1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
// testFont.cc for fbtk test suite
// Copyright (c) 2002 Henrik Kinnunen (fluxgen@linuxmail.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.
// $Id: testFont.cc,v 1.6 2003/09/11 16:51:03 fluxgen Exp $
#include "App.hh"
#include "FbWindow.hh"
#include "Font.hh"
#include "EventHandler.hh"
#include "EventManager.hh"
#include "GContext.hh"
#include "Color.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):
FbTk::App(displayname),
m_win(DefaultScreen(display()),
0, 0, 640, 480, KeyPressMask | ExposureMask) {
m_win.show();
m_win.setBackgroundColor(FbTk::Color("white", 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());
size_t text_h = m_font.height();
int x = 640/2 - text_w/2;
int y = 480/2 - text_h/2;
m_win.clear();
FbTk::GContext wingc(m_win.drawable());
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);
wingc.setForeground(FbTk::Color("red", m_win.screenNumber()));
m_win.drawLine(wingc.gc(),
x, y, x + text_w, y);
wingc.setForeground(FbTk::Color("black", m_win.screenNumber()));
m_font.drawText(m_win.drawable(),
0, wingc.gc(),
m_text.c_str(), m_text.size(),
x, y);
}
FbTk::Font &font() { return m_font; }
void setText(const std::string& text) { m_text = text; }
private:
FbTk::FbWindow m_win;
FbTk::Font m_font;
string m_text;
};
int main(int argc, char **argv) {
bool antialias = false;
bool rotate = false;
string fontname("fixed");
string displayname("");
string text("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789,.-_�������^~+=`\"!#�%&/()=�@�$��{[]}����");
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];
} else if (strcmp("-rotate", argv[a]) == 0)
rotate = true;
}
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);
if (rotate)
app.font().rotate(90);
app.redraw();
app.eventLoop();
}
|