/*
* SetCurrentNumColors - set the number of colors for this module
*/
void SetCurrentNumColors( int color_count )
{
WPI_PRES pres;
WPI_PRES mempres;
HDC memdc;
HBITMAP oldbitmap;
numberOfColors = color_count;
pres = _wpi_getpres( HWND_DESKTOP );
_wpi_torgbmode( pres );
if( lButton.bitmap != NULL ) {
_wpi_deletebitmap( lButton.bitmap );
}
if( rButton.bitmap != NULL ) {
_wpi_deletebitmap( rButton.bitmap );
}
if( color_count == 2 ) {
lButton.bitmap = _wpi_createbitmap( CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1,
1, 1, NULL );
rButton.bitmap = _wpi_createbitmap( CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1,
1, 1, NULL );
//} else if( color_count == 16 ) {
} else {
lButton.bitmap = _wpi_createcompatiblebitmap( pres, CUR_SQR_SIZE + 1,
2 * CUR_SQR_SIZE + 1 );
rButton.bitmap = _wpi_createcompatiblebitmap( pres, CUR_SQR_SIZE + 1,
2 * CUR_SQR_SIZE + 1 );
if( firstTime ) {
mempres = _wpi_createcompatiblepres( pres, Instance, &memdc );
_wpi_torgbmode( mempres );
oldbitmap = _wpi_selectobject( mempres, lButton.bitmap );
_wpi_patblt( mempres, 0, 0, CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1, BLACKNESS );
_wpi_selectobject( mempres, oldbitmap );
oldbitmap = _wpi_selectobject( mempres, rButton.bitmap );
_wpi_patblt( mempres, 0, 0, CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1, WHITENESS );
_wpi_selectobject( mempres, oldbitmap );
_wpi_deletecompatiblepres( mempres, memdc );
firstTime = false;
}
}
_wpi_releasepres( HWND_DESKTOP, pres );
} /* SetCurrentNumColors */
void _L1GetPic( short x1, short y1, short x2, short y2,
/*===============================*/ struct picture _WCI86HUGE *image )
/* Copy that portion of the screen inside the viewport to the buffer
pointed by 'image'. */
{
short dx; /* width of rectangle in pixels */
short dy; /* height of rectangle in pixels */
short t;
#if defined( _DEFAULT_WINDOWS )
WPI_PRES dc;
short srcy;
#else
short line_len; /* length of each line in bytes */
#if !defined( __386__ )
unsigned short new_off;
#endif
char *tmp;
gr_device _FARD *dev_ptr; /* pointer to _CurrState->deviceptr */
char _WCI86HUGE *pic; /* buffer to store image */
copy_fn *copy; /* pointer to copy routine */
setup_fn *setup;
#endif
if( x1 > x2 ) { // ensure x1 < x2
t = x1;
x1 = x2;
x2 = t;
}
if( y1 > y2 ) { // ensure y1 < y2
t = y1;
y1 = y2;
y2 = t;
}
if( _L0BlockClip( &x1, &y1, &x2, &y2 ) != 0 ) { /* clip image to */
image->picwidth = 0; /* active viewport */
image->picheight = 0;
_ErrorStatus = _GRNOOUTPUT;
return;
}
dx = x2 - x1 + 1; /* row width in pixels */
dy = y2 - y1 + 1; /* height in pixel rows */
image->picwidth = dx; /* save width in image picture */
image->picheight = dy; /* save height in image picture */
#if defined( _DEFAULT_WINDOWS )
dc = _Mem_dc;
// Create a memory DC to put the image in
image->buffer = _wpi_createcompatiblepres( dc, _GetInst(), &( image->pdc ) );
image->bmp = _wpi_createcompatiblebitmap( dc, dx, dy );
if( ( image->buffer == NULL ) || ( image->bmp == NULL ) ) {
_ErrorStatus = _GRINSUFFICIENTMEMORY;
return;
}
_wpi_selectbitmap( image->buffer, image->bmp );
// Transfer the image to a memory DC
#if defined( __OS2__ )
srcy = _wpi_cvth_y( y2, _GetPresHeight() );
#else
srcy = y1;
#endif
_wpi_bitblt( image->buffer, 0, 0, dx, dy, dc, x1, srcy, SRCCOPY );
#else
image->bpp = _CurrState->vc.bitsperpixel; /* save bpp - never used ? */
line_len = _RowLen( dx ); /* width of row in bytes */
_StartDevice();
dev_ptr = _CurrState->deviceptr;
copy = dev_ptr->readrow;
pic = &image->buffer;
tmp = NULL;
setup = dev_ptr->setup;
for( ; y1 <= y2; ++y1 ) { /* copy screen image to buffer */
