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<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>
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