<html> <head> <link rel="stylesheet" href="page.css" type="text/css"> <title>fox-toolkit.org - Documentation</title> </head> <body bgcolor=#ffffff link=#990033 vlink=#990033 alink=#990033 text=#000000> <font face='verdana,sans-serif' size=2 > <!---- TOPIC TITLE WITH LOGO---> <table border=0 cellpadding= cellspacing=2 width=100% ><tr><td><a href='http://www.fox-toolkit.org/doc.html'><img src='../art/foxlogo_small.jpg' border=0></a></td><td width=100% valign=bottom><font face='verdana,sans-serif' size=2 ><b> <a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <br><img src='../art/line.gif' width=100% height=1></b></font></td></tr></table> <p> <!--- TOPIC TITLE WITH LOGO ---> <!-- Generated by Doxygen 1.3.3 --> <h1>FXDCWindow.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span> 00002 <span class="comment">* *</span> 00003 <span class="comment">* D e v i c e C o n t e x t F o r W i n d o w s a n d I m a g e s *</span> 00004 <span class="comment">* *</span> 00005 <span class="comment">*********************************************************************************</span> 00006 <span class="comment">* Copyright (C) 1999,2004 by Jeroen van der Zijp. All Rights Reserved. *</span> 00007 <span class="comment">*********************************************************************************</span> 00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span> 00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span> 00010 <span class="comment">* License as published by the Free Software Foundation; either *</span> 00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span> 00012 <span class="comment">* *</span> 00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span> 00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span> 00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span> 00016 <span class="comment">* Lesser General Public License for more details. *</span> 00017 <span class="comment">* *</span> 00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span> 00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span> 00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span> 00021 <span class="comment">*********************************************************************************</span> 00022 <span class="comment">* $Id: FXDCWindow.h,v 1.38 2004/01/21 07:09:58 fox Exp $ *</span> 00023 <span class="comment">********************************************************************************/</span> 00024 <span class="preprocessor">#ifndef FXDCWINDOW_H</span> 00025 <span class="preprocessor"></span><span class="preprocessor">#define FXDCWINDOW_H</span> 00026 <span class="preprocessor"></span> 00027 <span class="preprocessor">#ifndef FXDC_H</span> 00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXDC.h"</span> 00029 <span class="preprocessor">#endif</span> 00030 <span class="preprocessor"></span> 00031 <span class="keyword">namespace </span>FX { 00032 00033 00034 <span class="keyword">class </span>FXApp; 00035 <span class="keyword">class </span>FXDrawable; 00036 <span class="keyword">class </span>FXImage; 00037 <span class="keyword">class </span>FXBitmap; 00038 <span class="keyword">class </span>FXIcon; 00039 <span class="keyword">class </span>FXFont; 00040 <span class="keyword">class </span>FXVisual; 00041 00042 <span class="comment"></span> 00043 <span class="comment">/**</span> 00044 <span class="comment">* Window Device Context</span> 00045 <span class="comment">*</span> 00046 <span class="comment">* The Window Device Context allows drawing into an FXDrawable, such as an</span> 00047 <span class="comment">* on-screen window (FXWindow and derivatives) or an off-screen image (FXImage</span> 00048 <span class="comment">* and its derivatives).</span> 00049 <span class="comment">* Because certain hardware resources are locked down, only one FXDCWindow may be</span> 00050 <span class="comment">* locked on a drawable at any one time.</span> 00051 <span class="comment">*/</span> <a name="l00052"></a><a class="code" href="classFX_1_1FXDCWindow.html">00052</a> <span class="keyword">class </span>FXAPI FXDCWindow : <span class="keyword">public</span> <a class="code" href="classFX_1_1FXDC.html">FXDC</a> { 00053 <span class="keyword">protected</span>: 00054 <a class="code" href="classFX_1_1FXDrawable.html">FXDrawable</a> *surface; <span class="comment">// Drawable surface</span> 00055 <a class="code" href="classFX_1_1FXVisual.html">FXVisual</a> *visual; <span class="comment">// Visual of drawable</span> 00056 <a class="code" href="classFX_1_1FXRectangle.html">FXRectangle</a> rect; <span class="comment">// Paint rectangle inside drawable</span> 00057 <span class="preprocessor">#ifndef WIN32</span> 00058 <span class="preprocessor"></span> FXuint flags; <span class="comment">// GC Flags</span> 00059 FXPixel devfg; <span class="comment">// Device foreground