virtual void on_draw() {
agg::rasterizer_scanline_aa<> pf;
agg::scanline_p8 sl;
typedef agg::renderer_base<pixfmt> renderer_base;
pixfmt pixf(rbuf_window());
renderer_base rb(pixf);
rb.clear(agg::rgba(1, 1, 1));
agg::ellipse e1;
agg::conv_transform<agg::ellipse> t1(e1, trans_affine_resizing());
unsigned i;
unsigned n_drawn = 0;
for (i = 0; i < m_num_points; i++) {
double z = m_points[i].z;
double alpha = 1.0;
if (z < m_scale_ctrl_z.value1()) {
alpha = 1.0 - (m_scale_ctrl_z.value1() - z) *
m_slider_ctrl_sel.value() * 100.0;
}
if (z > m_scale_ctrl_z.value2()) {
alpha = 1.0 - (z - m_scale_ctrl_z.value2()) *
m_slider_ctrl_sel.value() * 100.0;
}
if (alpha > 1.0) alpha = 1.0;
if (alpha < 0.0) alpha = 0.0;
if (alpha > 0.0) {
e1.init(m_points[i].x, m_points[i].y, m_slider_ctrl_size.value() * 5.0,
m_slider_ctrl_size.value() * 5.0, 8);
pf.add_path(t1);
agg::render_scanlines_aa_solid(
pf, sl, rb, agg::rgba(m_points[i].color.r, m_points[i].color.g,
m_points[i].color.b, alpha));
n_drawn++;
}
}
agg::render_ctrl(pf, sl, rb, m_scale_ctrl_z);
agg::render_ctrl(pf, sl, rb, m_slider_ctrl_sel);
agg::render_ctrl(pf, sl, rb, m_slider_ctrl_size);
char buf[10];
sprintf(buf, "%08u", n_drawn);
agg::gsv_text txt;
txt.size(15.0);
txt.text(buf);
txt.start_point(10.0, initial_height() - 20.0);
agg::gsv_text_outline<> txt_o(txt, trans_affine_resizing());
pf.add_path(txt_o);
agg::render_scanlines_aa_solid(pf, sl, rb, agg::rgba(0, 0, 0));
}
virtual void on_mouse_button_down(int x, int y, unsigned flags) {
if (flags & agg::mouse_left) {
m_mouse_x = x;
m_mouse_y = y;
trans_affine_resizing().inverse_transform(&m_mouse_x, &m_mouse_y);
force_redraw();
}
}
void radial_shape(RenBase& rbase, const ColorRamp& colors,
double x1, double y1, double x2, double y2)
{
typedef RenBase renderer_base_type;
typedef agg::gradient_radial gradient_func_type;
typedef ColorRamp color_func_type;
typedef agg::span_interpolator_linear<> interpolator_type;
typedef agg::span_allocator<color> span_allocator_type;
typedef agg::span_gradient<color,
interpolator_type,
gradient_func_type,
color_func_type> span_gradient_type;
gradient_func_type gradient_func; // The gradient function
agg::trans_affine gradient_mtx;
interpolator_type span_interpolator(gradient_mtx); // Span interpolator
span_allocator_type span_allocator; // Span Allocator
span_gradient_type span_gradient(span_interpolator,
gradient_func,
colors,
0, 100);
double cx = (x1 + x2) / 2.0;
double cy = (y1 + y2) / 2.0;
double r = 0.5 * (((x2 - x1) < (y2 - y1)) ? (x2 - x1) : (y2 - y1));
gradient_mtx *= agg::trans_affine_scaling(r / 100.0);
gradient_mtx *= agg::trans_affine_translation(cx, cy);
gradient_mtx *= trans_affine_resizing();
gradient_mtx.invert();
agg::ellipse ell(cx, cy, r, r, 100);
agg::conv_transform<agg::ellipse> trans(ell, trans_affine_resizing());
m_ras.add_path(trans);
agg::render_scanlines_aa(m_ras, m_sl, rbase, span_allocator, span_gradient);
}
unsigned render_sbool(Rasterizer& ras1, Rasterizer& ras2)
{
pixfmt pf(rbuf_window());
agg::renderer_base<pixfmt> rb(pf);
agg::renderer_scanline_aa_solid<agg::renderer_base<pixfmt> > ren(rb);
agg::scanline_p8 sl;
ras1.filling_rule(m_fill_rule.cur_item() ? agg::fill_non_zero : agg::fill_even_odd);
ras2.filling_rule(m_fill_rule.cur_item() ? agg::fill_non_zero : agg::fill_even_odd);
switch(m_polygons.cur_item())
{
case 0:
{
//------------------------------------
// Two simple paths
//
agg::path_storage ps1;
agg::path_storage ps2;
double x = m_x - initial_width()/2 + 100;
double y = m_y - initial_height()/2 + 100;
ps1.move_to(x+140, y+145);
ps1.line_to(x+225, y+44);
ps1.line_to(x+296, y+219);
ps1.close_polygon();
ps1.line_to(x+226, y+289);
ps1.line_to(x+82, y+292);
ps1.move_to(x+220, y+222);
ps1.line_to(x+363, y+249);
ps1.line_to(x+265, y+331);
ps1.move_to(x+242, y+243);
ps1.line_to(x+325, y+261);
ps1.line_to(x+268, y+309);
ps1.move_to(x+259, y+259);
ps1.line_to(x+273, y+288);
ps1.line_to(x+298, y+266);
ps2.move_to(100+32, 100+77);
ps2.line_to(100+473, 100+263);
ps2.line_to(100+351, 100+290);
ps2.line_to(100+354, 100+374);
ras1.reset();
ras1.add_path(ps1);
ren.color(agg::rgba(0, 0, 0, 0.1));
agg::render_scanlines(ras1, sl, ren);
ras2.reset();
ras2.add_path(ps2);
ren.color(agg::rgba(0, 0.6, 0, 0.1));
agg::render_scanlines(ras2, sl, ren);
render_scanline_boolean(ras1, ras2);
}
break;
case 1:
{
//------------------------------------
// Closed stroke
//
agg::path_storage ps1;
agg::path_storage ps2;
agg::conv_stroke<agg::path_storage> stroke(ps2);
stroke.width(15.0);
double x = m_x - initial_width()/2 + 100;
double y = m_y - initial_height()/2 + 100;
ps1.move_to(x+140, y+145);
ps1.line_to(x+225, y+44);
ps1.line_to(x+296, y+219);
ps1.close_polygon();
ps1.line_to(x+226, y+289);
ps1.line_to(x+82, y+292);
ps1.move_to(x+220-50, y+222);
ps1.line_to(x+363-50, y+249);
ps1.line_to(x+265-50, y+331);
ps1.close_polygon();
ps2.move_to(100+32, 100+77);
ps2.line_to(100+473, 100+263);
ps2.line_to(100+351, 100+290);
ps2.line_to(100+354, 100+374);
ps2.close_polygon();
ras1.reset();
ras1.add_path(ps1);
