bool GetControlExtent( gui_window * wnd, unsigned id, const char *text, size_t length, gui_coord *coord )
{
int my_length;
WPI_PRES dc;
WPI_FONT old;
WPI_FONT first;
HWND hwnd;
if( text && GetControlInfo( wnd, id, &hwnd, &dc ) ) {
my_length = strlen( text );
if( length != (size_t)-1 ) {
if( my_length > length ) {
my_length = length;
}
}
if( wnd->font != NULL ) {
old = _wpi_selectfont( dc, wnd->font );
} else {
old = NULL;
}
_wpi_gettextextent( dc, text, my_length, &coord->x, &coord->y );
if( old != NULL ) {
first = _wpi_selectfont( dc, old );
}
_wpi_releasepres( hwnd, dc );
GUIScreenToScaleR( coord );
return( true );
}
return( false );
}
static void textdim(
/******************/
char *text_line,
text_def *text,
int *width,
int *height
) {
WPI_FONT font_hld;
WPI_FONT old_font;
if( text_line == NULL ) {
text_line = Dummy_text;
}
font_hld = _wtextinit( text );
old_font = _wpi_selectfont( Win_dc, font_hld );
_wpi_gettextextent( Win_dc, text_line, strlen( text_line ), width, height );
_wpi_getoldfont( Win_dc, old_font );
_wtextdone( font_hld );
}
/*
* initPRES - initialize our presentation space for drawing text
*/
static bool initPRES( statwnd *sw, WPI_PRES pres )
{
if( sw->sectionDataFont == NULL ) {
return( false );
}
#ifdef __NT__
oldFont = _wpi_selectfont( pres, systemDataFont );
#else
oldFont = _wpi_selectfont( pres, sw->sectionDataFont );
#endif
oldBrush = _wpi_selectbrush( pres, brushButtonFace );
oldBkColor = _wpi_getbackcolour( pres );
_wpi_setbackcolour( pres, colorButtonFace );
#ifdef __OS2_PM__
GpiSetBackMix( pres, BM_OVERPAINT );
#else
oldTextColor = GetTextColor( pres );
SetTextColor( pres, colorTextFace );
#endif
return( true );
} /* initPRES */
static void textdim_font(
/***********************/
char *text_line,
WPI_FONT font_hld,
int *width,
int *height
) {
WPI_FONT old_font;
if( text_line == NULL ) {
text_line = Dummy_text;
}
font_hld = font_hld; // unused in Windows
old_font = _wpi_selectfont( Win_dc, font_hld );
_wpi_gettextextent( Win_dc, text_line, strlen( text_line ), width, height );
_wpi_getoldfont( Win_dc, old_font );
}
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 );
}
void _wtextout(
/*************/
char *text,
float x,
float y,
int hor_align,
int ver_align,
void *wfont
) {
WORD horiz_flags;
WORD vert_flags;
WPI_FONT old_font;
int dx;
int dy;
WPI_TEXTMETRIC font_info;
int len;
int bk_mode;
int px1;
int py1;
int px2;
int py2;
int width;
int height;
WPI_FONT font;
font = (WPI_FONT) wfont;
bk_mode = _wpi_getbackmode( Win_dc );
_wpi_setbackmode( Win_dc, TRANSPARENT );
len = strlen( text );
convert_pt( x, y, &dx, &dy );
old_font = _wpi_selectfont( Win_dc, font );
if( Text_path == TEXT_VERTICAL ) {
_wpi_gettextmetrics( Win_dc, &font_info );
width = _wpi_metricmaxcharwidth( font_info );
height = len * _wpi_metricheight( font_info );
} else {
_wpi_gettextextent( Win_dc, text, len, &width, &height );
}
px1 = px2 = dx;
py1 = py2 = dy;
switch( hor_align ) {
case TEXT_H_LEFT:
horiz_flags = TA_LEFT;
px2 += width;
break;
case TEXT_H_CENTER:
horiz_flags = TA_CENTER;
px1 -= width / 2;
px2 += width / 2;
break;
case TEXT_H_RIGHT:
horiz_flags = TA_RIGHT;
px2 -= width;
break;
}
switch( ver_align ) {
case TEXT_V_TOP:
py2 += height * WPI_VERT_MULT;
break;
case TEXT_V_CENTER:
py1 -= height / 2 * WPI_VERT_MULT;
py2 += height / 2 * WPI_VERT_MULT;
break;
case TEXT_V_BOTTOM:
py2 -= height * WPI_VERT_MULT;
break;
}
rgn_rectangle( px1, py1, px2, py2 );
if( Text_path == TEXT_HORIZONTAL ) {
/* normal right path */
switch( ver_align ) {
case TEXT_V_TOP:
#ifdef PLAT_OS2
/* OS/2 has problems with TA_LEFT && TA_TOP aligned text */
/* This is a messy solution until we actually figure out */
/* what the problem is. */
vert_flags = TA_BOTTOM;
_wpi_gettextmetrics( Win_dc, &font_info );
dy += _wpi_metricheight( font_info ) * WPI_VERT_MULT;
#else
vert_flags = TA_TOP;
#endif
break;
case TEXT_V_CENTER:
#ifdef PLAT_OS2
vert_flags = TA_HALF;
#else
/* OS/2 has a much cleverer way of doing this */
/* but Windows apparently doesn't */
vert_flags = TA_TOP;
_wpi_gettextmetrics( Win_dc, &font_info );
dy -= _wpi_metricheight( font_info ) / 2 * WPI_VERT_MULT;
#endif
break;
case TEXT_V_BOTTOM:
vert_flags = TA_BOTTOM;
break;
}
_wpi_settextalign( Win_dc, horiz_flags, vert_flags );
_wpi_textout( Win_dc, dx, dy, text, len );
} else {
/* must display text vertically... do it by hand */
vert_flags = TA_TOP;
_wpi_settextalign( Win_dc, horiz_flags, vert_flags );
switch( ver_align ) {
case TEXT_V_BOTTOM:
dy -= _wpi_metricheight( font_info ) * len * WPI_VERT_MULT;
break;
case TEXT_V_CENTER:
dy -= (_wpi_metricheight( font_info ) * len) / 2 * WPI_VERT_MULT;
break;
}
_wpi_settextalign( Win_dc, horiz_flags, vert_flags );
for( ; len > 0; --len, dy += _wpi_metricheight( font_info )
* WPI_VERT_MULT, ++text ) {
_wpi_textout( Win_dc, dx, dy, text, 1 );
}
}
_wpi_getoldfont( Win_dc, old_font );
_wpi_setbackmode( Win_dc, bk_mode );
}
