extern gui_ord GUIGetStringPos( gui_window *wnd, gui_ord indent, const char *string, int mouse_x ) { gui_coord diff; int guess; int length; int curr; int new_curr; bool got_new; if( indent > mouse_x ) { return( GUI_NO_COLUMN ); } got_new = GUIGetTheDC( wnd ); diff.x = mouse_x - indent; GUIScaleToScreenR( &diff ); length = strlen( string ); guess = length; curr = GUIGetTextExtentX( wnd, string, guess ); if( curr < diff.x ) { return( DoReturn( GUI_NO_COLUMN, wnd, got_new ) ); } if( curr == diff.x ) { return( DoReturn( (gui_ord)guess, wnd, got_new ) ); } guess = diff.x * (long)length / curr; curr = GUIGetTextExtentX( wnd, string, guess ); if( curr == diff.x ) { return( DoReturn( (gui_ord)guess, wnd, got_new ) ); } if( curr < diff.x ) { guess++; } else { guess--; } for( ; ; ) { new_curr = GUIGetTextExtentX( wnd, string, guess ); if( new_curr == diff.x ) { return( DoReturn( (gui_ord) guess, wnd, got_new ) ); } if( ( new_curr < diff.x ) && ( curr > diff.x ) ) { return( DoReturn( (gui_ord)guess, wnd, got_new ) ); } if( ( new_curr > diff.x ) && ( curr < diff.x ) ) { return( DoReturn( (gui_ord)guess - 1, wnd, got_new ) ); } if( new_curr < diff.x ) { guess++; } else { guess--; } curr = new_curr; } }
gui_ord GUIGetCol( gui_window * wnd, char * text, gui_point * in_pos ) { int width; bool got_new; gui_point pos; got_new = GUIGetTheDC( wnd ); GUIGetMetrics( wnd ); pos = *in_pos; GUIScaleToScreenRPt( &pos ); width = pos.x / MAXXCHAR( GUItm ); while( ( width < strlen( text ) ) && ( GUIGetTextExtentX( wnd, text, width ) <= pos.x ) ) { width++ ; } if( got_new ) { GUIReleaseTheDC( wnd ); } return( (gui_ord) ( width - 1 ) ); }
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 ); } } }