PHPで作図
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: 平行四辺形 中点連結定理 相似条件
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set_scale($scale = 10, $org_x_percent = 0, $org_y_percent = 0); draw_text('平行四辺形', 0, 10, O_POS_UP_LEFT); draw_line($x1 = 1, $y1 = 1, $x2 = 7, $y2 = 1); draw_line($x3 = 3, $y3 = 6, $x4 = 9, $y4 = 6); draw_line($x1, $y1, $x3, $y3); draw_line($x2, $y2, $x4, $y4); draw_line($x1, $y1, $x4, $y4); draw_line($x2, $y2, $x3, $y3); draw_arrow_head($x1, $y1, $x2, $y2, 0.8, 2); draw_arrow_head($x3, $y3, $x4, $y4, 0.8, 2); draw_mark_on_line($x1, $y1, $x2, $y2, MARK_CIRCLE, 0.4); draw_mark_on_line($x3, $y3, $x4, $y4, MARK_CIRCLE, 0.4); draw_arrow_head($x1, $y1, $x3, $y3, 0.8, 1); draw_arrow_head($x2, $y2, $x4, $y4, 0.8, 1); draw_mark_on_line($x1, $y1, $x3, $y3, MARK_SQUARE, 0.4); draw_mark_on_line($x2, $y2, $x4, $y4, MARK_SQUARE, 0.4); draw_mark_on_line($x1, $y1, $x4, $y4, MARK_2_LINE, 0.3); draw_mark_on_line($x1, $y1, $x4, $y4, MARK_2_LINE, 0.7); draw_mark_on_line($x2, $y2, $x3, $y3, MARK_CROSS, 0.3); draw_mark_on_line($x2, $y2, $x3, $y3, MARK_CROSS, 0.7); draw_corner_mark($x1, $y1, $x2, $y2, $x4, $y4, CMARK_1_ARC); draw_corner_mark($x4, $y4, $x3, $y3, $x1, $y1, CMARK_1_ARC); allocate_color('red'); draw_corner_mark($x2, $y2, $x3, $y3, $x1, $y1, CMARK_1_ARC); draw_corner_mark($x3, $y3, $x2, $y2, $x4, $y4, CMARK_1_ARC); allocate_color('green'); draw_corner_mark($x1, $y1, $x4, $y4, $x3, $y3, CMARK_1_ARC); draw_corner_mark($x4, $y4, $x1, $y1, $x2, $y2, CMARK_1_ARC); allocate_color('blue'); draw_corner_mark($x2, $y2, $x4, $y4, $x3, $y3, CMARK_1_ARC); draw_corner_mark($x3, $y3, $x1, $y1, $x2, $y2, CMARK_1_ARC); allocate_color('black'); set_scale($scale = 10, $org_x_percent = 33, $org_y_percent = 0); draw_text('中点連結定理', 0, 10, O_POS_UP_LEFT); draw_marked_triangle($ax = 1, $ay = 2, $bx = 8, $by = 2, $cx = 6, $cy = 7, $type_a = 0, $type_b = 0, $type_c = 0, $text_a = '', $text_b = '', $text_c = '', $text_ops_a = '', $text_ops_b = '', $text_ops_c = '', $italic = true, $italic_ops = false, $r = 10); $dx = ($ax + $cx) / 2; $dy = ($ay + $cy) / 2; $ex = ($bx + $cx) / 2; $ey = ($by + $cy) / 2; $fx = ($ax + $bx) / 2; $fy = ($ay + $by) / 2; draw_line($dx, $dy, $ex, $ey); draw_arrow_head($dx, $dy, $ex, $ey, 0.6, 1); draw_arrow_head($ax, $ay, $bx, $by, 0.7, 1); draw_mark_on_line($ax, $ay, $cx, $cy, MARK_1_LINE, 0.25); draw_mark_on_line($ax, $ay, $cx, $cy, MARK_1_LINE, 0.75); draw_mark_on_line($bx, $by, $cx, $cy, MARK_2_LINE, 0.25); draw_mark_on_line($bx, $by, $cx, $cy, MARK_2_LINE, 0.75); draw_arc_mark($tx, $ty, $dx, $dy, $ex, $ey, $text = 'l', $italic = true, $arc_type = ARC_TYPE_DASH, $width_rate = 1, $text_hole_rate = 1.7); draw_arc_mark($tx, $ty, $ax, $ay, $fx, $fy, $text = 'l', $italic = true, $arc_type = ARC_TYPE_DASH, $width_rate = 1, $text_hole_rate = 1.7); draw_arc_mark($tx, $ty, $fx, $fy, $bx, $by, $text = 'l', $italic = true, $arc_type = ARC_TYPE_DASH, $width_rate = 1, $text_hole_rate = 1.7); set_scale($scale = 10, $org_x_percent = 66, $org_y_percent = 0); draw_text('相似条件', 0, 10, O_POS_UP_LEFT); $ax = 0.5; $ay = 4; $bx = 4.5; $by = 4; $cx = 3; $cy = 8; draw_line($ax, $ay, $bx, $by); draw_line($cx, $cy, $ax, $ay); draw_corner_mark($ax, $ay, $bx, $by, $cx, $cy, $type = 1, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10); draw_line($bx, $by, $cx, $cy); draw_corner_mark($bx, $by, $cx, $cy, $ax, $ay, $type = 2, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10); draw_corner_mark($cx, $cy, $ax, $ay, $bx, $by, $type = 3, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10); draw_formula($formula_text = 'similar', $size = 12, $px = 1.5, $py = 3, $o_pos = O_POS_UP_LEFT); set_scale($scale = 15, $org_x_percent = 75, $org_y_percent = -55); $ax = 0.5; $ay = 4; $bx = 4.5; $by = 4; $cx = 3; $cy = 8; draw_line($ax, $ay, $bx, $by); draw_line($cx, $cy, $ax, $ay); draw_corner_mark($ax, $ay, $bx, $by, $cx, $cy, $type = 1, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10); draw_line($bx, $by, $cx, $cy); draw_corner_mark($bx, $by, $cx, $cy, $ax, $ay, $type = 2, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10); draw_corner_mark($cx, $cy, $ax, $ay, $bx, $by, $type = 3, $text = '', $italic = true, $text_ops = '', $italic_ops = false, $r = 10);
テンプレートを選択するとプログラムに追加されます。
set_scale(...);
allocate_color('black');
allocate_color('gray');
allocate_color('red');
allocate_color('blue');
allocate_color('green');
allocate_color('purple');
allocate_bgcolor('white');
transparent_bgcolor();
set_thick($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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