( *setup )( x1, y1, 0 );
#if !defined( __386__ )
// check whether the entire row will fit in the buffer
new_off = FP_OFF( pic ) + line_len - 1;
if( new_off < FP_OFF( pic ) ) {
if( tmp == NULL ) { // may have been already allocated
if( _stackavail() - line_len > 0x100 ) {
tmp = __alloca( _RoundUp( line_len ) );
}
}
if( tmp != NULL ) {
( *copy )( tmp, _Screen.mem, dx, _Screen.bit_pos, 0 );
for( t = 0; t < line_len; ++t ) {
*pic = tmp[ t ];
++pic; // the PIA function will handle this properly
}
} else {
_ErrorStatus = _GRINSUFFICIENTMEMORY;
pic += line_len;
}
} else {
#endif
( *copy )( pic, _Screen.mem, dx, _Screen.bit_pos, 0 );
pic += line_len;
#if !defined( __386__ )
}
#endif
}
_ResetDevice();
#endif
}
void GUIPaint( gui_window *wnd, HWND hwnd, bool isdlg )
{
HDC prev_hdc;
PAINTSTRUCT *prev_ps;
gui_row_num row_num;
PAINTSTRUCT ps;
WPI_RECT fill_area;
#ifdef __OS2_PM__
ULONG flags;
RECTL client;
#endif
isdlg=isdlg;
/* save old state */
prev_hdc = wnd->hdc;
prev_ps = wnd->ps;
/* Setup Paint */
wnd->ps = &ps;
wnd->hdc = _wpi_beginpaint( hwnd, NULLHANDLE, wnd->ps );
_wpi_torgbmode( wnd->hdc );
_wpi_getpaintrect( wnd->ps, &fill_area );
#ifdef __OS2_PM__
fill_area = *(wnd->ps);
if( isdlg ) {
_wpi_inflaterect( GUIMainHInst, &fill_area, 10, 10);
}
WinFillRect( wnd->hdc, &fill_area, GUIGetBack( wnd, GUI_BACKGROUND ) );
#endif
#if defined( __NT__ )
if( isdlg ) {
_wpi_fillrect( wnd->hdc, &fill_area, GUIGetBack( wnd, GUI_BACKGROUND ),
wnd->bk_brush );
}
#endif
if( wnd->font != NULL ) {
wnd->prev_font = _wpi_selectfont( wnd->hdc, wnd->font );
} else {
wnd->prev_font = NULL;
}
/* send paint to app */
GUIGetUpdateRows( wnd, hwnd, &row_num.start, &row_num.num );
if( row_num.num > 0 ) {
GUIEVENTWND( wnd, GUI_PAINT, &row_num );
}
/* finish painting */
if( wnd->prev_font != NULL ) {
_wpi_getoldfont( wnd->hdc, wnd->prev_font );
wnd->prev_font = NULL;
}
#ifdef __OS2_PM__
if( isdlg ) {
flags = DB_AREAATTRS | DB_DLGBORDER;
#ifdef _M_I86
if( WinQueryActiveWindow( HWND_DESKTOP, FALSE ) != hwnd ) {
#else
if( WinQueryActiveWindow( HWND_DESKTOP ) != hwnd ) {
#endif
//if( _wpi_getfocus() != hwnd ) {
flags |= DB_PATINVERT;
}
WinQueryWindowRect( hwnd, &client );
WinDrawBorder( wnd->hdc, &client, 1, 1, 0, 0, flags );
}
#endif
_wpi_endpaint( hwnd, wnd->hdc, wnd->ps );
/* restore old state */
wnd->hdc = prev_hdc;
wnd->ps = prev_ps;
}
#else
// this is some experimental PM stuff
void GUIPaint( gui_window *wnd, HWND hwnd, bool isdlg )
{
HDC prev_hdc;
PAINTSTRUCT *prev_ps;
gui_row_num row_num;
PAINTSTRUCT ps;
PAINTSTRUCT fill_area;
// experimenal stuff
HPS hps;
RECTL client;
LONG width, height;
ULONG flags;
int compat_created;
gui_paint_info *pinfo;
// figure out which paint info to use
if( !isdlg && wnd->root == hwnd ) {
pinfo = &wnd->root_pinfo;
} else {
pinfo = &wnd->hwnd_pinfo;
}
pinfo->in_use++;
compat_created = FALSE;
/* save old state */
prev_hdc = wnd->hdc;
prev_ps = wnd->ps;
if( isdlg ) {
_wpi_getclientrect( hwnd, &client );
} else {
WinQueryWindowRect( hwnd, &client );
}
width = client.xRight - client.xLeft;
height = client.yTop - client.yBottom;
wnd->ps = &ps;
//hps = _wpi_beginpaint( hwnd, pinfo->normal_pres, wnd->ps );
hps = _wpi_beginpaint( hwnd, NULL, wnd->ps );
if( pinfo->compatible_pres == (WPI_PRES)NULL ) {
compat_created = TRUE;
pinfo->compatible_pres = _wpi_createcompatiblepres( hps, GUIMainHInst, &pinfo->compatible_hdc );
pinfo->draw_bmp = _wpi_createcompatiblebitmap( hps, width, height );
pinfo->old_bmp = _wpi_selectbitmap( pinfo->compatible_pres, pinfo->draw_bmp );
}
// the condition is here VERY conservative!!
