/*
* RedrawPrevClip - redraw the area if a region has been selected and copied to the
* clipboard OR if a region has been selected and then another is
* selected (without a cut or copy in between)
* - the hwnd parameter indicates which window to draw the clip rect on
* - if the hwnd does not match the one associated with clipRect, we return
*/
void RedrawPrevClip( HWND hwnd )
{
WPI_POINT pointsize;
int prevROP2;
HBRUSH blackbrush;
HBRUSH oldbrush;
HPEN whitepen;
HPEN oldpen;
WPI_PRES pres;
WPI_RECTDIM left;
WPI_RECTDIM top;
WPI_RECTDIM right;
WPI_RECTDIM bottom;
img_node *node;
if( !fEnableCutCopy || !_wpi_iswindow( Instance, hwnd ) || clipRect.hwnd != hwnd ) {
return;
}
pointsize = GetPointSize( hwnd );
pres = _wpi_getpres( hwnd );
_wpi_torgbmode( pres );
prevROP2 = _wpi_setrop2( pres, R2_XORPEN );
blackbrush = _wpi_createsolidbrush( BLACK );
oldbrush = _wpi_selectobject( pres, blackbrush );
whitepen = _wpi_createpen( PS_SOLID, 0, WHITE );
oldpen = _wpi_selectobject( pres, whitepen );
_wpi_getrectvalues( clipRect.rect, &left, &top, &right, &bottom );
node = SelectImage( hwnd );
#ifdef __OS2_PM__
_wpi_rectangle( pres, left * pointsize.x + 1, bottom * pointsize.y + 1,
right * pointsize.x, top * pointsize.y );
#else
_wpi_rectangle( pres, left * pointsize.x, top * pointsize.y,
right * pointsize.x, bottom * pointsize.y );
#endif
_wpi_selectobject( pres, oldpen );
_wpi_selectobject( pres, oldbrush );
_wpi_setrop2( pres, prevROP2 );
_wpi_releasepres( hwnd, pres );
_wpi_deleteobject( whitepen );
_wpi_deleteobject( blackbrush );
} /* RedrawPrevClip */
/*
* OutlineLine - outline the line before it is drawn
*/
void OutlineLine( HWND hwnd, WPI_POINT *start_pt, WPI_POINT *end_pt,
WPI_POINT *prev_pt, BOOL firsttime )
{
WPI_POINT startpt;
WPI_POINT endpt;
WPI_POINT prevpt;
int prevROP2;
HPEN holdpen;
HPEN hwhitepen;
WPI_PRES pres;
CheckBounds( hwnd, start_pt );
CheckBounds( hwnd, end_pt );
startpt.x = MAKELOGPTX( start_pt->x ) + pointSize.x / 2;
startpt.y = MAKELOGPTY( start_pt->y ) + pointSize.y / 2;
endpt.x = MAKELOGPTX( end_pt->x ) + pointSize.x / 2;
endpt.y = MAKELOGPTY( end_pt->y ) + pointSize.y / 2;
pres = _wpi_getpres( hwnd );
_wpi_torgbmode( pres );
hwhitepen = _wpi_createpen( PS_SOLID, 0, WHITE );
holdpen = _wpi_selectobject( pres, hwhitepen );
prevROP2 = _wpi_setrop2( pres, R2_XORPEN );
if( !firsttime ) {
CheckBounds( hwnd, prev_pt );
prevpt.x = MAKELOGPTX( prev_pt->x ) + pointSize.x / 2;
prevpt.y = MAKELOGPTY( prev_pt->y ) + pointSize.y / 2;
_wpi_movetoex( pres, &startpt, NULL );
_wpi_lineto( pres, &prevpt );