ren.color(agg::rgba(0, 0, 0, 0.1));
agg::render_scanlines(ras1, sl, ren);
ras2.reset();
ras2.add_path(stroke);
ren.color(agg::rgba(0, 0.6, 0, 0.1));
agg::render_scanlines(ras2, sl, ren);
render_scanline_boolean(ras1, ras2);
}
break;
case 2:
{
//------------------------------------
// Great Britain and Arrows
//
agg::path_storage gb_poly;
agg::path_storage arrows;
make_gb_poly(gb_poly);
make_arrows(arrows);
agg::trans_affine mtx1;
agg::trans_affine mtx2;
mtx1 *= agg::trans_affine_translation(-1150, -1150);
mtx1 *= agg::trans_affine_scaling(2.0);
mtx2 = mtx1;
mtx2 *= agg::trans_affine_translation(m_x - initial_width()/2,
m_y - initial_height()/2);
agg::conv_transform<agg::path_storage> trans_gb_poly(gb_poly, mtx1);
agg::conv_transform<agg::path_storage> trans_arrows(arrows, mtx2);
ras2.add_path(trans_gb_poly);
ren.color(agg::rgba(0.5, 0.5, 0, 0.1));
agg::render_scanlines(ras2, sl, ren);
agg::conv_stroke<agg::conv_transform<agg::path_storage> > stroke_gb_poly(trans_gb_poly);
stroke_gb_poly.width(0.1);
ras1.add_path(stroke_gb_poly);
ren.color(agg::rgba(0, 0, 0));
agg::render_scanlines(ras1, sl, ren);
ras2.add_path(trans_arrows);
ren.color(agg::rgba(0.0, 0.5, 0.5, 0.1));
agg::render_scanlines(ras2, sl, ren);
ras1.reset();
ras1.add_path(trans_gb_poly);
render_scanline_boolean(ras1, ras2);
}
break;
case 3:
{
//------------------------------------
// Great Britain and a Spiral
//
spiral sp(m_x, m_y, 10, 150, 30, 0.0);
agg::conv_stroke<spiral> stroke(sp);
stroke.width(15.0);
agg::path_storage gb_poly;
make_gb_poly(gb_poly);
agg::trans_affine mtx;
mtx *= agg::trans_affine_translation(-1150, -1150);
mtx *= agg::trans_affine_scaling(2.0);
mtx *= trans_affine_resizing();
agg::conv_transform<agg::path_storage> trans_gb_poly(gb_poly, mtx);
ras1.add_path(trans_gb_poly);
ren.color(agg::rgba(0.5, 0.5, 0, 0.1));
agg::render_scanlines(ras1, sl, ren);
agg::conv_stroke<agg::conv_transform<agg::path_storage> > stroke_gb_poly(trans_gb_poly);
stroke_gb_poly.width(0.1);
ras1.reset();
ras1.add_path(stroke_gb_poly);
ren.color(agg::rgba(0, 0, 0));
agg::render_scanlines(ras1, sl, ren);
ras2.reset();
ras2.add_path(stroke);
ren.color(agg::rgba(0.0, 0.5, 0.5, 0.1));
agg::render_scanlines(ras2, sl, ren);
ras1.reset();
ras1.add_path(trans_gb_poly);
render_scanline_boolean(ras1, ras2);
}
break;
case 4:
{
//------------------------------------
// Spiral and glyph
//
spiral sp(m_x, m_y, 10, 150, 30, 0.0);
agg::conv_stroke<spiral> stroke(sp);
stroke.width(15.0);
agg::path_storage glyph;
glyph.move_to(28.47, 6.45);
glyph.curve3(21.58, 1.12, 19.82, 0.29);
glyph.curve3(17.19, -0.93, 14.21, -0.93);
glyph.curve3(9.57, -0.93, 6.57, 2.25);
glyph.curve3(3.56, 5.42, 3.56, 10.60);
glyph.curve3(3.56, 13.87, 5.03, 16.26);
glyph.curve3(7.03, 19.58, 11.99, 22.51);
glyph.curve3(16.94, 25.44, 28.47, 29.64);
glyph.line_to(28.47, 31.40);
glyph.curve3(28.47, 38.09, 26.34, 40.58);
glyph.curve3(24.22, 43.07, 20.17, 43.07);
glyph.curve3(17.09, 43.07, 15.28, 41.41);
glyph.curve3(13.43, 39.75, 13.43, 37.60);
glyph.line_to(13.53, 34.77);
glyph.curve3(13.53, 32.52, 12.38, 31.30);
glyph.curve3(11.23, 30.08, 9.38, 30.08);
glyph.curve3(7.57, 30.08, 6.42, 31.35);
glyph.curve3(5.27, 32.62, 5.27, 34.81);
glyph.curve3(5.27, 39.01, 9.57, 42.53);
glyph.curve3(13.87, 46.04, 21.63, 46.04);
glyph.curve3(27.59, 46.04, 31.40, 44.04);
glyph.curve3(34.28, 42.53, 35.64, 39.31);
glyph.curve3(36.52, 37.21, 36.52, 30.71);
glyph.line_to(36.52, 15.53);
glyph.curve3(36.52, 9.13, 36.77, 7.69);
glyph.curve3(37.01, 6.25, 37.57, 5.76);
glyph.curve3(38.13, 5.27, 38.87, 5.27);
glyph.curve3(39.65, 5.27, 40.23, 5.62);
glyph.curve3(41.26, 6.25, 44.19, 9.18);
glyph.line_to(44.19, 6.45);
glyph.curve3(38.72, -0.88, 33.74, -0.88);
glyph.curve3(31.35, -0.88, 29.93, 0.78);
glyph.curve3(28.52, 2.44, 28.47, 6.45);
glyph.close_polygon();
glyph.move_to(28.47, 9.62);
glyph.line_to(28.47, 26.66);
glyph.curve3(21.09, 23.73, 18.95, 22.51);
glyph.curve3(15.09, 20.36, 13.43, 18.02);
glyph.curve3(11.77, 15.67, 11.77, 12.89);
glyph.curve3(11.77, 9.38, 13.87, 7.06);
glyph.curve3(15.97, 4.74, 18.70, 4.74);
glyph.curve3(22.41, 4.74, 28.47, 9.62);
glyph.close_polygon();
agg::trans_affine mtx;
mtx *= agg::trans_affine_scaling(4.0);
mtx *= agg::trans_affine_translation(220, 200);
agg::conv_transform<agg::path_storage> trans(glyph, mtx);
agg::conv_curve<agg::conv_transform<agg::path_storage> > curve(trans);
ras1.reset();
ras1.add_path(stroke);
ren.color(agg::rgba(0, 0, 0, 0.1));
agg::render_scanlines(ras1, sl, ren);
ras2.reset();
ras2.add_path(curve);
ren.color(agg::rgba(0, 0.6, 0, 0.1));
agg::render_scanlines(ras2, sl, ren);
render_scanline_boolean(ras1, ras2);
}
break;
}
return 0;
}
virtual void on_draw()
{
double ewidth = initial_width() / 2 - 10;
double ecenter = initial_width() / 2;
typedef agg::renderer_base<pixfmt> ren_base;
pixfmt pixf(rbuf_window());
ren_base rb(pixf);
agg::rgba8 color;
rb.clear(agg::rgba(1, 1, 1));
g_ctrl.text_size(10.0, 12.0);
agg::rasterizer_scanline_aa<> ras;
agg::scanline_p8 sl;
agg::render_ctrl(ras, sl, rb, g_ctrl);
