void DrawSVG::redraw() {
clear();
// set canvas_to_screen transformation
Matrix3x3 m_imp = norm_to_screen * viewport_imp[current_tab]->get_canvas_to_norm();
Matrix3x3 m_ref = norm_to_screen * viewport_ref[current_tab]->get_canvas_to_norm();
software_renderer_imp->set_canvas_to_screen( m_imp );
software_renderer_ref->set_canvas_to_screen( m_ref );
hardware_renderer->set_canvas_to_screen( m_ref );
switch (method) {
case Hardware:
hardware_renderer->draw_svg(*tabs[current_tab]);
break;
case Software:
if (show_diff) { draw_diff(); return; }
software_renderer->draw_svg(*tabs[current_tab]);
display_pixels( &framebuffer[0] );
break;
}
}
void DrawSVG::render() {
if (method == Hardware) {
redraw();
}
if (method == Software) {
display_pixels(&framebuffer[0]);
}
if (show_zoom) {
draw_zoom();
}
}