pixel value</span> 00060 FXPixel devbg; <span class="comment">// Device background pixel value</span> 00061 <span class="keywordtype">void</span> *xftDraw; <span class="comment">// Hook used only for XFT support</span> 00062 <span class="preprocessor">#else</span> 00063 <span class="preprocessor"></span> FXID oldpalette; 00064 FXID oldbrush; 00065 FXID oldpen; 00066 FXPixel devfg; <span class="comment">// Device foreground pixel value</span> 00067 FXPixel devbg; <span class="comment">// Device background pixel value</span> 00068 FXbool needsNewBrush; 00069 FXbool needsNewPen; 00070 FXbool needsPath; 00071 FXbool needsClipReset; 00072 <span class="preprocessor">#endif</span> 00073 <span class="preprocessor"></span><span class="keyword">private</span>: 00074 <span class="preprocessor">#ifdef WIN32</span> 00075 <span class="preprocessor"></span> <span class="keywordtype">void</span> updateBrush(); 00076 <span class="keywordtype">void</span> updatePen(); 00077 <span class="preprocessor">#endif</span> 00078 <span class="preprocessor"></span><span class="keyword">private</span>: 00079 FXDCWindow(); 00080 FXDCWindow(<span class="keyword">const</span> FXDCWindow&); 00081 FXDCWindow &operator=(<span class="keyword">const</span> FXDCWindow&); 00082 <span class="keyword">public</span>: 00083 <span class="comment"></span> 00084 <span class="comment"> /// Construct for painting in response to expose;</span> 00085 <span class="comment"> /// This sets the clip rectangle to the exposed rectangle</span> 00086 <span class="comment"></span> FXDCWindow(<a class="code" href="classFX_1_1FXDrawable.html">FXDrawable</a>* drawable,<a class="code" href="structFX_1_1FXEvent.html">FXEvent</a>* event); 00087 <span class="comment"></span> 00088 <span class="comment"> /// Construct for normal drawing;</span> 00089 <span class="comment"> /// This sets clip rectangle to the whole drawable</span> 00090 <span class="comment"></span> FXDCWindow(<a class="code" href="classFX_1_1FXDrawable.html">FXDrawable</a>* drawable); 00091 <span class="comment"></span> 00092 <span class="comment"> /// Begin locks in a drawable surface</span> 00093 <span class="comment"></span> <span class="keywordtype">void</span> begin(<a class="code" href="classFX_1_1FXDrawable.html">FXDrawable</a> *drawable); 00094 <span class="comment"></span> 00095 <span class="comment"> /// End unlock the drawable surface</span> 00096 <span class="comment"></span> <span class="keywordtype">void</span> end(); 00097 <span class="comment"></span> 00098 <span class="comment"> /// Read back pixel</span> 00099 <span class="comment"></span> <span class="keyword">virtual</span> FXColor readPixel(FXint x,FXint y); 00100 <span class="comment"></span> 00101 <span class="comment"> /// Draw points</span> 00102 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawPoint(FXint x,FXint y); 00103 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawPoints(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00104 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawPointsRel(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00105 <span class="comment"></span> 00106 <span class="comment"> /// Draw lines</span> 00107 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawLine(FXint x1,FXint y1,FXint x2,FXint y2); 00108 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawLines(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00109 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawLinesRel(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00110 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawLineSegments(<span class="keyword">const</span> <a class="code" href="structFX_1_1FXSegment.html">FXSegment</a>* segments,FXuint nsegments); 00111 <span class="comment"></span> 00112 <span class="comment"> /// Draw rectangles</span> 00113 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawRectangle(FXint x,FXint y,FXint w,FXint h); 00114 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawRectangles(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXRectangle.html">FXRectangle</a>* rectangles,FXuint nrectangles); 00115 <span class="comment"></span> 00116 <span class="comment"> /// Draw arcs</span> 00117 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawArc(FXint x,FXint y,FXint w,FXint h,FXint ang1,FXint ang2); 00118 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawArcs(<span class="keyword">const</span> <a class="code" href="structFX_1_1FXArc.html">FXArc</a>* arcs,FXuint narcs); 00119 <span class="comment"></span> 00120 <span class="comment"> /// Filled rectangles</span> 00121 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillRectangle(FXint x,FXint y,FXint w,FXint h); 00122 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillRectangles(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXRectangle.html">FXRectangle</a>* rectangles,FXuint