ras.gamma(g_ctrl);
agg::ellipse ellipse;
agg::conv_stroke<agg::ellipse> poly(ellipse);
agg::conv_transform<agg::conv_stroke<agg::ellipse> > tpoly(poly, trans_affine_resizing());
color = agg::rgba8(0, 0, 0);
ellipse.init(ecenter, 220, ewidth, 15, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 220, 11, 11, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
color = agg::rgba8(127, 127, 127);
ellipse.init(ecenter, 260, ewidth, 15, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 260, 11, 11, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
color = agg::rgba8(192, 192, 192);
ellipse.init(ecenter, 300, ewidth, 15, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 300, 11, 11, 100);
poly.width(2.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
color = agg::rgba(0.0, 0.0, 0.4);
ellipse.init(ecenter, 340, ewidth, 15.5, 100);
poly.width(1.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 340, 10.5, 10.5, 100);
poly.width(1.0);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 380, ewidth, 15.5, 100);
poly.width(0.4);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 380, 10.5, 10.5, 100);
poly.width(0.4);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 420, ewidth, 15.5, 100);
poly.width(0.1);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
ellipse.init(ecenter, 420, 10.5, 10.5, 100);
poly.width(0.1);
ras.add_path(tpoly, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
agg::trans_affine mtx;
mtx *= agg::trans_affine_skewing(0.15, 0.0);
mtx *= trans_affine_resizing();
agg::gsv_text text;
agg::gsv_text_outline<agg::trans_affine> text1(text, mtx);
text.text("Text 2345");
text.size(50, 20);
text1.width(2.0);
text.start_point(320, 10);
color = agg::rgba(0.0, 0.5, 0.0);
ras.add_path(text1, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
color = agg::rgba(0.5, 0.0, 0.0);
agg::path_storage path;
path.move_to(30, -1.0);
path.line_to(60, 0.0);
path.line_to(30, 1.0);
path.move_to(27, -1.0);
path.line_to(10, 0.0);
path.line_to(27, 1.0);
agg::conv_transform<agg::path_storage> trans(path, mtx);
for(int i = 0; i < 35; i++)
{
mtx.reset();
mtx *= agg::trans_affine_rotation(double(i) / 35.0 * agg::pi * 2.0);
mtx *= agg::trans_affine_translation(400, 130);
mtx *= trans_affine_resizing();
ras.add_path(trans, 0);
agg::render_scanlines_aa_solid(ras, sl, rb, color);
}
}
virtual void on_draw()
{
typedef agg::pixfmt_bgr24 pixfmt;
typedef agg::renderer_base<pixfmt> renderer_base;
typedef agg::renderer_scanline_aa_solid<renderer_base> renderer_solid;
pixfmt pixf(rbuf_window());
renderer_base rb(pixf);
renderer_solid rs(rb);
rb.clear(agg::rgba(1, 1, 1));
agg::trans_affine mtx;
agg::conv_transform<agg::path_storage, agg::trans_affine> trans(g_path, mtx);
mtx *= agg::trans_affine_translation(-g_base_dx, -g_base_dy);
mtx *= agg::trans_affine_scaling(g_scale, g_scale);
mtx *= agg::trans_affine_rotation(g_angle + agg::pi);
mtx *= agg::trans_affine_skewing(g_skew_x/1000.0, g_skew_y/1000.0);
mtx *= agg::trans_affine_translation(initial_width()/4, initial_height()/2);
mtx *= trans_affine_resizing();
agg::rasterizer_scanline_aa<> ras2;
agg::scanline_p8 sl;
agg::scanline_u8 sl2;
agg::render_all_paths(ras2, sl, rs, trans, g_colors, g_path_idx, g_npaths);
mtx *= ~trans_affine_resizing();
mtx *= agg::trans_affine_translation(initial_width()/2, 0);
mtx *= trans_affine_resizing();
agg::line_profile_aa profile;
profile.width(1.0);
agg::renderer_outline_aa<renderer_base> rp(rb, profile);
agg::rasterizer_outline_aa<agg::renderer_outline_aa<renderer_base> > ras(rp);
ras.round_cap(true);
ras.render_all_paths(trans, g_colors, g_path_idx, g_npaths);
agg::ellipse ell(m_cx, m_cy, 100.0, 100.0, 100);
agg::conv_stroke<agg::ellipse> ell_stroke1(ell);
ell_stroke1.width(6.0);
agg::conv_stroke<agg::conv_stroke<agg::ellipse> > ell_stroke2(ell_stroke1);
ell_stroke2.width(2.0);
rs.color(agg::rgba(0,0.2,0));
ras2.add_path(ell_stroke2);
agg::render_scanlines(ras2, sl, rs);
typedef agg::span_simple_blur_rgb24<agg::order_bgr> span_blur_gen;
typedef agg::span_allocator<span_blur_gen::color_type> span_blur_alloc;
span_blur_alloc sa;
span_blur_gen sg;
sg.source_image(rbuf_img(0));
ras2.add_path(ell);
copy_window_to_img(0);
agg::render_scanlines_aa(ras2, sl2, rb, sa, sg);
// More blur if desired :-)
//copy_window_to_img(0);
//agg::render_scanlines(ras2, sl2, rblur);
//copy_window_to_img(0);
//agg::render_scanlines(ras2, sl2, rblur);
//copy_window_to_img(0);
//agg::render_scanlines(ras2, sl2, rblur);
}
virtual void on_draw()
{
pixfmt pixf(rbuf_window());
renderer_base rb(pixf);
renderer_solid rs(rb);
rb.clear(agg::rgba(1, 1, 1));
// When Gamma changes rebuild the gamma and gradient LUTs
//------------------
if(m_old_gamma != m_gamma.value())
{
m_gamma_lut.gamma(m_gamma.value());
build_gradient_lut();
m_old_gamma = m_gamma.value();
}
// Gradient center. All gradient functions assume the
// center being in the origin (0,0) and you can't
// change it. But you can apply arbitrary transformations
// to the gradient (see below).
