/* * outlineRect - draw the outline of a rectangle */ static void outlineRect( statwnd *sw, WPI_PRES pres, WPI_RECT *r ) { WPI_POINT pt; WPI_RECTDIM left; WPI_RECTDIM right; WPI_RECTDIM top; WPI_RECTDIM bottom; HPEN oldpen; sw = sw; _wpi_getrectvalues( *r, &left, &top, &right, &bottom ); _wpi_setpoint( &pt, left, bottom - 1 ); _wpi_cvth_pt( &pt, sw->wndHeight ); _wpi_movetoex( pres, &pt, NULL ); oldpen = _wpi_selectobject( pres, penLight ); pt.x = right - 1; _wpi_lineto( pres, &pt ); pt.y = _wpi_cvth_y( top, sw->wndHeight ); _wpi_lineto( pres, &pt ); _wpi_selectobject( pres, penShade ); pt.x = left; _wpi_lineto( pres, &pt ); pt.y = _wpi_cvth_y( bottom - 1, sw->wndHeight ); _wpi_lineto( pres, &pt ); _wpi_selectobject( pres, oldpen ); } /* outlineRect */
/* * drawBorder - draw the border for the view window */ static void drawBorder( img_node *node ) { WPI_PRES presborder; HPEN hgraypen; HPEN hwhitepen; HPEN hblackpen; HPEN holdpen; WPI_RECT rcclient; HBRUSH hnewbrush; HBRUSH holdbrush; HBRUSH nullbrush; int width; int height; #ifndef __NT__ WPI_POINT pt; #endif int top; int bottom; presborder = _wpi_getpres( node->viewhwnd ); #if defined( __NT__ ) hwhitepen = _wpi_createpen( PS_SOLID, 0, GetSysColor( COLOR_BTNHIGHLIGHT ) ); hblackpen = _wpi_createpen( PS_SOLID, 0, GetSysColor( COLOR_BTNTEXT ) ); #else hwhitepen = _wpi_createpen( PS_SOLID, 0, CLR_WHITE ); hblackpen = _wpi_createpen( PS_SOLID, 0, CLR_BLACK ); #endif GetClientRect( node->viewhwnd, &rcclient ); width = _wpi_getwidthrect( rcclient ); height = _wpi_getheightrect( rcclient ); if( node->imgtype != BITMAP_IMG ) { #if defined( __NT__ ) hgraypen = _wpi_createpen( PS_SOLID, 0, GetSysColor( COLOR_BTNSHADOW ) ); #else hgraypen = _wpi_createpen( PS_SOLID, 0, CLR_DARKGRAY ); #endif holdpen = _wpi_selectobject( presborder, hgraypen ); #if defined( __NT__ ) hnewbrush = _wpi_createsolidbrush( GetSysColor( COLOR_BTNFACE ) ); #else hnewbrush = _wpi_createsolidbrush( CLR_PALEGRAY ); #endif holdbrush = _wpi_selectobject( presborder, hnewbrush ); top = 0; bottom = height; top = _wpi_cvth_y( top, height ); bottom = _wpi_cvth_y( bottom, height ); _wpi_rectangle( presborder, 0, top, width, bottom ); /* * Draw black border and selected background color in the view window. */ _wpi_selectobject( presborder, hblackpen ); _wpi_selectobject( presborder, holdbrush ); _wpi_deleteobject( hnewbrush ); hnewbrush = _wpi_createsolidbrush( bkgroundColor ); _wpi_selectobject( presborder, hnewbrush ); top = BORDER_WIDTH - 1; bottom = height - BORDER_WIDTH + 1; top = _wpi_cvth_y( top, height ); bottom = _wpi_cvth_y( bottom, height ); #ifndef __NT__ /* * Draw the border relative to the size of the object being displayed, * not the window containing it. */ _wpi_rectangle( presborder, BORDER_WIDTH - 1, top, node->width + BORDER_WIDTH + 1, top + node->height + 2 ); #endif _wpi_selectobject( presborder, holdbrush ); _wpi_selectobject( presborder, holdpen ); _wpi_deleteobject( hnewbrush ); } else { #ifdef __OS2_PM__ // I can't seem to get the thick pen to work so I'm using this // method. hgraypen = _wpi_createpen( PS_SOLID, 0, CLR_PALEGRAY ); holdpen = _wpi_selectobject( presborder, hgraypen ); hnewbrush = _wpi_createsolidbrush( CLR_PALEGRAY ); holdbrush = _wpi_selectobject( presborder, hnewbrush ); _wpi_rectangle( presborder, 0, 0, width + 1, BORDER_WIDTH + 1 ); _wpi_rectangle( presborder, 0, 0, BORDER_WIDTH + 1, height + 1 ); _wpi_rectangle( presborder, 0, height - BORDER_WIDTH, width + 1, height + 1 ); _wpi_rectangle( presborder, width - BORDER_WIDTH, 0, width + 1, height + 1 ); _wpi_selectobject( presborder, holdbrush ); _wpi_deleteobject( hnewbrush ); _wpi_selectobject( presborder, holdpen ); _wpi_deleteobject( hgraypen ); #else #if defined( __NT__ ) hgraypen = _wpi_createpen( PS_INSIDEFRAME, BORDER_WIDTH, GetSysColor( COLOR_BTNFACE ) ); #else hgraypen = _wpi_createpen( PS_INSIDEFRAME, BORDER_WIDTH, CLR_PALEGRAY ); #endif holdpen = _wpi_selectobject( presborder, hgraypen ); nullbrush = _wpi_createnullbrush(); holdbrush = _wpi_selectbrush( presborder, nullbrush ); _wpi_rectangle( presborder, 0, 0, rcclient.right, rcclient.bottom ); _wpi_getoldbrush( presborder, holdbrush ); _wpi_selectobject( presborder, holdpen ); _wpi_deleteobject( hgraypen ); _wpi_deletenullbrush( nullbrush ); #endif nullbrush = _wpi_createnullbrush(); #if defined( __NT__ ) hgraypen = _wpi_createpen( PS_SOLID, 0, GetSysColor( COLOR_BTNSHADOW ) ); #else hgraypen = _wpi_createpen( PS_SOLID, 0, CLR_DARKGRAY ); #endif holdbrush = _wpi_selectbrush( presborder, nullbrush ); holdpen = _wpi_selectobject( presborder, hgraypen ); top = 0; bottom = height; top = _wpi_cvth_y( top, height ); bottom = _wpi_cvth_y( bottom, height ); _wpi_rectangle( presborder, 0, top, width, bottom ); _wpi_selectobject( presborder, hblackpen ); top = BORDER_WIDTH - 1; bottom = height - BORDER_WIDTH + 1; top = _wpi_cvth_y( top, height ); bottom = _wpi_cvth_y( bottom, height ); #ifndef __NT__ /* * Draw the border relative to the size of the object being displayed, * not the window containing it. */ _wpi_rectangle( presborder, BORDER_WIDTH - 1, top, node->width + BORDER_WIDTH + 1, top + node->height + 2 ); #endif _wpi_selectobject( presborder, holdpen ); _wpi_selectbrush( presborder, holdbrush ); _wpi_deletenullbrush( nullbrush ); } /* * Give the view window the 3D effect. */ #ifndef __NT__ holdpen = _wpi_selectobject( presborder, hwhitepen ); _wpi_setpoint( &pt, 0, height - 1 ); _wpi_cvth_pt( &pt, height ); _wpi_movetoex( presborder, &pt, NULL ); _wpi_setpoint( &pt, 0, 0 ); _wpi_cvth_pt( &pt, height ); _wpi_lineto( presborder, &pt ); pt.x = width; _wpi_lineto( presborder, &pt ); _wpi_setpoint( &pt, width - BORDER_WIDTH + 1, BORDER_WIDTH - 2 ); _wpi_cvth_pt( &pt, height ); _wpi_movetoex( presborder, &pt, NULL ); pt.y = height - BORDER_WIDTH + 1; _wpi_cvth_pt( &pt, height ); _wpi_lineto( presborder, &pt ); pt.x = BORDER_WIDTH - 2; _wpi_lineto( presborder, &pt ); _wpi_selectobject( presborder, hgraypen ); _wpi_setpoint( &pt, BORDER_WIDTH - 2, BORDER_WIDTH - 2 ); _wpi_cvth_pt( &pt, height ); _wpi_lineto( presborder, &pt ); pt.x = width - BORDER_WIDTH + 1; _wpi_lineto( presborder, &pt ); _wpi_selectobject( presborder, holdpen ); #endif _wpi_deleteobject( hgraypen ); _wpi_deleteobject( hwhitepen ); _wpi_deleteobject( hblackpen ); _wpi_releasepres( node->viewhwnd, presborder ); } /* drawBorder */
/* * 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 */
/* * showGrid - Display the grid on the draw area. */ static void showGrid( HWND hwnd, WPI_PRES mempres ) { short i; short psx; short psy; WPI_RECT rcclient; HPEN hblackpen; HPEN holdpen; img_node *node; short width; short height; IMGED_DIM left; IMGED_DIM right; IMGED_DIM top; IMGED_DIM bottom; WPI_PRES pres; WPI_POINT startpt; WPI_POINT endpt; node = SelectImage( hwnd ); _wpi_torgbmode( mempres ); GetClientRect( hwnd, &rcclient ); width = (short)( _wpi_getwidthrect(rcclient) ); height = (short)( _wpi_getheightrect(rcclient) ); if (((width / node->width) < POINTSIZE_MIN) || ((height / node->height) < POINTSIZE_MIN)) { psx = 0; psy = 0; } else { psx = width / node->width; psy = height / node->height; hblackpen = _wpi_createpen( PS_SOLID, 0, BLACK ); holdpen = _wpi_selectobject( mempres, hblackpen ); _wpi_getrectvalues( rcclient, &left, &top, &right, &bottom ); for (i=0; i < width; i = i + psx) { _wpi_setpoint( &startpt, i, top ); _wpi_setpoint( &endpt, i, bottom ); _wpi_movetoex( mempres, &startpt, NULL ); _wpi_lineto( mempres, &endpt ); } for (i=0; i <= height; i = i + psy) { _wpi_setpoint( &startpt, left, i ); _wpi_setpoint( &endpt, right, i ); _wpi_movetoex( mempres, &startpt, NULL ); _wpi_lineto( mempres, &endpt ); } _wpi_selectobject( mempres, holdpen ); _wpi_deleteobject( hblackpen ); } pres = _wpi_getpres( hwnd ); _wpi_bitblt( pres, 0, 0, width, height, mempres, 0, 0, SRCCOPY ); _wpi_releasepres( hwnd, pres ); RedrawPrevClip(hwnd); // Redraws if there was a clip region specified. } /* showGrid */