// its gains have to analyzed
if( compat_created || pinfo->force_count ) {
wnd->hdc = pinfo->compatible_pres;
//wnd->hdc = hps;
_wpi_torgbmode( wnd->hdc );
fill_area = *(wnd->ps);
if( isdlg ) {
_wpi_inflaterect( GUIMainHInst, &fill_area, 10, 10);
}
WinFillRect( wnd->hdc, &fill_area, GUIGetBack( wnd, GUI_BACKGROUND ) );
wnd->prev_font = NULL;
if( wnd->font != NULL ) {
wnd->prev_font = _wpi_selectfont( wnd->hdc, wnd->font );
}
/* send paint to app */
GUIGetUpdateRows( wnd, hwnd, &row_num.start, &row_num.num );
if( row_num.num > 0 ) {
GUIEVENTWND( wnd, GUI_PAINT, &row_num );
}
/* finish painting */
if( wnd->prev_font != NULL ) {
_wpi_getoldfont( wnd->hdc, wnd->prev_font );
wnd->prev_font = NULL;
}
if( pinfo->force_count ) {
//pinfo->force_count--;
}
}
//_wpi_bitblt( hps, client.xLeft, client.yBottom, width, height,
// wnd->hdc, 0, 0, SRCCOPY );
if( pinfo->in_use == 1 ) {
//_wpi_bitblt( hps, client.xLeft, client.yBottom, width, height,
// wnd->hdc, 0, 0, SRCCOPY );
_wpi_bitblt( hps, ps.xLeft, ps.yBottom,
ps.xRight - ps.xLeft,
ps.yTop - ps.yBottom,
wnd->hdc,
ps.xLeft, ps.yBottom,
SRCCOPY );
if( pinfo->delete_when_done ) {
GUIFreePaintHandles( pinfo, TRUE );
}
}
if( isdlg ) {
flags = DB_AREAATTRS | DB_DLGBORDER;
#ifdef _M_I86
if( WinQueryActiveWindow( HWND_DESKTOP, FALSE ) != hwnd ) {
#else
if( WinQueryActiveWindow( HWND_DESKTOP ) != hwnd ) {
#endif
//if( _wpi_getfocus() != hwnd ) {
flags |= DB_PATINVERT;
}
WinQueryWindowRect( hwnd, &client );
WinDrawBorder( hps, &client, 1, 1, 0, 0, flags );
}
_wpi_endpaint( hwnd, hps, wnd->ps );
/* restore old state */
wnd->hdc = prev_hdc;
wnd->ps = prev_ps;
if( pinfo->in_use ) {
pinfo->in_use--;
}
}
#endif
void GUIInvalidatePaintHandles( gui_window *wnd )
{
GUIFreeWndPaintHandles( wnd, FALSE );
}
/*
* CreateViewBitmap - create the bitmap on the screen (with the background
* color as it should be, etc.)
* - the caller is responsible for deleting the bitmap
*/
HBITMAP CreateViewBitmap( img_node *mdi_node )
{
WPI_PRES pres;
WPI_PRES xorandpres;
WPI_PRES mempres;
WPI_PRES freehandpres;
HDC xoranddc;
HDC memdc;
HBITMAP newbitmap;
HBITMAP oldxorandbitmap;
HBITMAP oldbitmap;
HBRUSH brush;
HBRUSH oldbrush;
img_node *node;
COLORREF bkcolor;
if( mdi_node != NULL ) {
node = mdi_node;
} else {
node = GetCurrentNode();
if( node == NULL ) {
return( NULL );
}
}
pres = _wpi_getpres( HWND_DESKTOP );
xorandpres = _wpi_createcompatiblepres( pres, Instance, &xoranddc );
mempres = _wpi_createcompatiblepres( pres, Instance, &memdc );
newbitmap = _wpi_createcompatiblebitmap( pres, node->width, node->height );
_wpi_releasepres( HWND_DESKTOP, pres );
_wpi_torgbmode( mempres );
_wpi_torgbmode( xorandpres );
bkcolor = GetViewBkColor();
#ifdef __OS2_PM__
_wpi_preparemono( mempres, BLACK, bkcolor );
#endif
oldbitmap = _wpi_selectobject( mempres, newbitmap );
brush = _wpi_createsolidbrush( bkcolor );
oldbrush = _wpi_selectobject( mempres, brush );
_wpi_patblt( mempres, 0, 0, node->width, node->height, PATCOPY );
_wpi_selectobject( mempres, oldbrush );
_wpi_deletebrush( brush );
GetFreeHandPresentationSpaces( NULL, &freehandpres, NULL );
if( freehandpres == (WPI_PRES)NULL ) {
oldxorandbitmap = _wpi_selectobject( xorandpres, node->handbitmap );
_wpi_bitblt( mempres, 0, 0, node->width, node->height,
xorandpres, 0, 0, SRCAND );
_wpi_selectobject( xorandpres, oldxorandbitmap );
} else {
_wpi_bitblt( mempres, 0, 0, node->width, node->height,
freehandpres, 0, 0, SRCAND );
}
GetFreeHandPresentationSpaces( NULL, NULL, &freehandpres );
if( freehandpres == (WPI_PRES)NULL ) {
oldxorandbitmap = _wpi_selectobject( xorandpres, node->hxorbitmap );
_wpi_bitblt( mempres, 0, 0, node->width, node->height,
xorandpres, 0, 0, SRCINVERT );