}
_wpi_movetoex( pres, &startpt, NULL );
_wpi_lineto( pres, &endpt );
_wpi_setrop2( pres, prevROP2 );
_wpi_selectobject( pres, holdpen );
_wpi_deleteobject( hwhitepen );
_wpi_releasepres( hwnd, pres );
} /* OutlineLine */
/*
* DragClipBitmap - routine to show the clipped bitmap
*/
void DragClipBitmap( HWND hwnd, WPI_POINT *newpt, WPI_POINT pointsize )
{
int prevROP2;
HBRUSH hbrush;
HBRUSH holdbrush;
HPEN hwhitepen;
HPEN holdpen;
WPI_PRES pres;
pres = _wpi_getpres( hwnd );
if( pres == (HDC)NULL ) {
return;
}
prevROP2 = _wpi_setrop2( pres, R2_XORPEN );
hbrush = _wpi_createsolidbrush( CLR_BLACK );
holdbrush = _wpi_selectobject( pres, hbrush );
hwhitepen = _wpi_createpen( PS_SOLID, 0, CLR_WHITE );
holdpen = _wpi_selectobject( pres, hwhitepen );
if( !firstTime ) {
_wpi_rectangle( pres, prevPoint.x * pointsize.x, prevPoint.y * pointsize.y,
prevPoint.x * pointsize.x + dragWidth,
prevPoint.y * pointsize.y + dragHeight );
}
_wpi_rectangle( pres, newpt->x * pointsize.x, newpt->y * pointsize.y,
newpt->x * pointsize.x + dragWidth,
newpt->y * pointsize.y + dragHeight );
_wpi_selectobject( pres, holdpen );
_wpi_selectobject( pres, holdbrush );
_wpi_deleteobject( hwhitepen );
_wpi_deleteobject( hbrush );
_wpi_setrop2( pres, prevROP2 );
_wpi_releasepres( hwnd, pres );
memcpy( &prevPoint, newpt, sizeof( WPI_POINT ) );
firstTime = false;
} /* DragClipBitmap */
/*
* OutlineRectangle - outline a rectangle with the XOR pen
*/
void OutlineRectangle( bool firsttime, WPI_PRES pres, WPI_RECT *prevrc, WPI_RECT *newrc )
{
int prevrop2;
HBRUSH holdbrush;
HBRUSH nullbrush;
HPEN holdpen;
HPEN whitepen;
int left, top, right, bottom;
_wpi_torgbmode( pres );
nullbrush = _wpi_createnullbrush();
whitepen = _wpi_createpen( PS_SOLID, 0, WHITE );
holdbrush = _wpi_selectobject( pres, nullbrush );
holdpen = _wpi_selectobject( pres, whitepen );
prevrop2 = _wpi_setrop2( pres, R2_XORPEN );
if( !firsttime ) {
_wpi_getintrectvalues( *prevrc, &left, &top, &right, &bottom );
/*
* In this case don't call _wpi_convertheight because of the
* way the rectangle values are set in iedraw.c
*/
_wpi_rectangle( pres, left, top, right, bottom );
}
_wpi_getintrectvalues( *newrc, &left, &top, &right, &bottom );
_wpi_rectangle( pres, left, top, right, bottom );
_wpi_selectobject( pres, holdbrush );
_wpi_selectobject( pres, holdpen );
_wpi_setrop2( pres, prevrop2 );
_wpi_deleteobject( whitepen );
_wpi_deletenullbrush( nullbrush );
} /* OutlineRectangle */
/*
* OutlineRegion - displays the potential region (rectangle or ellipse)
* on the draw area.
