OZ++ Class: FTDrawingArea |
/****************************************************************************** * * Copyright (c) 2015 TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * FTDrawingArea.h * *****************************************************************************/ #pragma once #include <oz++/motif/ApplicationView.h> #include <oz++/motif/DrawingArea.h> #include <oz++/xft/FTFont.h> #include <oz++/xft/FTDC.h> #include <oz++/motif/CompoundString.h> #include <oz++/motif/Color.h> #include <oz++/motif/DC.h> namespace OZ { class FTDrawingArea :public DrawingArea { private: FTFont* font; public: virtual FTFont* getFont() { return font; } public: //Simple drawString method based on FTFont. void drawStringUtf8(FTFont* font, int x, int y, const char* string, const char* fgcolor=NULL) { if (font && string) { FTDC dc(this->getWidget()); dc.setFont(font); if (fgcolor != NULL && strlen(fgcolor)> 0) { dc.drawStringUtf8(x, y, string, strlen(string), fgcolor); } else { dc.drawStringUtf8(x, y, string, strlen(string)); } } } public: //Please redifine your own expose method in a subclass derived from this class virtual void expose(Action& action) { printf("FDDrawingArea::expose\n"); } public: FTDrawingArea(View* parent, const char* name, Args& args) :DrawingArea(parent, name, args), font(NULL) { font = (FTFont*)args.get(XftNfont); addCallback(XmNexposeCallback, this, (Handler)&FTDrawingArea::expose, NULL); } ~FTDrawingArea() { } }; }