//------------------
double cx = initial_width() / 2;
double cy = initial_height() / 2;
double r = 100;
// Focal center. Defined in the gradient coordinates,
// that is, with respect to the origin (0,0)
//------------------
double fx = m_mouse_x - cx;
double fy = m_mouse_y - cy;
gradient_func_type gradient_func(r, fx, fy);
gradient_adaptor_type gradient_adaptor(gradient_func);
agg::trans_affine gradient_mtx;
// Making the affine matrix. Move to (cx,cy),
// apply the resizing transformations and invert
// the matrix. Gradients and images always assume the
// inverse transformations.
//------------------
gradient_mtx.translate(cx, cy);
gradient_mtx *= trans_affine_resizing();
gradient_mtx.invert();
interpolator_type span_interpolator(gradient_mtx);
span_gradient_type span_gradient(span_interpolator,
gradient_adaptor,
m_gradient_lut,
0, r);
// Form the simple rectangle
//------------------
m_rasterizer.reset();
m_rasterizer.move_to_d(0,0);
m_rasterizer.line_to_d(width(), 0);
m_rasterizer.line_to_d(width(), height());
m_rasterizer.line_to_d(0, height());
// Render the gradient to the whole screen and measure the time
//------------------
start_timer();
agg::render_scanlines_aa(m_rasterizer, m_scanline, rb, m_alloc, span_gradient);
double tm = elapsed_time();
// Draw the transformed circle that shows the gradient boundary
//------------------
agg::ellipse e(cx, cy, r, r);
agg::conv_stroke<agg::ellipse> estr(e);
agg::conv_transform<
agg::conv_stroke<
agg::ellipse> > etrans(estr, trans_affine_resizing());
m_rasterizer.add_path(etrans);
agg::render_scanlines_aa_solid(m_rasterizer, m_scanline, rb, agg::rgba(1,1,1));
// Show the gradient time
//------------------
char buf[64];
agg::gsv_text t;
t.size(10.0);
agg::conv_stroke<agg::gsv_text> pt(t);
pt.width(1.5);
sprintf(buf, "%3.2f ms", tm);
t.start_point(10.0, 35.0);
t.text(buf);
m_rasterizer.add_path(pt);
agg::render_scanlines_aa_solid(m_rasterizer, m_scanline, rb, agg::rgba(0,0,0));
#if !LINEAR_RGB
// Show the controls
//------------------
agg::render_ctrl(m_rasterizer, m_scanline, rb, m_gamma);
// Apply the inverse gamma to the whole buffer
// (transform the colors to the perceptually uniform space)
//------------------
pixf.apply_gamma_inv(m_gamma_lut);
#endif
}
virtual void on_draw()
{
typedef agg::renderer_base<pixfmt> renderer_base;
typedef agg::renderer_base<pixfmt_pre> renderer_base_pre;
pixfmt pixf(rbuf_window());
pixfmt_pre pixf_pre(rbuf_window());
renderer_base rb(pixf);
renderer_base_pre rb_pre(pixf_pre);
rb.clear(agg::rgba(1.0, 1.0, 1.0));
agg::trans_affine src_mtx;
src_mtx *= agg::trans_affine_translation(-initial_width()/2 - 10, -initial_height()/2 - 20 - 10);
src_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
src_mtx *= agg::trans_affine_scaling(m_scale.value());
src_mtx *= agg::trans_affine_translation(initial_width()/2, initial_height()/2 + 20);
src_mtx *= trans_affine_resizing();
agg::trans_affine img_mtx;
img_mtx *= agg::trans_affine_translation(-initial_width()/2 + 10, -initial_height()/2 + 20 + 10);
img_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
img_mtx *= agg::trans_affine_scaling(m_scale.value());
img_mtx *= agg::trans_affine_translation(initial_width()/2, initial_height()/2 + 20);
img_mtx *= trans_affine_resizing();
img_mtx.invert();
agg::span_allocator<color_type> sa;
typedef agg::span_interpolator_linear<> interpolator_type;
interpolator_type interpolator(img_mtx);
typedef agg::image_accessor_clip<pixfmt> img_source_type;
pixfmt img_pixf(rbuf_img(0));
img_source_type img_src(img_pixf, agg::rgba_pre(0, 0.4, 0, 0.5));
/*
// Version without filtering (nearest neighbor)
//------------------------------------------
typedef agg::span_image_filter_rgb_nn<img_source_type,
interpolator_type> span_gen_type;
span_gen_type sg(img_src, interpolator);
//------------------------------------------
*/
// Version with "hardcoded" bilinear filter and without
// image_accessor (direct filter, the old variant)
//------------------------------------------
typedef agg::span_image_filter_rgb_bilinear_clip<pixfmt,
interpolator_type> span_gen_type;
span_gen_type sg(img_pixf, agg::rgba_pre(0, 0.4, 0, 0.5), interpolator);
//------------------------------------------
/*
// Version with arbitrary 2x2 filter
//------------------------------------------
typedef agg::span_image_filter_rgb_2x2<img_source_type,
interpolator_type> span_gen_type;
agg::image_filter<agg::image_filter_kaiser> filter;
span_gen_type sg(img_src, interpolator, filter);
//------------------------------------------
*/
/*
// Version with arbitrary filter
