PHPで作図
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図形のコピー
: 乳酸の光学異性体(two enantiomers of lactic acid)
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set_scale($scale = 10, $org_x_percent = 25, $org_y_percent = 50); $o_pos = O_POS_MIDDLE_LEFT; $cx = 0; $cy = -1; $mrad = 1; $nrad = 4; $prad = 4.5; $degs = array(90, 210, -30, 250); $m = array(); $n = array(); $p = array(); foreach($degs as $deg){ $m[] = array('x' => $cx + $mrad * cos(deg2rad($deg)), 'y' => $cy + $mrad * sin(deg2rad($deg))); $n[] = array('x' => $cx + $nrad * cos(deg2rad($deg)), 'y' => $cy + $nrad * sin(deg2rad($deg))); $p[] = array('x' => $cx + $prad * cos(deg2rad($deg)), 'y' => $cy + $prad * sin(deg2rad($deg))); } allocate_color($color = '#CCFF66'); fill_triangle($n[0]['x'], $n[0]['y'], $n[1]['x'], $n[1]['y'], $n[3]['x'], $n[3]['y']); allocate_color($color = '#CC99FF'); fill_triangle($n[0]['x'], $n[0]['y'], $n[3]['x'], $n[3]['y'], $n[2]['x'], $n[2]['y']); allocate_color($color = 'black'); draw_line($m[0]['x'], $m[0]['y'], $n[0]['x'], $n[0]['y']); draw_line($m[1]['x'], $m[1]['y'], $n[1]['x'], $n[1]['y']); draw_line($m[2]['x'], $m[2]['y'], $n[2]['x'], $n[2]['y']); draw_line($m[3]['x'], $m[3]['y'], $n[3]['x'], $n[3]['y']); $size = 12; draw_formula('$ C', $size, $cx, $cy, O_POS_MIDDLE_CENTER); draw_formula('$ COOH', $size, $p[0]['x'], $p[0]['y'], O_POS_LOW_LEFT); draw_formula('$ H', $size, $p[1]['x'], $p[1]['y'], O_POS_MIDDLE_RIGHT); draw_formula('$ OH', $size, $p[2]['x'], $p[2]['y'], O_POS_MIDDLE_LEFT); draw_formula('$ CH_3', $size, $p[3]['x'], $p[3]['y'], O_POS_UP_LEFT); set_scale($scale = 10, $org_x_percent = 75, $org_y_percent = 50); $o_pos = O_POS_MIDDLE_LEFT; $cx = 0; $cy = -1; $mrad = 1; $nrad = 4; $prad = 4.5; $degs = array(90, -30, 210, -70); $m = array(); $n = array(); $p = array(); foreach($degs as $deg){ $m[] = array('x' => $cx + $mrad * cos(deg2rad($deg)), 'y' => $cy + $mrad * sin(deg2rad($deg))); $n[] = array('x' => $cx + $nrad * cos(deg2rad($deg)), 'y' => $cy + $nrad * sin(deg2rad($deg))); $p[] = array('x' => $cx + $prad * cos(deg2rad($deg)), 'y' => $cy + $prad * sin(deg2rad($deg))); } allocate_color($color = '#CCFF66'); fill_triangle($n[0]['x'], $n[0]['y'], $n[1]['x'], $n[1]['y'], $n[3]['x'], $n[3]['y']); allocate_color($color = '#CC99FF'); fill_triangle($n[0]['x'], $n[0]['y'], $n[3]['x'], $n[3]['y'], $n[2]['x'], $n[2]['y']); allocate_color($color = 'black'); draw_line($m[0]['x'], $m[0]['y'], $n[0]['x'], $n[0]['y']); draw_line($m[1]['x'], $m[1]['y'], $n[1]['x'], $n[1]['y']); draw_line($m[2]['x'], $m[2]['y'], $n[2]['x'], $n[2]['y']); draw_line($m[3]['x'], $m[3]['y'], $n[3]['x'], $n[3]['y']); $size = 12; draw_formula('$ C', $size, $cx, $cy, O_POS_MIDDLE_CENTER); draw_formula('$ COOH', $size, $p[0]['x'], $p[0]['y'], O_POS_LOW_LEFT); draw_formula('$ H', $size, $p[1]['x'], $p[1]['y'], O_POS_MIDDLE_LEFT); draw_formula('$ OH', $size, $p[2]['x'], $p[2]['y'], O_POS_MIDDLE_RIGHT); draw_formula('$ CH_3', $size, $p[3]['x'], $p[3]['y'], O_POS_UP_LEFT); allocate_color($color = '#0099FF'); draw_line(-7.5, -7, -7.5, 5.5); allocate_color($color = '#0000FF'); draw_formula('mirror', $size, -7.5, 5.5, O_POS_LOW_CENTER);
