fluxbox/src/tests/testFont.cc
2008-01-03 17:34:12 -08:00

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// Copyright (c) 2002 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#include "App.hh"
#include "FbWindow.hh"
#include "Font.hh"
#include "EventHandler.hh"
#include "EventManager.hh"
#include "GContext.hh"
#include "Color.hh"
#include "FbString.hh"
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <string>
#include <iostream>
using namespace std;
class App:public FbTk::App, public FbTk::EventHandler {
public:
App(const char *displayname, const string &foreground, const string background):
FbTk::App(displayname),
m_win(DefaultScreen(display()),
0, 0, 640, 480, KeyPressMask | ExposureMask) {
m_background = background;
m_foreground = foreground;
m_orient = FbTk::ROT0;
m_win.show();
m_win.setBackgroundColor(FbTk::Color(background.c_str(), m_win.screenNumber()));
FbTk::EventManager::instance()->add(*this, m_win);
}
~App() {
}
void keyPressEvent(XKeyEvent &ke) {
KeySym ks;
char keychar[1];
XLookupString(&ke, keychar, 1, &ks, 0);
if (ks == XK_Escape)
end();
/*
else { // toggle antialias
m_font.setAntialias(!m_font.isAntialias());
cerr<<boolalpha;
cerr<<"antialias: "<<m_font.isAntialias()<<endl;
redraw();
} */
}
void exposeEvent(XExposeEvent &event) {
redraw();
}
void redraw() {
size_t text_w = m_font.textWidth(m_text.c_str(), m_text.size());
int mult = 1;
if (m_orient == FbTk::ROT180)
mult = -1;
size_t text_h = m_font.height();
int x = 640/2 - mult* text_w/2;
int y = 480/2 - mult*text_h/2;
m_win.clear();
FbTk::GContext wingc(m_win.drawable());
int bx1 = 0;
int by1 = 0;
int bx2 = text_w;
int by2 = 0;
switch (m_orient) {
case FbTk::ROT90:
by2 = bx2;
bx2 = 0;
break;
case FbTk::ROT180:
bx2 = -bx2;
break;
case FbTk::ROT270:
by2 = -bx2;
bx2 = 0;
break;
default:
break;
}
/*
m_win.drawLine(wingc.gc(),
x, y + m_font.descent(),
x + text_w, y + m_font.descent());
m_win.drawLine(wingc.gc(),
x, y - text_h,
x + text_w, y - text_h);
*/
// draw the baseline in red
wingc.setForeground(FbTk::Color("red", m_win.screenNumber()));
m_win.drawLine(wingc.gc(),
x + bx1, y + by1, x + bx2, y+by2);
wingc.setForeground(FbTk::Color(m_foreground.c_str(), m_win.screenNumber()));
cerr<<"text size "<<text_w<<"x"<<text_h<<endl;
m_font.drawText(m_win,
0, wingc.gc(),
m_text.c_str(), m_text.size(),
x, y, m_orient);
}
FbTk::Font &font() { return m_font; }
void setText(const std::string& text, const FbTk::Orientation orient) { m_text = text; m_orient = orient; }
private:
string m_foreground, m_background;
FbTk::FbWindow m_win;
FbTk::Font m_font;
FbTk::Orientation m_orient;
string m_text;
};
int main(int argc, char **argv) {
//bool antialias = false;
FbTk::Orientation orient = FbTk::ROT0;
bool xft = false;
string fontname("");
string displayname("");
string background("black");
string foreground("white");
string text("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789,.-_<><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>^~+=`\"!#<23>%&/()=<3D>@<40>$<24><>{[]}<7D><><EFBFBD><EFBFBD>");
for (int a=1; a<argc; ++a) {
if (strcmp("-font", argv[a])==0 && a + 1 < argc) {
fontname = argv[++a];
} else if (strcmp("-xft", argv[a])==0) {
xft = true;
} else if (strcmp("-display", argv[a]) == 0 && a + 1 < argc) {
displayname = argv[++a];
} else if (strcmp("-text", argv[a]) == 0 && a + 1 < argc) {
text = argv[++a];
} else if (strcmp("-orient", argv[a]) == 0) {
orient = (FbTk::Orientation) (atoi(argv[++a]) % 4);
} else if (strcmp("-bg", argv[a]) == 0 && a + 1 < argc) {
background = argv[++a];
} else if (strcmp("-fg", argv[a]) == 0 && a + 1 < argc) {
foreground = argv[++a];
} else if (strcmp("-h", argv[a]) == 0) {
cerr<<"Arguments: "<<endl;
cerr<<"-font <fontname>"<<endl;
// cerr<<"-antialias"<<endl;
cerr<<"-display <display>"<<endl;
cerr<<"-text <text>"<<endl;
cerr<<"-orient"<<endl;
cerr<<"-fg <foreground color>"<<endl;
cerr<<"-bg <background color>"<<endl;
cerr<<"-h"<<endl;
exit(0);
}
}
App app(displayname.c_str(), foreground, background);
//app.font().setAntialias(antialias);
if (!app.font().load(fontname.c_str()))
cerr<<"Failed to load: "<<fontname<<endl;
if (orient && !app.font().validOrientation(orient)) {
cerr<<"Orientation not valid ("<<orient<<")"<<endl;
orient = FbTk::ROT0;
}
// utf-8 it
cerr<<"Setting text: "<<text<<endl;
app.setText(FbTk::FbStringUtil::XStrToFb(text), orient);
app.redraw();
app.eventLoop();
}