2af8f4a686
Initial check-in: JSRef is migrating from /m/src JSFUN13_BRANCH to trunk /m/pub repository git-svn-id: svn://10.0.0.236/trunk@583 18797224-902f-48f8-a5cc-f745e15eee43
103 lines
2.2 KiB
C
103 lines
2.2 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* jband - 11/08/97 - */
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#include "headers.h"
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static int _maxX;
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static int _maxY;
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static int _offsetX;
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static int _offsetY;
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static int _lastX;
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static int _lastY;
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static COLORREF _penColor = RGB(0,0,0);
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static int _penWidth = 1;
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static HPEN _pen = 0;
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static void _newPen()
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{
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if( _pen )
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DeleteObject(_pen);
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_pen = CreatePen(PS_SOLID, _penWidth, _penColor);
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}
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void SetPenColor( COLORREF color )
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{
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_penColor = color;
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_newPen();
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}
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void SetPenWidth( int width )
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{
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_penWidth = width;
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_newPen();
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}
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void SetSurfaceSize( int dx, int dy )
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{
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_maxX = dx;
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_maxY = dy;
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}
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void SetSurfaceOffset( int dx, int dy )
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{
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_offsetX = dx;
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_offsetY = dy;
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}
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void DlgToSurface( POINT* ppt )
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{
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ppt->x -= _offsetX;
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ppt->y -= _offsetY;
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}
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void SurfaceToDlg( POINT* ppt )
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{
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ppt->x += _offsetX;
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ppt->y += _offsetY;
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}
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void DrawMoveTo(int x, int y)
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{
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x = min(_maxX-_penWidth/2,max(_penWidth/2,x));
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y = min(_maxY-_penWidth/2,max(_penWidth/2,y));
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_lastX = x;
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_lastY = y;
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}
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void DrawLineTo(int x, int y)
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{
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HDC hdc;
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HGDIOBJ oldPen;
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x = min(_maxX-_penWidth/2,max(_penWidth/2,x));
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y = min(_maxY-_penWidth/2,max(_penWidth/2,y));
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hdc = GetDC(g_hMainDlg);
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oldPen = SelectObject(hdc, _pen);
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MoveToEx(hdc, _lastX + _offsetX, _lastY + _offsetY, NULL);
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LineTo(hdc, x + _offsetX, y + _offsetY);
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SelectObject(hdc, oldPen);
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ReleaseDC(g_hMainDlg, hdc);
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_lastX = x;
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_lastY = y;
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}
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