_wpi_selectobject( xorandpres, oldxorandbitmap );
} else {
_wpi_bitblt( mempres, 0, 0, node->width, node->height,
freehandpres, 0, 0, SRCINVERT );
}
_wpi_deletecompatiblepres( xorandpres, xoranddc );
_wpi_selectobject( mempres, oldbitmap );
_wpi_deletecompatiblepres( mempres, memdc );
return( newbitmap );
} /* CreateViewBitmap */
/*
* EnlargeImage - take an MDI window handle and enlarge the view bitmap
* that goes with it
* - returns a handle to the bitmap
* - the bitmap must be deleted by the calling routine
*/
HBITMAP EnlargeImage( HWND hwnd )
{
WPI_PRES pres;
WPI_PRES srcpres;
WPI_PRES destpres;
HDC srcdc;
HDC destdc;
HBITMAP oldbitmap;
HBITMAP newbitmap;
HBITMAP olddestbitmap;
HBITMAP viewbitmap;
img_node *node;
WPI_RECT rc;
short width;
short height;
int window_width;
int window_height;
BITMAP bm;
node = SelectImage( hwnd );
if( node == NULL ) {
return( NULL );
}
viewbitmap = CreateViewBitmap( node );
_wpi_getclientrect( hwnd, &rc );
/*
* I add this so that if the window's client rect doesn't fit on the
* screen, it will still enlarge to the right size.
*/
window_width = _wpi_getwidthrect( rc );
window_height = _wpi_getheightrect( rc );
if( window_width < node->width ) {
window_width = node->width;
}
if( window_height < node->height ) {
window_height = node->height;
}
pres = _wpi_getpres( HWND_DESKTOP );
srcpres = _wpi_createcompatiblepres( pres, Instance, &srcdc );
destpres = _wpi_createcompatiblepres( pres, Instance, &destdc );
newbitmap = _wpi_createcompatiblebitmap( pres, _wpi_getwidthrect( rc ),
_wpi_getheightrect( rc ) );
_wpi_releasepres( HWND_DESKTOP, pres );
GetObject( newbitmap, sizeof( BITMAP ), &bm );
_wpi_torgbmode( destpres );
_wpi_torgbmode( srcpres );
olddestbitmap = _wpi_selectobject( destpres, newbitmap );
oldbitmap = _wpi_selectobject( srcpres, viewbitmap );
height = node->height;
width = node->width;
IEStretchBlt( destpres, 0, 0, _wpi_getwidthrect( rc ),
_wpi_getheightrect( rc ), srcpres, 0, 0, width, height,
SRCCOPY, bm.bmBitsPixel );
_wpi_selectobject( srcpres, oldbitmap );
_wpi_deletecompatiblepres( srcpres, srcdc );
_wpi_deleteobject( viewbitmap );
_wpi_selectobject( destpres, olddestbitmap );
_wpi_deletecompatiblepres( destpres, destdc );
return( newbitmap );
} /* EnlargeImage */
/*
* IEStretchBlt
*/
static BOOL IEStretchBlt( WPI_PRES hdcDest, int nXOriginDest, int nYOriginDest,
int nWidthDest, int nHeightDest,
WPI_PRES hdcSrc, int nXOriginSrc, int nYOriginSrc,
int nWidthSrc, int nHeightSrc,
DWORD fdwRop, int bitcount )
{
POINT slines;
POINT dlines;
POINT num_strips;
unsigned long linesize;
int x, y;
int sw, sh, dw, dh;
WPI_PRES srcpres;
HDC srcdc;
HBITMAP oldbitmap;
HBITMAP newbitmap;
num_strips.x = nWidthDest / 256;
num_strips.x++;
#if 0
if( nWidthDest > 32 ) {
/* use the version that returns exact bytes needed for bits */
linesize = BITS_INTO_BYTES( (unsigned long)(nWidthDest * bitcount), 1 );
} else {
/* use the version that rounds up to 32 bits */
linesize = BITS_TO_BYTES( (unsigned long)(nWidthDest * bitcount), 1 );
}
#else
/* use the version that rounds up to 32 bits */
linesize = BITS_TO_BYTES( (unsigned long)(nWidthDest * bitcount), 1 );
#endif
num_strips.y = ((unsigned long)nHeightDest * linesize) / (16 * 1024);
num_strips.y++;
if( num_strips.x > nWidthSrc ) {
num_strips.x = nWidthSrc;
} else if( num_strips.x < nWidthSrc ) {
num_strips.x += num_strips.x % 2;
}
if( num_strips.y > nHeightSrc ) {
num_strips.y = nHeightSrc;
} else if( num_strips.y < nHeightSrc ) {
num_strips.y += num_strips.y % 2;
}
slines.x = nWidthSrc / num_strips.x;
dlines.x = ((unsigned long)slines.x * (unsigned long)nWidthDest) /
(unsigned long)nWidthSrc;
slines.y = nHeightSrc / num_strips.y;
