int main(void)
{
while (TRUE)
{
printf("\nTemperature Plotting Program Menu\n");
printf("\tE - Enter temperatures for scratchpad\n");
printf("\tS - Store scratchpad to disk\n");
printf("\tR - Read disk file to scratchpad\n");
printf("\tT - Table view of current data\n");
printf("\tG - Graph view of current data\n");
printf("\tX - Exit the program\n");
printf("\nPress one of the above keys: ");
switch (toupper(getche()))
{
case 'E':
get_temps();
break;
case 'S':
save_temps();
break;
case 'R':
read_temps();
break;
case 'T':
table_view();
break;
case 'G':
graph_view();
break;
case 'X':
exit(0);
}
}
}
int GraphicCanvas::button_release_event()
{
if(state == GraphicCanvas::DRAG_POINT && plugin->active_point >= 0)
{
// Delete point if out of order
int point_number = plugin->active_point;
GraphicPoint *active_point = temp_points.get(point_number);
for(int i = 0; i < temp_points.size(); i++)
{
GraphicPoint *point = temp_points.get(i);
if((point->freq <= active_point->freq && i > point_number) ||
(point->freq >= active_point->freq && i < point_number))
{
temp_points.remove_object_number(point_number);
plugin->active_point = -1;
process(0, 0, 1);
break;
}
}
save_temps();
plugin->send_configure_change();
}
state = GraphicCanvas::NONE;
return 0;
}
void rgb_temp_update(unsigned char *temps)
{
if (is_same_temp(temps))
return;
save_temps(temps);
show_saved();
}
void GraphicCanvas::process(int buttonpress, int motion, int draw)
{
int got_button = 0;
int center_y = get_h() / 2;
int out_of_order = 0;
ArrayList<GraphicPoint*> *points;
double *envelope;
const int debug = 0;
if(state == GraphicCanvas::NONE)
{
points = &plugin->config.points;
envelope = plugin->envelope;
}
else
{
points = &temp_points;
envelope = temp_envelope;
}
plugin->calculate_envelope(points, envelope);
// spectrogram
if(draw)
{
clear_box(0, 0, get_w(), get_h());
int niquist = plugin->PluginAClient::project_sample_rate / 2;
int total_frames = plugin->get_gui_update_frames();
GraphicGUIFrame *frame = (GraphicGUIFrame*)plugin->get_gui_frame();
if(frame)
{
delete plugin->last_frame;
plugin->last_frame = frame;
}
else
{
frame = plugin->last_frame;
}
// Draw most recent frame
if(frame)
{
set_color(MEGREY);
int y1 = 0;
int y2 = 0;
for(int i = 0; i < get_w(); i++)
{
int freq = Freq::tofreq(i * TOTALFREQS / get_w());
int index = (int64_t)freq * (int64_t)frame->window_size / 2 / niquist;
if(index < frame->window_size / 2)
{
double magnitude = frame->data[index] /
frame->freq_max *
frame->time_max;
y2 = (int)(get_h() -
(DB::todb(magnitude) - INFINITYGAIN) *
get_h() /
-INFINITYGAIN);
CLAMP(y2, 0, get_h() - 1);
if(i > 0)
{
draw_line(i - 1, y1, i, y2);
//printf(" %.0f", frame->data[index]);
}
y1 = y2;
}
}
//printf( "\n");
total_frames--;
}
// Delete remaining frames
while(total_frames > 0)
{
PluginClientFrame *frame = plugin->get_gui_frame();
if(frame) delete frame;
total_frames--;
}
}
// Determine if active point is out of order
if(plugin->active_point_exists())
{
GraphicPoint *active_point = points->get(plugin->active_point);
for(int i = 0; i < points->size(); i++)
{
if(i == plugin->active_point)
{
if(i < points->size() - 1 &&
active_point->freq >= points->get(i + 1)->freq ||
i > 0 &&
active_point->freq <= points->get(i - 1)->freq)
{
out_of_order = 1;
}
break;
}
}
}
if(motion)
{
if(state == GraphicCanvas::DRAG_POINT)
{