*/
void OutlineRegion( HWND hwnd, WPI_POINT *start_pt, WPI_POINT *end_pt,
WPI_POINT *prev_pt, BOOL firsttime )
{
WPI_POINT topleft;
WPI_POINT bottomright;
WPI_POINT prevtl; // previous top left point
WPI_POINT prevbr; // previous bottom right point
int prevROP2;
HBRUSH hbrush;
HBRUSH holdbrush;
HPEN hwhitepen;
HPEN holdpen;
int temp;
WPI_PRES pres;
CheckBounds( hwnd, start_pt );
CheckBounds( hwnd, end_pt );
CheckBounds( hwnd, prev_pt );
_wpi_setpoint(&topleft, MAKELOGPTX(start_pt->x), MAKELOGPTY(start_pt->y));
_wpi_setpoint(&bottomright, MAKELOGPTX(end_pt->x), MAKELOGPTY(end_pt->y));
if (topleft.x > bottomright.x) {
temp = (short)bottomright.x;
bottomright.x = topleft.x + pointSize.x;
topleft.x = temp;
} else {
bottomright.x += pointSize.x;
}
if (topleft.y > bottomright.y) {
temp = (int)bottomright.y;
bottomright.y = topleft.y + pointSize.y;
topleft.y = temp;
} else {
bottomright.y += pointSize.y;
}
prevtl.x = MAKELOGPTX( start_pt->x );
prevtl.y = MAKELOGPTY( start_pt->y );
prevbr.x = MAKELOGPTX( prev_pt->x );
prevbr.y = MAKELOGPTY( prev_pt->y );
if (prevtl.x > prevbr.x) {
temp = (int)prevbr.x;
prevbr.x = prevtl.x + pointSize.x;
prevtl.x = temp;
} else {
prevbr.x += pointSize.x;
}
if (prevtl.y > prevbr.y) {
temp = (int)prevbr.y;
prevbr.y = prevtl.y + pointSize.y;
prevtl.y = temp;
} else {
prevbr.y += pointSize.y;
}
++prevtl.x;
++prevtl.y;
++topleft.x;
++topleft.y;
pres = _wpi_getpres( hwnd );
_wpi_torgbmode( pres );
prevROP2 = _wpi_setrop2( pres, R2_XORPEN );
hbrush = _wpi_createsolidbrush( BLACK );
hwhitepen = _wpi_createpen( PS_SOLID, 0, WHITE );
holdbrush = _wpi_selectobject( pres, hbrush );
holdpen = _wpi_selectobject( pres, hwhitepen );
if (!firsttime) {
if ((toolType == IMGED_CIRCLEO) || (toolType == IMGED_CIRCLEF)) {
_wpi_ellipse( pres, prevtl.x, prevtl.y, prevbr.x, prevbr.y );
} else {
_wpi_rectangle( pres, prevtl.x, prevtl.y, prevbr.x, prevbr.y );
}
}
if ((toolType == IMGED_CIRCLEO) || (toolType == IMGED_CIRCLEF)) {
_wpi_ellipse( pres, topleft.x, topleft.y, bottomright.x, bottomright.y );
} else {
_wpi_rectangle( pres, topleft.x, topleft.y, bottomright.x, bottomright.y );
}
_wpi_selectobject( pres, holdpen );
_wpi_selectobject( pres, holdbrush );
_wpi_deleteobject( hwhitepen );
_wpi_deleteobject( hbrush );
_wpi_setrop2( pres, prevROP2 );
_wpi_releasepres( hwnd, pres );
} /* OutlineRegion */
void GUIDrawTextBitmapRGB( gui_window *wnd, const char *text,
size_t length, int height, gui_coord *pos,
WPI_COLOUR fore, WPI_COLOUR back, gui_ord extentx,
bool draw_extent, int bitmap )
{
int nDrawX, nDrawY;
UINT lenx;
HBRUSH brush;
HBRUSH old_brush;
HPEN pen;
HPEN old_pen;
int old_rop;
size_t num_chars;
WPI_RECT rect;
gui_coord indent;
int hscroll_pos;
gui_coord extent;
WPI_COLOUR colour;
GUI_RECTDIM left, top, right, bottom;
GUI_RECTDIM paint_left, paint_top, paint_right, paint_bottom;