テンプレートを選択するとプログラムに追加されます。
set_scale(...);
allocate_color('black');
allocate_color('gray');
allocate_color('red');
allocate_color('blue');
allocate_color('green');
allocate_color('purple');
allocate_bgcolor('white');
transparent_bgcolor();
set_thick($thick = 1);
set_dashlen($dashlen = 7);
set_arrow_size(...);
draw_line(...);
draw_horizontal($y);
draw_vertical($x);
draw_dash_line(...);
draw_rect(...);
draw_arrow_head(...);
draw_xaxis(...);
draw_yaxis(...);
draw_xyaxis();
draw_circle(...);
draw_arc_deg(...);
draw_arc(...);
draw_dash_arc(...);
M_PI = 3.1415926535898
M_PI_2 = pi/2
M_PI_4 = pi/4
fill_rect(...);
fill_circle(...);
fill_arc_deg(...);
fill_triangle(...);
fill_quadrangle(...);
fill_polygon();
fill_toborder($x, $y, $border_color_x, $border_color_y);
allocate_text_color('black');
allocate_text_color('gray');
allocate_text_color('red');
allocate_text_color('blue');
allocate_text_color('green');
allocate_text_color('purple');
allocate_text_bgcolor('white');
transparent_text_bgcolor();
set_text_size($text_size);
set_text_margin($text_margin);
set_mark_size($mark_size);
draw_text(...);
O_POS_LOW_LEFT
O_POS_LOW_RIGHT
O_POS_UP_RIGHT
O_POS_UP_LEFT
O_POS_LOW_CENTER
O_POS_MIDDLE_RIGHT
O_POS_UP_CENTER
O_POS_MIDDLE_LEFT
O_POS_MIDDLE_CENTER
get_o_pos_by_ang($ang);
draw_formula(...);
ARC_TYPE_NONE
ARC_TYPE_SOLID
ARC_TYPE_DASH
BEG_TYPE_ARROW
END_TYPE_ARROW
draw_arc_mark(...);
draw_corner_mark(...);
draw_marked_triangle(...);
CMARK_NONE 0
CMARK_1_ARC 1
CMARK_2_ARC 2
CMARK_D_ARC 3
CMARK_1_PIE 4
CMARK_2_PIE 5
CMARK_D_PIE 6
CMARK_SQUARE
CMARK_CROSS
CMARK_CIRCLE
CMARK_DOT
draw_mark(...);
draw_mark_on_line(...);
draw_mark_on_circle(...);
MARK_1_LINE
MARK_2_LINE
MARK_3_LINE
MARK_SQUARE
MARK_CROSS
MARK_CIRCLE
MARK_DOT
set_x_def_range(...);
df1_ax_b($a, $b);
df1_x_y($x, $y);
df1_2p($x1, $y1, $x2, $y2);
df2_ax2_bx_c(...);
df2_ax_p2_q(...);
df2_a_x_al_x_be(...);
df_y_fx($y_fx);
df_xt_yt(...);
unit_vector(...);
calc_angle(...);
normalize_ang($ang);
calc_da(...);
calc_intersec_pt_of_lines(...);
calc_intersec_pt_of_lns(...);
rot90_vec(...);
rot_vec(...);
calc_perpendicular_bisector(...);
calc_distance(...);
calc_circumscribed_circle(...);
calc_didtance_to_line(...);
calc_foot_of_perpendicular_line(...);
calc_parallel_line(...);
calc_foot_of_perpendicular_circle(...);
calc_intersec_pts_of_line_circle(...);
calc_intersec_pts_of_circles(...);
calc_inscribed_circle(...);
calc_2p_arc(...);
calc_3dview(...);
clear_canvas();
set_alphablending($alpha = 50);
set_antialias($antialias = true);
transparent_gif_bgcolor();
xf($x)
x_rev($x)
yf($y)
y_rev($y)
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