void PopulateColorServicesInfo (GPtr globals, ColorServicesInfo *csinfo)
{
CSInitInfo(csinfo);
// now populate color services info with particulars:
csinfo->sourceSpace = gColor;
csinfo->resultSpace = gColorize;
CSCopyColor(csinfo->colorComponents, gSourceColor);
// on input, source color; on output, result color
}
OSErr DoConversion (GPtr globals, HWND dp, ColorServicesInfo *csinfo)
{
OSErr gotErr = noErr;
short loop = 0;
PopulateColorServicesInfo (globals, csinfo);
gotErr = ColorServices (csinfo);
gColorize = csinfo->resultSpace; // should be the same
CSCopyColor (gTargetColor, csinfo->colorComponents);
for (loop = 0; loop < 4; loop++)
StuffNumber(dp, dEditTarget1 + loop, gTargetColor[loop]);
return gotErr;
}
void ValidateParameters (GPtr globals)
{
if (gStuff->parameters == NULL)
{ // We haven't created these yet.
gStuff->parameters = PINewHandle ((long) sizeof (TParameters));
if (gStuff->parameters != NULL)
{ // Got it. Fill out the fields.
CSSetColor (gSourceColor, 0, 0, 0, 255);
CSCopyColor (gTargetColor, gSourceColor);
gColor = gColorize = 0;
}
else
{ // Oops. Couldn't allocate memory.
gResult = memFullErr;
return;
}
} // parameters
} // end ValidateParameters
DLLExport BOOL WINAPI FilterProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam) // Win32 Change
{
long x = 1;
double dx = 0;
short numberErr = noErr;
short item;
static short lastItem = 0, lastTitem = 0;
static short cColor;
static int16 cSourceColor[4];
static short cColorize;
static int16 cTargetColor[4];
static short gotErr = 0;
PIType key = NULLID;
static ColorServicesInfo csinfo;
int cmd;
static GPtr globals = NULL; /* need to be static */
switch (wMsg)
{
case WM_INITDIALOG:
/* set up globals */
globals = (GPtr) lParam;
CenterDialog(hDlg);
// save globals in locals for later if user cancels
CSCopyColor(cSourceColor, gSourceColor);
CSCopyColor(cTargetColor, gTargetColor);
cColor = gColor;
cColorize = gColorize;
UpdateDialogInfo(globals, hDlg);
SelectTextItem(hDlg, dEditSource1);
/* drop into PAINT */
case WM_PAINT:
// paint here
return FALSE;
break;
case WM_COMMAND:
item = COMMANDID (wParam); // WIN32 Change
cmd = HIWORD (wParam);
switch (item)
{
case dSourcePicker:
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{ // didn't have to change focus. Continue.
if (cmd == BN_CLICKED)
{
PopulateColorServicesInfo (globals, &csinfo);
csinfo.selector = plugIncolorServicesChooseColor; // change
csinfo.resultSpace = plugIncolorServicesChosenSpace; // will return user chosen
if (gotErr = ColorServices (&csinfo) == noErr)
{ // no problems. Do this.
gColor = csinfo.resultSpace;
CSCopyColor (gSourceColor, csinfo.colorComponents);
DoConversion(globals, hDlg, &csinfo);
UpdateDialogInfo (globals, hDlg);
}
SelectTextItem(hDlg, lastTitem);
return FALSE;
}
}
break;
case dTargetPicker:
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{ // didn't have to change focus. Continue.
if (cmd == BN_CLICKED)
{
PopulateColorServicesInfo (globals, &csinfo);
csinfo.selector = plugIncolorServicesChooseColor; // picker
if (gotErr = ColorServices (&csinfo) == noErr)
{ // no problems. Do this.
// move old target to source space
CSCopyColor (gSourceColor, gTargetColor);
gColor = gColorize;
// now pull results to target
gColorize = csinfo.resultSpace; // should be the same
CSCopyColor (gTargetColor, csinfo.colorComponents);
UpdateDialogInfo (globals, hDlg);
}
SelectTextItem(hDlg, lastTitem);
return FALSE;
}
}
break;
case OK:
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{ // validated fine
if (cmd == BN_CLICKED)
{ // wants to dismiss. End dialog.
EndDialog(hDlg, item);
return TRUE;
}
}
break;
case CANCEL:
if (cmd == BN_CLICKED)
{ // return all globals from saved locals
CSCopyColor(gSourceColor, cSourceColor);
CSCopyColor(gTargetColor, cTargetColor);
gColor = cColor;
gColorize = cColorize;
gResult = userCanceledErr;
EndDialog(hDlg, item); // WIN32 change
return TRUE;
}
// don't ever validate during cancel
break;
default:
if (item >= dSource1 && item <= dSourceEnd)
{
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{ // validated fine
if (cmd == BN_CLICKED)
{ // process button
SetRadioGroupState (hDlg, dSource1, dSourceEnd, item);
gColor = item - dSource1;
DoConversion (globals, hDlg, &csinfo);
SelectTextItem(hDlg, lastTitem);
return FALSE;
}
}
}
else if (item >= dTarget1 && item <= dTargetEnd)
{ // set group then do conversion
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{ // validated fine
if (cmd == BN_CLICKED)
{ // process
SetRadioGroupState (hDlg, dTarget1, dTargetEnd, item);
gColorize = item - dTarget1;
DoConversion (globals, hDlg, &csinfo);
SelectTextItem(hDlg, lastTitem);
return FALSE;
}
}
}
else if (item >= dEditSource1 && item <= dEditSourceEnd)
{
if ((numberErr = Validate(hDlg, &lastItem, &dx, true)) == noErr)
{
if (cmd == EN_KILLFOCUS)
lastItem = item; // validate will get this
else if (cmd == EN_CHANGE)
{ // do me
numberErr = Validate(hDlg, &item, &dx, false);
gSourceColor[item - dEditSource1] = (int16)dx;
lastTitem = item;
DoConversion (globals, hDlg, &csinfo);
return FALSE;
}
}
}
break;
} // switch (item)
break; // case WM_COMMAND
default:
return FALSE;
break;
} // switch
return TRUE;
}
