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@@ -20,6 +20,8 @@ |
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#include "Panner.H" |
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#include <math.h> |
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/* 2D Panner widget. Supports various multichannel configurations. */ |
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enum { |
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@@ -55,6 +57,31 @@ int Panner::_configs[][12] = |
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}; |
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/* speaker symbol */ |
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#define BP fl_begin_polygon() |
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#define EP fl_end_polygon() |
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#define BCP fl_begin_complex_polygon() |
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#define ECP fl_end_complex_polygon() |
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#define BL fl_begin_line() |
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#define EL fl_end_line() |
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#define BC fl_begin_loop() |
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#define EC fl_end_loop() |
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#define vv(x,y) fl_vertex(x,y) |
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static void draw_speaker ( Fl_Color col ) |
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{ |
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fl_color(col); |
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BP; vv(0.2,0.4); vv(0.6,0.4); vv(0.6,-0.4); vv(0.2,-0.4); EP; |
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BP; vv(-0.6,0.8); vv(0.2,0.0); vv(-0.6,-0.8); EP; |
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fl_color( fl_darker( col ) ); |
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BC; vv(0.2,0.4); vv(0.6,0.4); vv(0.6,-0.4); vv(0.2,-0.4); EC; |
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BC; vv(-0.6,0.8); vv(0.2,0.0); vv(-0.6,-0.8); EC; |
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} |
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Panner::Point * |
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Panner::event_point ( void ) |
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{ |
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@@ -78,18 +105,52 @@ Panner::event_point ( void ) |
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return NULL; |
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} |
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#if 0 |
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/* translate angle /a/ into x/y coords and place the result in /X/ and /Y/ */ |
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void |
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Panner::angle_to_axes ( float a, float *X, float *Y ) |
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{ |
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float A; |
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// int X, Y; |
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A = a * ( M_PI / 180 ); |
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float r = tw / 2; |
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X = r * cos( A ); |
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Y = -r * sin( A ); |
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/* fl_push_matrix(); */ |
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/* fl_translate( (tx + (tw / 2)) + X, (ty + (th / 2)) + Y ); */ |
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} |
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#endif |
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void |
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Panner::draw ( void ) |
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{ |
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draw_box(); |
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// draw_box( FL_FLAT_BOX, x(), y(), w(), h(), FL_BLACK ); |
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// draw_box(); |
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draw_box( FL_FLAT_BOX, x(), y(), w(), h(), FL_BLACK ); |
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draw_label(); |
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int tw, th, tx, ty; |
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bbox( tx, ty, tw, th ); |
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fl_color( FL_WHITE ); |
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fl_color( FL_WHITE ); |
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const int b = 10; |
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tx += b; |
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ty += b; |
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tw -= b * 2; |
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th -= b * 2; |
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fl_arc( tx, ty, tw, th, 0, 360 ); |
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if ( _configs[ _outs ][0] >= 0 ) |
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{ |
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for ( int i = _outs; i--; ) |
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@@ -100,7 +161,36 @@ Panner::draw ( void ) |
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a -= 90; |
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a = 360 - a; |
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fl_arc( tx, ty, tw, th, a - 3, a + 3 ); |
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/* fl_color( FL_WHITE ); */ |
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/* fl_arc( tx, ty, tw, th, a - 3, a + 3 ); */ |
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{ |
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float A; |
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int X, Y; |
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A = a * ( M_PI / 180 ); |
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float r = tw / 2; |
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X = r * cos( A ); |
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Y = -r * sin( A ); |
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fl_push_matrix(); |
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fl_translate( (tx + (tw / 2)) + X, (ty + (th / 2)) + Y ); |
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fl_scale( 5, 5 ); |
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fl_rotate( a ); |
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draw_speaker( FL_WHITE ); |
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fl_rotate( -a ); |
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fl_pop_matrix(); |
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} |
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} |
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} |
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