CWE-ou-minkata/Sources/Tools/MaxPlasmaMtls/Materials/plMultipassMtlDlg.cpp

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*==LICENSE==*/
#include "HeadSpin.h"
#include "hsWindows.h"
#include "../resource.h"

#include <iparamm2.h>
#include <maxicon.h>
#include <stdmat.h>
#pragma hdrstop

#include "plMultipassMtl.h"
#include "plMultipassMtlPB.h"
#include "plMultipassMtlDlg.h"

struct LayerID
{
    int layerID;
    int activeID;
};
static LayerID kLayerID[] =
{
    { IDC_TEX1, IDC_TEXON1 },
    { IDC_TEX2, IDC_TEXON2 },
    { IDC_TEX3, IDC_TEXON3 },
    { IDC_TEX4, IDC_TEXON4 },
    { IDC_TEX5, IDC_TEXON5 },
    { IDC_TEX6, IDC_TEXON6 },
    { IDC_TEX7, IDC_TEXON7 },
    { IDC_TEX8, IDC_TEXON8 },
    { IDC_TEX9, IDC_TEXON9 },
    { IDC_TEX10, IDC_TEXON10 },
};

//-----------------------------------------------------------------------------
// Constructor and destructor
//-----------------------------------------------------------------------------

plMultipassMtlDlg::plMultipassMtlDlg(HWND hwMtlEdit, IMtlParams *imp, plMultipassMtl *m)
{
    fDADMgr.Init(this);

    fhMtlEdit = hwMtlEdit;
    fhRollup = NULL;
    fMtl = m;
    fPBlock = fMtl->GetParamBlockByID(plMultipassMtl::kBlkPasses);
    ip = imp;
    valid = FALSE;

    for (int i = 0; i < NSUBMTLS; i++)
        fLayerBtns[i] = NULL;

    curTime = imp->GetTime();

    fhRollup = ip->AddRollupPage(
        hInstance,
        MAKEINTRESOURCE(IDD_MULTIPASS),
        ForwardProc,
        "Multipass Parameters",
        (LPARAM)this);
}

plMultipassMtlDlg::~plMultipassMtlDlg()
{
    fMtl->SetParamDlg(NULL);
    for (int i = 0; i < NSUBMTLS; i++)
    {
        ReleaseICustButton(fLayerBtns[i]);
        fLayerBtns[i] = NULL; 
    }

    SetWindowLong(fhRollup, GWL_USERDATA, NULL);
    ip->DeleteRollupPage(fhRollup);

    fhRollup = NULL;
}

//-----------------------------------------------------------------------------
// Functions inheirited from ParamDlg
//-----------------------------------------------------------------------------

void plMultipassMtlDlg::SetThing(ReferenceTarget *m)
{
    assert(m->SuperClassID() == MATERIAL_CLASS_ID);
    assert(m->ClassID() == MULTIMTL_CLASS_ID);

    // Bad?
    if (fMtl) 
        fMtl->SetParamDlg(NULL);
    fMtl = (plMultipassMtl *)m;
    if (fMtl)
        fMtl->SetParamDlg(this);

    LoadDialog();
    IUpdateMtlDisplay();
}

void plMultipassMtlDlg::SetTime(TimeValue t)
{
    if (t != curTime)
    {
        curTime = t;
        Interval v;
        fMtl->Update(ip->GetTime(),v);
        LoadDialog();
        IUpdateMtlDisplay();
    }
}

void plMultipassMtlDlg::ReloadDialog()
{
    Interval v;
    fMtl->Update(ip->GetTime(), v);
    LoadDialog();
}

void plMultipassMtlDlg::ActivateDlg(BOOL onOff)
{
}

int plMultipassMtlDlg::FindSubMtlFromHWND(HWND hwnd)
{
    for (int i = 0; i < NSUBMTLS; i++)
    {
        if (hwnd == fLayerBtns[i]->GetHwnd()) 
            return i;
    }

    return -1;
}

BOOL plMultipassMtlDlg::ForwardProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam) 
{
    plMultipassMtlDlg *theDlg;
    if (msg == WM_INITDIALOG)
    {
        theDlg = (plMultipassMtlDlg*)lParam;
        theDlg->fhRollup = hDlg;
        SetWindowLong(hDlg, GWL_USERDATA, lParam);
    }
    else
    {
        if ((theDlg = (plMultipassMtlDlg *)GetWindowLong(hDlg, GWL_USERDATA)) == NULL)
            return FALSE; 
    }

    return theDlg->LayerPanelProc(hDlg,msg,wParam,lParam);
}



//----------------------------------------------------------------------------
// Layer panel processor
//----------------------------------------------------------------------------
BOOL plMultipassMtlDlg::LayerPanelProc(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
    int id = LOWORD(wParam);
    int code = HIWORD(wParam);
    int i;

    switch (msg)
    {
    case WM_INITDIALOG:
        {
            int nLayers = fPBlock->GetInt(kMultCount);

            for (i = 0; i < NSUBMTLS; i++)
            {
                fLayerBtns[i] = GetICustButton(GetDlgItem(hDlg, kLayerID[i].layerID));
                fLayerBtns[i]->SetDADMgr(&fDADMgr);

