/*
* MakeBitmap - Makes the bitmap
*/
void MakeBitmap( img_node *node, BOOL isnew )
{
HDC hdc;
WPI_PRES pres;
WPI_PRES mempres;
HBITMAP oldbitmap;
if (isnew) {
InitXorAndBitmaps( node );
} else {
/*
* The AND bitmap won't really get used, but it should be around
* since some functions are generic (ie for all image types) and
* hence assume an AND bitmap exists.
*/
pres = _wpi_getpres( HWND_DESKTOP );
mempres = _wpi_createcompatiblepres( pres, Instance, &hdc );
node->handbitmap = _wpi_createbitmap(node->width, node->height, 1, 1, NULL );
_wpi_releasepres( HWND_DESKTOP, pres );
_wpi_torgbmode( mempres );
oldbitmap = _wpi_selectobject( mempres, node->handbitmap );
_wpi_patblt( mempres, 0, 0, node->width, node->height, BLACKNESS );
_wpi_selectobject( mempres, oldbitmap );
_wpi_deletecompatiblepres( mempres, hdc );
}
DisplayImageText( node );
} /* MakeBitmap */
/*
* SelectIcon - Sets the current icon
*/
void SelectIcon( short index )
{
img_node *node;
if (activeImage->imgtype != ICON_IMG) {
WImgEditError( WIE_ERR_BAD_IMAGE_TYPE, NULL );
return;
}
node = GetNthIcon( activeImage->hwnd, index );
if (node) {
SelIconUndoStack( activeImage->hwnd, index );
ResetDrawArea( node );
RePositionViewWnd( node );
SetNumColours( 1<<(node->bitcount) );
SetMenus( node );
} else {
WImgEditError( WIE_ERR_BAD_SELECTION, NULL );
return;
}
activeImage = node;
DisplayImageText( activeImage );
} /* SelectIcon */
/*
* MakeIcon - Creates the AND and XOR bitmaps and draws the icon (or cursor).
*/
void MakeIcon( img_node *node, BOOL isnew )
{
if (!isnew) {
activeImage = node;
} else {
InitXorAndBitmaps( node );
}
DisplayImageText( node );
} /* MakeIcon */
/*
* FocusOnImage - Selects one of the mdi children.
*/
void FocusOnImage( HWND hwnd )
{
char current_file[ _MAX_PATH ];
char *text;
if (activeImage) {
RedrawPrevClip(activeImage->hwnd);
SetRectExists( FALSE );
}
activeImage = SelectImage( hwnd );
if (!activeImage) {
WImgEditError( WIE_ERR_BAD_HWND, WIE_INTERNAL_001 );
return;
}
ResetViewWindow( activeImage->viewhwnd );
CreateDrawnImage( activeImage );
SetMenus( activeImage );
SetNumColours( 1<<(activeImage->bitcount) );
SetHotSpot( activeImage );
DisplayImageText( activeImage );
CheckForUndo( activeImage );
GetFnameFromPath( activeImage->fname, current_file );
text = (char *)
MemAlloc( strlen( IEAppTitle ) + strlen( current_file ) + 3 + 1 );
if( text ) {
strcpy( text, IEAppTitle );
strcat( text, " - " );
strcat( text, current_file );
_wpi_setwindowtext( _wpi_getframe(HMainWindow), text );
MemFree( text );
}
#ifndef __OS2_PM__
RedrawWindow( hwnd, NULL, NULL, RDW_UPDATENOW );
#endif
} /* FocusOnImage */
/*
* ChangeImageSize - changes the size of the current image being edited
*/
void ChangeImageSize( void )
{
img_node *node;
WPI_DLGPROC dlgproc;
WPI_DLGRESULT button_type;
img_node new_node;
WPI_PRES pres;
HDC srcdc;
WPI_PRES srcpres;
HDC destdc;
WPI_PRES destpres;
HBITMAP oldsrc;
HBITMAP olddest;
int retcode;
WPI_PARAM2 lparam;
WPI_RECT rc;
short new_width;
short new_height;
