PICKER, OnPicker)
        //{{AFX_MSG_MAP(CColorPickupDlg)
        ON_WM_SYSCOMMAND()
        ON_WM_PAINT()
        ON_WM_QUERYDRAGICON()
        ON_WM_CLOSE()
        ON_WM_SIZE()
        ON_EN_CHANGE(IDC_SIZEVALUE, OnChangeSize)
        ON_BN_CLICKED(IDC_DOWN, OnDown)
        ON_BN_CLICKED(IDC_LEFT, OnLeft)
        ON_BN_CLICKED(IDC_RIGHT, OnRight)
        ON_BN_CLICKED(IDC_UP, OnUp)
        ON_BN_CLICKED(IDC_DOWNLEFT, OnDownleft)
        ON_BN_CLICKED(IDC_DOWNRIGHT, OnDownright)
        ON_BN_CLICKED(IDC_UPLEFT, OnUpleft)
        ON_BN_CLICKED(IDC_UPRIGHT, OnUpright)
        ON_BN_CLICKED(IDC_COPY, OnCopy)
        ON_WM_GETMINMAXINFO()
        ON_BN_CLICKED(IDC_SHOW, OnShow)
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CColorPickupDlg message handlers

BOOL CColorPickupDlg::OnInitDialog()
{
        CDialog::OnInitDialog();

        // Add "About..." menu item to system menu.

        // IDM_ABOUTBOX must be in the system command range.
        ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
        ASSERT(IDM_ABOUTBOX < 0xF000);

        CMenu* pSysMenu = GetSystemMenu(FALSE);
        if (pSysMenu != NULL)
        {
                CString strAboutMenu;
                strAboutMenu.LoadString(IDS_ABOUTBOX);
                if (!strAboutMenu.IsEmpty())
                {
                        pSysMenu->AppendMenu(MF_SEPARATOR);
                        pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
                }
        }

        // Set the icon for this dialog.  The framework does this automatically
        //  when the application's main window is not a dialog
        SetIcon(m_hIcon, TRUE);                 // Set big icon
        SetIcon(m_hIcon, FALSE);                // Set small icon
        
        // TODO: Add extra initialization here
        c_SpinSize.SetRange(1, 255);
        c_SpinSize.SetPos(16);
        c_Image.SetSize(LOWORD(c_SpinSize.GetPos()));
        ResizeImage();

        c_Up.LoadBitmaps(IDB_UP);
        c_Down.LoadBitmaps(IDB_DOWN);
        c_Left.LoadBitmaps(IDB_LEFT);
        c_Right.LoadBitmaps(IDB_RIGHT);
        c_UpLeft.LoadBitmaps(IDB_UPLEFT);
        c_UpRight.LoadBitmaps(IDB_UPRIGHT);
        c_DownLeft.LoadBitmaps(IDB_DOWNLEFT);
        c_DownRight.LoadBitmaps(IDB_DOWNRIGHT);
        c_Copy.LoadBitmaps(IDB_COPY);
        c_Show.LoadBitmaps(IDB_SHOW);

        picker = (HCURSOR)::LoadImage(AfxGetInstanceHandle(),
                                      MAKEINTRESOURCE(IDC_PICKER),
                                      IMAGE_CURSOR,
                                      0, 0,
                                      LR_SHARED | LR_LOADTRANSPARENT);
        c_Picker.SetIcon(picker);

        initialized = TRUE;
        return TRUE;  // return TRUE  unless you set the focus to a control
}

void CColorPickupDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
        if ((nID & 0xFFF0) == IDM_ABOUTBOX)
        {
                CAboutDlg dlgAbout;
                dlgAbout.DoModal();
        }
        else
        {
                CDialog::OnSysCommand(nID, lParam);
        }
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CColorPickupDlg::OnPaint() 
{
        if (IsIconic())
        {
                CPaintDC dc(this); // device context for painting

                SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

                // Center icon in client rectangle
                int cxIcon = GetSystemMetrics(SM_CXICON);
                int cyIcon = GetSystemMetrics(SM_CYICON);
                CRect rect;
                GetClientRect(&rect);
                int x = (rect.Width() - cxIcon + 1) / 2;
                int y = (rect.Height() - cyIcon + 1) / 2;

                // Draw the icon
                dc.DrawIcon(x, y, m_hIcon);
        }
        else
        {
                CDialog::OnPaint();
        }
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CColorPickupDlg::OnQueryDragIcon()
{
        return (HCURSOR) m_hIcon;
}

/****************************************************************************
*                            CColorPickupDlg::OnOK
* Result: void
*       
* Effect: 
*       Does nothing. Keeps <enter> key from exiting program
****************************************************************************/

void CColorPickupDlg::OnOK() 
{
}

/****************************************************************************
*                          CColorPickupDlg::OnCancel
* Result: void