//------------------------------------------
typedef agg::span_image_filter_rgb<img_source_type,
interpolator_type> span_gen_type;
agg::image_filter<agg::image_filter_spline36> filter;
span_gen_type sg(img_src, interpolator, filter);
//------------------------------------------
*/
agg::rasterizer_scanline_aa<> ras;
ras.clip_box(0, 0, width(), height());
agg::scanline_u8 sl;
double r = initial_width();
if(initial_height() - 60 < r) r = initial_height() - 60;
agg::ellipse ell(initial_width() / 2.0 + 10,
initial_height() / 2.0 + 20 + 10,
r / 2.0 + 16.0,
r / 2.0 + 16.0, 200);
agg::conv_transform<agg::ellipse> tr(ell, src_mtx);
ras.add_path(tr);
agg::render_scanlines_aa(ras, sl, rb_pre, sa, sg);
agg::render_ctrl(ras, sl, rb, m_angle);
agg::render_ctrl(ras, sl, rb, m_scale);
}
virtual void on_draw()
{
typedef agg::pixfmt_bgr24 pixfmt;
typedef agg::renderer_base<pixfmt> renderer_base;
typedef agg::renderer_scanline_aa_solid<renderer_base> renderer_solid;
pixfmt pixf(rbuf_window());
renderer_base rb(pixf);
renderer_solid rs(rb);
rb.clear(agg::rgba(1.0, 1.0, 1.0));
agg::rasterizer_scanline_aa<> ras;
agg::scanline_p8 sl;
double x_start = 125.0;
double x_end = initial_width() - 15.0;
double y_start = 10.0;
double y_end = initial_height() - 10.0;
double x_center = (x_start + x_end) / 2;
unsigned i;
agg::path_storage p;
agg::conv_stroke<agg::path_storage> pl(p);
agg::conv_transform<agg::conv_stroke<agg::path_storage> > tr(pl, trans_affine_resizing());
for(i = 0; i <= 16; i++)
{
double x = x_start + (x_end - x_start) * i / 16.0;
p.remove_all();
p.move_to(x+0.5, y_start);
p.line_to(x+0.5, y_end);
ras.add_path(tr);
rs.color(agg::rgba8(0, 0, 0, i == 8 ? 255 : 100));
agg::render_scanlines(ras, sl, rs);
}
double ys = y_start + (y_end - y_start) / 6.0;
p.remove_all();
p.move_to(x_start, ys);
p.line_to(x_end, ys);
ras.add_path(tr);
rs.color(agg::rgba8(0, 0, 0));
agg::render_scanlines(ras, sl, rs);
pl.width(1.0);
for(i = 0; i < m_num_filters; i++)
{
if(m_filters[i]->status())
{
m_filter_func[i]->set_radius(m_radius.value());
unsigned j;
double radius = m_filter_func[i]->radius();
unsigned n = unsigned(radius * 256 * 2);
double dy = y_end - ys;
double xs = (x_end + x_start)/2.0 - (radius * (x_end - x_start) / 16.0);
double dx = (x_end - x_start) * radius / 8.0;
p.remove_all();
p.move_to(xs+0.5, ys + dy * m_filter_func[i]->calc_weight(-radius));
for(j = 1; j < n; j++)
{
p.line_to(xs + dx * j / n + 0.5,
ys + dy * m_filter_func[i]->calc_weight(j / 256.0 - radius));
}
ras.add_path(tr);
rs.color(agg::rgba8(100, 0, 0));
agg::render_scanlines(ras, sl, rs);
p.remove_all();
unsigned xint;
int ir = int(ceil(radius) + 0.1);
for(xint = 0; xint < 256; xint++)
{
int xfract;
double sum = 0;
for(xfract = -ir; xfract < ir; xfract++)
{
double xf = xint/256.0 + xfract;
if(xf >= -radius || xf <= radius)
{
sum += m_filter_func[i]->calc_weight(xf);
}
}
double x = x_center + ((-128.0 + xint) / 128.0) * radius * (x_end - x_start) / 16.0;
double y = ys + sum * 256 - 256;
if(xint == 0) p.move_to(x, y);
else p.line_to(x, y);
}
ras.add_path(tr);
rs.color(agg::rgba8(0, 100, 0));
agg::render_scanlines(ras, sl, rs);
agg::image_filter_lut normalized(*m_filter_func[i]);
const agg::int16* weights = normalized.weight_array();
xs = (x_end + x_start)/2.0 - (normalized.diameter() * (x_end - x_start) / 32.0);
unsigned nn = normalized.diameter() * 256;
p.remove_all();
p.move_to(xs+0.5, ys + dy * weights[0] / agg::image_filter_scale);
for(j = 1; j < nn; j++)
{
p.line_to(xs + dx * j / n + 0.5,
ys + dy * weights[j] / agg::image_filter_scale);
}
ras.add_path(tr);
rs.color(agg::rgba8(0, 0, 100, 255));
agg::render_scanlines(ras, sl, rs);
}
}
for(i = 0; i < m_num_filters; i++)
{
agg::render_ctrl(ras, sl, rb, *m_filters[i]);
}
if(m_sinc.status() || m_lanczos.status() || m_blackman.status())
{
agg::render_ctrl(ras, sl, rb, m_radius);
}
}
virtual void on_draw()
{
typedef agg::pixfmt_bgr24 pixfmt;
typedef agg::renderer_base<pixfmt> renderer_base;
pixfmt pixf(rbuf_window());
renderer_base rb(pixf);
rb.clear(agg::rgba(1.0, 1.0, 1.0));
agg::trans_affine src_mtx;
src_mtx *= agg::trans_affine_translation(-initial_width()/2, -initial_height()/2);
src_mtx *= agg::trans_affine_rotation(10.0 * agg::pi / 180.0);
src_mtx *= agg::trans_affine_translation(initial_width()/2, initial_height()/2);
src_mtx *= trans_affine_resizing();
agg::trans_affine img_mtx = src_mtx;
img_mtx.invert();
typedef agg::span_allocator<agg::rgba8> span_alloc;
unsigned i;
unsigned char brightness_alpha_array[agg::span_conv_brightness_alpha_rgb8::array_size];
for(i = 0; i < agg::span_conv_brightness_alpha_rgb8::array_size; i++)