/*              if (i < nLayers)
                {
                    SetCheckBox(hDlg, kLayerID[i].activeID, fPBlock->GetInt(kMtlLayerOn, curTime, i));
                }
*/
                fNumTexSpin = SetupIntSpinner(hDlg, IDC_LAYER_SPIN, IDC_LAYER_EDIT, 1, 10, nLayers);
            }

            // TEMP testing
            UpdateLayerDisplay();

            IUpdateMtlDisplay();
        }
        return TRUE;

    case WM_DESTROY:
        for (i = 0; i < NSUBMTLS; i++)
        {
            ReleaseICustButton(fLayerBtns[i]);
            fLayerBtns[i] = NULL;
        }
        ReleaseISpinner(fNumTexSpin);
        fNumTexSpin = NULL;
        break;

    case CC_SPINNER_CHANGE:
        if (id == IDC_LAYER_SPIN && !code)
        {
            IGetSpinnerVal();
            return TRUE;
        }
        break;
    case CC_SPINNER_BUTTONUP:
        if (id == IDC_LAYER_SPIN && code)
        {
            IGetSpinnerVal();
            return TRUE;
        }
        break;

    case WM_COMMAND:  
        {
            for (i = 0; i < NSUBMTLS; i++)
            {
                if (id == kLayerID[i].activeID)
                {
//                  fMtl->EnableMap(i,GetCheckBox(hwndDlg, id));
                    bool checked = SendMessage(GetDlgItem(hDlg, id), BM_GETCHECK, 0, 0) == BST_CHECKED;
                    fPBlock->SetValue(kMultOn, curTime, checked, i);
                    return TRUE;
                }
                if (id == kLayerID[i].layerID)
                {
                    PostMessage(fhMtlEdit, WM_SUB_MTL_BUTTON, i, (LPARAM)fMtl);
                    return TRUE;
                }
            }

        }
//      IUpdateMtlDisplay();
        break;
    }

    return FALSE;
}

void plMultipassMtlDlg::UpdateLayerDisplay() 
{
    int numlayers = fPBlock->GetInt(kMultCount);

    fNumTexSpin->SetValue(numlayers, FALSE);

    int i;
    for (i = 0; i < numlayers && i < NSUBMTLS; i++)
    {
        Mtl *m = fPBlock->GetMtl(kMultPasses, curTime, i);
        TSTR nm;
        if (m) 
            nm = m->GetName();
        else 
            nm = "None";
        fLayerBtns[i]->SetText(nm.data());
        
        ShowWindow(GetDlgItem(fhRollup, kLayerID[i].layerID), SW_SHOW);
        ShowWindow(GetDlgItem(fhRollup, kLayerID[i].activeID), SW_SHOW);
        SetCheckBox(fhRollup, kLayerID[i].activeID, fPBlock->GetInt(kMultOn, curTime, i));  
    }

    for (i = numlayers; i < NSUBMTLS; i++)
    {
        ShowWindow(GetDlgItem(fhRollup, kLayerID[i].layerID), SW_HIDE);
        ShowWindow(GetDlgItem(fhRollup, kLayerID[i].activeID), SW_HIDE);
    }
}

void plMultipassMtlDlg::LoadDialog()
{
    if (fMtl)
    {
        fPBlock = fMtl->GetParamBlockByID(plMultipassMtl::kBlkPasses);

        if (fhRollup)
            UpdateLayerDisplay();
    }
}

bool plMultipassMtlDlg::ISetNumLayers(int num)
{
    if (num >= 1 && num <= NSUBMTLS)
    {
        fMtl->SetNumSubMtls(num);
        UpdateLayerDisplay();
//      IUpdateMtlDisplay();

        return true;
    }

    return false;
}

void plMultipassMtlDlg::IGetSpinnerVal()
{
    ISpinnerControl *spin = GetISpinner(GetDlgItem(fhRollup, IDC_LAYER_SPIN));
    if (!spin)
        return;

    // If new number of layers is invalid, set to current num
    if (!ISetNumLayers(spin->GetIVal()))
    {
        int nLayers = fPBlock->GetInt(kMultCount);
        spin->SetValue(nLayers, FALSE);
    }

    ReleaseISpinner(spin);
}