dlines.y = ((unsigned long)slines.y * (unsigned long)nHeightDest) /
(unsigned long)nHeightSrc;
srcpres = _wpi_createcompatiblepres( hdcDest, Instance, &srcdc );
newbitmap = _wpi_createcompatiblebitmap( hdcDest, dlines.x, dlines.y );
oldbitmap = _wpi_selectobject( srcpres, newbitmap );
sw = slines.x;
dw = dlines.x;
for( x = 0; slines.x * x <= nWidthSrc; x++ ) {
if( slines.x * x + sw > nWidthSrc ) {
sw = nWidthSrc - x * slines.x;
dw = nWidthDest - x * dlines.x;
}
sh = slines.y;
dh = dlines.y;
for( y = 0; slines.y * y <= nHeightSrc; y++ ) {
if( slines.y * y + sh > nHeightSrc ) {
sh = nHeightSrc - y * slines.y;
dh = nHeightDest - y * dlines.y;
}
_wpi_stretchblt( srcpres, 0, 0, dw, dh, hdcSrc,
nXOriginSrc + slines.x * x, nYOriginSrc + slines.y * y,
sw, sh, fdwRop );
_wpi_bitblt( hdcDest, nXOriginDest + dlines.x * x,
nYOriginDest + dlines.y * y, dw, dh, srcpres, 0, 0, SRCCOPY );
}
}
_wpi_selectobject( srcpres, oldbitmap );
_wpi_deleteobject( newbitmap );
_wpi_deletecompatiblepres( srcpres, srcdc );
return( TRUE );
} /* IEStretchBlt */
/*
* SetColor - set the current colors
*/
void SetColor( int mousebutton, COLORREF color, COLORREF solid, wie_clrtype type )
{
HDC hdc;
WPI_PRES pres;
WPI_PRES mempres;
HBITMAP oldbitmap;
HPEN blackpen;
HPEN oldpen;
HBRUSH brush;
HBRUSH oldbrush;
int top;
int bottom;
blackpen = _wpi_createpen( PS_SOLID, 0, BLACK );
if( mousebutton == LMOUSEBUTTON ) {
lButton.color = color;
lButton.solid = solid;
lButton.type = type;
if( lButton.bitmap != NULL ) {
_wpi_deletebitmap( lButton.bitmap );
pres = _wpi_getpres( HWND_DESKTOP );
if( numberOfColors == 2 && type == NORMAL_CLR ) {
lButton.bitmap = _wpi_createbitmap( CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1,
1, 1, NULL );
} else {
lButton.bitmap = _wpi_createcompatiblebitmap( pres, CUR_SQR_SIZE + 1,
2 * CUR_SQR_SIZE + 1 );
}
mempres = _wpi_createcompatiblepres( pres, Instance, &hdc );
_wpi_torgbmode( mempres );
oldbitmap = _wpi_selectobject( mempres, lButton.bitmap );
_wpi_releasepres( HWND_DESKTOP, pres );
oldpen = _wpi_selectobject( mempres, blackpen );
brush = _wpi_createsolidbrush( solid );
oldbrush = _wpi_selectobject( mempres, brush );
top = _wpi_cvth_y( 0, currentHeight );
bottom = _wpi_cvth_y( CUR_SQR_SIZE + 1, currentHeight );
_wpi_rectangle( mempres, 0, top, CUR_SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( brush );
brush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, brush );
top = _wpi_cvth_y( CUR_SQR_SIZE, currentHeight );
bottom = _wpi_cvth_y( 2 * CUR_SQR_SIZE + 1, currentHeight );
_wpi_rectangle( mempres, 0, top, CUR_SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( brush );
_wpi_selectobject( mempres, oldbitmap );
_wpi_selectobject( mempres, oldpen );
_wpi_deletecompatiblepres( mempres, hdc );
}
} else {
rButton.color = color;
rButton.solid = solid;
rButton.type = type;
if( rButton.bitmap != NULL ) {
_wpi_deletebitmap( rButton.bitmap );
pres = _wpi_getpres( HWND_DESKTOP );
if( numberOfColors == 2 && type == NORMAL_CLR ) {
rButton.bitmap = _wpi_createbitmap( CUR_SQR_SIZE + 1, 2 * CUR_SQR_SIZE + 1,
1, 1, NULL );
} else {
rButton.bitmap = _wpi_createcompatiblebitmap( pres, CUR_SQR_SIZE + 1,
2 * CUR_SQR_SIZE + 1 );
}
mempres = _wpi_createcompatiblepres( pres, Instance, &hdc );
_wpi_torgbmode( mempres );
oldbitmap = _wpi_selectobject( mempres, rButton.bitmap );
_wpi_releasepres( HWND_DESKTOP, pres );
oldpen = _wpi_selectobject( mempres, blackpen );
brush = _wpi_createsolidbrush( solid );
oldbrush = _wpi_selectobject( mempres, brush );
top = _wpi_cvth_y( 0, currentHeight );
bottom = _wpi_cvth_y( CUR_SQR_SIZE + 1, currentHeight );
_wpi_rectangle( mempres, 0, top, CUR_SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( brush );