{
brightness_alpha_array[i] =
agg::int8u(m_alpha.value(double(i) /
double(agg::span_conv_brightness_alpha_rgb8::array_size)) * 255.0);
}
agg::span_conv_brightness_alpha_rgb8 color_alpha(brightness_alpha_array);
typedef agg::image_accessor_clip<pixfmt> img_source_type;
typedef agg::span_interpolator_linear<> interpolator_type;
typedef agg::span_image_filter_rgb_bilinear<img_source_type,
interpolator_type> span_gen;
typedef agg::span_converter<span_gen,
agg::span_conv_brightness_alpha_rgb8> span_conv;
span_alloc sa;
interpolator_type interpolator(img_mtx);
pixfmt img_pixf(rbuf_img(0));
img_source_type img_src(img_pixf, agg::rgba(0,0,0,0));
span_gen sg(img_src, interpolator);
span_conv sc(sg, color_alpha);
agg::ellipse ell;
agg::rasterizer_scanline_aa<> ras;
agg::scanline_u8 sl;
for(i = 0; i < 50; i++)
{
ell.init(m_x[i], m_y[i], m_rx[i], m_ry[i], 50);
ras.add_path(ell);
agg::render_scanlines_aa_solid(ras, sl, rb, m_colors[i]);
}
ell.init(initial_width() / 2.0,
initial_height() / 2.0,
initial_width() / 1.9,
initial_height() / 1.9, 200);
agg::conv_transform<agg::ellipse> tr(ell, src_mtx);
ras.add_path(tr);
agg::render_scanlines_aa(ras, sl, rb, sa, sc);
agg::render_ctrl(ras, sl, rb, m_alpha);
}
virtual void on_draw()
{
double img_width = rbuf_img(0).width();
double img_height = rbuf_img(0).height();
typedef agg::pixfmt_bgr24 pixfmt;
typedef agg::renderer_base<pixfmt> renderer_base;
pixfmt pixf(rbuf_window());
pixfmt img_pixf(rbuf_img(0));
renderer_base rb(pixf);
rb.clear(agg::rgba(1.0, 1.0, 1.0));
agg::trans_affine src_mtx;
src_mtx *= agg::trans_affine_translation(-img_width/2, -img_height/2);
src_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
src_mtx *= agg::trans_affine_translation(img_width/2 + 10, img_height/2 + 10 + 40);
src_mtx *= trans_affine_resizing();
agg::trans_affine img_mtx;
img_mtx *= agg::trans_affine_translation(-img_width/2, -img_height/2);
img_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
img_mtx *= agg::trans_affine_scaling(m_scale.value());
img_mtx *= agg::trans_affine_translation(img_width/2 + 10, img_height/2 + 10 + 40);
img_mtx *= trans_affine_resizing();
img_mtx.invert();
typedef agg::span_allocator<agg::rgba8> span_alloc_type;
span_alloc_type sa;
typedef agg::span_interpolator_adaptor<agg::span_interpolator_linear<>,
periodic_distortion> interpolator_type;
periodic_distortion* dist = 0;
distortion_wave dist_wave;
distortion_swirl dist_swirl;
distortion_wave_swirl dist_wave_swirl;
distortion_swirl_wave dist_swirl_wave;
switch(m_distortion.cur_item())
{
case 0: dist = &dist_wave; break;
case 1: dist = &dist_swirl; break;
case 2: dist = &dist_wave_swirl; break;
case 3: dist = &dist_swirl_wave; break;
}
dist->period(m_period.value());
dist->amplitude(m_amplitude.value());
dist->phase(m_phase);
double cx = m_center_x;
double cy = m_center_y;
img_mtx.transform(&cx, &cy);
dist->center(cx, cy);
interpolator_type interpolator(img_mtx, *dist);
typedef agg::image_accessor_clip<pixfmt> img_source_type;
img_source_type img_src(img_pixf, agg::rgba(1,1,1));
/*
// Version without filtering (nearest neighbor)
//------------------------------------------
typedef agg::span_image_filter_rgb_nn<img_source_type,
interpolator_type> span_gen_type;
span_gen_type sg(img_src, interpolator);
//------------------------------------------
*/
// Version with "hardcoded" bilinear filter and without
// image_accessor (direct filter, the old variant)
//------------------------------------------
typedef agg::span_image_filter_rgb_bilinear_clip<pixfmt,
interpolator_type> span_gen_type;
span_gen_type sg(img_pixf, agg::rgba(1,1,1), interpolator);
//------------------------------------------
/*
// Version with arbitrary 2x2 filter
//------------------------------------------
typedef agg::span_image_filter_rgb_2x2<img_source_type,
interpolator_type> span_gen_type;
agg::image_filter<agg::image_filter_kaiser> filter;
span_gen_type sg(img_src, interpolator, filter);
//------------------------------------------
*/
/*
// Version with arbitrary filter
//------------------------------------------
typedef agg::span_image_filter_rgb<img_source_type,
interpolator_type> span_gen_type;
agg::image_filter<agg::image_filter_spline36> filter;
span_gen_type sg(img_src, interpolator, filter);
//------------------------------------------
*/
agg::rasterizer_scanline_aa<> ras;
agg::scanline_u8 sl;
double r = img_width;
if(img_height < r) r = img_height;
agg::ellipse ell(img_width / 2.0,
img_height / 2.0,
r / 2.0 - 20.0,
r / 2.0 - 20.0, 200);
agg::conv_transform<agg::ellipse> tr(ell, src_mtx);
