MOboolean moTablet::Finish()
{
if (Codes!=NULL) {
for(int i = 0; i < ncodes; i++) Codes[i].DeleteValuesArray();
delete[] Codes;
Codes = NULL;
}
ncodes = 0;
#ifdef MO_WIN32
if (t_hTablet)
{
WTClose(t_hTablet);
}
#endif
return true;
}
BOOL TabletEnd()
// Tablet context should remain active until the application is closed.
//////////////////////////////////////////////////////////////////////////////
{
if( hContext )
{
WTClose( hContext );
hContext = NULL;
#ifndef WIN32
if( Control.bUnlinkWintab )
_UnlinkWintab(); // free wintab.dll and reset auto-linking
// capabilities in Wintabx/Wintab32x.lib
#endif
}
return TRUE;
}
/* -------------------------------------------------------------------------- */
LRESULT FAR PASCAL RuleAppWndProc (HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam)
{
static int inMode = ID_CLICK;
static LONG x1 = 0, x2 = 0, y1 = 0, y2 = 0;
static HCTX hTab = NULL;
static FIX32 scale[2];
PAINTSTRUCT psPaint;
HDC hDC;
switch (wMsg) {
case WM_CREATE:
TabletScaling(scale);
break;
case WM_LBUTTONDOWN:
if ((hTab = TabletInit(hWnd, scale)) != NULL) {
PACKET pkt;
inMode = ID_PRESS;
InvalidateRect(hWnd, NULL, TRUE);
UpdateWindow(hWnd);
while (inMode != ID_CLICK) {
/* poll */
if (!WTPacketsGet(hTab, 1, &pkt))
continue;
/* handle it */
if (inMode == ID_PRESS && pkt.pkButtons) {
x1 = pkt.pkX;
y1 = pkt.pkY;
inMode = ID_RELEASE;
InvalidateRect(hWnd, NULL, TRUE);
UpdateWindow(hWnd);
}
if (inMode == ID_RELEASE && pkt.pkButtons == 0) {
x2 = pkt.pkX;
y2 = pkt.pkY;
inMode = ID_CLICK;
InvalidateRect(hWnd, NULL, TRUE);
UpdateWindow(hWnd);
}
}
WTClose(hTab);
}
break;
case WM_PAINT:
hDC = BeginPaint(hWnd, &psPaint);
ShowWindow(GetDlgItem(hWnd, ID_CLICK), inMode == ID_CLICK);
ShowWindow(GetDlgItem(hWnd, ID_PRESS), inMode == ID_PRESS);
ShowWindow(GetDlgItem(hWnd, ID_RELEASE), inMode == ID_RELEASE);
if (inMode == ID_CLICK) {
LONG delta[3]; /* horz/vert/diag */
int i;
delta[0] = labs(x2 - x1);
delta[1] = labs(y2 - y1);
delta[2] = nsqrt(delta[0] * delta[0] + delta[1] * delta[1]);
for (i = 0; i < 3; i++) { /* direction */
char buf[20];
/* print result in cm */
wsprintf(buf, "%d.%3.3d", (UINT)delta[i]/1000,
(UINT)delta[i]%1000);
SetWindowText(GetDlgItem(hWnd, ID_HC + i), buf);
/* convert to inches */
delta[i] = INT(delta[i] * Cm2Inch);
/* print result in inches */
wsprintf(buf, "%d.%3.3d", (UINT)delta[i]/1000,
(UINT)delta[i]%1000);
SetWindowText(GetDlgItem(hWnd, ID_HI + i), buf);
}
}
EndPaint(hWnd, &psPaint);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, wMsg, wParam, lParam);
}
return (LRESULT)0;
}