WPI_RECT paint_rect;
WPI_RECT draw_rect;
//draw_cache dcache;
if( ( wnd->hdc == NULLHANDLE ) || ( wnd->ps == NULL ) ||
( ( text == NULL ) && ( bitmap == 0 ) ) ||
( ( bitmap != 0 ) && ( height == 0 ) ) ) {
return;
}
old_rop = 0;
old_brush = (HBRUSH)NULL;
brush = (HBRUSH)NULL;
old_pen = (HPEN)NULL;
pen = (HPEN)NULL;
GUIGetMetrics( wnd );
if( !bitmap ) {
height = AVGYCHAR(GUItm);
}
rect = wnd->hwnd_client;
_wpi_getrectvalues( rect, &left, &top, &right, &bottom);
_wpi_getpaintrect( wnd->ps, &paint_rect );
_wpi_getwrectvalues( paint_rect, &paint_left, &paint_top, &paint_right,
&paint_bottom );
top = paint_top / height * height;
bottom = ( paint_bottom + height - 1) / height * height;
if( GUI_DO_HSCROLL( wnd ) ) {
hscroll_pos = GUIGetScrollPos( wnd, SB_HORZ );
} else {
hscroll_pos = 0;
}
if( bitmap == 0 ) {
num_chars = strlen( text );
if( num_chars > length ) {
num_chars = length;
}
}
indent.x = pos->x;
indent.y = pos->y;
GUIScaleToScreenR( &indent );
nDrawY = indent.y;
if( GUI_DO_VSCROLL( wnd ) ) {
nDrawY -= GUIGetScrollPos( wnd, SB_VERT );
}
nDrawX = left;
nDrawX += ( indent.x - hscroll_pos );
if( bitmap > 0 ) {
lenx = length ;
} else {
lenx = GUIGetTextExtentX( wnd, text, num_chars );
}
if( draw_extent ) {
/* blanks out some portion of rest of the line */
if( extentx != GUI_NO_COLUMN ) {
extent.x = extentx;
GUIScaleToScreen( &extent );
right = nDrawX + extent.x;
}
} else {
right = nDrawX + lenx;
}
nDrawY = _wpi_cvth_y_size( nDrawY, _wpi_getheightrect(wnd->hwnd_client), height );
_wpi_setrectvalues( &draw_rect, nDrawX, nDrawY, right, nDrawY+height );
if( GUIIsRectInUpdateRect( wnd, &draw_rect ) ) {
colour = _wpi_getnearestcolor( wnd->hdc, back );
brush = _wpi_createsolidbrush( colour );
pen = _wpi_createpen( PS_SOLID, 1, colour );
if( pen == NULLHANDLE ) {
GUIError(LIT( Pen_Failed ));
}
old_brush = _wpi_selectbrush( wnd->hdc, brush );
old_pen = _wpi_selectpen( wnd->hdc, pen );
#ifdef __OS2_PM__
_wpi_rectangle( wnd->hdc, nDrawX, nDrawY+1, right, nDrawY + height - 1 );
#else
_wpi_rectangle( wnd->hdc, nDrawX, nDrawY, right, nDrawY + height);
#endif
/* if visible even with scrolling */
if( nDrawX < ( paint_right + hscroll_pos ) ) {
if( bitmap > 0 ) {
GUIDrawBitmap( bitmap, wnd->hdc, nDrawX, nDrawY, colour);
} else {
#ifdef __OS2_PM__
nDrawY += _wpi_metricdescent( GUItm );
#endif
old_rop = _wpi_setrop2( wnd->hdc, R2_COPYPEN );
SetText( wnd, fore, back );
_wpi_textout( wnd->hdc, nDrawX, nDrawY, text, num_chars );
}
}
/* restore old resources */
if( old_rop != 0 ) {
_wpi_setrop2( wnd->hdc, old_rop );
}
if( old_brush != (HBRUSH)NULL ) {
_wpi_getoldbrush( wnd->hdc, old_brush );
}
if( brush != (HBRUSH)NULL ) {
_wpi_deletebrush( brush );
}
if( old_pen != (HPEN)NULL ) {
_wpi_getoldpen( wnd->hdc, old_pen );
}
if( pen != (HPEN)NULL ) {
_wpi_deletepen( pen );
}
}
}