ras.add_path(tr);
agg::render_scanlines_aa(ras, sl, rb, sa, sg);
src_mtx *= ~trans_affine_resizing();
src_mtx *= agg::trans_affine_translation(img_width - img_width/10, 0.0);
src_mtx *= trans_affine_resizing();
ras.add_path(tr);
agg::render_scanlines_aa_solid(ras, sl, rb, agg::rgba8(0,0,0));
typedef agg::span_gradient<agg::rgba8,
interpolator_type,
agg::gradient_circle,
color_array_type> gradient_span_gen;
agg::gradient_circle gradient_function;
color_array_type gradient_colors(m_gradient_colors);
gradient_span_gen span_gradient(interpolator,
gradient_function,
gradient_colors,
0, 180);
agg::trans_affine gr1_mtx;
gr1_mtx *= agg::trans_affine_translation(-img_width/2, -img_height/2);
gr1_mtx *= agg::trans_affine_scaling(0.8);
gr1_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
gr1_mtx *= agg::trans_affine_translation(img_width - img_width/10 + img_width/2 + 10,
img_height/2 + 10 + 40);
gr1_mtx *= trans_affine_resizing();
agg::trans_affine gr2_mtx;
gr2_mtx *= agg::trans_affine_rotation(m_angle.value() * agg::pi / 180.0);
gr2_mtx *= agg::trans_affine_scaling(m_scale.value());
gr2_mtx *= agg::trans_affine_translation(img_width - img_width/10 + img_width/2 + 10 + 50,
img_height/2 + 10 + 40 + 50);
gr2_mtx *= trans_affine_resizing();
gr2_mtx.invert();
cx = m_center_x + img_width - img_width/10;
cy = m_center_y;
gr2_mtx.transform(&cx, &cy);
dist->center(cx, cy);
interpolator.transformer(gr2_mtx);
agg::conv_transform<agg::ellipse> tr2(ell, gr1_mtx);
ras.add_path(tr2);
agg::render_scanlines_aa(ras, sl, rb, sa, span_gradient);
agg::render_ctrl(ras, sl, rb, m_angle);
agg::render_ctrl(ras, sl, rb, m_scale);
agg::render_ctrl(ras, sl, rb, m_amplitude);
agg::render_ctrl(ras, sl, rb, m_period);
agg::render_ctrl(ras, sl, rb, m_distortion);
}
//------------------------------------------------------------------------
int platform_support::run()
{
SDL_Event event;
bool ev_flag = false;
for(;;)
{
if(m_specific->m_update_flag)
{
on_draw();
update_window();
m_specific->m_update_flag = false;
}
ev_flag = false;
if(m_wait_mode)
{
SDL_WaitEvent(&event);
ev_flag = true;
}
else
{
if(SDL_PollEvent(&event))
{
ev_flag = true;
}
else
{
on_idle();
}
}
if(ev_flag)
{
if(event.type == SDL_QUIT)
{
break;
}
int y;
unsigned flags = 0;
switch (event.type)
{
case SDL_VIDEORESIZE:
if(!init(event.resize.w, event.resize.h, m_window_flags)) return false;
on_resize(m_rbuf_window.width(), m_rbuf_window.height());
trans_affine_resizing(event.resize.w, event.resize.h);
m_specific->m_update_flag = true;
break;
case SDL_KEYDOWN:
{
flags = 0;
if(event.key.keysym.mod & KMOD_SHIFT) flags |= kbd_shift;
if(event.key.keysym.mod & KMOD_CTRL) flags |= kbd_ctrl;
bool left = false;
bool up = false;
bool right = false;
bool down = false;
switch(event.key.keysym.sym)
{
case key_left:
left = true;
break;
case key_up:
up = true;
break;
case key_right:
right = true;
break;
case key_down:
down = true;
break;
}
if(m_ctrls.on_arrow_keys(left, right, down, up))
{
on_ctrl_change();
force_redraw();
}
else
{
on_key(m_specific->m_cur_x,
m_specific->m_cur_y,
event.key.keysym.sym,
flags);
}
}
break;
case SDL_MOUSEMOTION:
y = m_flip_y ?
m_rbuf_window.height() - event.motion.y :
event.motion.y;
m_specific->m_cur_x = event.motion.x;
m_specific->m_cur_y = y;
flags = 0;
if(event.motion.state & SDL_BUTTON(1)) flags |= mouse_left;
if(event.motion.state & SDL_BUTTON(3)) flags |= mouse_right;
if(m_ctrls.on_mouse_move(m_specific->m_cur_x,
m_specific->m_cur_y,
(flags & mouse_left) != 0))
{
on_ctrl_change();
force_redraw();
}
else
{
on_mouse_move(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
}
SDL_Event eventtrash;
while (SDL_PeepEvents(&eventtrash, 1, SDL_GETEVENT, SDL_EVENTMASK(SDL_MOUSEMOTION))!=0){;}
break;
case SDL_MOUSEBUTTONDOWN:
y = m_flip_y ?
m_rbuf_window.height() - event.motion.y :
event.motion.y;
m_specific->m_cur_x = event.motion.x;
m_specific->m_cur_y = y;
flags = 0;
if(event.button.button == SDL_BUTTON_LEFT) flags = mouse_left;
if(event.button.button == SDL_BUTTON_RIGHT) flags = mouse_right;
if(flags & mouse_left)
{
if(m_ctrls.on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y))
{
m_ctrls.set_cur(m_specific->m_cur_x,
m_specific->m_cur_y);
on_ctrl_change();
force_redraw();
}
else
{
if(m_ctrls.in_rect(m_specific->m_cur_x,
m_specific->m_cur_y))
{
if(m_ctrls.set_cur(m_specific->m_cur_x,
m_specific->m_cur_y))
{
on_ctrl_change();
force_redraw();
}
}
else
{
on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
}
}
}
if(flags & mouse_right)
{
on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
}
break;
case SDL_MOUSEBUTTONUP:
y = m_flip_y ?
