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#include "Font.hh"
#include "BaseDisplay.hh"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <string>
#include <iostream>
using namespace std;
class App:public BaseDisplay {
public:
App(const char *displayname):BaseDisplay("app", displayname) {
// using screen 0
m_win = XCreateSimpleWindow(getXDisplay(),
DefaultRootWindow(getXDisplay()),
0, 0,
640, 480,
1,
0,
0xFFFF);
XSelectInput(getXDisplay(), m_win, KeyPressMask|ExposureMask);
XMapWindow(getXDisplay(), m_win);
}
~App() {
XDestroyWindow(getXDisplay(), m_win);
}
void handleEvent(XEvent * const ev) {
switch (ev->type) {
case KeyPress:
KeySym ks;
char keychar[1];
XLookupString(&ev->xkey, keychar, 1, &ks, 0);
if (ks == XK_Escape)
shutdown();
else { // toggle antialias
m_font.setAntialias(!m_font.isAntialias());
cerr<<boolalpha;
cerr<<"antialias: "<<m_font.isAntialias()<<endl;
redraw();
}
break;
case Expose:
redraw();
break;
}
}
void redraw() {
XClearWindow(getXDisplay(), m_win);
GC wingc = DefaultGC(getXDisplay(), 0);
m_font.drawText(m_win, 0, wingc,
m_text.c_str(), m_text.size(),
640/2 - m_font.textWidth(m_text.c_str(), m_text.size())/2, 480/2);
}
Window win() const { return m_win; }
FbTk::Font &font() { return m_font; }
void setText(const std::string& text) { m_text = text; }
private:
Window m_win;
FbTk::Font m_font;
string m_text;
};
int main(int argc, char **argv) {
bool antialias = false;
string fontname("fixed");
string displayname("");
string text("testTEST0123456789,-+.;:\\!{}[]()");
for (int a=1; a<argc; ++a) {
if (strcmp("-font", argv[a])==0 && a + 1 < argc) {
fontname = argv[++a];
} else if (strcmp("-antialias", argv[a]) == 0) {
antialias = 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];
}
}
App app(displayname.c_str());
app.font().setAntialias(antialias);
if (!app.font().load(fontname.c_str()))
cerr<<"Failed to load: "<<fontname<<endl;
app.setText(text);
app.redraw();
app.eventLoop();
}
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