brush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, brush );
top = _wpi_cvth_y( CUR_SQR_SIZE, currentHeight );
bottom = _wpi_cvth_y( 2 * CUR_SQR_SIZE + 1, currentHeight );
_wpi_rectangle( mempres, 0, top, CUR_SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( brush );
_wpi_selectobject( mempres, oldbitmap );
_wpi_selectobject( mempres, oldpen );
_wpi_deletecompatiblepres( mempres, hdc );
}
}
_wpi_deleteobject( blackpen );
InvalidateRect( hCurrentWnd, NULL, TRUE );
} /* SetColor */
/*
* RotateImage - rotate the image either clockwise or counterclockwise
*/
void RotateImage( WORD whichway )
{
img_node *node;
HBITMAP rotxorbmp;
HBITMAP rotandbmp;
HCURSOR prevcursor;
int rotate_type;
WPI_RECT rotate_rect;
BOOL rectexists;
short new_width;
short new_height;
WPI_PRES pres;
node = GetCurrentNode();
if( node == NULL ) {
return;
}
prevcursor = _wpi_setcursor( _wpi_getsyscursor( IDC_WAIT ) );
PrintHintTextByID( WIE_ROTATINGIMAGE, NULL );
if( DoesRectExist( &rotate_rect ) ) {
rectexists = TRUE;
new_width = (short)_wpi_getheightrect( rotate_rect );
new_height = (short)_wpi_getwidthrect( rotate_rect );
} else {
rectexists = FALSE;
_wpi_setwrectvalues( &rotate_rect, 0, 0,
(IMGED_DIM)node->width, (IMGED_DIM)node->height );
new_width = node->height;
new_height = node->width;
}
if( node->bitcount == 1 ) {
rotxorbmp = _wpi_createbitmap( new_width, new_height, 1, 1, NULL );
} else {
#if 1
pres = _wpi_getpres( HWND_DESKTOP );
rotxorbmp = _wpi_createcompatiblebitmap( pres, new_width, new_height );
_wpi_releasepres( HWND_DESKTOP, pres );
#else
rotxorbmp = _wpi_createbitmap( new_width, new_height, ColorPlanes,
BitsPerPixel, NULL );
#endif
}
rotandbmp = _wpi_createbitmap( new_width, new_height, 1, 1, NULL );
rotateTheImage( node, whichway, &rotate_rect, rotxorbmp, rotandbmp );
rotate_type = GetRotateType();
if( rotate_type == SIMPLE_ROTATE ) {
simpleRotate( node, &rotate_rect, rotxorbmp, rotandbmp, rectexists );
} else if( rotate_type == CLIP_ROTATE ) {
clipIntoArea( node, &rotate_rect, rotxorbmp, rotandbmp );
} else {
stretchIntoArea( node, &rotate_rect, rotxorbmp, rotandbmp );
}
_wpi_deleteobject( rotxorbmp );
_wpi_deleteobject( rotandbmp );
if( whichway == IMGED_ROTATECC ) {
PrintHintTextByID( WIE_IMAGEROTATEDCCW, NULL );
} else {
PrintHintTextByID( WIE_IMAGEROTATEDCW, NULL );
}
_wpi_setcursor( prevcursor );
} /* RotateImage */
/*
* FlipImage - flip the image along either the x-axis or the y-axis
*/
void FlipImage( WORD whichway )
{
img_node *node;
short width;
short height;
short destwidth;
short destheight;
short new_left;
short new_top;
WPI_RECT dims;
HBITMAP xorflip;
HBITMAP oldflip;
HBITMAP oldbitmap;
HBITMAP andflip;
WPI_PRES pres;
WPI_PRES mempres;
HDC memdc;
WPI_PRES flippres;
HDC flipdc;
HCURSOR prevcursor;
IMGED_DIM bottom;
IMGED_DIM left;
IMGED_DIM right;
IMGED_DIM top;
node = GetCurrentNode();
if( node == NULL ) {
return;
}
PrintHintTextByID( WIE_FLIPPINGIMAGE, NULL );
prevcursor = _wpi_setcursor( _wpi_getsyscursor( IDC_WAIT ) );
if( !DoesRectExist( &dims ) ) {
_wpi_setwrectvalues( &dims, 0, 0, (IMGED_DIM)node->width, (IMGED_DIM)node->height );
}
width = (short)_wpi_getwidthrect( dims );
height = (short)_wpi_getheightrect( dims );
pres = _wpi_getpres( HWND_DESKTOP );
if( node->bitcount == 1 ) {
xorflip = _wpi_createbitmap( width, height, 1, 1, NULL );
} else {
#if 1
xorflip = _wpi_createcompatiblebitmap( pres, width, height );
#else
xorflip = _wpi_createbitmap( width, height, ColorPlanes, BitsPerPixel, NULL );
#endif
}
andflip = _wpi_createbitmap( width, height, 1, 1, NULL );
mempres = _wpi_createcompatiblepres( pres, Instance, &memdc );
flippres = _wpi_createcompatiblepres( pres, Instance, &flipdc );