m_rbuf_window.height() - event.motion.y :
event.motion.y;
m_specific->m_cur_x = event.motion.x;
m_specific->m_cur_y = y;
flags = 0;
if(m_ctrls.on_mouse_button_up(m_specific->m_cur_x,
m_specific->m_cur_y))
{
on_ctrl_change();
force_redraw();
}
on_mouse_button_up(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
break;
}
}
}
return 0;
}
//------------------------------------------------------------------------
int platform_support::run()
{
SDL_Event event;
bool ev_flag = false;
for(;;)
{
if(m_specific->m_update_flag)
{
on_draw();
update_window();
m_specific->m_update_flag = false;
}
ev_flag = false;
if(m_wait_mode)
{
SDL_WaitEvent(&event);
ev_flag = true;
}
else
{
if(SDL_PollEvent(&event))
{
ev_flag = true;
}
else
{
on_idle();
}
}
if(ev_flag)
{
if(event.type == SDL_QUIT)
{
break;
}
int y;
unsigned flags = 0;
switch (event.type)
{
int event_x;
int event_y;
case SDL_WINDOWEVENT:
switch (event.window.event)
{
case SDL_WINDOWEVENT_RESIZED:
ERROR_PRINT("SDL_WINDOWEVENT_RESIZED %d,%d\n", event.window.data1, event.window.data2);
#ifndef __ANDROID__
if(!init(event.window.data1, event.window.data2, m_window_flags)) return false;
on_resize(m_rbuf_window.width(), m_rbuf_window.height());
trans_affine_resizing(event.window.data1, event.window.data2);
#endif
m_specific->m_update_flag = true;
break;
default:
DEBUG_PRINT("unknown win event type %d\n", event.window.event);
break;
}
break;
case SDL_APP_DIDENTERFOREGROUND:
DEBUG_PRINT("SDL_APP_DIDENTERFOREGROUND");
enter_foreground();
break;
case SDL_APP_WILLENTERFOREGROUND:
DEBUG_PRINT("SDL_APP_WILLENTERFOREGROUND");
break;
case SDL_APP_DIDENTERBACKGROUND:
DEBUG_PRINT("SDL_APP_DIDENTERBACKGROUND");
enter_background();
break;
case SDL_APP_WILLENTERBACKGROUND:
DEBUG_PRINT("SDL_APP_WILLENTERBACKGROUND");
break;
case SDL_KEYDOWN:
{
flags = 0;
if(event.key.keysym.mod & KMOD_SHIFT) flags |= kbd_shift;
if(event.key.keysym.mod & KMOD_CTRL) flags |= kbd_ctrl;
bool left = false;
bool up = false;
bool right = false;
bool down = false;
switch(event.key.keysym.sym)
{
case key_left:
left = true;
break;
case key_up:
up = true;
break;
case key_right:
right = true;
break;
case key_down:
down = true;
break;
}
if(m_ctrls.on_arrow_keys(left, right, down, up))
{
on_ctrl_change();
force_redraw();
}
else
{
on_key(m_specific->m_cur_x,
m_specific->m_cur_y,
event.key.keysym.sym,
flags);
}
}
break;
case SDL_MOUSEMOTION:
event_x = (double)event.button.x*width_factor;
event_y = (double)event.button.y*hight_factor;
y = m_flip_y ?
m_rbuf_window.height() - event_y :
event_y;
m_specific->m_cur_x = event_x;
m_specific->m_cur_y = y;
flags = 0;
if(event.motion.state & SDL_BUTTON_LMASK) flags |= mouse_left;
if(event.motion.state & SDL_BUTTON_RMASK) flags |= mouse_right;
if(m_ctrls.on_mouse_move(m_specific->m_cur_x,
m_specific->m_cur_y,
(flags & mouse_left) != 0))
{
on_ctrl_change();
force_redraw();
}
else
{
on_mouse_move(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
}
SDL_Event eventtrash;
while (SDL_PeepEvents(&eventtrash, 1, SDL_GETEVENT, SDL_MOUSEMOTION, SDL_MOUSEMOTION)!=0){;}
break;
case SDL_MOUSEBUTTONDOWN:
event_x = (double)event.button.x*width_factor;
event_y = (double)event.button.y*hight_factor;
DEBUG_PRINT("mouse down: %d,%d %d,%d\n", event.button.x,event.button.y,
event_x,event_y);
y = m_flip_y
? m_rbuf_window.height() - event_y
: event_y;
m_specific->m_cur_x = event_x;
m_specific->m_cur_y = y;
flags = 0;
DEBUG_PRINT("mouse down: %d,%d w %d,%d\n", event_x,y,
m_rbuf_window.width(), m_rbuf_window.height());
switch(event.button.button)
{
case SDL_BUTTON_LEFT:
{
flags = mouse_left;
if(m_ctrls.on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y))
{
m_ctrls.set_cur(m_specific->m_cur_x,
m_specific->m_cur_y);
on_ctrl_change();
force_redraw();
}
else
{
if(m_ctrls.in_rect(m_specific->m_cur_x,
m_specific->m_cur_y))
{
if(m_ctrls.set_cur(m_specific->m_cur_x,
m_specific->m_cur_y))
{
on_ctrl_change();
force_redraw();
}
}
else
{
on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
}
}
}
break;
case SDL_BUTTON_RIGHT:
DEBUG_PRINT("SDL_BUTTON_RIGHT");
flags = mouse_right;
on_mouse_button_down(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
break;
} //switch(event.button.button)
break;
case SDL_MOUSEBUTTONUP:
event_x = (double)event.button.x*width_factor;
event_y = (double)event.button.y*hight_factor;
y = m_flip_y
? m_rbuf_window.height() - event_y
: event_y;
m_specific->m_cur_x = event_x;
m_specific->m_cur_y = y;
flags = 0;
if(m_ctrls.on_mouse_button_up(m_specific->m_cur_x,
m_specific->m_cur_y))
{
on_ctrl_change();
force_redraw();
}
on_mouse_button_up(m_specific->m_cur_x,
m_specific->m_cur_y,
flags);
break;
case SDL_MOUSEWHEEL:
break;
case SDL_FINGERDOWN:
case SDL_FINGERUP:
case SDL_FINGERMOTION:
DEBUG_PRINT("Finger: x=%f, y=%f dx=%f, dy=%f, %d\n",
event.tfinger.x,
event.tfinger.y,
event.tfinger.dx,
event.tfinger.dy,
(int)event.tfinger.fingerId);
on_touch_event(
event.tfinger.x,
m_flip_y ? 1-event.tfinger.y: event.tfinger.y,
event.tfinger.dx,
event.tfinger.dy,
(int)event.tfinger.fingerId,
!(event.type == SDL_FINGERUP));
break;
case SDL_MULTIGESTURE:
DEBUG_PRINT("Multi Gesture: x = %f, y = %f, dAng = %f, dR = %f numDownTouch = %i\n",
event.mgesture.x,
event.mgesture.y,
event.mgesture.dTheta,
event.mgesture.dDist,
event.mgesture.numFingers);
on_multi_gesture(
event.mgesture.x,
event.mgesture.y,
event.mgesture.dTheta,
event.mgesture.dDist,
event.mgesture.numFingers);
break;
default:
DEBUG_PRINT("unknown event type %d\n", event.type);
break;
}
}
}
return 0;
}
