X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.cpp;h=4d990009d81002ece8cc5a8caeb2ac73606e0b3c;hb=81c4024fb6acf37df702a803dc4efdf82a81525a;hp=b10b6b560d8226cd9e1ddd68cef905e7189cc0bf;hpb=2accd84fb2f8cc96efea8b3f27e381c2d2749160;p=libs%2Fgltk.git diff --git a/source/widget.cpp b/source/widget.cpp index b10b6b5..4d99000 100644 --- a/source/widget.cpp +++ b/source/widget.cpp @@ -1,6 +1,4 @@ -#include #include -#include #include #include "container.h" #include "resources.h" @@ -12,55 +10,87 @@ using namespace std; namespace Msp { namespace GLtk { -Widget::Widget(): - style(0), - state(NORMAL), - visible(true), - focusable(true), - parent(0) -{ } - Widget::~Widget() { if(parent) { Container *p = parent; - parent = 0; + parent = nullptr; p->remove(*this); } } void Widget::set_position(int x, int y) { - geom.x = x; - geom.y = y; - on_geometry_change(); + set_geometry(Geometry(x, y, geom.w, geom.h)); } void Widget::set_size(unsigned w, unsigned h) { - geom.w = w; - geom.h = h; - on_geometry_change(); + set_geometry(Geometry(geom.x, geom.y, w, h)); } void Widget::autosize() { - geom.w = 0; - geom.h = 0; - const Style::PartSeq &parts = style->get_parts(); - for(Style::PartSeq::const_iterator i=parts.begin(); i!=parts.end(); ++i) - if(i->get_name().empty()) + Geometry ageom; + autosize(ageom); + set_geometry(ageom); +} + +void Widget::autosize(Geometry &ageom) const +{ + if(!style) + return; + + ageom = Geometry(geom.x, geom.y, 0, 0); + for(const Part &p: style->get_parts()) + { + if(p.get_name().empty()) { - geom.w = max(geom.w, i->get_geometry().w); - geom.h = max(geom.h, i->get_geometry().h); + const Geometry &pgeom = p.get_geometry(); + const Sides &pmargin = p.get_margin(); + ageom.w = max(ageom.w, pgeom.w+pmargin.left+pmargin.right); + ageom.h = max(ageom.h, pgeom.h+pmargin.top+pmargin.bottom); } + else + autosize_special(p, ageom); + } } void Widget::set_geometry(const Geometry &g) { + bool size_changed = (g.w!=geom.w || g.h!=geom.h); geom = g; - on_geometry_change(); + if(size_changed) + { + on_size_change(); + mark_rebuild(); + } +} + +void Widget::map_coords_to_ancestor(int &x, int &y, const Widget &ancestor) const +{ + for(const Widget *w=this; w; w=w->get_parent()) + { + if(w==&ancestor) + return; + + const Geometry &wgeom = w->get_geometry(); + x += wgeom.x; + y += wgeom.y; + } + + throw hierarchy_error("not an ancestor"); +} + +void Widget::map_coords_to_root(int &x, int &y) const +{ + for(const Widget *w=this; w; w=w->get_parent()) + { + const Geometry &wgeom = w->get_geometry(); + x += wgeom.x; + y += wgeom.y; + } } void Widget::set_parent(Container *p) @@ -69,10 +99,20 @@ void Widget::set_parent(Container *p) throw hierarchy_error("widget already parented"); else if(p==parent) return; - parent = p; - on_reparent(); - update_style(); + try + { + parent = p; + + on_reparent(); + update_style(); + } + catch(...) + { + // The container has not yet added the widget as its child + parent = nullptr; + throw; + } } void Widget::set_style(const string &s) @@ -87,7 +127,7 @@ void Widget::update_style() for(top=this; top->parent; top=top->parent) ; Root *root = dynamic_cast(top); if(!root) - style = 0; + style = nullptr; else { string sname = get_class(); @@ -102,6 +142,7 @@ void Widget::update_style() on_style_change(); signal_autosize_changed.emit(); + mark_rebuild(); } void Widget::set_tooltip(const string &t) @@ -119,11 +160,6 @@ void Widget::set_visible(bool v) signal_visibility_changed.emit(visible); } -void Widget::set_focusable(bool f) -{ - focusable = f; -} - void Widget::set_focus() { if(!parent) @@ -134,30 +170,93 @@ void Widget::set_focus() signal_request_focus.emit(); } +void Widget::set_enabled(bool e) +{ + set_state(DISABLED, (e ? NORMAL : DISABLED)); +} + void Widget::set_state(State mask, State bits) { + State old_state = state; state = (state&~mask)|bits; + if(style && style->compare_states(old_state, state)) + mark_rebuild(); +} + +void Widget::set_animation_interval(const Time::TimeDelta &iv) +{ + if(ivget_parts()) + { + if(p.get_name().empty()) + p.build(geom, state, part_cache); + else + rebuild_special(p); + } } -void Widget::render() const +void Widget::rebuild_special(const Part &part) +{ + part_cache.insert_special(part); +} + +void Widget::render(GL::Renderer &renderer) const { if(!style) throw logic_error(format("Attempt to render a widget with null style (class=\"%s\", style_name=\"%s\")", get_class(), style_name)); - GL::push_matrix(); - GL::translate(geom.x, geom.y, 0); - const Style::PartSeq &parts = style->get_parts(); - for(Style::PartSeq::const_iterator i=parts.begin(); i!=parts.end(); ++i) + static const GL::Tag texture_tag("ui_tex"); + + GL::Renderer::Push _push(renderer); + int x = 0; + int y = 0; + map_coords_to_root(x, y); + renderer.set_matrix(GL::Matrix::translation(x, y, 0)); + for(const CachedPart &p: part_cache.get_parts()) { - if(i->get_name().empty()) + if(p.mesh && p.texture) { - GL::PushMatrix push_; - i->render(geom, state); + renderer.set_texture(texture_tag, p.texture, &style->get_sampler()); + p.mesh->draw(renderer); } - else - render_special(*i); + else if(p.part) + render_special(*p.part, renderer); } - GL::pop_matrix(); } void Widget::pointer_enter() @@ -170,6 +269,24 @@ void Widget::pointer_leave() clear_state(HOVER); } +void Widget::touch_press(int x, int y, unsigned finger) +{ + if(finger==0) + button_press(x, y, 1); +} + +void Widget::touch_release(int x, int y, unsigned finger) +{ + if(finger==0) + button_release(x, y, 1); +} + +void Widget::touch_motion(int x, int y, unsigned finger) +{ + if(finger==0) + pointer_motion(x, y); +} + void Widget::focus_in() { set_state(FOCUS);