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 );
}
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 _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 );
}
/*
* outputText - output a text string
*/
static void outputText( statwnd *sw, WPI_PRES pres, char *buff, WPI_RECT *r, UINT flags,
int curr_block )
{
WPI_RECT ir;
WPI_RECT draw_rect;
size_t len;
int ext;
int width;
WPI_RECTDIM ir_left;
WPI_RECTDIM ir_right;
WPI_RECTDIM ir_top;
WPI_RECTDIM ir_bottom;
WPI_RECTDIM r_left;
WPI_RECTDIM r_right;
WPI_RECTDIM r_top;
WPI_RECTDIM r_bottom;
UINT pmflags;
#ifndef __NT__
int height;
#else
SIZE sz;
#endif
if( sw->sectionData[curr_block] != NULL ) {
if( !strcmp( buff, sw->sectionData[curr_block] ) &&
flags == sw->sectionDataFlags[curr_block] ) {
return;
}
}
len = strlen( buff );
if( len == 0 ) {
return;
}
MemFree( sw->sectionData[curr_block] );
sw->sectionData[curr_block] = MemAlloc( len + 1 );
memcpy( sw->sectionData[curr_block], buff, len + 1 );
sw->sectionDataFlags[curr_block] = flags | DT_TEXTATTRS;
#ifndef __NT__
_wpi_gettextextent( pres, buff, (int)len, &ext, &height );
#else
GetTextExtentPoint( pres, buff, (int)len, &sz );
ext = sz.cx;
#endif
ir = *r;
_wpi_getrectvalues( ir, &ir_left, &ir_top, &ir_right, &ir_bottom );
#ifdef __OS2_PM__
ir_left++;
ir_top++;
ir_bottom++;
_wpi_setrectvalues( &draw_rect, ir_left, ir_top, ir_right, ir_bottom );
#else
draw_rect = *r;
#endif
if( flags & DT_CENTER ) {
width = ( ir_right - ir_left - ext ) / 2;
if( width > 0 ) {
ir_right = ir_left + width;
_wpi_setrectvalues( &ir, ir_left, ir_top, ir_right, ir_bottom );
_wpi_fillrect( pres, &ir, colorButtonFace, brushButtonFace );
_wpi_getrectvalues( *r, &r_left, &r_top, &r_right, &r_bottom );
ir_right = r_right;
ir_left = r_right - width;
_wpi_setrectvalues( &ir, ir_left, ir_top, ir_right, ir_bottom );
_wpi_fillrect( pres, &ir, colorButtonFace, brushButtonFace );
}
} else if( flags & DT_RIGHT ) {
ir_right -= ext;
if( ir_right >= ir_left ) {
_wpi_setrectvalues( &ir, ir_left, ir_top, ir_right, ir_bottom );
_wpi_fillrect( pres, &ir, colorButtonFace, brushButtonFace );
}
} else {
ir_left += ext;
if( ir_left < ir_right ) {
_wpi_setrectvalues( &ir, ir_left, ir_top, ir_right, ir_bottom );
_wpi_fillrect( pres, &ir, colorButtonFace, brushButtonFace );
}
}
pmflags = flags | DT_TEXTATTRS;
_wpi_drawtext( pres, buff, -1, &draw_rect, pmflags );
} /* outputText */