int point_x = get_cursor_x() + x_diff;
int point_y = get_cursor_y() + y_diff;
CLAMP(point_x, 0, get_w());
CLAMP(point_y, 0, get_h());
int frequency = Freq::tofreq(point_x * TOTALFREQS / get_w());
double magnitude_db = (double)(center_y - point_y) * MAXMAGNITUDE / center_y;
int minfreq = Freq::tofreq(0);
int maxfreq = Freq::tofreq(TOTALFREQS - 1);
CLAMP(frequency, minfreq, maxfreq);
CLAMP(magnitude_db, -MAXMAGNITUDE, MAXMAGNITUDE);
if(plugin->active_point >= 0)
{
GraphicPoint *active_point = points->get(plugin->active_point);
active_point->freq = frequency;
active_point->value = magnitude_db;
}
// Redraw with new value
process(0, 0, 1);
save_temps();
plugin->send_configure_change();
gui->update_textboxes();
return;
}
}
// Magnitude bars
if(draw)
{
set_color(GREEN);
set_line_dashes(1);
for(int i = 1; i < MAJOR_DIVISIONS; i++)
{
int y = i * get_h() / (MAJOR_DIVISIONS - 1);
draw_line(0, y, get_w(), y);
}
set_line_dashes(0);
}
int y1 = 0;
if(draw) set_color(WHITE);
// Control points, cursor change and control point selection
int new_cursor = CROSS_CURSOR;
for(int i = 0; i < points->size(); i++)
{
GraphicPoint *point = points->get(i);
int x = Freq::fromfreq(point->freq) * get_w() / TOTALFREQS;
int y = freq_to_y(point->freq, points, envelope);
if(draw)
{
y1 = y;
// Draw point under cursor if out of order
if(i == plugin->active_point && out_of_order)
y1 = get_cursor_y() + y_diff;
if(i == plugin->active_point)
draw_box(x - BOX_SIZE / 2, y1 - BOX_SIZE / 2, BOX_SIZE, BOX_SIZE);
else
draw_rectangle(x - BOX_SIZE / 2, y1 - BOX_SIZE / 2, BOX_SIZE, BOX_SIZE);
}
if(motion &&
state == GraphicCanvas::NONE &&
is_event_win() &&
cursor_inside())
{
if(get_cursor_x() >= x - BOX_SIZE / 2 &&
get_cursor_y() >= y - BOX_SIZE / 2 &&
get_cursor_x() < x + BOX_SIZE / 2 &&
get_cursor_y() < y + BOX_SIZE / 2)
{
new_cursor = UPRIGHT_ARROW_CURSOR;
}
}
if(buttonpress &&
state == GraphicCanvas::NONE &&
is_event_win() &&
cursor_inside() &&
!got_button)
{
if(get_cursor_x() >= x - BOX_SIZE / 2 &&
get_cursor_y() >= y - BOX_SIZE / 2 &&
get_cursor_x() < x + BOX_SIZE / 2 &&
get_cursor_y() < y + BOX_SIZE / 2)
{
plugin->active_point = i;
state = GraphicCanvas::DRAG_POINT;
new_temps();
points = &temp_points;
envelope = temp_envelope;
x_diff = x - get_cursor_x();
y_diff = y - get_cursor_y();
got_button = 1;
process(0, 0, 1);
save_temps();
plugin->send_configure_change();
gui->update_textboxes();
}
}
}
if(motion && new_cursor != get_cursor())
{
set_cursor(new_cursor, 0, 1);
}
// Envelope line;
y1 = 0;
set_line_width(2);
for(int i = 0; i < get_w(); i++)
{
int y = freq_to_y(Freq::tofreq(i * TOTALFREQS / get_w()),
points,
envelope);
if(draw)
{
if(i > 0) draw_line(i - 1, y1, i, y);
}
y1 = y;
}
set_line_width(1);
if(buttonpress && !got_button)
{
if(is_event_win() && cursor_inside())
{
GraphicPoint *new_point = new GraphicPoint;
new_point->freq = Freq::tofreq(get_cursor_x() *
TOTALFREQS /
get_w());
new_point->value = (double)(center_y - get_cursor_y()) *
MAXMAGNITUDE /
center_y;
state = GraphicCanvas::DRAG_POINT;
new_temps();
points = &temp_points;
envelope = temp_envelope;
insert_point(new_point);
plugin->active_point = points->number_of(new_point);
x_diff = 0;
y_diff = 0;
// Redraw with new point
process(0, 0, 1);
save_temps();
plugin->send_configure_change();
gui->update_textboxes();
}
}
if(draw)
{
flash();
}
}
