/elec/propeller-clock

To get this branch, use:
bzr branch http://bzr.ed.am/elec/propeller-clock

« back to all changes in this revision

Viewing changes to src/text.cc

  • Committer: Tim Marston
  • Date: 2012-03-10 12:31:16 UTC
  • Revision ID: tim@ed.am-20120310123116-l348p5btgecmdj1q
added realtime clock test

Show diffs side-by-side

added added

removed removed

Lines of Context:
39
39
// mode-specific message parameters
40
40
static signed long _message_params[ NUM_MESSAGE_BUFFERS ];
41
41
 
42
 
// text scaling factors
43
 
static int _message_scale[ NUM_MESSAGE_BUFFERS ];
44
 
 
45
42
// time last frame
46
43
static unsigned long _last_millis;
47
44
 
51
48
// recalculate message params, based on _duration
52
49
static bool _do_draw_reset;
53
50
 
54
 
// recalculate messages parameters (after message reset)
55
 
static unsigned char _message_recalc_flags;
56
 
 
57
51
 
58
52
void reset_message_param( int message_num )
59
53
{
93
87
                        _message_params[ message_num ] = NUM_SEGMENTS; break;
94
88
                }
95
89
                _message_params[ message_num ] = -( _message_params[ message_num ] -
96
 
                        TextRenderer::get_width( _message_lens[ message_num ],
97
 
                                        _message_scale[ message_num ] ) ) / 2;
 
90
                        TextRenderer::get_width( _message_lens[ message_num ] ) ) / 2;
98
91
        }
99
92
}
100
93
 
106
99
}
107
100
 
108
101
 
109
 
void Text::reset_message( int message_num, char mode, int scale )
 
102
void Text::reset_message( int message_num, char mode )
110
103
{
111
104
        _message_modes[ message_num ] = mode;
112
 
        _message_recalc_flags |= 1 << message_num;
113
 
        _message_scale[ message_num ] = scale;
 
105
        reset_message_param( message_num );
114
106
}
115
107
 
116
108
 
120
112
        _duration = 0;
121
113
        _last_millis = ::millis();
122
114
        _do_draw_reset = false;
123
 
        _message_recalc_flags = 0;
124
115
 
125
116
        // reset the text renderer's output buffer
126
117
        TextRenderer::reset_buffer();
139
130
}
140
131
 
141
132
 
142
 
void Text::post_draw()
143
 
{
144
 
        _do_draw_reset = false;
145
 
}
146
 
 
147
 
 
148
133
void Text::draw( int message_num, int segment )
149
134
{
150
 
        TextRenderer::buffer_in_use();
151
 
 
152
135
        // perform a mid-frame reset, as necessary
153
 
        if( _do_draw_reset ) // && segment > NUM_SEGMENTS / 2 )
154
 
        {
155
 
                // reset message param?
156
 
                if( _message_recalc_flags & ( 1 << message_num ) ) {
157
 
                        _message_recalc_flags &= ~( 1 << message_num );
158
 
                        reset_message_param( message_num );
159
 
                }
 
136
        if( _do_draw_reset && segment > NUM_SEGMENTS / 2 ) {
 
137
                _do_draw_reset = false;
160
138
 
161
 
                // add to horizontal scroll position
162
 
                if( _message_modes[ message_num ] & MODE_HSCROLL ) {
 
139
                if( _message_modes[ message_num ] & MODE_HSCROLL )
 
140
                {
 
141
                        // add to horizontal scroll position
163
142
                        _message_params[ message_num ] +=
164
143
                                _duration * TEXT_SCROLL_SPEED / 1000;
165
144
                        long excess = _message_params[ message_num ] -
166
 
                                TextRenderer::get_width( _message_lens[ message_num ],
167
 
                                                _message_scale[ message_num ] );
 
145
                                TextRenderer::get_width( _message_lens[ message_num ] );
168
146
                        if( excess >= 0 ) {
169
147
                                reset_message_param( message_num );
170
148
                                _message_params[ message_num ] += excess;
222
200
        TextRenderer::render(
223
201
                _messages[ message_num ], _message_lens[ message_num ],
224
202
                (long)segment + _message_params[ message_num ],
225
 
                ( _message_modes[ message_num ] & 1 ) == 0, 0,
226
 
                _message_scale[ message_num ] );
 
203
                ( _message_modes[ message_num ] & 1 ) == 0, 0 );
227
204
}