int y_src;
int y_dest;
char *title;
char *text;
node = GetCurrentNode();
if( node == NULL ) {
return;
}
if( node->imgtype != BITMAP_IMG ) {
return;
}
imgHeight = node->height;
imgWidth = node->width;
dlgproc = _wpi_makedlgprocinstance( ChangeSizeDlgProc, Instance );
button_type = _wpi_dialogbox( HMainWindow, dlgproc, Instance, IMAGESIZE, 0L );
_wpi_freedlgprocinstance( dlgproc );
if( button_type == DLGID_CANCEL ) {
return;
}
if( imgWidth == node->width && imgHeight == node->height ) {
PrintHintTextByID( WIE_IMAGESIZEUNCHANGED, NULL );
return;
}
title = IEAllocRCString( WIE_INFORMATIONTEXT );
text = IEAllocRCString( WIE_RESETUNDOSTACKWARNING );
retcode = _wpi_messagebox( HMainWindow, text, title, MB_YESNO | MB_ICONINFORMATION );
if( text != NULL ) {
IEFreeRCString( text );
}
if( title != NULL ) {
IEFreeRCString( title );
}
if( retcode == WPI_IDNO ) {
return;
}
new_node.width = (short)imgWidth;
new_node.height = (short)imgHeight;
new_node.bitcount = node->bitcount;
new_node.imgtype = BITMAP_IMG;
MakeBitmap( &new_node, TRUE );
pres = _wpi_getpres( HWND_DESKTOP );
srcpres = _wpi_createcompatiblepres( pres, Instance, &srcdc );
destpres = _wpi_createcompatiblepres( pres, Instance, &destdc );
_wpi_releasepres( HWND_DESKTOP, pres );
oldsrc = _wpi_selectbitmap( srcpres, node->hxorbitmap );
olddest = _wpi_selectbitmap( destpres, new_node.hxorbitmap );
if( stretchImage ) {
_wpi_stretchblt( destpres, 0, 0, imgWidth, imgHeight,
srcpres, 0, 0, node->width, node->height, SRCCOPY );
} else {
#ifdef __OS2_PM__
y_src = node->height - imgHeight;
if( y_src < 0 ) {
y_src = 0;
y_dest = imgHeight - node->height;
} else {
y_dest = 0;
}
#else
y_src = 0;
y_dest = 0;
#endif
_wpi_bitblt( destpres, 0, y_dest, node->width, node->height,
srcpres, 0, y_src, SRCCOPY );
}
_wpi_getoldbitmap( srcpres, oldsrc );
oldsrc = _wpi_selectbitmap( srcpres, node->handbitmap );
_wpi_getoldbitmap( destpres, olddest );
olddest = _wpi_selectbitmap( destpres, new_node.handbitmap );
if( stretchImage ) {
_wpi_stretchblt( destpres, 0, 0, imgWidth, imgHeight,
srcpres, 0, 0, node->width, node->height, SRCCOPY );
} else {
_wpi_bitblt( destpres, 0, 0, node->width, node->height, srcpres, 0, 0, SRCCOPY );
}
_wpi_getoldbitmap( srcpres, oldsrc );
_wpi_getoldbitmap( destpres, olddest );
_wpi_deletebitmap( node->hxorbitmap );
_wpi_deletebitmap( node->handbitmap );
_wpi_deletecompatiblepres( srcpres, srcdc );
_wpi_deletecompatiblepres( destpres, destdc );
node->hxorbitmap = new_node.hxorbitmap;
node->handbitmap = new_node.handbitmap;
node->width = (short)imgWidth;
node->height = (short)imgHeight;
SetIsSaved( node->hwnd, FALSE );
ResetUndoStack( node );
RePositionViewWnd( node );
_wpi_getclientrect( node->hwnd, &rc );
new_width = (short)_wpi_getwidthrect( rc );
new_height = (short)_wpi_getheightrect( rc );
lparam = WPI_MAKEP2( new_width, new_height );
ResizeChild( lparam, node->hwnd, false );
DisplayImageText( node );
WriteSetSizeText( WIE_NEWIMAGESIZE, imgWidth, imgHeight );
} /* ChangeImageSize */