_wpi_releasepres( HWND_DESKTOP, pres );
_wpi_getrectvalues( dims, &left, &top, &right, &bottom );
_wpi_preparemono( flippres, BLACK, WHITE );
oldbitmap = _wpi_selectobject( mempres, node->hxorbitmap );
oldflip = _wpi_selectobject( flippres, xorflip );
_wpi_bitblt( flippres, 0, 0, width, height, mempres, left, top, SRCCOPY );
_wpi_selectobject( mempres, oldbitmap );
_wpi_selectobject( flippres, oldflip );
oldbitmap = _wpi_selectobject( mempres, node->handbitmap );
oldflip = _wpi_selectobject( flippres, andflip );
_wpi_bitblt( flippres, 0, 0, width, height, mempres, left, top, SRCCOPY );
if( whichway == IMGED_FLIPVERT ) {
destwidth = -1 * width;
new_left = right - 1;
new_top = top;
destheight = height;
} else {
destwidth = width;
new_left = left;
new_top = bottom - 1;
destheight = -1 * height;
}
_wpi_stretchblt( mempres, new_left, new_top, destwidth, destheight,
flippres, 0, 0, width, height, SRCCOPY );
_wpi_selectobject( mempres, oldbitmap );
oldbitmap = _wpi_selectobject( mempres, node->hxorbitmap );
_wpi_selectobject( flippres, oldflip );
oldflip = _wpi_selectobject( flippres, xorflip );
_wpi_stretchblt( mempres, new_left, new_top, destwidth, destheight,
flippres, 0, 0, width, height, SRCCOPY );
_wpi_selectobject( mempres, oldbitmap );
_wpi_selectobject( flippres, oldflip );
_wpi_deleteobject( xorflip );
_wpi_deleteobject( andflip );
_wpi_deletecompatiblepres( mempres, memdc );
_wpi_deletecompatiblepres( flippres, flipdc );
InvalidateRect( node->viewhwnd, NULL, TRUE );
if( !DoKeepRect() ) {
SetRectExists( FALSE );
}
RecordImage( node->hwnd );
BlowupImage( node->hwnd, NULL );
if( whichway == IMGED_FLIPHORZ ) {
PrintHintTextByID( WIE_IMAGEREFLECTEDH, NULL );
} else {
PrintHintTextByID( WIE_IMAGEREFLECTEDV, NULL );
}
_wpi_setcursor( prevcursor );
} /* FlipImage */
/*
* copyImageToClipboard - copies the image to the clipboard
*/
static void copyImageToClipboard( short width, short height, img_node *node )
{
HMENU hmenu;
WPI_PRES pres;
WPI_PRES mempres;
HDC memdc;
WPI_PRES clippres;
HDC clipdc;
HBITMAP hbitmap;
HBITMAP oldbitmap;
HBITMAP oldclipbitmap;
HBITMAP viewbitmap;
WPI_RECTDIM left;
WPI_RECTDIM top;
WPI_RECTDIM right;
WPI_RECTDIM bottom;
int clip_width, clip_height;
CleanupClipboard();
pres = _wpi_getpres( node->viewhwnd );
mempres = _wpi_createcompatiblepres( pres, Instance, &memdc );
clippres = _wpi_createcompatiblepres( pres, Instance, &clipdc );
hbitmap = _wpi_createcompatiblebitmap( pres, width, height );
viewbitmap = CreateViewBitmap( node );
oldbitmap = _wpi_selectbitmap( mempres, viewbitmap );
oldclipbitmap = _wpi_selectbitmap( clippres, hbitmap );
clip_width = _wpi_getwidthrect( clipRect.rect );
clip_height = _wpi_getheightrect( clipRect.rect );
/*
* use getwrectvalues because we want top and left to be our origins
* (i.e. in PM the origin is the bottom)
*/
_wpi_getwrectvalues( clipRect.rect, &left, &top, &right, &bottom );
_wpi_bitblt( clippres, 0, 0, width, height, mempres, left, top, SRCCOPY );
_wpi_openclipboard( Instance, HMainWindow );
_wpi_emptyclipboard( Instance );
_wpi_setclipboarddata( Instance, CF_BITMAP, hbitmap, TRUE );
_wpi_closeclipboard( Instance );
_wpi_getoldbitmap( clippres, oldclipbitmap );
_wpi_deletecompatiblepres( clippres, clipdc );
clippres = _wpi_createcompatiblepres( pres, Instance, &clipdc );
hXorClipped = _wpi_createcompatiblebitmap( pres, width, height );
_wpi_getoldbitmap( mempres, oldbitmap );
oldbitmap = _wpi_selectbitmap( mempres, node->hxorbitmap );
oldclipbitmap = _wpi_selectbitmap( clippres, hXorClipped );
_wpi_bitblt( clippres, 0, 0, width, height, mempres, left, top, SRCCOPY );
_wpi_getoldbitmap( mempres, oldbitmap );
_wpi_getoldbitmap( clippres, oldclipbitmap );