nrectangles); 00123 <span class="comment"></span> 00124 <span class="comment"> /// Fill chord</span> 00125 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillChord(FXint x,FXint y,FXint w,FXint h,FXint ang1,FXint ang2); 00126 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillChords(<span class="keyword">const</span> <a class="code" href="structFX_1_1FXArc.html">FXArc</a>* chords,FXuint nchords); 00127 <span class="comment"></span> 00128 <span class="comment"> /// Draw arcs</span> 00129 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillArc(FXint x,FXint y,FXint w,FXint h,FXint ang1,FXint ang2); 00130 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillArcs(<span class="keyword">const</span> <a class="code" href="structFX_1_1FXArc.html">FXArc</a>* arcs,FXuint narcs); 00131 <span class="comment"></span> 00132 <span class="comment"> /// Filled polygon</span> 00133 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillPolygon(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00134 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillConcavePolygon(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00135 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillComplexPolygon(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00136 <span class="comment"></span> 00137 <span class="comment"> /// Filled polygon with relative points</span> 00138 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillPolygonRel(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00139 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillConcavePolygonRel(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00140 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fillComplexPolygonRel(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXPoint.html">FXPoint</a>* points,FXuint npoints); 00141 <span class="comment"></span> 00142 <span class="comment"> /// Draw hashed box</span> 00143 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawHashBox(FXint x,FXint y,FXint w,FXint h,FXint b=1); 00144 <span class="comment"></span> 00145 <span class="comment"> /// Draw focus rectangle</span> 00146 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawFocusRectangle(FXint x,FXint y,FXint w,FXint h); 00147 <span class="comment"></span> 00148 <span class="comment"> /// Draw area from source</span> 00149 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawArea(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXDrawable.html">FXDrawable</a>* source,FXint sx,FXint sy,FXint sw,FXint sh,FXint dx,FXint dy); 00150 <span class="comment"></span> 00151 <span class="comment"> /// Draw image</span> 00152 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawImage(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXImage.html">FXImage</a>* image,FXint dx,FXint dy); 00153 <span class="comment"></span> 00154 <span class="comment"> /// Draw bitmap</span> 00155 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawBitmap(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXBitmap.html">FXBitmap</a>* bitmap,FXint dx,FXint dy); 00156 <span class="comment"></span> 00157 <span class="comment"> /// Draw icon</span> 00158 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawIcon(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXIcon.html">FXIcon</a>* icon,FXint dx,FXint dy); 00159 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawIconShaded(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXIcon.html">FXIcon</a>* icon,FXint dx,FXint dy); 00160 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawIconSunken(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXIcon.html">FXIcon</a>* icon,FXint dx,FXint dy); 00161 <span class="comment"></span> 00162 <span class="comment"> /// Draw string</span> 00163 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawText(FXint x,FXint y,<span class="keyword">const</span> FXchar* string,FXuint length); 00164 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawImageText(FXint x,FXint y,<span class="keyword">const</span> FXchar* string,FXuint length); 00165 <span class="comment"></span> 00166 <span class="comment"> /// Set foreground/background drawing color</span> 00167 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setForeground(FXColor clr); 00168 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setBackground(FXColor clr); 00169 <span class="comment"></span> 00170 <span class="comment"> /// Set dash pattern</span> 00171 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setDashes(FXuint dashoffset,<span class="keyword">const</span> FXchar *dashpattern,FXuint dashlength); 00172 <span class="comment"></span> 00173 <span class="comment"> /// Set line width</span> 00174 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setLineWidth(FXuint linewidth=0); 00175 <span class="comment"></span> 00176 <span class="comment"> /// Set line cap style</span> 00177 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setLineCap(<a class="code" href="group__FXDC__2.html#a0">FXCapStyle</a> capstyle=<a class="code" href="group__FXDC__2.html#a0a108">CAP_BUTT</a>); 00178 <span class="comment"></span> 00179 <span class="comment"> /// Set line join style</span> 00180 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setLineJoin(<a class="code" href="group__FXDC__3.html#a0">FXJoinStyle</a> joinstyle=<a class="code" href="group__FXDC__3.html#a0a111">JOIN_MITER</a>); 00181 <span class="comment"></span> 00182 <span class="comment"> /// Set line style</span> 00183 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setLineStyle(<a class="code" href="group__FXDC__1.html#a0">FXLineStyle</a> linestyle=<a class="code" href="group__FXDC__1.html#a0a104">LINE_SOLID</a>); 00184 <span class="comment"></span> 00185 <span class="comment"> /// Set fill style</span> 00186 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setFillStyle(<a class="code" href="group__FXDC__4.html#a0">FXFillStyle</a> fillstyle=<a class="code" href="group__FXDC__4.html#a0a114">FILL_SOLID</a>); 00187 <span class="comment"></span> 00188 <span class="comment"> /// Set fill rule</span> 00189 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setFillRule(<a class="code" href="group__FXDC__5.html#a0">FXFillRule</a> fillrule=<a class="code" href="group__FXDC__5.html#a0a118">RULE_EVEN_ODD</a>); 00190 <span class="comment"></span> 00191 <span class="comment"> /// Set blit function</span> 00192 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setFunction(<a class="code" href="group__FXDC__0.html#a0">FXFunction</a> func=<a class="code" href="group__FXDC__0.html#a0a91">BLT_SRC</a>); 00193 <span class="comment"></span> 00194 <span class="comment"> /// Set the tile</span> 00195 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setTile(<a class="code" href="classFX_1_1FXImage.html">FXImage</a>* tile,FXint dx=0,FXint dy=0); 00196 <span class="comment"></span> 00197 <span class="comment"> /// Set the stipple pattern</span> 00198 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setStipple(<a class="code" href="classFX_1_1FXBitmap.html">FXBitmap</a> *stipple,FXint dx=0,FXint dy=0); 00199 <span class="comment"></span> 00200 <span class="comment"> /// Set the stipple pattern</span> 00201 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setStipple(<a class="code" href="group__FXDC__6.html#a0">FXStipplePattern</a> stipple,FXint dx=0,FXint dy=0); 00202 <span class="comment"></span> 00203 <span class="comment"> /// Set clip region</span> 00204 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setClipRegion(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXRegion.html">FXRegion</a>& region); 00205 <span class="comment"></span> 00206 <span class="comment"> /// Set clip rectangle</span> 00207 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setClipRectangle(FXint x,FXint y,FXint w,FXint h); 00208 <span class="comment"></span> 00209 <span class="comment"> /// Set clip rectangle</span> 00210 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setClipRectangle(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXRectangle.html">FXRectangle</a>& rectangle); 00211 <span class="comment"></span> 00212 <span class="comment"> /// Clear clipping</span> 00213 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> clearClipRectangle(); 00214 <span class="comment"></span> 00215 <span class="comment"> /// Set clip mask</span> 00216 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setClipMask(<a class="code" href="classFX_1_1FXBitmap.html">FXBitmap</a>* mask,FXint dx=0,FXint dy=0); 00217 <span class="comment"></span> 00218 <span class="comment"> /// Clear clip mask</span> 00219 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> clearClipMask(); 00220 <span class="comment"></span> 00221 <span class="comment"> /// Set font to draw text with</span> 00222 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> setFont(<a class="code" href="classFX_1_1FXFont.html">FXFont</a> *fnt); 00223 <span class="comment"></span> 00224 <span class="comment"> /// Clip against child windows</span> 00225 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> clipChildren(FXbool yes); 00226 <span class="comment"></span> 00227 <span class="comment"> /// Destructor</span> 00228 <span class="comment"></span> <span class="keyword">virtual</span> ~FXDCWindow(); 00229 }; 00230 00231 } 00232 00233 <span class="preprocessor">#endif</span> </pre></div></font> <!--- COPYRIGHT --> <p> <table width=100% cellpadding=0 cellspacing=0><tr><td width=100% valign=top id=HEADLINE align=right> <img src='../art/line.gif' width=100% height=1><font size=-1> Copyright © 1997-2004 Jeroen van der Zijp</font> </td></tr></table> </p> <!--- COPYRIGHT --> </body> </html>