hAndClipped = _wpi_createcompatiblebitmap( pres, width, height );
oldbitmap = _wpi_selectbitmap( mempres, node->handbitmap );
oldclipbitmap = _wpi_selectbitmap( clippres, hAndClipped );
_wpi_bitblt( clippres, 0, 0, width, height, mempres, left, top, SRCCOPY );
_wpi_getoldbitmap( mempres, oldbitmap );
_wpi_getoldbitmap( clippres, oldclipbitmap );
_wpi_deletecompatiblepres( mempres, memdc );
_wpi_deletecompatiblepres( clippres, clipdc );
_wpi_deletebitmap( viewbitmap );
_wpi_releasepres( node->viewhwnd, pres );
hmenu = GetMenu( _wpi_getframe( HMainWindow ) );
_wpi_enablemenuitem( hmenu, IMGED_PASTE, TRUE, FALSE );
} /* copyImageToClipboard */
/*
* InitPaletteBitmaps - initialize the available color bitmaps
*/
void InitPaletteBitmaps( HWND hwnd, HBITMAP *colorbitmap, HBITMAP *monobitmap )
{
WPI_PRES pres;
WPI_PRES mempres;
HDC hdc;
HBITMAP oldbitmap;
COLORREF color;
int i;
int left_sqr;
HBRUSH colorbrush;
HBRUSH oldbrush;
HPEN blackpen;
HPEN oldpen;
int top;
int bottom;
int height;
pres = _wpi_getpres( hwnd );
*colorbitmap = _wpi_createcompatiblebitmap( pres, CUR_BMP_WIDTH, CUR_BMP_HEIGHT );
*monobitmap = _wpi_createbitmap( CUR_BMP_WIDTH, CUR_BMP_HEIGHT, 1, 1, NULL );
mempres = _wpi_createcompatiblepres( pres, Instance, &hdc );
_wpi_releasepres( hwnd, pres );
_wpi_torgbmode( mempres );
blackpen = _wpi_createpen( PS_SOLID, 0, BLACK );
oldpen = _wpi_selectobject( mempres, blackpen );
oldbitmap = _wpi_selectobject( mempres, *colorbitmap );
/*
* PM NOTE: All box coordinates are relative to the window's origin
* of top left. So we convert the height for PM.
*/
left_sqr = 0;
height = 2 * SQR_SIZE + 1;
for( i = 0; i < PALETTE_SIZE; i += 2 ) {
color = RGB( palette[COLOR_16][i].rgbRed, palette[COLOR_16][i].rgbGreen,
palette[COLOR_16][i].rgbBlue );
colorbrush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, colorbrush );
top = _wpi_cvth_y( 0, height );
bottom = _wpi_cvth_y( SQR_SIZE + 1, height );
_wpi_rectangle( mempres, left_sqr, top, left_sqr + SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( colorbrush );
color = RGB( palette[COLOR_16][i + 1].rgbRed, palette[COLOR_16][i + 1].rgbGreen,
palette[COLOR_16][i + 1].rgbBlue );
colorbrush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, colorbrush );
top = _wpi_cvth_y( SQR_SIZE, height );
bottom = _wpi_cvth_y( 2 * SQR_SIZE + 1, height );
_wpi_rectangle( mempres, left_sqr, top, left_sqr + SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( colorbrush );
left_sqr += SQR_SIZE;
}
_wpi_selectobject( mempres, oldbitmap );
oldbitmap = _wpi_selectobject( mempres, *monobitmap );
left_sqr = 0;
for( i = 0; i < PALETTE_SIZE; i += 2 ) {
color = RGB( palette[COLOR_2][i].rgbRed, palette[COLOR_2][i].rgbGreen,
palette[COLOR_2][i].rgbBlue );
colorbrush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, colorbrush );
top = _wpi_cvth_y( 0, height );
bottom = _wpi_cvth_y( SQR_SIZE + 1, height );
_wpi_rectangle( mempres, left_sqr, top, left_sqr + SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( colorbrush );
color = RGB( palette[COLOR_2][i + 1].rgbRed, palette[COLOR_2][i + 1].rgbGreen,
palette[COLOR_2][i + 1].rgbBlue );
colorbrush = _wpi_createsolidbrush( color );
oldbrush = _wpi_selectobject( mempres, colorbrush );
top = _wpi_cvth_y( SQR_SIZE, height );
bottom = _wpi_cvth_y( 2 * SQR_SIZE + 1, height );
_wpi_rectangle( mempres, left_sqr, top, left_sqr + SQR_SIZE + 1, bottom );
_wpi_selectobject( mempres, oldbrush );
_wpi_deleteobject( colorbrush );
left_sqr += SQR_SIZE;
}
_wpi_selectobject( mempres, oldbitmap );
_wpi_selectobject( mempres, oldpen );
_wpi_deletecompatiblepres( mempres, hdc );
_wpi_deleteobject( blackpen );
} /* InitPaletteBitmaps */
